Comprehensive test platform for high-flow aero-engine fuel regulator

Abstract

The utility model discloses a comprehensive test platform for a high-flow aero-engine fuel regulator, which comprises a base, side plates fixedly connected to the left side and the right side of the upper end of the base, a test bed for supporting, movable supports fixedly connected to the left end and the right end of the test bed respectively, and an auxiliary plate fixedly connected to the left end and the right end of the test bed respectively. The auxiliary plate is rotationally connected to the lower end of the connecting bolt, and the expansion mechanisms are symmetrically arranged on the left side and the right side of the test bed. According to the comprehensive test platform for the large-flow aero-engine fuel regulator, the test platform is convenient to move, the connection bolts and the auxiliary plates are combined, the base is conveniently supported in an auxiliary mode, the stability of the whole platform in the using process is improved, the movable support and the side plates slide, the test platform can be driven to ascend and descend, and the test efficiency is improved. Therefore, the height of the test bench can be adjusted conveniently, and the supporting use area of the bench surface of the test bench can be expanded and adjusted conveniently according to actual use conditions.

Description

Technical Field

[0001] The utility model relates to the technical field related to fuel regulator test detection, in particular to a comprehensive test platform for a large-flow aviation engine fuel regulator. Background Art

[0002] Fuel regulators are widely used. For example, in aircraft engines, fuel regulators can adjust the fuel supply of the engine to reasonably match the working state of the engine. After the fuel regulator is produced, it needs to be tested and inspected on a corresponding test platform. During the test, the fuel regulator can be placed on the corresponding test platform for support.

[0003] However, the commonly used test platform is inconvenient to move when testing the fuel regulator, and the height of the test platform is mostly fixed, which is not convenient to adjust the height of the platform according to the actual test situation. In addition, the area of ​​the test platform is limited, which is not convenient to expand and adjust the support area of ​​the test platform.

[0004] Therefore, we proposed a comprehensive test platform for large-flow aircraft engine fuel regulator to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a comprehensive test platform for a large-flow aircraft engine fuel regulator to solve the problem that the commonly used test platform proposed in the above background technology is inconvenient to move when testing the fuel regulator, and the height of the test platform is mostly fixed, which is not convenient to adjust the height of the platform according to the actual test and detection situation, and the area of ​​the test platform is limited, which is not convenient to expand and adjust the support area of ​​the test platform.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a comprehensive test platform for a large-flow aircraft engine fuel regulator, comprising a base, side panels fixedly connected to the left and right sides of the upper end of the base, and a test bench for support;

[0007] Also includes:

[0008] The movable bracket is fixedly connected to the left and right ends of the test bench respectively, and the movable bracket drives the test bench to form a lifting structure above the base, and the movable bracket is connected to the side plate by a slot, and the movable bracket is connected to the output end of the electric telescopic rod installed on the outer side of the side plate;

[0009] An auxiliary plate, wherein the auxiliary plate is rotatably connected to the lower end of the connecting bolt, and the connecting bolt is threadedly connected to the movable plate, and the connecting bolt drives the auxiliary plate to form a telescopic structure at the lower end of the movable plate, and the connecting bolt is combined with the auxiliary plate to provide auxiliary support for the base;

[0010] The expansion mechanism is symmetrically arranged on the left and right sides of the test bench, and the left and right sides of the expansion bench are both provided with connecting plates.

[0011] Preferably, a moving wheel is fixedly mounted on the lower end of the base, a fixed plate is fixedly connected to the middle of the upper end of the base, and movable plates are slidably connected to the front and rear ends of the fixed plate.

[0012] Preferably, the movable plate and the fixed plate are fixed by means of a latch, and the movable plate drives the connecting bolt and the auxiliary plate and the base to form a telescopic structure.

[0013] Preferably, the expansion mechanism comprises a support block fixedly connected to the front and rear sides of the lower end of the test bench, a movable column hingedly connected to the middle of the support block, and an expansion platform fixedly connected to the movable column.

[0014] Preferably, the movable column drives the expansion platform to form a flip structure on the side of the test platform, and the upper end of the expansion platform is flush with the upper end of the test platform, and fixing grooves are provided on both left and right ends of the expansion platform.

[0015] Preferably, a connecting block is fixedly connected to the side of the test bench, and a connecting plate is hingedly connected to the middle of the connecting block.

[0016] Preferably, the connecting plate is snap-connected in a fixing groove on the side of the expansion platform, and a middle portion of the connecting plate is snap-connected to the threaded rod by a snap-connection groove, and the threaded rod is fixedly connected to the test platform.

[0017] Preferably, the threaded rod and the threaded cap are connected by threads, and the threaded cap is fitted on the side of the connecting plate.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the comprehensive test platform for the large-flow aircraft engine fuel regulator is convenient for moving the test platform, and combined with the setting of the connecting bolt and the auxiliary plate, it is convenient to provide auxiliary support for the base, thereby improving the stability of the entire platform during use, and the test bench can be driven to rise and fall by sliding between the movable bracket and the side plate, thereby facilitating the adjustment of the height of the test bench, and through the setting of the expansion mechanism, it is convenient to expand and adjust the support use area of ​​the test bench table according to actual use conditions, thereby achieving better use effects;

[0019] 1. It is equipped with a movable plate, a connecting bolt and an auxiliary plate. The movable plate, the connecting bolt and the auxiliary plate are arranged to facilitate auxiliary support of the base, thereby improving the stability of the entire platform during the test and inspection process;

[0020] 2. It is equipped with a test bench, side panels and movable brackets. The movable brackets and side panels can slide up and down, so that the height of the test bench can be adjusted accordingly, and the fuel regulator being tested can be raised and lowered;

[0021] 3. Support blocks and connecting plates are provided. The support blocks can be used to expand the usable area of ​​the platform. The connecting plates can be used to limit the position between the expansion platform and the test platform. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the top view structure of the utility model;

[0024] Figure 3 This is a bottom view of the overall structure of the utility model, in which the fixed plate, the movable plate, the connecting bolts and the auxiliary plate are connected;

[0025] Figure 4 This is a schematic diagram of the bottom view of the connection structure of the base, side panels, movable brackets and expansion mechanism of the utility model;

[0026] Figure 5 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0027] Figure 6 It is a schematic diagram of the top view and section structure of the connection plate, threaded rod and threaded cap of the utility model.

[0028] In the figure: 1. base; 2. moving wheels; 3. side panels; 4. electric telescopic rod; 5. test bench; 6. movable bracket; 7. fixed plate; 8. movable plate; 9. connecting bolt; 10. auxiliary plate; 11. expansion mechanism; 12. support block; 13. movable column; 14. expansion table; 15. connecting block; 16. connecting plate; 17. threaded rod; 18. threaded cap. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-6 The utility model provides a technical solution: a comprehensive test platform for a large-flow aircraft engine fuel regulator, including a base 1, a moving wheel 2, a side plate 3, an electric telescopic rod 4, a test bench 5, a movable bracket 6, a fixed plate 7, a movable plate 8, a connecting bolt 9, an auxiliary plate 10, an expansion mechanism 11, a support block 12, a movable column 13, an expansion platform 14, a connecting block 15, a connecting plate 16, a threaded rod 17 and a threaded cap 18.

[0031] When using the comprehensive test platform for large flow aircraft engine fuel regulator, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a moving wheel 2 is fixedly installed at the lower end of the base 1. First, the whole device is moved to the corresponding test and inspection location by the moving wheel 2, and then the movable plate 8 is pulled to the front and rear sides respectively, and the movable plate 8 slides with the fixed plate 7, driving the connecting bolt 9 and the auxiliary plate 10 to extend and retract, so that the connecting bolt 9 and the auxiliary plate 10 move outward, and then the latch is inserted between the fixed plate 7 and the movable plate 8 to limit the fixed plate 7 and the movable plate 8, and then the connecting bolt 9 connected to the side of the movable plate 8 away from the base 1 is rotated, and the connecting bolt 9 and the auxiliary plate 10 are rotated, and the connecting bolt 9 drives the auxiliary plate 10 to move downward, so that the auxiliary plate 10 moves downward and is supported on the ground. The arrangement of the connecting bolt 9 and the auxiliary plate 10 facilitates the auxiliary support of the base 1, thereby improving the stability of the whole device during the test and inspection process;

[0032] Then, the fuel regulator to be tested is placed on the upper end of the test bench 5. The electric telescopic rod 4 installed on the side of the side plate 3 can be started. The output end of the electric telescopic rod 4 is fixedly connected to the movable bracket 6. The electric telescopic rod 4 drives the movable bracket 6 and the side plate 3 to slide up and down, so that the movable bracket 6 drives the test bench 5 to rise and fall, which is convenient for adjusting the height of the fuel regulator, so that people of different heights can perform test operations. It is highly practical. When adjusted to the corresponding height, combined with Figure 1 , Figure 4 , Figure 5 and Figure 6 As shown, the expansion mechanism 11 is symmetrically arranged at the front and rear sides of the test bench 5, and the expansion mechanism 11 includes a support block 12 fixedly connected to the front and rear sides of the lower end of the test bench 5, a movable column 13 hingedly connected to the middle of the support block 12, and an expansion platform 14 fixedly connected to the movable column 13;

[0033] By turning the expansion platform 14 upward, the expansion platform 14 drives the movable column 13 and the support block 12 to rotate, and the upper surface of the expansion platform 14 is flush with the upper end of the test platform 5, presenting a Figure 1The state shown is shown, and then by rotating the connecting plate 16, the connecting plate 16 and the connecting block 15 are rotated, the connecting plate 16 is engaged in the fixing groove on the side of the expansion platform 14, and the connecting plate 16 and the threaded rod 17 are connected by the slot, and then by rotating the threaded cap 18 threadedly connected to the outer surface of the threaded rod 17, the threaded cap 18 is fitted and arranged on the side of the connecting plate 16, so as to facilitate the limiting of the connecting plate 16 and the threaded rod 17 to prevent the connecting plate 16 from being separated from the fixing groove, and the connecting plate 16 can be used to support and limit the expansion platform 14 and the test bench 5, and combined with the expansion platform 14 symmetrically arranged on the front and rear sides of the test bench 5, the support and use area of ​​the actual platform can be expanded to achieve better test and detection effects.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A comprehensive test platform for a large-flow aircraft engine fuel regulator, comprising a base (1), side panels (3) fixedly connected to the left and right sides of the upper end of the base (1), and a test bench (5) for supporting; It is characterized in that Also includes: A movable bracket (6), wherein the movable bracket (6) is respectively fixedly connected to the left and right ends of the test bench (5), and the movable bracket (6) drives the test bench (5) to form a lifting structure above the base (1), and the movable bracket (6) is connected to the side plate (3) by a slot, and the movable bracket (6) is connected to the output end of the electric telescopic rod (4) installed on the outside of the side plate (3); An auxiliary plate (10), wherein the auxiliary plate (10) is rotatably connected to the lower end of the connecting bolt (9), and the connecting bolt (9) is threadedly connected to the movable plate (8), and the connecting bolt (9) drives the auxiliary plate (10) to form a telescopic structure at the lower end of the movable plate (8), and the connecting bolt (9) is combined with the auxiliary plate (10) to provide auxiliary support for the base (1); An expansion mechanism (11), wherein the expansion mechanism (11) is symmetrically arranged on the left and right sides of the test bench (5), and connecting plates (16) are arranged on the left and right sides of the expansion bench (14).

2. The comprehensive test platform for a large flow aircraft engine fuel regulator according to claim 1 is characterized by: A moving wheel (2) is fixedly mounted on the lower end of the base (1), a fixed plate (7) is fixedly connected to the middle of the upper end of the base (1), and a movable plate (8) is slidably connected to the front and rear ends of the fixed plate (7).

3. The comprehensive test platform for a large flow aircraft engine fuel regulator according to claim 2 is characterized by: The movable plate (8) and the fixed plate (7) are fixed by means of a latch, and the movable plate (8) drives the connecting bolt (9) and the auxiliary plate (10) to form a telescopic structure with the base (1).

4. The comprehensive test platform for a large flow aircraft engine fuel regulator according to claim 1 is characterized by: The expansion mechanism (11) comprises a support block (12) fixedly connected to the front and rear sides of the lower end of the test bench (5), a movable column (13) hingedly connected to the middle of the support block (12), and an expansion platform (14) fixedly connected to the movable column (13).

5. The comprehensive test platform for a large flow aircraft engine fuel regulator according to claim 4 is characterized by: The movable column (13) drives the expansion platform (14) to form a flip structure on the side of the test platform (5), and the upper end of the expansion platform (14) is flush with the upper end of the test platform (5), and the left and right ends of the expansion platform (14) are both provided with fixing grooves.

6. The comprehensive test platform for a large flow aircraft engine fuel regulator according to claim 1, characterized in that: A connecting block (15) is fixedly connected to the side of the test bench (5), and a connecting plate (16) is hingedly connected to the middle of the connecting block (15).

7. The comprehensive test platform for a large flow aircraft engine fuel regulator according to claim 6, characterized in that: The connecting plate (16) is snap-connected in a fixing groove on the side of the expansion platform (14), and the middle part of the connecting plate (16) is snap-connected to the threaded rod (17), and the threaded rod (17) is fixedly connected to the test platform (5).

8. The comprehensive test platform for a large flow aircraft engine fuel regulator according to claim 7 is characterized by: The threaded rod (17) and the threaded cap (18) are connected by means of threads, and the threaded cap (18) is arranged in close contact with the side surface of the connecting plate (16).

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