CN110887631A - Hydraulic acceleration test bed - Google Patents
Hydraulic acceleration test bed Download PDFInfo
- Publication number
- CN110887631A CN110887631A CN201911227874.XA CN201911227874A CN110887631A CN 110887631 A CN110887631 A CN 110887631A CN 201911227874 A CN201911227874 A CN 201911227874A CN 110887631 A CN110887631 A CN 110887631A
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- China
- Prior art keywords
- hydraulic
- rotary
- tested equipment
- acceleration
- joint
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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
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
Abstract
The invention belongs to the technical field of hydraulic pressure, and discloses a hydraulic acceleration test bed, which comprises: the device comprises a rotary test bed, a rotary hydraulic joint, a hydraulic conduit and a tested equipment mounting seat; the rotary hydraulic joint and the tested equipment mounting seat are fixed on the rotary test bed; one end of the hydraulic guide pipe is connected with the rotary hydraulic joint, and the other end of the hydraulic guide pipe is connected with the mounting seat of the tested equipment and used for checking the acceleration performance of the military hydraulic equipment in working.
Description
Technical Field
The invention belongs to the technical field of hydraulic pressure, and particularly relates to a hydraulic acceleration test bed.
Background
According to the requirements related to GJB150.15A accelerated test method for laboratory environmental test of military equipment, military equipment needs to be accelerated with a certain value in an operating mode to verify that the military equipment can bear steady-state inertia caused by acceleration and deceleration and maneuvering of an aircraft in the environment, and the performance of the military equipment is not reduced during and after the action of inertial loads.
At present, because of no special hydraulic product acceleration test bed, the acceleration test of hydraulic equipment is realized by disconnecting the hydraulic connection of the tested equipment, independently placing the tested equipment on a rotary acceleration test bed to bear acceleration with a corresponding magnitude, and then taking down the equipment to place in a hydraulic loop to verify the performance of the equipment.
Disclosure of Invention
In view of the above problems in the background art, an object of the present invention is to provide a hydraulic acceleration test bed for examining the acceleration performance of military hydraulic equipment during operation.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme.
A hydraulic acceleration test rig, the hydraulic acceleration test rig comprising:
the device comprises a rotary test bed (1), a rotary hydraulic joint (2), a hydraulic conduit (3) and a tested equipment mounting seat (4); the rotary hydraulic joint (2) and the tested equipment mounting seat (4) are fixed on the rotary test bed (1);
one end of the hydraulic conduit is connected with the rotary hydraulic joint (2), and the other end of the hydraulic conduit is connected with the tested equipment mounting seat (4).
The technical scheme of the invention has the characteristics and further improvements that:
(1) the rotary hydraulic joint (2) is fixed at the central part of the rotary test bed (1).
(2) The rotary hydraulic joint (2) comprises: a rotating part and a fixed part;
the rotating part is connected to a mounting base (4) of the tested equipment through a hydraulic conduit (3) and is connected with a hydraulic interface of the tested equipment.
(3) The hydraulic acceleration test bed also comprises a fixed hydraulic source interface (5);
and the fixed part of the rotary hydraulic joint (2) is connected with the fixed hydraulic source interface (5).
(4) The fixed hydraulic source interface (5) is used for being connected with a ground hydraulic source.
(5) The hydraulic pipe (3) supplies hydraulic energy to the tested equipment mounted on the tested equipment mounting seat (4) by rotating the hydraulic joint (2).
(6) During testing, the rotating test bench (1) is started to apply acceleration to the tested equipment so as to verify the acceleration environment adaptive characteristic of the tested equipment in the working state.
(7) The device under test mounting seat (4) is used for mounting a hydraulic product.
The invention has the beneficial effects that: the hydraulic acceleration test bed provided by the technical scheme of the invention can realize the acceleration environment test of the hydraulic equipment, and can verify whether the function and the performance of the equipment can meet the use requirements or not in the acceleration bearing process.
Drawings
Fig. 1 is a first schematic structural diagram of a hydraulic acceleration test bed according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a hydraulic acceleration test bed according to an embodiment of the present invention;
the test device comprises a test table, a rotating hydraulic connector, a hydraulic guide pipe, a tested equipment mounting seat and a fixed hydraulic source connector, wherein 1 is a starting rotating test table, 2 is a rotating hydraulic connector, 3 is a hydraulic guide pipe, 4 is a tested equipment mounting seat, and 5 is a fixed hydraulic source connector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical problems to be solved by the invention are as follows: the design method of the acceleration test bed of the hydraulic product is used for checking the acceleration performance of military hydraulic equipment.
The product structure diagram is shown in figure 1.
The technical scheme of the invention is as follows: a hydraulic product acceleration test bench characterized by, includes: the hydraulic product acceleration test bed is composed of a rotary test bed (1), a rotary hydraulic joint (2), a hydraulic guide pipe (3), a tested equipment mounting seat (4) and a fixed hydraulic source interface (5). Wherein, the rotary hydraulic joint (2) is fixed at the central part of the rotary test bed (1).
The rotary hydraulic joint (2) comprises a rotary part and a fixed part, and hydraulic pressure can be transmitted from the fixed part to the rotary part. The rotating part of the rotating hydraulic joint (2) is connected to a mounting seat (4) of the tested equipment through a hydraulic conduit (3) and can be connected with a hydraulic interface of the tested equipment; the fixed part of the rotary hydraulic joint (2) is connected with a fixed hydraulic source interface (5) (as shown in figure 2).
One application of the technical scheme of the invention is as follows: the ground hydraulic source is connected with the fixed hydraulic source interface (5), supplies hydraulic energy to the tested equipment arranged on the tested equipment mounting seat (4) through the rotary hydraulic joint (2) and the hydraulic conduit (3), and is set to the working state. During testing, the rotating test bench is started to apply acceleration to the tested equipment so as to verify the acceleration environment adaptive characteristic of the equipment in the working state.
The acceleration test bed for the hydraulic product can realize an acceleration environment test of hydraulic equipment.
The technical scheme can verify whether the function and the performance of the equipment can meet the use requirements or not in the acceleration bearing process.
The foregoing is merely a detailed description of the embodiments of the present invention, and some of the conventional techniques are not detailed. The scope of the present invention is not limited thereto, and any changes or substitutions that can be easily made by those skilled in the art within the technical scope of the present invention will be covered by the scope of the present invention. The protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The hydraulic acceleration test stand is characterized by comprising:
the device comprises a rotary test bed (1), a rotary hydraulic joint (2), a hydraulic conduit (3) and a tested equipment mounting seat (4); the rotary hydraulic joint (2) and the tested equipment mounting seat (4) are fixed on the rotary test bed (1);
one end of the hydraulic conduit is connected with the rotary hydraulic joint (2), and the other end of the hydraulic conduit is connected with the tested equipment mounting seat (4).
2. The hydraulic acceleration test stand of claim 1,
the rotary hydraulic joint (2) is fixed at the central part of the rotary test bed (1).
3. The hydraulic acceleration test bench of claim 1, characterized in that the rotary hydraulic joint (2) comprises: a rotating part and a fixed part;
the rotating part is connected to a mounting base (4) of the tested equipment through a hydraulic conduit (3) and is connected with a hydraulic interface of the tested equipment.
4. The hydraulic acceleration test stand of claim 3,
the hydraulic acceleration test bed also comprises a fixed hydraulic source interface (5);
and the fixed part of the rotary hydraulic joint (2) is connected with the fixed hydraulic source interface (5).
5. The hydraulic acceleration test stand of claim 4,
the fixed hydraulic source interface (5) is used for being connected with a ground hydraulic source.
6. The hydraulic acceleration test stand of claim 3,
the hydraulic pipe (3) supplies hydraulic energy to the tested equipment mounted on the tested equipment mounting seat (4) by rotating the hydraulic joint (2).
7. The hydraulic acceleration test stand of claim 6,
during testing, the rotating test bench (1) is started to apply acceleration to the tested equipment so as to verify the acceleration environment adaptive characteristic of the tested equipment in the working state.
8. The hydraulic acceleration test bench of claim 6, characterized in that, the equipment under test mount (4) is used for mounting hydraulic products.
9. A hydraulic acceleration test bench according to claims 3 and 4 characterized in that the rotating hydraulic joint (2) comprises a rotating part and a stationary part, enabling the transmission of hydraulic pressure from the stationary part to the rotating part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911227874.XA CN110887631B (en) | 2019-12-04 | 2019-12-04 | Hydraulic acceleration test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911227874.XA CN110887631B (en) | 2019-12-04 | 2019-12-04 | Hydraulic acceleration test bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110887631A true CN110887631A (en) | 2020-03-17 |
| CN110887631B CN110887631B (en) | 2021-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911227874.XA Active CN110887631B (en) | 2019-12-04 | 2019-12-04 | Hydraulic acceleration test bed |
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| Country | Link |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5767381A (en) * | 1996-01-31 | 1998-06-16 | Hitachi, Ltd. | Centrifuge model test apparatus |
| CN102410929A (en) * | 2011-10-28 | 2012-04-11 | 天津大学 | Active-control hydraulic type rub-impact fault detection test apparatus |
| CN103454104A (en) * | 2013-08-20 | 2013-12-18 | 北京航空航天大学 | Large helicopter main blade steering machine fatigue test system |
| CN104019994A (en) * | 2014-04-24 | 2014-09-03 | 北京理工大学 | Overload testing device and method of solid rocket engine |
| CN104807646A (en) * | 2015-05-21 | 2015-07-29 | 中国工程物理研究院总体工程研究所 | Installation device for centrifugal overload test of solid rocket engine |
| CN105424361A (en) * | 2015-12-13 | 2016-03-23 | 北京工业大学 | Liquid closed-type static-pressure rotary table experiment apparatus of changeable restrictor |
| CN106706245A (en) * | 2015-07-15 | 2017-05-24 | 北京卫星环境工程研究所 | Vibration-acceleration coupling environment test system used for spacecraft dynamic test |
-
2019
- 2019-12-04 CN CN201911227874.XA patent/CN110887631B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5767381A (en) * | 1996-01-31 | 1998-06-16 | Hitachi, Ltd. | Centrifuge model test apparatus |
| CN102410929A (en) * | 2011-10-28 | 2012-04-11 | 天津大学 | Active-control hydraulic type rub-impact fault detection test apparatus |
| CN103454104A (en) * | 2013-08-20 | 2013-12-18 | 北京航空航天大学 | Large helicopter main blade steering machine fatigue test system |
| CN104019994A (en) * | 2014-04-24 | 2014-09-03 | 北京理工大学 | Overload testing device and method of solid rocket engine |
| CN104807646A (en) * | 2015-05-21 | 2015-07-29 | 中国工程物理研究院总体工程研究所 | Installation device for centrifugal overload test of solid rocket engine |
| CN106706245A (en) * | 2015-07-15 | 2017-05-24 | 北京卫星环境工程研究所 | Vibration-acceleration coupling environment test system used for spacecraft dynamic test |
| CN105424361A (en) * | 2015-12-13 | 2016-03-23 | 北京工业大学 | Liquid closed-type static-pressure rotary table experiment apparatus of changeable restrictor |
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| CN110887631B (en) | 2021-10-15 |
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