High-altitude experimental equipment for simulating jet pump
By designing a high-altitude experimental equipment for simulated induction pumps including fuel inlet tank, return tank and vacuum degree adjustment parts, the problem that existing equipment is difficult to accurately simulate the high-altitude environment is solved, and the accurate detection of the high-altitude working state of the induction pumps is achieved and Performance improvement.
Patent Information
- Application Number
- CN202520022455.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-06
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2035-01-06
AI Technical Summary
The existing high-altitude experimental equipment for induced injection pumps is difficult to accurately simulate the high-altitude environment, and the operation is complicated, so it is impossible to effectively detect the working status of the induced injection pumps under high-altitude conditions.
A high-altitude experimental equipment of simulated induction pump is designed, including the fuel inlet tank, return tank and vacuum degree adjustment element. The air pressure inside the inlet tank is adjusted through the booster pump and vacuum pump, and combined with the regulation of the manual valve, the simulation of the high-altitude environment is achieved.
The equipment is simple in structure and convenient in connection. It can regulate the air pressure according to needs, accurately detect the working state of the induction pump at high altitude, which is easy to use, and improves the performance of the induction pump.
Smart Images
Figure CN222478917U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of ejector pumps, in particular to high-altitude experimental equipment simulating ejector pumps. Background Art
[0002] The ejector pump, also known as the jet pump, is a device that uses a fluid with a certain pressure as the working fluid to eject or suck a fluid with a lower pressure or no pressure. Some ejector pumps must meet the requirements of high-altitude experiments. When testing the performance of ejector pumps, the high-altitude test scenario must be simulated. The air pressure at high altitude is lower than that on the ground, and the air pressure gradually decreases with increasing altitude. Utility Model Content
[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a high-altitude experimental equipment for simulating an ejector pump. The equipment has a simple structure and is easy to connect. The air pressure in the simulated environment can be adjusted at will according to needs, so as to accurately detect the high-altitude working state of the ejector pump. The equipment is easy to use, so that the ejector pump produced has better effect, and the problems in the background technology can be effectively solved.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a simulated induced jet pump high-altitude experimental equipment, including an oil inlet tank, an oil return tank and a vacuum adjustment component, the lower end of the oil inlet tank is supported by a support, an induced jet pump assembly is arranged inside the oil inlet tank, the outlet of the induced jet pump assembly is located on the outside of the oil inlet tank, and the outlet of the induced jet pump assembly is connected to an opening of the return oil tank through a pipeline assembly 1, and an opening of the return oil tank is connected to an opening on one side of the oil inlet tank through a pipeline assembly 2, and the vacuum adjustment component is connected to an upper end of one side of the oil inlet tank through an air pipe.
[0005] Furthermore, the lower ends of the pipeline assembly 1 and the pipeline assembly 2 are supported by a support frame, and a manual valve is provided in the middle of the pipeline assembly 1 and the pipeline assembly 2, and the pipeline assembly 1 or the pipeline assembly 2 is opened by the manual valve.
[0006] Furthermore, the priming pump assembly includes a priming pump arranged inside the oil inlet tank, the inlet of the priming pump is connected to a mixing tube of a T-shaped structure, one end of the mixing tube is connected to a connector 1, the outlet end of the priming pump is connected to a connector 2 via a conduit, the connector 1 and the connector 2 pass through the oil inlet tank and are located outside, the connection between the connector 1 and the connector 2 and the oil inlet tank is a sealed connection, the connector 1 is connected to the outlet of the external high-pressure oil pump, and the connector 2 is connected to the inlet of the pipeline assembly 1.
[0007] Furthermore, the vacuum degree adjusting component includes a base, on which a booster pump and a vacuum pump are arranged, the air outlet of the booster pump is connected to the air inlet of the oil inlet tank via a conduit, and the air inlet of the vacuum pump is connected to the air outlet of the oil inlet tank via a conduit, the gas can be drawn into the interior of the oil inlet tank by the booster pump to increase the pressure inside the oil inlet tank, and the gas inside the oil inlet tank can be drawn out by the vacuum pump to reduce the pressure inside the oil inlet tank.
[0008] Compared with the prior art, the utility model has the following beneficial effects: gas can be drawn into the oil inlet tank by the booster pump, thereby increasing the pressure inside the oil inlet tank, and the gas inside the oil inlet tank can be drawn out by the vacuum pump, thereby reducing the pressure inside the oil inlet tank. During operation, the oil drawn by the external high-pressure oil pump and the oil inlet tank are mixed and then drawn out by the priming pump, and the drawn oil is allowed to enter the return oil tank by opening the first pipeline component. When the oil inside the oil inlet tank is less, the manual valve on the second pipeline component is opened to allow the oil inside the return oil tank to re-enter the oil inlet tank for repeated testing. The simulated priming pump high-altitude experimental equipment has a simple structure and is easy to connect. The air pressure in the simulated environment can be arbitrarily adjusted as needed, so as to accurately detect the high-altitude working state of the priming pump. It is easy to use, so that the produced priming pump has better effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0009] Figure 1 It is a schematic diagram of the structure of the utility model;
[0010] Figure 2 It is a schematic diagram of the side structure of the utility model;
[0011] Figure 3 It is a schematic diagram of the cross-sectional structure of the oil inlet tank of the utility model.
[0012] In the figure: 1 oil inlet tank, 2 oil return tank, 3 vacuum adjustment member, 31 base, 32 vacuum pump, 33 booster pump, 4 support, 5 ejector pump assembly, 51 ejector pump, 52 mixing pipe, 53 connector 1, 54 connector 2, 6 pipeline assembly 1, 7 pipeline assembly 2, 8 support frame, 9 manual valve. DETAILED DESCRIPTION
[0013] 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.
[0014] See also Figure 1-3The utility model provides a technical solution: a simulated ejector pump high-altitude experimental equipment, comprising an oil inlet tank 1, an oil return tank 2 and a vacuum adjustment member 3, the lower end of the oil inlet tank 1 is supported by a support 4, a sealing cover is arranged at the upper end of the oil inlet tank 1, and a corresponding pressure detection member is arranged on the oil inlet tank 1, an ejector pump assembly 5 is arranged inside the oil inlet tank 1, the outlet of the ejector pump assembly 5 is located outside the oil inlet tank 1, and the outlet of the ejector pump assembly 5 is connected to an opening of the oil return tank 2 through a pipeline assembly 1 6, and the oil return tank 2, and an opening of the oil return tank 2 is connected to a side opening of the oil inlet tank 1 through a pipeline assembly 2 7, and the vacuum adjustment member 3 The upper end of one side of the oil inlet tank 1 is connected through the air pipe, the lower ends of the pipeline assembly 1 6 and the pipeline assembly 2 7 are supported by the support frame 8, and a manual valve 9 is provided in the middle of the pipeline assembly 1 6 and the pipeline assembly 2 7, and the pipeline assembly 1 6 or the pipeline assembly 2 7 is opened by the manual valve 9. The priming pump assembly 5 includes a priming pump 51 arranged inside the oil inlet tank 1, the inlet of the priming pump 51 is connected to a mixing pipe 52 of a T-shaped structure, one end of the mixing pipe 52 is connected to a joint 1 53, and the outlet end of the priming pump 51 is connected to a joint 2 54 through a conduit, and the joint 1 53 and the joint 2 54 pass through the oil inlet tank 1 and are located outside, and the joint 1 53 and the joint 2 The connection between the second head 54 and the oil inlet tank 1 is a sealed connection, the first connector 53 is connected to the outlet of the external high-pressure oil pump, and the second connector 54 is connected to the inlet of the pipeline assembly 6. The vacuum adjustment member 3 includes a base 31, and a booster pump 33 and a vacuum pump 32 are arranged on the base 31. The air outlet of the booster pump 33 is connected to the air inlet of the oil inlet tank 1 through a conduit, and the air inlet of the vacuum pump 32 is connected to the air outlet of the oil inlet tank 1 through a conduit. The gas can be drawn into the interior of the oil inlet tank 1 through the booster pump 33 to increase the pressure inside the oil inlet tank 1, and the gas inside the oil inlet tank 1 can be drawn out through the vacuum pump 32 to adjust the oil pressure. The pressure inside the oil tank 1 is reduced. When working, the oil extracted by the external high-pressure oil pump is mixed with the oil inlet tank 1 through the priming pump 51 and then extracted. The extracted oil is allowed to enter the return oil tank 2 through the pipeline component 1 6. When the oil inside the oil inlet tank 1 is less, the manual valve 9 on the pipeline component 2 7 is opened to allow the oil inside the return oil tank 2 to re-enter the oil inlet tank 1, so as to repeat the test. The simulated priming pump high-altitude experimental equipment has a simple structure and is easy to connect. The air pressure in the simulated environment can be adjusted at will according to needs, so as to accurately detect the high-altitude working state of the priming pump. It is easy to use, so that the produced priming pump has better effect.
[0015] During use: gas can be pumped into the oil inlet tank 1 through the booster pump 33 to increase the pressure inside the oil inlet tank 1, and the gas inside the oil inlet tank 1 can be pumped out through the vacuum pump 32 to reduce the pressure inside the oil inlet tank 1. During operation, the oil pumped by the external high-pressure oil pump is mixed with the oil inlet tank 1 by the priming pump 51 and then pumped out, and the pumped oil is allowed to enter the return oil tank 2 by opening the pipeline component 1 6. When the oil inside the oil inlet tank 1 is less, the manual valve 9 on the pipeline component 2 7 is opened to allow the oil inside the return oil tank 2 to re-enter the oil inlet tank 1, so as to repeat the test.
[0016] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.
Claims
1. A simulated jet pump high altitude experimental device, comprising an oil inlet tank (1), an oil return tank (2) and a vacuum adjustment member (3), characterized in that: The lower end of the oil inlet tank (1) is supported by a support (4), and an ejector pump assembly (5) is arranged inside the oil inlet tank (1). The outlet of the ejector pump assembly (5) is located outside the oil inlet tank (1), and the outlet of the ejector pump assembly (5) is connected to an opening of the return oil tank (2) through a pipeline assembly 1 (6), and an opening of the return oil tank (2) is connected to an opening on one side of the oil inlet tank (1) through a pipeline assembly 2 (7), and the vacuum adjustment member (3) is connected to an upper end of one side of the oil inlet tank (1) through an air pipe.
2. The high-altitude experimental equipment for simulating an ejector pump according to claim 1, characterized in that: The lower ends of the pipeline assembly 1 (6) and the pipeline assembly 2 (7) are supported by a support frame (8), and a manual valve (9) is provided in the middle of each of the pipeline assembly 1 (6) and the pipeline assembly 2 (7), and the pipeline assembly 1 (6) or the pipeline assembly 2 (7) is opened by the manual valve (9).
3. The high-altitude experimental equipment for simulating an ejector pump according to claim 1, characterized in that: The jet pump assembly (5) comprises a jet pump (51) arranged inside an oil inlet tank (1); the inlet of the jet pump (51) is connected to a mixing pipe (52) of a T-shaped structure; one end of the mixing pipe (52) is connected to a connector 1 (53); the outlet end of the jet pump (51) is connected to a connector 2 (54) via a conduit; the connector 1 (53) and the connector 2 (54) pass through the oil inlet tank (1) and are located outside; the connection between the connector 1 (53) and the connector 2 (54) and the oil inlet tank (1) is a sealed connection; the connector 1 (53) is connected to the outlet of an external high-pressure oil pump, and the connector 2 (54) is connected to the inlet of the pipeline assembly 1 (6).
4. The high-altitude experimental equipment for simulating an ejector pump according to claim 1, characterized in that: The vacuum degree adjusting member (3) comprises a base (31), on which a booster pump (33) and a vacuum pump (32) are arranged, wherein the air outlet of the booster pump (33) is connected to the air inlet of the oil inlet tank (1) via a conduit, and the air inlet of the vacuum pump (32) is connected to the air outlet of the oil inlet tank (1) via a conduit.