CN105571842A - Aero-engine fluid director novel test device - Google Patents
Aero-engine fluid director novel test device Download PDFInfo
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- CN105571842A CN105571842A CN201510932413.8A CN201510932413A CN105571842A CN 105571842 A CN105571842 A CN 105571842A CN 201510932413 A CN201510932413 A CN 201510932413A CN 105571842 A CN105571842 A CN 105571842A
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- water
- pipe
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- tank
- test device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
- Testing Of Engines (AREA)
Abstract
The invention provides an aero-engine fluid director novel test device comprising a water storage tank, upper water pipes, secondary water tanks, an upper water tank, a variable diameter water return pipe and a workpiece fixing tool. Water pumps are installed in the water storage tank. The water pumps are communicated with the secondary water tanks through the upper water pipes. The secondary water tanks are fixed in the side direction of the upper water tank and connected with the upper water tank through a communicating water pipe. An overflow groove is fixedly arranged at the upper edge of the upper water tank. The overflow groove is communicated with the water storage tank through water return pipes. The lower end of the upper water tank is fixedly provided with a conical surface of which the center is downward. The center of the conical surface is fixedly provided with a measurement outlet. Workpiece fixing members are arranged between the measurement water outlet and the variable diameter water return pipe. A flowmeter is fixedly arranged on the variable diameter water return pipe which is connected with the water storage tank. According to the aero-engine fluid director novel test device, recyclable water is used in the test process, water surface static speed is increased, the shape of the water outlet of the upper water tank is improved and two secondary water tanks with steady flow are additionally arranged so that test time is saved and precision of test data is guaranteed.
Description
Technical field
The invention belongs to engine and manufacture field, especially relate to a kind of aerial engine flow guiding device novel test device.
Background technology
The circulation area of aerial engine flow guiding device is the important parameter differentiated aero-engine performance, and this just requires that the equipment to aerial engine flow guiding device circulation area is measured has higher measure of precision.
General aerial engine flow guiding device water flow test device comprises upper water box, lower header, hydraulic lift (lifting table, water receiving case are little) pump motor, explosion-protection equipment, control device, the nonstandard chuck of test piece.
Comparatively large by test specimen circulation area, so upper water box is tested need be full of 30 tons of water at every turn, lower header must ensure 20 tons of water.Whole system volume is larger.In order to the circulation area of Measurement accuracy guides must wait until upper water box water surface calmness after could start test, the stand-by period is longer.Upper water box can produce whirlpool in the process of discharging water in addition, causes that the water surface is uncalm affects measurement result.
The nonstandard chuck of test piece is fixed on upper water box, adopts a water receiving case to be connected with leading screw lifting table below workpiece, is used for reducing noise and preventing spray splashes.
When water flows to water level on water receiving case, back-pressure can be formed to by test specimen, affect measurement result.Because the water of a whole set of exerciser does not possess cyclicity, and pump motor power moment of torsion is limited.So exerciser does not possess the test making >80mm workpiece, limitation is larger.
Summary of the invention
In view of this, the present invention is intended to the aerial engine flow guiding device novel test device proposing a kind of graywater flow, greatly reduces exerciser size, meets the test demand of different workpieces.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of aerial engine flow guiding device novel test device, comprises reserve tank, upper hose, secondary water tank, upper water box, reducing return pipe and workpiece fixing tool;
Be provided with water pump in described reserve tank, described water pump is communicated with the water inlet of described upper hose, and the water delivering orifice of described upper hose is communicated with the water inlet of described secondary water tank;
Described secondary water tank is fixed on the side direction of described upper water box, and is connected with described upper water box by being communicated with water pipe;
The upper edge of described upper water box is installed with overflow groove, and described overflow groove is communicated with described reserve tank by return pipe, and the lower end of this upper water box is installed with the downward conical surface in a center, and the center of this conical surface is installed with one and measures the mouth of a river;
Described workpiece fixing tool comprises fixture under workpiece upper fixing element and workpiece, the upper end of described workpiece upper fixing element is mated fixing with the described mouth of a river of measuring, under described workpiece, the lower end of fixture is fixedly connected with the upper port of described reducing return pipe, and under the lower end of this workpiece upper fixing element and workpiece, the upper end of fixture is installed with workpiece fixed port;
Described reducing return pipe is installed with flowmeter, and this reducing return pipe is connected with described reserve tank.
Further, described upper hose, secondary water tank and water pump all have two, and described secondary water tank is installed in the both sides of described upper water box respectively, and described water pump is installed in the both sides of described reserve tank respectively.
Further, described connection water pipe is taper water pipe, and the heavy caliber end of this taper water pipe is connected with described upper water box, and small-caliber end is connected with described secondary water tank.
Further, one end of described connection water pipe is fixed on the top of described upper water box sidewall.
Further, described reducing return pipe comprises a U-shaped reducer pipe and a connecting water pipe, and the internal diameter of described U-shaped reducer pipe changes at the turning of this U-shaped reducer pipe, and one end diameter that described U-shaped reducer pipe is connected with fixture under described workpiece is greater than other end diameter.
Further, described flowmeter is fixed on described connecting water pipe 32.
Further, described workpiece upper fixing element and the described mouth of a river of measuring are threaded connection, and under described workpiece, fixture and described reducing return pipe are threaded connection.
Further, grid is installed with in described reserve tank.
Further, the diameter of described connecting water pipe is 300mm, and the side diameter that described U-shaped reducer pipe is connected with fixture under described workpiece is 350mm, and opposite side is identical with described connecting water pipe diameter.
Relative to prior art, aerial engine flow guiding device novel test device of the present invention has following advantage:
(1) aerial engine flow guiding device novel test device of the present invention, employing graywater operates, the workpiece test demand of different size can be met completely, significantly reduce exerciser size, whole system only needs 25 tons of water to complete test, cheap relative to pneumatic testing table, easy maintenance.
(2) aerial engine flow guiding device novel test device of the present invention, the static speed of the water surface speeds, and improves upper water box water delivering orifice shape, increases the secondary water tank of two current stabilizations, saves test period, ensure that the precision of test figure,
(3) aerial engine flow guiding device novel test device of the present invention, utilizes recirculated water greatly to reduce the occupation of land space of a whole set of exerciser.And electromagnetic flowmeter has been installed, and instead of the screw lifting device of previous experiments device completely, make the simplicity of design of exerciser own, easy for installation, energy-saving and cost-reducing.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the aerial engine flow guiding device novel test device right view described in the embodiment of the present invention;
Fig. 2 is the aerial engine flow guiding device novel test device vertical view described in the embodiment of the present invention.
Description of reference numerals:
1-upper water box, the 2-conical surface, 3-reducing return pipe, 31-U type reducer pipe, 32-connecting water pipe, 4-flowmeter, 5-upper hose, 6-water pump, 7-reserve tank, the secondary water tank of 8-, 9-grid, 10-is communicated with water pipe, 11-return pipe.
Embodiment
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As illustrated in fig. 1 and 2, the present invention includes reserve tank 7, upper hose 5, secondary water tank 8, upper water box 1, reducing return pipe 3 and workpiece fixing tool;
Be provided with water pump 6 in reserve tank 7, water pump 6 is communicated with the water inlet of upper hose 5, and the water delivering orifice of upper hose 5 is communicated with the water inlet of secondary water tank 8;
Secondary water tank 8 is fixed on the side direction of upper water box 1, and is connected with upper water box 1 by being communicated with water pipe 10;
The upper edge of upper water box 1 is installed with overflow groove, and overflow groove is communicated with reserve tank 7 by return pipe 11, and the lower end of this upper water box 1 is installed with the downward conical surface in a center 2, and the center of this conical surface 2 is installed with one and measures the mouth of a river;
Workpiece fixing tool comprises fixture under workpiece upper fixing element and workpiece, the upper end of workpiece upper fixing element with measure the mouth of a river and mate fixing, under workpiece, the lower end of fixture is fixedly connected with the upper port of reducing return pipe 3, and under the lower end of this workpiece upper fixing element and workpiece, the upper end of fixture is installed with workpiece fixed port;
Reducing return pipe 3 is installed with flowmeter 4, this reducing return pipe 3 is connected with reserve tank 7.
Upper hose 1, secondary water tank 8 and water pump 6 all have two, and secondary water tank 8 is installed in the both sides of upper water box 1 respectively, and water pump 6 is installed in the both sides of reserve tank 7 respectively.
Being communicated with water pipe 10 is taper water pipe, and the heavy caliber end of this taper water pipe is connected with upper water box 1, and small-caliber end is connected with secondary water tank 8, in order to reduce the eddy current produced after current enter upper water box 1, shortens time of repose.
The one end being communicated with water pipe 10 is fixed on the top of upper water box 1 sidewall, makes upper water box 1 operationally be in overflow status all the time.
Reducing return pipe 3 comprises U-shaped reducer pipe 31 and a connecting water pipe 32, and the internal diameter of U-shaped reducer pipe 31 changes at the turning of this U-shaped reducer pipe 31, and one end diameter that U-shaped reducer pipe 31 is connected with fixture under workpiece is greater than other end diameter.
Flowmeter 4 is fixed on connecting water pipe 32, makes flowmeter 4 measured place diameter be 300mm, improves measuring accuracy.
Workpiece upper fixing element with measure the mouth of a river and be threaded connection, under workpiece, fixture and reducing return pipe 3 are threaded connection.
Grid 9 is installed with in reserve tank 7.
The diameter of connecting water pipe 32 is 300mm, and the side diameter that U-shaped reducer pipe 31 is connected with fixture under workpiece is 350mm, and opposite side is identical with connecting water pipe 32 diameter.
The course of work of the present invention is: be fixed on by workpiece fixing tool by workpiece and measure between the mouth of a river and U-shaped reducer pipe 31, the water of reserve tank 7 is delivered to secondary water tank 8 by upper hose 5 by water pump 6, secondary water tank 8 makes the water in secondary water tank 8 be communicated with the water of upper water box 1 by being communicated with water pipe 10, according to law of connected vessels, the water surface in secondary water tank 8 and the water surface in upper water box 1 contour, unnecessary water is back to reserve tank 7 by the overflow groove of upper water box 1 upper edge through return pipe 11, the water in upper water box 1 is made to be in overflow status all the time, water in upper water box 1 enters inside workpiece circulation duct enter in U-shaped reducer pipe 31 at the mouth of a river of measuring at conical surface center, current are made to flow into reserve tank 7 through flowmeter 4 in connecting water pipe 32 after U-shaped reducer pipe 31 caliber change, the flow velocity of flowmeter 4 measuring workpieces internal circulation pipeline, measuring workpieces circulation area.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. an aerial engine flow guiding device novel test device, is characterized in that: comprise reserve tank, upper hose, secondary water tank, upper water box, reducing return pipe and workpiece fixing tool;
Be provided with water pump in described reserve tank, described water pump is communicated with the water inlet of described upper hose, and the water delivering orifice of described upper hose is communicated with the water inlet of described secondary water tank;
Described secondary water tank is fixed on the side direction of described upper water box, and is connected with described upper water box by being communicated with water pipe;
The upper edge of described upper water box is installed with overflow groove, and described overflow groove is communicated with described reserve tank by return pipe, and the lower end of this upper water box is installed with the downward conical surface in a center, and the center of this conical surface is installed with one and measures the mouth of a river;
Described workpiece fixing tool comprises fixture under workpiece upper fixing element and workpiece, the upper end of described workpiece upper fixing element is mated fixing with the described mouth of a river of measuring, under described workpiece, the lower end of fixture is fixedly connected with the upper port of described reducing return pipe, and under the lower end of this workpiece upper fixing element and workpiece, the upper end of fixture is installed with workpiece fixed port;
Described reducing return pipe is installed with flowmeter, and this reducing return pipe is connected with described reserve tank.
2. aerial engine flow guiding device novel test device according to claim 1, it is characterized in that: described upper hose, secondary water tank and water pump all have two, described secondary water tank is installed in the both sides of described upper water box respectively, and described water pump is installed in the both sides of described reserve tank respectively.
3. aerial engine flow guiding device novel test device according to claim 1, it is characterized in that: described connection water pipe is taper water pipe, the heavy caliber end of this taper water pipe is connected with described upper water box, and small-caliber end is connected with described secondary water tank.
4. aerial engine flow guiding device novel test device according to claim 1, is characterized in that: one end of described connection water pipe is fixed on the top of described upper water box sidewall.
5. aerial engine flow guiding device novel test device according to claim 1, it is characterized in that: described reducing return pipe comprises a U-shaped reducer pipe and a connecting water pipe, the internal diameter of described U-shaped reducer pipe changes at the turning of this U-shaped reducer pipe, and one end diameter that described U-shaped reducer pipe is connected with fixture under described workpiece is greater than other end diameter.
6. aerial engine flow guiding device novel test device according to claim 5, is characterized in that: described flowmeter is fixed on described connecting water pipe.
7. aerial engine flow guiding device novel test device according to claim 1, is characterized in that: described workpiece upper fixing element and the described mouth of a river of measuring are threaded connection, and under described workpiece, fixture and described reducing return pipe are threaded connection.
8. aerial engine flow guiding device novel test device according to claim 1, is characterized in that: be installed with grid in described reserve tank.
9. aerial engine flow guiding device novel test device according to claim 1, it is characterized in that: the diameter of described connecting water pipe is 300mm, the side diameter that described U-shaped reducer pipe is connected with fixture under described workpiece is 350mm, and opposite side is identical with described connecting water pipe diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510932413.8A CN105571842B (en) | 2015-12-11 | 2015-12-11 | A kind of aerial engine flow guiding device novel test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510932413.8A CN105571842B (en) | 2015-12-11 | 2015-12-11 | A kind of aerial engine flow guiding device novel test device |
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| Publication Number | Publication Date |
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| CN105571842A true CN105571842A (en) | 2016-05-11 |
| CN105571842B CN105571842B (en) | 2018-02-16 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002195908A (en) * | 2000-12-26 | 2002-07-10 | Matsushita Electric Ind Co Ltd | Water supply system |
| CN101482429A (en) * | 2008-12-23 | 2009-07-15 | 河北理工大学智能仪器厂 | Apparatus for checking elbow meter |
| CN101539445A (en) * | 2009-04-30 | 2009-09-23 | 泉州市闽南五金机械设备制造有限公司 | Method and device for testing flux of water heating product |
| CN201561791U (en) * | 2009-12-25 | 2010-08-25 | 唐山科汇达仪器仪表有限公司 | Self-circulating insert type flowmeter calibrating device |
| CN202008432U (en) * | 2010-12-23 | 2011-10-12 | 中国航空工业集团公司沈阳发动机设计研究所 | Device for detecting passage flow capacity inside turbine blade through adopting constant volume water flow rate |
-
2015
- 2015-12-11 CN CN201510932413.8A patent/CN105571842B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002195908A (en) * | 2000-12-26 | 2002-07-10 | Matsushita Electric Ind Co Ltd | Water supply system |
| CN101482429A (en) * | 2008-12-23 | 2009-07-15 | 河北理工大学智能仪器厂 | Apparatus for checking elbow meter |
| CN101539445A (en) * | 2009-04-30 | 2009-09-23 | 泉州市闽南五金机械设备制造有限公司 | Method and device for testing flux of water heating product |
| CN201561791U (en) * | 2009-12-25 | 2010-08-25 | 唐山科汇达仪器仪表有限公司 | Self-circulating insert type flowmeter calibrating device |
| CN202008432U (en) * | 2010-12-23 | 2011-10-12 | 中国航空工业集团公司沈阳发动机设计研究所 | Device for detecting passage flow capacity inside turbine blade through adopting constant volume water flow rate |
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| CN105571842B (en) | 2018-02-16 |
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