Turbine pump reliability testing device

Abstract

The utility model relates to the technical field of reliability testing devices, and discloses a turbo pump reliability testing device, which comprises a testing stand main body, a three-branch inlet pipe and a heating box, the top of the testing stand main body is fixedly connected with a turbo pump body, a main body pipeline of the three-branch inlet pipe is fixedly connected to one side of the turbo pump body, and the three-branch inlet pipe is fixedly connected to the other side of the turbo pump body. Pipelines at the other two ends of the three-branch inlet pipe are fixedly connected with a first control valve and a second control valve respectively, one end, far away from the three-branch inlet pipe, of the first control valve is fixedly connected with a first pipeline, and the heating box is located at the bottom of the test bed main body. When the turbine pump body is used for gas (liquid) high-temperature corrosion resistance test, the first control valve opens the pipe orifice at one end of the three-branch inlet pipe, the turbine pump body is started to extract gas (liquid) in the storage tank, the temperature of the heating box is regulated and controlled at the same time, and the gas (liquid) flows into the heating pipe, so that the heater heats the heating pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of reliability testing devices, in particular to a turbine pump reliability testing device. Background Art

[0002] Reliability testing is an activity conducted to assess a product's functional reliability over its specified lifespan, under all conditions, including intended use, transportation, and storage. Products are exposed to natural or artificial environmental conditions to assess their performance under actual use, transportation, and storage, and to analyze and study the impact of these environmental factors and their mechanisms of action. By using various environmental testing equipment to simulate high and low temperatures, high and low humidity, and temperature fluctuations, the product's performance in the operating environment is accelerated to verify whether it meets the quality goals set in R&D, design, and manufacturing. This allows for a comprehensive assessment of the product and determines its reliability lifespan.

[0003] The existing turbine pump test bench is used to test the gas and liquid corrosion of the turbine pump. However, gas and liquid have various temperatures in different environments, and the corrosion effects of gas and liquid at different temperatures on the turbine pump are also different. Therefore, a test device that simulates gas and liquid at different temperatures is needed to test the turbine pump. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings in the prior art and to propose a turbine pump reliability testing device.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A turbine pump reliability testing device includes a test bench body, a three-branch inlet pipe and a heating box. The top of the test bench body is fixedly connected to the turbine pump body. The main pipe of the three-branch inlet pipe is fixedly connected to one side of the turbine pump body. The other two end pipes of the three-branch inlet pipe are respectively fixedly connected to a first control valve and a second control valve. The end of the first control valve away from the three-branch inlet pipe is fixedly connected to the first pipe. The heating box is located at the bottom of the test bench body. The heating box includes a heater and a heating pipe. The heater is fixedly connected to the inside of the heating box. The two ends of the heating pipe are respectively connected to both sides of the heating box. The heating pipe is located in the middle of the heater. One end of the heating pipe is fixedly connected to the tail end of the first pipe.

[0007] As a further solution of the present invention, one end of the second control valve is fixedly connected to a second pipe, and a cooling box is provided on one side of the heating box. The cooling box includes a condenser and a cooling pipe. The condenser is fixedly connected to the inside of the cooling box, and both ends of the cooling box are fixedly connected to both sides of the cooling box.

[0008] As a further solution of the present invention, the cooling pipe is located in the middle of the condenser, one end of the cooling pipe is fixedly connected to the tail end of the second pipe, the second pipe and the first pipe are located on one side of the test bench body, and the bottom of the test bench body is fixedly connected to a frame.

[0009] As a further solution of the present invention, a shelf is fixedly connected to one side of the bottom end of the frame, the cooling box and the heating box are both located on the top of the shelf, support plates are fixedly connected on multiple sides of the test bench body, and external insulation pipes are provided on the outside of the second pipe and the first pipe.

[0010] As a further solution of the present invention, the external insulation pipe is connected through several of the support plates, a three-pronged insulation pipe is provided on the top of the test bench body, the three-pronged insulation pipe is sleeved on the outside of the three-pronged inlet pipe, and a visual window is opened on one side of the three-pronged insulation pipe.

[0011] As a further solution of the present invention, the viewing window is located outside the main pipe of the three-way inlet pipe, and a flip cover is provided on one side of the outside of the three-way inlet pipe. Both ends of the flip cover are rotatably connected to the inner wall of the viewing window.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. When the turbine pump body is undergoing a gas (liquid) high temperature corrosion resistance test, the staff connects the pipeline of the gas (liquid) storage tank to one end of the heating pipe, opens the first control valve at one end of the three-way inlet pipe, starts the turbine pump body to extract the gas (liquid) in the storage tank, and at the same time adjusts the temperature of the heating box. The gas (liquid) flows into the inside of the heating pipe, so that its heater heats the heating pipe. The heated gas (liquid) enters the three-way inlet pipe through the first pipe, and enters the turbine pump body through the main pipe of the three-way inlet pipe for testing. The heating box has controllability, which is convenient for the staff to control the heating temperature of the gas (liquid). At the same time, it artificially simulates gas and liquid at different temperatures, which is convenient for the turbine pump body to undergo temperature corrosion resistance tests at different temperatures.

[0014] 2. When the turbine pump body is undergoing a low-temperature corrosion resistance test for gas (liquid), the staff starts the turbine pump body to extract the gas (liquid) in the storage tank, and the second control valve opens the pipe outlet at the other end of the three-way pipe. At the same time, the staff adjusts the temperature of the cooling box, and the normal temperature gas (liquid) enters the cooling pipe through the pipe. The condenser cools the condenser pipe and the gas (liquid), and the low-temperature gas (liquid) enters the turbine pump body through the second pipe and the three-way inlet pipe for testing. The three-way inlet pipe, the first pipe and the second pipe are all sheathed with a three-way insulation pipe and an outer heating pipe to insulate the pipes, so as to avoid the gas (liquid) from cooling or heating up during the transportation process, which affects the test and inspection of the turbine pump body. This device ensures the reliability and safety of the turbine pump body test. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of a turbine pump reliability testing device proposed in the utility model;

[0016] Figure 2 This is a structural schematic diagram of a three-branch inlet pipe of a turbine pump reliability test device proposed in the utility model;

[0017] Figure 3 This is a schematic cross-sectional view of a heating box of a turbine pump reliability test device proposed in the present invention;

[0018] Figure 4 This is a structural schematic diagram of a three-pronged insulation pipe of a turbine pump reliability testing device proposed by the utility model.

[0019] In the figure: 1. Test bench body; 101. Turbine pump body; 102. Support plate; 2. Three-way inlet pipe; 3. First control valve; 301. First pipeline; 4. Second control valve; 401. Second pipeline; 5. Heating box; 501. Heater; 502. Heating pipe; 6. Cooling box; 601. Condenser; 602. Cooling pipe; 7. Rack; 701. Shelf; 8. Three-way insulation pipe; 801. Viewing window; 802. Flip cover; 9. External insulation pipe. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0022] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc. should be understood in a broad sense. For example, "connected" can mean 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 an indirect connection through an intermediate medium, or it can be internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0023] Reference Figures 1-4 A turbine pump reliability test device includes a test bench main body 1, a three-way inlet pipe 2 and a heating box 5. The top of the test bench main body 1 is fixedly connected to the turbine pump body 101, the main pipe of the three-way inlet pipe 2 is fixedly connected to one side of the turbine pump body 101, and the other two ends of the three-way inlet pipe 2 are fixedly connected to the first control valve 3 and the second control valve 4 respectively. The end of the first control valve 3 away from the three-way inlet pipe 2 is fixedly connected to the first pipe 301, and the heating box 5 is located at the bottom of the test bench main body 1. The heating box 5 includes a heater 501 and a heating pipe 502. The heater 501 is fixedly connected to the inside of the heating box 5, and the two ends of the heating pipe 502 are respectively connected to both sides of the heating box 5. The heating pipe 502 is located in the middle of the heater 501, and one end of the heating pipe 502 is fixedly connected to the tail end of the first pipe 301.

[0024] During use, when the turbine pump body 101 is undergoing a gas (liquid) high temperature corrosion resistance test, the staff connects the pipeline of the gas (liquid) storage tank to one end of the heating pipe 502, the first control valve 3 opens one end of the three-way inlet pipe 2, starts the turbine pump body 1 to extract the gas (liquid) in the storage tank, and at the same time regulates the heating box 5, so that the gas (liquid) flows into the inside of the heating pipe 502, so that its heater 501 heats the heating pipe 502 and the gas (liquid), and the heated gas (liquid) enters the three-way inlet pipe 2 through the first pipeline 301, and enters the turbine pump body 1 through the main pipeline of the three-way inlet pipe 2 for testing. The heating box 5 is adjustable, which is convenient for the staff to control the heating temperature of the gas (liquid), and at the same time artificially simulates gas and liquid at different temperatures, so that the turbine pump body can undergo temperature corrosion resistance tests at different temperatures.

[0025] In this embodiment, one end of the second control valve 4 is fixedly connected to the second pipe 401, and a cooling box 6 is provided on one side of the heating box 5. The cooling box 6 includes a condenser 601 and a cooling pipe 602. The condenser 601 is fixedly connected to the inside of the cooling box 6, and the two ends of the cooling box 6 are fixedly connected to both sides of the cooling box 6.

[0026] During use, when the turbine pump body 101 is undergoing a gas (liquid) low-temperature corrosion resistance test, the staff starts the turbine pump body 101 to extract the gas (liquid) in the storage tank, and the second control valve 4 opens the other end of the three-way pipeline 2.

[0027] In this embodiment, the cooling pipe 602 is located in the middle of the condenser 601, and one end of the cooling pipe 602 is fixedly connected to the tail end of the second pipe 401. The second pipe 401 and the first pipe 301 are located on one side of the test bench body 1, and the bottom of the test bench body 1 is fixedly connected to the frame 7.

[0028] During use, the staff adjusts the temperature of the cooling box 6, and the normal temperature gas (liquid) enters the cooling pipe 602 through the pipeline. The condenser 601 cools the gas (liquid) inside the condenser pipe 602, and the low temperature gas (liquid) enters the turbine pump body 1 through the second pipeline 401 and the three-way inlet pipe 2 for testing.

[0029] In this embodiment, a shelf 701 is fixedly connected to one side of the bottom end of the frame 7, the cooling box 6 and the heating box 5 are both located on the top of the shelf 701, support plates 102 are fixedly connected to multiple sides of the test bench body 1, and external insulation pipes 9 are both provided on the outside of the second pipe 401 and the first pipe 301.

[0030] When in use, the heating box 5 and the cooling box 6 are placed on the shelf 701, which is convenient for the staff to regularly move the heating box 5 and the cooling box 6 for maintenance and inspection. There is also a certain space on the shelf 701 of the rack 7 for placing gas (liquid) storage tanks and waste collection tanks, which is convenient for the storage of some test structures.

[0031] In this embodiment, the external insulation pipe 9 is connected to several support plates 102, and a three-pronged insulation pipe 8 is provided on the top of the test bench body 1. The three-pronged insulation pipe 8 is sleeved on the outside of the three-pronged inlet pipe 2, and a visual window 801 is opened on one side of the three-pronged insulation pipe 8.

[0032] During use, the three-pronged inlet pipe 2, the first pipe 301 and the second pipe 401 are all sheathed with a three-pronged insulation pipe 8 and an outer insulation pipe 9 to insulate the pipes, thereby preventing the gas (liquid) from cooling or heating up during transportation and affecting the test and inspection of the turbine pump body 1. This device ensures the reliability and safety of the test and inspection of the turbine pump body 1.

[0033] In this embodiment, the viewing window 801 is located outside the main pipe of the three-way inlet pipe 2. A flip cover 802 is provided on one side of the outside of the three-way inlet pipe 2. Both ends of the flip cover 802 are rotatably connected to the inner wall of the viewing window 801.

[0034] When in use, the three-way inlet pipe 2 is transparent and visible. The staff flips the cover 802 to open the visual window 801, which is convenient for the staff to observe the flow status of the gas (liquid). The first pipe 301, the second pipe 401 and the three-way insulated pipe 2 are prone to bursting after long-term use. The external insulation pipe 9 and the three-way insulation pipe 8 protect the pipes to avoid the collapse of pipe fragments, and at the same time delay the gas (liquid) leakage time, which is convenient for the staff to deal with unexpected situations in time.

[0035] From the above description, it can be seen that the above-mentioned embodiment of the present invention achieves the following technical effects: when the turbine pump body 101 is subjected to a gas (liquid) high-temperature corrosion resistance test, the staff connects the pipeline of the gas (liquid) storage tank to one end of the heating pipe 502, and the first control valve 3 opens the pipe mouth at one end of the three-way inlet pipe 2, and starts the turbine pump body 1 to extract the gas (liquid) in the storage tank. At the same time, the heating box 5 is regulated, and the gas (liquid) flows into the inside of the heating pipe 502, so that its heater 501 heats the heating pipe 502 and the gas (liquid). The heated gas (liquid) enters the three-way inlet pipe 2 through the first pipe 301, and enters the turbine pump body 1 through the main pipe of the three-way inlet pipe 2 for testing. The heating box 5 has controllability, which is convenient for the staff to control the heating temperature of the gas (liquid). At the same time, it artificially simulates gas and liquid at different temperatures, which is convenient for the turbine pump body to perform different temperature tests. Temperature corrosion resistance test, when the turbine pump body 101 is subjected to the gas (liquid) low temperature corrosion resistance test, the staff starts the turbine pump body 101 to extract the gas (liquid) in the storage tank, and the second control valve 4 opens the pipe mouth at the other end of the three-way pipe 2. At the same time, the staff adjusts the temperature of the cooling box 6, and the normal temperature gas (liquid) enters the cooling pipe 602 through the pipe. The condenser 601 cools the gas (liquid) inside the condenser pipe 602, and the low temperature gas (liquid) enters the turbine pump body 1 through the second pipe 401 and the three-way inlet pipe 2 for testing. The three-way inlet pipe 2, the first pipe 301 and the second pipe 401 are all sheathed with a three-way insulation pipe 8 and an outer insulation pipe 9 to insulate the pipes to avoid the gas (liquid) from cooling or heating up during the transportation process, which affects the test and detection of the turbine pump body 1. This device ensures the reliability and safety of the test and detection of the turbine pump body 1.

[0036] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A turbine pump reliability test device, comprising a test bench body (1), a three-branch inlet pipe (2) and a heating box (5), characterized in that: The top of the test bench body (1) is fixedly connected to a turbine pump body (101), the main pipe of the three-way inlet pipe (2) is fixedly connected to one side of the turbine pump body (101), the other two ends of the three-way inlet pipe (2) are respectively fixedly connected to a first control valve (3) and a second control valve (4), the end of the first control valve (3) away from the three-way inlet pipe (2) is fixedly connected to the first pipe (301), the heating box (5) is located at the bottom of the test bench body (1), the heating box (5) includes a heater (501) and a heating pipe (502), the heater (501) is fixedly connected to the inside of the heating box (5), the two ends of the heating pipe (502) are respectively connected to the two sides of the heating box (5), the heating pipe (502) is located in the middle of the heater (501), and one end of the heating pipe (502) is fixedly connected to the tail end of the first pipe (301).

2. A turbo pump reliability testing device according to claim 1, characterized in that: One end of the second control valve (4) is fixedly connected to a second pipe (401), and a cooling box (6) is provided on one side of the heating box (5). The cooling box (6) comprises a condenser (601) and a cooling pipe (602). The condenser (601) is fixedly connected to the inside of the cooling box (6), and both ends of the cooling box (6) are fixedly connected to both sides of the cooling box (6).

3. A turbo pump reliability testing device according to claim 2, characterized in that: The cooling pipe (602) is located in the middle of the condenser (601), and one end of the cooling pipe (602) is fixedly connected to the tail end of the second pipe (401). The second pipe (401) and the first pipe (301) are located on one side of the test bench body (1). The bottom of the test bench body (1) is fixedly connected to a frame (7).

4. A turbo pump reliability testing device according to claim 3, characterized in that: A shelf (701) is fixedly connected to one side of the bottom end of the frame (7), the cooling box (6) and the heating box (5) are both located on top of the shelf (701), multiple sides of the test bench body (1) are fixedly connected to support plates (102), and the outer sides of the second pipe (401) and the first pipe (301) are both sheathed with external insulation pipes (9).

5. A turbo pump reliability testing device according to claim 4, characterized in that: The outer insulation pipe (9) is connected to the plurality of support plates (102). A three-pronged insulation pipe (8) is provided on the top of the test bench body (1). The three-pronged insulation pipe (8) is sleeved on the outside of the three-pronged inlet pipe (2). A visual window (801) is provided on one side of the three-pronged insulation pipe (8).

6. A turbo pump reliability testing device according to claim 5, characterized in that: The visual window (801) is located outside the main pipe of the three-branch inlet pipe (2), and a flip cover (802) is provided on one side of the outside of the three-branch inlet pipe (2). Both ends of the flip cover (802) are connected to the inner wall of the visual window (801) in a rotatable manner.

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