Exhaust system for oil circulation

Abstract

The present invention discloses an exhaust device for oil circulation, which comprises an oil tank, an exhaust pipeline and an outlet pipeline. An oil pump is arranged in the oil tank, a first end of the exhaust pipeline is connected to the oil pump, the other end of the exhaust pipeline is connected to the oil tank, a first exhaust valve is arranged on the exhaust pipeline for exhausting, a first end of the outlet pipeline is connected to the exhaust pipeline through a one-way valve, a second end of the outlet pipeline is connected to an oil using mechanism and is connected to the oil tank through an oil return structure. The exhaust device for oil circulation provided by the present invention has the advantages of good safety and less manual participation.

Description

Technical Field

[0001] The invention relates to the technical field of oil pump equipment, and in particular to an exhaust device for oil circulation. Background Art

[0002] The adjustable impeller device of the blower cannot realize the automatic switching function because the lubricating oil pressure is low when the oil pump is switched regularly. Currently, the oil pump switching requires manual removal of the oil pipeline for exhaust to ensure that the oil pump pressure meets the rated value. Manual participation has low efficiency and low operational safety. Summary of the invention

[0003] The present invention aims to solve one of the technical problems in the related art at least to a certain extent. To this end, an embodiment of the present invention provides an exhaust device for oil circulation, which has the advantages of good safety and less manual participation.

[0004] According to the exhaust device of oil circulation of the embodiment of the present invention, the exhaust device of oil circulation includes an oil tank, an exhaust pipeline and an outlet pipeline, an oil pump is arranged in the oil tank, a first end of the exhaust pipeline is connected with the oil pump, the other end of the exhaust pipeline is connected with the oil tank, a first exhaust valve is arranged on the exhaust pipeline for exhausting air, a first end of the outlet pipeline is connected with the exhaust pipeline through a one-way valve, and a second end of the outlet pipeline is connected with an oil using mechanism and is connected with the oil tank through an oil return structure.

[0005] The exhaust device of the oil circulation according to the embodiment of the present invention has the advantages of good safety and less manual intervention. The present application has the following advantages: the exhaust device can ensure safe and reliable operation when the oil pump is switched regularly, and the fault linkage is normal when the lubricating oil pump is running, and prevent the load reduction or boiler fire extinguishing caused by the failure of the lubricating oil system of the blower. Reduce the labor cost of manual regular exhaust.

[0006] In some embodiments, a first branch is further included, wherein two ends of the first branch are respectively connected to the outlet pipeline and the oil tank, and an accumulator is arranged on the first branch.

[0007] In some embodiments, control valves are provided on the first branches at both ends of the accumulator.

[0008] In some embodiments, the oil return structure includes a first pipeline and a second pipeline, a cooler is arranged on the first pipeline, an oil filter is arranged on the second pipeline, the first pipeline and the second pipeline are connected to the second end of the outlet pipeline, the first pipeline is connected to the second pipeline, and the second pipeline is connected to the oil tank through a second branch.

[0009] In some embodiments, a pressure reducing valve is provided on the second branch.

[0010] In some embodiments, a pressure regulating valve is disposed on the pipeline between the second pipeline and the first pipeline.

[0011] In some embodiments, an oil outlet branch is also included, one end of which is connected to the oil tank, and the other end of which is connected to the outlet pipeline.

[0012] In some embodiments, an exhaust branch is also included, one end of the exhaust branch is connected to the oil outlet branch, the other end of the exhaust branch is connected to the oil tank, and a second exhaust valve is arranged on the exhaust branch.

[0013] In some embodiments, an oil level gauge is arranged in the oil tank.

[0014] In some embodiments, a flow meter is also included, and the flow meter is arranged on the outlet pipeline to monitor the flow of the oil in real time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 Schematic diagram of the structure of the exhaust device for oil circulation according to an embodiment of the present invention.

[0016] Figure numerals: 1. oil tank; 2. oil pump; 3. first exhaust valve; 4. second exhaust valve; 5. one-way valve; 6. exhaust pipeline; 7. outlet pipeline; 8. accumulator; 9. first branch; 10. control valve; 11. first pipeline; 12. second pipeline; 13. cooler; 14. oil filter; 15. second branch; 16. pressure reducing valve; 17. pressure regulating valve; 18. oil outlet branch; 19. exhaust branch; 20. oil level gauge. DETAILED DESCRIPTION

[0017] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0018] According to the exhaust device of oil circulation of the embodiment of the present invention, the exhaust device of oil circulation comprises an oil tank 1, an exhaust pipeline 6 and an outlet pipeline 7, an oil pump 2 is arranged in the oil tank 1, a first end of the exhaust pipeline 6 is connected to the oil pump 2, the other end of the exhaust pipeline 6 is connected to the oil tank 1, a first exhaust valve 3 is arranged on the exhaust pipeline 6 for exhaust, a first end of the outlet pipeline 7 is connected to the exhaust pipeline 6 through a one-way valve 5, a second end of the outlet pipeline 7 is connected to the oil using mechanism and is connected to the oil tank 1 through an oil return structure. The oil pump 2 is arranged in the oil tank 1 to supply oil to the outlet pipeline 7 and discharge the oil and gas in the oil tank 1. The exhaust pipeline 6 is used to divert the gas and exhaust it through the first exhaust valve 3 to ensure the pressure in the outlet pipeline to avoid insufficient pressure caused by the gas. The one-way valve 5 is used to prevent the oil from flowing back, ensure the one-way flow of the oil, and improve the reliability and safety of the system. Optionally, the one-way valve 5 adopts a ball valve structure to achieve rapid response and precise control. The outlet pipeline 7 transports the oil from the oil tank 1 to oil-consuming mechanisms such as fans and other equipment. The oil return structure processes the oil to improve the quality of the oil.

[0019] The exhaust device for oil circulation according to the embodiment of the present invention has the advantages of good safety and less manual intervention.

[0020] In some embodiments, a first branch 9 is further included, the two ends of the first branch 9 are respectively connected to the outlet pipeline 7 and the oil tank 1 , and an accumulator 8 is arranged on the first branch 9 .

[0021] Specifically, the first branch 9 connects the outlet pipeline 7 to the oil tank 1, and the first end of the first branch 9 is located between the two ends of the outlet pipeline 7. The accumulator 8 is used to provide a stable oil pressure. Optionally, the accumulator 8 is a diaphragm accumulator 8 to provide a stable oil pressure. The accumulator 8 can balance the system pressure, reduce the number of times the oil pump 2 is started, extend the service life of the equipment, and improve the stability of the oil supply.

[0022] In some embodiments, control valves 10 are provided on the first branches 9 at both ends of the accumulator 8 .

[0023] Specifically, control valves 10 are provided at both ends of the accumulator 8 to control the inflow and outflow of oil, so as to adjust the flow of oil and cooperate with the accumulator 8 to improve the stability of the system.

[0024] In some embodiments, the oil return structure includes a first pipeline 11 and a second pipeline 12, a cooler 13 is arranged on the first pipeline 11, an oil filter 14 is arranged on the second pipeline 12, the first pipeline 11 and the second pipeline 12 are connected to the second end of the outlet pipeline 7, the first pipeline 11 is connected to the second pipeline 12, and the second pipeline 12 is connected to the oil tank 1 through the second branch 15.

[0025] Specifically, the oil return structure cools the oil through the cooler 13 of the first pipeline 11, and filters the oil through the oil filter 14 of the second pipeline 12 to reduce impurities. The cooler 13 can keep the oil at a suitable temperature during the circulation process, and the oil filter 14 improves the quality of the oil. The first pipeline 11 and the second pipeline 12 are connected to realize the reflux of the cooled oil, and the oil filter 14 can also be backwashed by the oil of the first pipeline 11. The second branch 15 connects the oil return structure with the oil tank 1 to realize reflux.

[0026] In some embodiments, a pressure reducing valve 16 is disposed on the second branch 15 .

[0027] Specifically, the pressure reducing valve 16 can adjust the pipeline pressure to facilitate the pipeline to adapt to different working pressure requirements. The connection point between the second branch 15 and the second pipeline 12 is located between the second end of the outlet pipeline 7 and the oil filter 14, and can adjust the pressure entering the oil filter 14 to avoid blockage of the oil filter 14 and cause the pipeline pressure to increase.

[0028] In some embodiments, a pressure regulating valve 17 is disposed on the pipeline between the second pipeline 12 and the first pipeline 11 .

[0029] Specifically, the first pipeline 11 and the second pipeline 12 are connected to allow the cooled oil to flow back to the oil tank 1 through the second pipeline 12. The pressure regulating valve 17 is arranged on the pipeline to adjust the pipeline pressure to prevent the oil in the first pipeline 11 from interfering with the filtering of the oil in the second pipeline 12. The pressure regulating valve 17 can adjust the pressure in real time to keep the pressure in the pipeline stable.

[0030] In some embodiments, an oil outlet branch 18 is also included, one end of the oil outlet branch 18 is connected to the oil tank 1 , and the other end is connected to the outlet pipeline 7 .

[0031] Specifically, multiple oil pumps 2 are arranged in the oil tank 1, and the oil outlet branch 18 is connected to one of the oil pumps 2 to speed up the oil outlet speed, and the oil outlet branch 18 is connected to the outlet pipeline 7 to transport the oil. Optionally, a flow regulating valve is provided on the oil outlet branch 18 to adjust the oil flow. The flow regulating valve can adjust the oil flow according to the needs of the oil-using mechanism, ensure the accuracy of the oil supply, and improve the oil use efficiency.

[0032] In some embodiments, an exhaust branch 19 is also included, one end of the exhaust branch 19 is connected to the oil outlet branch 18, the other end of the exhaust branch 19 is connected to the oil tank 1, and a second exhaust valve 4 is provided on the exhaust branch 19.

[0033] Specifically, the exhaust branch 19 is used to separate the oil and gas on the oil outlet branch 18 and exhaust quickly. The second exhaust valve 4 can be made of stainless steel to improve corrosion resistance. The exhaust branch 19 and the second exhaust valve 4 increase the exhaust speed and ensure the stability of the oil delivery pressure.

[0034] In some embodiments, an oil level gauge is arranged in the oil tank 1 .

[0035] Specifically, the oil level gauge can adopt a remote sensor to realize remote monitoring of the oil level. The oil level gauge can monitor the oil level in real time, so that the operator can timely understand the oil level status in the oil tank 1 to avoid insufficient or excessive oil.

[0036] In some embodiments, a flow meter is also included, and the flow meter is arranged on the outlet pipeline 7 to monitor the flow rate of the oil in real time.

[0037] Specifically, the flow meter is arranged in the outlet pipeline 7 to monitor the flow of the oil and provide important operating data for the system, so as to optimize the working state of the oil circulation system.

[0038] In the description of the present invention, it is to be understood that the terms “center”, “longitudinal”, “lateral”, “length”, “width”, “thickness”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, “clockwise”, “counterclockwise”, “axial”, “radial”, “circumferential”, etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0039] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0040] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0042] In the present invention, the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0043] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are illustrative and are not to be construed as limitations on the present invention. Changes, modifications, substitutions and variations of the above embodiments by those of ordinary skill in the art are all within the scope of protection of the present invention.

Claims

1. An oil circulation exhaust device, characterized in that: include: An oil tank, wherein an oil pump is arranged in the oil tank; An exhaust pipeline, wherein a first end of the exhaust pipeline is connected to the oil pump, and the other end of the exhaust pipeline is connected to the oil tank, and a first exhaust valve is provided on the exhaust pipeline for exhausting air; An outlet pipeline, wherein a first end of the outlet pipeline is connected to the exhaust pipeline through a one-way valve, and a second end of the outlet pipeline is connected to an oil-using mechanism and is connected to the oil tank through an oil return structure.

2. The exhaust device for oil circulation according to claim 1, characterized in that: It also includes a first branch, two ends of which are respectively connected to the outlet pipeline and the oil tank, and an accumulator is arranged on the first branch.

3. The exhaust device for oil circulation according to claim 2, characterized in that: Control valves are provided on the first branches at both ends of the accumulator.

4. The exhaust device for oil circulation according to claim 1, characterized in that: The oil return structure includes a first pipeline and a second pipeline, a cooler is arranged on the first pipeline, an oil filter is arranged on the second pipeline, the first pipeline and the second pipeline are connected to the second end of the outlet pipeline, the first pipeline is connected to the second pipeline, and the second pipeline is connected to the oil tank through a second branch.

5. The exhaust device for oil circulation according to claim 4, characterized in that: The second branch is provided with a pressure reducing valve.

6. The exhaust device for oil circulation according to claim 4, characterized in that: A pressure regulating valve is arranged on the pipeline between the second pipeline and the first pipeline.

7. The exhaust device for oil circulation according to claim 1, characterized in that: It also includes an oil outlet branch, one end of which is connected to the oil tank, and the other end of which is connected to the outlet pipeline.

8. The exhaust device for oil circulation according to claim 7, characterized in that: It also includes an exhaust branch, one end of which is connected to the oil outlet branch, and the other end of which is connected to the oil tank. A second exhaust valve is arranged on the exhaust branch.

9. The exhaust device for oil circulation according to claim 1, characterized in that: An oil level gauge is arranged in the oil tank.

10. The exhaust device for oil circulation according to claim 1, characterized in that: It also includes a flow meter, which is arranged on the outlet pipeline to monitor the flow of oil in real time.

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