Lubricating oil filling system of compressor

Abstract

The utility model discloses a compressor lubricating oil filling system which comprises a filling pump which is respectively connected with a first storage tank and a second storage tank through pipelines, and nitrogen pipelines are arranged on the first storage tank and the second storage tank. The pressure reducing part is mounted on the nitrogen pipeline and is used for adjusting the pressure in the first storage tank and the second storage tank; the lubricating oil tank is connected with the first storage tank and the second storage tank through a conveying pipeline, a ball valve and a liquid level transmitter are arranged on the conveying pipeline, and the lubricating oil tank is used for conveying lubricating oil to the compressor. And the controller is electrically connected with the pressure reducing piece, the ball valve and the liquid level transmitter. Lubricating oil in the first storage tank and the second storage tank can be conveyed into the lubricating oil tank only by controlling the pressure reducing part through the controller, and finally the lubricating oil is filled into the compressor through the lubricating oil tank, so that the safety risk and the environmental protection risk caused by manual cooperative operation in the traditional filling technology are avoided; and secondly, by means of the system, the traditional filling operation steps are simplified, and the filling efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of compressors, and in particular relates to a compressor lubricating oil filling system. Background Art

[0002] The operation of the compressor requires the addition of two types of oil: cylinder lubricating oil and crankcase lubricating oil. The traditional way of automatically adding lubricating oil to the compressor is to install a trolley on the top of the compressor plant, use the trolley to hang the lubricating oil barrel, and inject the lubricating oil into the cylinder lubricating oil tank and the crankcase lubricating oil tank. According to the operating time of the compressor, each compressor needs to be lubricated once every three days on average. The process of adding lubricating oil involves lifting operations, which require at least four people to work together. During the operation, there is the possibility of lubricating oil spilling on the one hand, and on the other hand, there are the dual problems of casualties and environmental pollution caused by lubricating oil leakage. Utility Model Content

[0003] The utility model aims to solve the problems in the prior art and provides a compressor lubricating oil filling system.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A compressor lubricating oil filling system, comprising:

[0006] A filling pump, connected to the first storage tank and the second storage tank through pipelines, respectively, wherein the first storage tank and the second storage tank are provided with nitrogen pipelines;

[0007] A pressure reducing member installed on the nitrogen pipeline for adjusting the pressure in the first storage tank and the second storage tank;

[0008] A lubricating oil tank, which is connected to the first storage tank and the second storage tank respectively through a delivery pipeline, wherein a ball valve and a liquid level transmitter are provided on the delivery pipeline, and the lubricating oil tank is used to deliver lubricating oil to the compressor;

[0009] The controller is electrically connected to the pressure reducing member, the ball valve and the liquid level transmitter.

[0010] Furthermore, the lubricating oil tank comprises a cylinder lubricating oil tank and a crankcase lubricating oil tank, the cylinder lubricating oil tank is connected to the first storage tank through a delivery pipeline, and the crankcase lubricating oil tank is connected to the second storage tank through a pipeline.

[0011] Furthermore, the first storage tank is a cylinder lubricating oil storage tank.

[0012] Furthermore, the second storage tank is a crankcase lubricating oil storage tank.

[0013] Furthermore, the pressure reducing member is a self-operated pressure increasing valve.

[0014] Furthermore, the first storage tank and the second storage tank are provided with liquid level detection components.

[0015] Furthermore, the liquid level detection component is a magnetic flap liquid level gauge.

[0016] Furthermore, two filling pumps are provided.

[0017] Furthermore, the ball valve is a pneumatic ball valve.

[0018] Furthermore, the nitrogen pipeline is externally connected to nitrogen equipment.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] By adding a lubricating oil tank, connecting the lubricating oil tank with the first storage tank and the second storage tank through a delivery pipeline, and then installing a ball valve and a liquid level transmitter on the delivery pipeline, when the compressor needs to be filled with lubricating oil, the lubricating oil in the first storage tank and the second storage tank can be transported to the lubricating oil tank by controlling the pressure reducing component through the controller, and finally the lubricating oil is filled into the compressor by the lubricating oil tank, which solves the safety and environmental risks brought by the traditional filling technology that requires manual collaboration; secondly, the use of this system simplifies the traditional filling operation steps and improves the filling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 This is a schematic diagram of the operation of the compressor lubricating oil filling system provided by the utility model;

[0023] Among them: 1. Pressure reducing parts; 2. Filling pump; 3. First storage tank; 4. Magnetic flap level gauge; 5. Ball valve; 6. Level transmitter; 7. First cylinder lubricating oil tank; 8. Pipeline; 9. First crankcase lubricating oil tank; 10. Second cylinder lubricating oil tank; 11. Second crankcase lubricating oil tank; 12. First compressor; 13. Second compressor. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0025] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0027] In the description of the embodiments of the present utility model, it should be noted that if the terms "upper", "lower", "horizontal", "inner", etc. indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the invented product is usually placed when in use, it is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0028] In addition, if the term "horizontal" appears, it does not mean that the component must be absolutely horizontal, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", which does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0029] In the description of the embodiments of the present utility model, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it 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 indirectly connected 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 utility model can be understood according to specific circumstances.

[0030] The present embodiment is described in detail below with reference to the accompanying drawings.

[0031] The present embodiment provides a compressor lubricating oil filling system, including a filling pump 2, which is connected to the first storage tank 3 and the second storage tank through a pipeline 8, respectively, and the filling pump 2 is used to fill the lubricating oil into the first storage tank 3 and the second storage tank; a nitrogen pipeline is provided on the first storage tank 3 and the second storage tank, and a pressure reducing component 1 is installed on the nitrogen pipeline, which is used to adjust the pressure in the first storage tank 3 and the second storage tank so that the nitrogen pressure in the first storage tank 3 and the second storage tank is reduced from 0.7MPa to 0.1MPa; a lubricating oil tank, one end of which is connected to the compressor, and the other end of which is connected to the first storage tank 3 and the second storage tank through a delivery pipeline, respectively, a ball valve 5 and a liquid level transmitter 6 are provided on the delivery pipeline, the lubricating oil tank is used to deliver lubricating oil to the compressor, and a controller is electrically connected to the pressure reducing component 1, the ball valve 5 and the liquid level transmitter 6. During operation, the controller can be installed in the main control room, and then the liquid level height in the lubricating oil tank is set. The liquid level in the lubricating oil tank is detected by the liquid level transmitter 6, and the liquid level transmitter 6 is interlocked with the ball valve 5. When the liquid level in the lubricating oil tank is lower than the set value, the ball valve 5 opens the pressure reducing component 1 to reduce the nitrogen pressure in the first storage tank 3 and the second storage tank from 0.7MPa to 0.1MPa. At this time, the first storage tank 3 and the second storage tank can automatically add oil to the lubricating oil tank, and finally the lubricating oil tank supplies oil to the compressor.

[0032] In this embodiment, the lubricating oil tank includes a cylinder lubricating oil tank and a crankcase lubricating oil tank. The cylinder lubricating oil tank is connected to the first storage tank 3 through a delivery pipeline, and the crankcase lubricating oil tank is connected to the second storage tank through a pipeline.

[0033] In this embodiment, the first storage tank 3 is a cylinder lubricating oil storage tank, and the second storage tank is a crankcase lubricating oil storage tank.

[0034] In this embodiment, the pressure reducing member 1 is a self-operated pressure increasing valve.

[0035] In this embodiment, a liquid level detection component 4 is provided on the first storage tank 3 and the second storage tank.

[0036] In this embodiment, the liquid level detection component 4 is preferably a magnetic flap liquid level gauge.

[0037] In this embodiment, the ball valve 5 is preferably a pneumatic ball valve.

[0038] In this embodiment, the nitrogen pipeline is externally connected to nitrogen equipment.

[0039] In this embodiment, two filling pumps 2 are provided, one filling pump 2 is used for filling the first storage tank 3 with cylinder lubricating oil, and the other filling pump 2 is used for filling the second storage tank with crankcase lubricating oil.

[0040] In addition, it is worth mentioning that the controller in this embodiment is a prior art product, which can be purchased on the market. This embodiment does not involve any improvement to the program of the controller.

[0041] For example, Figure 1 As shown, taking the filling of lubricating oil into the first compressor 12 and the second compressor 13 as an example, a first cylinder lubricating oil tank 7 and a first crankcase lubricating oil tank 9 are provided on the first compressor 12, and a second cylinder lubricating oil tank 10 and a second crankcase lubricating oil tank 11 are provided on the second compressor 13; the first cylinder lubricating oil tank 7 and the second cylinder lubricating oil tank 10 are connected to the first storage tank 3, and the first crankcase lubricating oil tank 9 and the second crankcase lubricating oil tank 11 are connected to the second storage tank. When the liquid levels in the four lubricating oil tanks are lower than the set value, the ball valve 5 and the self-acting pressurizing valve are opened by the controller, and the lubricating oil is filled into the first compressor 12 and the second compressor 13 using nitrogen.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A compressor lubricating oil filling system, characterized in that: include: A filling pump (2) is connected to the first storage tank (3) and the second storage tank respectively through a pipeline (8), and the first storage tank (3) and the second storage tank are provided with a nitrogen pipeline; A pressure reducing member (1), installed on the nitrogen pipeline, for adjusting the pressure in the first storage tank (3) and the second storage tank; A lubricating oil tank, which is connected to the first storage tank (3) and the second storage tank respectively through a delivery pipeline, wherein a ball valve (5) and a liquid level transmitter (6) are provided on the delivery pipeline, and the lubricating oil tank is used to deliver lubricating oil to the compressor; A controller is electrically connected to the pressure reducing member (1), the ball valve (5) and the liquid level transmitter (6).

2. The filling system according to claim 1, characterized in that: The lubricating oil tank comprises a cylinder lubricating oil tank and a crankcase lubricating oil tank. The cylinder lubricating oil tank is connected to a first storage tank (3) via a delivery pipeline, and the crankcase lubricating oil tank is connected to a second storage tank via a pipeline.

3. The filling system according to claim 1 or 2, characterized in that: The first storage tank (3) is a cylinder lubricating oil storage tank.

4. The filling system according to claim 1 or 2, characterized in that: The second storage tank is a crankcase lubricating oil storage tank.

5. The filling system according to claim 1, characterized in that: The pressure reducing component (1) is a self-operated pressure increasing valve.

6. The filling system according to claim 1, characterized in that: The first storage tank (3) and the second storage tank are provided with a liquid level detection component (4).

7. The filling system according to claim 6, characterized in that: The liquid level detection component (4) is a magnetic flap liquid level gauge.

8. The filling system according to claim 1, characterized in that: The filling pumps (2) are provided with two.

9. The filling system according to claim 1, characterized in that: The ball valve (5) is a pneumatic ball valve.

10. The filling system according to claim 1, characterized in that: The nitrogen pipeline is externally connected to nitrogen equipment.

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