Single engine test auxiliary equipment

Abstract

The utility model is suitable for the technical field of engine testing, and provides single engine testing auxiliary equipment, which comprises a supporting table, a guide strip is fixedly connected to the top of the supporting table, a load is movably connected to the top of the supporting table, a movable seat is movably connected to the top of the supporting table, and the movable seat is movably connected to the top of the supporting table. The top of the movable seat is fixedly connected with a torque sensor, the load and the torque sensor can be movably supported by arranging the supporting table, so that the load and the torque sensor can be moved to be in butt joint with a rotating shaft of an engine, and the arranged movable table can be driven to ascend and descend by starting a hydraulic cylinder according to the size of the tested engine. According to the engine testing device, adjustment can be made according to the size of an engine, the engine testing device can be in butt joint with an engine rotating shaft for testing, convenience is improved, the engine needing to be tested is placed on the movable table, the two limiting plates are conveniently adjusted by rotating the two-way screw to limit the two sides of the engine, and stability can be improved in the testing process.

Description

Technical Field

[0001] The utility model belongs to the technical field of engine testing, in particular to single engine testing auxiliary equipment. Background Art

[0002] An engine is a machine that can convert other forms of energy into mechanical energy, including internal combustion engines (reciprocating piston engines), external combustion engines (Stirling engines, steam engines, etc.), jet engines, electric motors, etc. For example, internal combustion engines usually convert chemical energy into mechanical energy. The engine is applicable to power generating devices, and can also refer to the entire machine including the power device. After the engine is designed and manufactured, corresponding data testing is required. The test content includes a series of data such as engine speed, torque, cylinder air pressure, etc.

[0003] Existing single engine test auxiliary equipment is usually installed on a desktop for use, but the sizes of tested engines are different. The desktop where the test equipment is installed cannot adapt to the height of the output end of engines of different sizes. At the same time, it is inconvenient to limit the engine during testing, thereby reducing the stability of the test. Utility Model Content

[0004] The utility model provides a single engine test auxiliary device, aiming to solve the problem that the sizes of tested engines are different and the heights of the output ends of engines of different sizes cannot be adapted and the engine limit cannot be performed.

[0005] The utility model is implemented as follows: a single engine test auxiliary device comprises a support platform: a guide bar is fixedly connected to the top of the support platform, a load is movably connected to the top of the support platform, a movable seat is movably connected to the top of the support platform, a torque sensor is fixedly connected to the top of the movable seat, a support frame is fixedly connected to the bottom of the support platform, a hydraulic cylinder is fixedly connected to the top of the support frame, an output end of the hydraulic cylinder is fixedly connected to the movable platform, a telescopic sleeve is fixedly connected to the bottom of the movable platform, a through groove is provided on the top of the support frame, a fixed block is fixedly connected to the top of the movable platform, a bidirectional screw is movably connected to the inner wall of the fixed block, a first movable block and a second movable block are movably connected to the outer walls of the bidirectional screw, and a limiting plate is fixedly connected to one side of the first movable block.

[0006] Preferably, a first coupling is installed at one end of the torque sensor, a second coupling is installed at the other end of the torque sensor, and the torque sensor is fixedly connected to the load through the first coupling.

[0007] Preferably, the movable seat is movably connected to the support platform via a guide bar, and a groove is provided at the bottom of the movable seat.

[0008] Preferably, one end of the telescopic sleeve is fixedly connected to the bottom of the support frame, and the outer wall of the telescopic sleeve is movably connected to the inner wall of the through groove.

[0009] Preferably, a guide groove is provided on the top of the movable platform, and the inner wall of the guide groove is movably connected to the first movable block and the second movable block respectively.

[0010] Preferably, a bearing is provided on the inner wall of the fixing block, and the inner ring of the bearing is fixedly connected to one end of the bidirectional screw, and the fixing block is movably connected to the bidirectional screw through the bearing.

[0011] Preferably, there are two limit plates, and a rubber pad is provided on one side of each of the two limit plates.

[0012] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0013] By setting up a support table, it is convenient to movably support the load and torque sensor, so that it can be moved for docking with the engine shaft, and the movable table can be raised and lowered by starting the hydraulic cylinder according to the size of the engine being tested, so that it can be adjusted according to the size of the engine so that it can be docked with the engine shaft for testing, which improves convenience. When the engine to be tested is placed on the movable table, the two limit plates can be adjusted to limit the two sides of the engine by rotating the bidirectional screw, thereby improving stability during testing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view structural diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0016] Figure 3 It is a schematic diagram of the bidirectional screw and the limit plate structure of the utility model;

[0017] Figure 4 It is a structural schematic diagram of a support platform and a support frame of the utility model.

[0018] In the figure: 1. support table; 2. guide bar; 3. load; 4. moving seat; 5. torque sensor; 6. first coupling; 7. second coupling; 8. support frame; 9. hydraulic cylinder; 10. movable table; 11. telescopic sleeve; 12. through groove; 13. guide groove; 14. fixed block; 15. bidirectional screw; 16. first movable block; 17. second movable block; 18. limit plate. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0020] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0021] The utility model embodiment provides a single engine test auxiliary device, such as Figure 1-4 As shown, it includes a support platform 1: the top of the support platform 1 is fixedly connected with a guide bar 2, the top of the support platform 1 is movably connected with a load 3, the top of the support platform 1 is movably connected with a moving seat 4, the top of the moving seat 4 is fixedly connected with a torque sensor 5, the bottom of the support platform 1 is fixedly connected with a support frame 8, the top of the support frame 8 is fixedly connected with a hydraulic cylinder 9, the output end of the hydraulic cylinder 9 is fixedly connected with a movable platform 10, the bottom of the movable platform 10 is fixedly connected with a telescopic sleeve 11, the top of the support frame 8 is provided with a through groove 12, the top of the movable platform 10 is fixedly connected with a fixed block 14, the inner wall of the fixed block 14 is movably connected with a bidirectional screw 15, the outer walls of the bidirectional screw 15 are respectively movably connected with a first movable block 16 and a second movable block 17, and one side of the first movable block 16 is fixedly connected with a limiting plate 18.

[0022] It should be noted that, since the existing single engine test auxiliary equipment is usually installed on a desktop for use, and the sizes of the tested engines are different, the desktop where the test equipment is installed cannot adapt to the heights of the output ends of engines of different sizes. At the same time, it is inconvenient to limit the engine during testing, thereby reducing the stability of the test. Therefore, in order to solve the problem that the sizes of the existing tested engines are different and it is impossible to adapt to the heights of the output ends of engines of different sizes and to limit the engine, this scheme sets a support table 1 to facilitate the active support of the load 3 and the torque sensor 5, so that they can be moved to dock the engine shaft, and the movable table 10 set can be driven to rise and fall by starting the hydraulic cylinder 9 according to the size of the tested engine, so that it can be adjusted according to the size of the engine so that it can be docked with the engine shaft for testing, thereby improving convenience, and when the engine to be tested is placed on the movable table 10, by rotating the bidirectional screw 15, it is convenient to adjust the two limit plates 18 to limit the two sides of the engine, thereby improving stability during testing.

[0023] Specifically, in this embodiment, the scheme mainly includes that a first coupling 6 is installed at one end of the torque sensor 5, and a second coupling 7 is installed at the other end of the torque sensor 5, and the torque sensor 5 is fixedly connected to the load 3 through the first coupling 6, so as to facilitate the movement of the torque sensor 5 and enable the second coupling 7 to be aligned with the rotating shaft of the engine, thereby improving the convenience of the testing work.

[0024] In a further preferred embodiment of the present invention, Figure 1-4 As shown, the movable seat 4 is movably connected to the support platform 1 through the guide bar 2, and a groove is provided at the bottom of the movable seat 4 to facilitate the movement of the movable torque sensor 5 and enable the second coupling 7 to be aligned with the rotating shaft of the engine.

[0025] In this embodiment, the engine to be tested is first placed on the movable platform 10, and then the bidirectional screw 15 is rotated according to the size of the engine to move the first movable block 16 and the second movable block 17 outside the bidirectional screw 15, and the first movable block 16 and the second movable block 17 move synchronously with the bottom in the guide groove 13 while moving, so that the guide limit can be performed during the movement, and the two sides of the engine are limited, so that the engine can be stably limited on the movable platform 10 to prevent movement, and then the hydraulic cylinder 9 is started to drive the movable platform 10 to be raised and lowered, and the installation position of the engine's rotating shaft and the second coupling 7 is adjusted according to the size of the engine, so that the second coupling 7 can be aligned with the engine's rotating shaft, and the movable load 3 and the movable seat 4 are moved on the support platform 1, so that one end of the second coupling 7 can be fixed to the engine's rotating shaft, so that the engine can be tested.

[0026] In a further preferred embodiment of the present invention, Figure 1-4 As shown, one end of the telescopic sleeve 11 is fixedly connected to the bottom of the support frame 8 , and the outer wall of the telescopic sleeve 11 is movably connected to the inner wall of the through groove 12 .

[0027] In this embodiment, the movable platform 10 can be supported and stabilized, and at the same time, the movable platform 10 can be limited when being adjusted to rise or fall.

[0028] In a further preferred embodiment of the present invention, Figure 1 As shown, a guide groove 13 is formed on the top of the movable platform 10, and the inner wall of the guide groove 13 is movably connected to the first movable block 16 and the second movable block 17 respectively.

[0029] In this embodiment, it can play a guiding and limiting role when the two movable blocks are adjusted and moved, so that the two limiting plates 18 can move linearly.

[0030] In a further preferred embodiment of the present invention, Figure 1-3 As shown, a bearing is provided on the inner wall of the fixing block 14 , and the inner ring of the bearing is fixedly connected to one end of the bidirectional screw 15 , and the fixing block 14 is movably connected to the bidirectional screw 15 through the bearing.

[0031] In this embodiment, the bidirectional screw 15 can be movably connected to the fixing block 14, so as to facilitate adjustment of the limit according to the size of the engine.

[0032] In a further preferred embodiment of the present invention, Figure 1-4 As shown, there are two limit plates 18 , and a rubber pad is disposed on one side of each of the two limit plates 18 .

[0033] In this embodiment, the anti-slip property can be improved when limiting the positions of both sides of the engine, and the friction between the structures can be reduced.

[0034] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0035] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0036] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0037] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. Single engine test auxiliary equipment, characterized in that: The invention comprises a support platform (1), wherein the top of the support platform (1) is fixedly connected to a guide bar (2), the top of the support platform (1) is movably connected to a load (3), the top of the support platform (1) is movably connected to a movable seat (4), the top of the movable seat (4) is fixedly connected to a torque sensor (5), the bottom of the support platform (1) is fixedly connected to a support frame (8), the top of the support frame (8) is fixedly connected to a hydraulic cylinder (9), and the output end of the hydraulic cylinder (9) is fixedly connected to the movable platform ( 10), the bottom of the movable platform (10) is fixedly connected with a telescopic sleeve (11), the top of the support frame (8) is provided with a through slot (12), the top of the movable platform (10) is fixedly connected with a fixed block (14), the inner wall of the fixed block (14) is movably connected with a bidirectional screw (15), the outer wall of the bidirectional screw (15) is respectively movably connected with a first movable block (16) and a second movable block (17), and one side of the first movable block (16) is fixedly connected with a limiting plate (18).

2. The single engine test auxiliary equipment according to claim 1, characterized in that: A first coupling (6) is installed at one end of the torque sensor (5), a second coupling (7) is installed at the other end of the torque sensor (5), and the torque sensor (5) is fixedly connected to the load (3) via the first coupling (6).

3. The single engine test auxiliary equipment according to claim 1, characterized in that: The movable seat (4) is movably connected to the support platform (1) via a guide bar (2), and a groove is provided at the bottom of the movable seat (4).

4. The single engine test auxiliary equipment according to claim 1, characterized in that: One end of the telescopic sleeve (11) is fixedly connected to the bottom of the support frame (8), and the outer wall of the telescopic sleeve (11) is movably connected to the inner wall of the through groove (12).

5. The single engine test auxiliary equipment according to claim 1, characterized in that: A guide groove (13) is provided on the top of the movable platform (10), and the inner wall of the guide groove (13) is movably connected to the first movable block (16) and the second movable block (17) respectively.

6. The single engine test auxiliary equipment according to claim 1, characterized in that: The inner wall of the fixed block (14) is provided with a bearing, and the inner ring of the bearing is fixedly connected to one end of the bidirectional screw (15), and the fixed block (14) is movably connected to the bidirectional screw (15) via the bearing.

7. The single engine test auxiliary equipment according to claim 1, characterized in that: The number of the limiting plates (18) is two, and a rubber pad is provided on one side of the two limiting plates (18).

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