Safety protection device for engine test

Abstract

The utility model is applicable to the technical field of aero-engine testing devices, and provides an engine testing safety protection device, which comprises a protection box, a loading plate is moved out of the protection box through the movement of a moving end of a screw rod sliding table when a person opens a door, and the loading plate is protruded, so that the person can conveniently place an aero-engine on a glass turntable, and the safety of the aero-engine is ensured. Through movement of the moving end of the lead screw sliding table, the bearing plate carries the aero-engine to move into the protection box, so that the aero-engine conveniently enters and exits from the protection box, and the bottom temperature of the aero-engine can be detected through the glass rotating disc through a first short-wave infrared temperature sensor; the temperature of the side face and the upper surface of the aero-engine can be detected through the second infrared temperature sensor, the aero-engine can be driven by the output end of the stepping motor to rotate, and therefore the surface of the aero-engine can be detected through the first short wave infrared temperature sensor and the second infrared temperature sensor; and the detection range and the detection quality are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of aviation engine testing devices, in particular to an engine testing safety protection device. Background Art

[0002] An aircraft engine is a highly complex and sophisticated thermal machine. As the heart of an aircraft, it is not only the driving force for the aircraft to fly, but also an important driving force for the development of the aviation industry. Every important change in the history of human aviation is closely related to the technological progress of aircraft engines. After the production of aircraft engines, they need to be temperature tested to ensure that the engine can operate normally under high temperature conditions.

[0003] After searching, the Chinese patent application No.: 202223363727.5 discloses an aircraft engine testing device, including an adjustment mechanism, a detection mechanism is arranged inside the adjustment mechanism, the adjustment mechanism includes a test box, a receiving plate of the test box, a groove is opened on the top of the receiving plate, a bidirectional screw is arranged inside the groove, a first motor is fixedly connected to the left side of the bidirectional screw, a support block is installed outside the bidirectional screw, a clamping block is arranged at one end of the support block, a first electric telescopic rod is fixedly connected to the top and bottom of the clamping block, a clamp is fixedly connected to one end of the first electric telescopic rod, a rotating shaft is installed at one end of the clamping block, and a second motor is fixedly connected to one end of the rotating shaft; the aircraft engine testing device adjusts the direction of the aircraft engine through the adjustment mechanism, and then comprehensively detects the aircraft engine through the detection mechanism, thereby completing the operation of adjusting the direction and detecting, and has the following problems: the aircraft engine is clamped and fixed in the protective box, the operation is cumbersome, and the aircraft engine is not convenient to enter and exit the protective box. Utility Model Content

[0004] The utility model provides an engine test safety protection device, aiming to solve the problems in the prior art that the aircraft engine is clamped and fixed in a protection box, the operation is cumbersome, and the aircraft engine is not convenient to enter and exit the protection box.

[0005] The utility model is implemented as follows: an engine test safety protection device comprises a protection box, an outer wall of the protection box is fixedly connected with a controller, and the outer wall of the protection box is hinged with a door, an inner wall of the protection box is fixedly connected with a screw slide, and the screw slides are symmetrically distributed along the vertical center line of the protection box, the outer walls of the movable ends of the two screw slides are fixedly connected with a bearing plate, and the upper surface of the bearing plate is rotatably connected with a glass turntable, the inner wall of the bearing plate is fixedly connected with a stepper motor, and the output end of the stepper motor is fixedly connected between the glass turntables, the inner wall of the bearing plate is fixedly connected with a first short-wave infrared temperature sensor, and the first short-wave infrared temperature sensor is located below the glass turntable, the inner wall of the protection box is fixedly connected with an L-shaped plate, and the outer wall of the L-shaped plate is provided with an equipment slot, the inside of the equipment slot is fixedly connected with a second infrared temperature sensor, and the inner wall of the equipment slot is fixedly connected with glass, and the screw slide, the stepper motor, the first short-wave infrared temperature sensor and the second infrared temperature sensor are electrically connected to the controller.

[0006] Preferably, a fastening bolt is threadedly connected to the outer wall of the upper end of the glass turntable, and a fastening sheet is rotatably connected to the outer wall of the fastening bolt.

[0007] Preferably, a rubber pad is fixedly connected to the outer wall of the fastening plate.

[0008] Preferably, the outer wall of the door is provided with a handle.

[0009] Preferably, an observation window is provided on the outer wall of the protection box, and rollers are fixed on the lower surface of the protection box.

[0010] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0011] The start and stop of the screw slide, the stepper motor, the first short-wave infrared temperature sensor and the second infrared temperature sensor can be controlled by the operation controller. The personnel open the door and move the carrier plate out of the protection box by moving the moving end of the screw slide. The protruding carrier plate makes it convenient for the personnel to place the aircraft engine on the glass turntable. The carrier plate carrying the aircraft engine is moved into the protection box by moving the moving end of the screw slide, thereby facilitating the aircraft engine to enter and exit the protection box. The temperature of the bottom of the aircraft engine can be detected through the glass turntable by the first short-wave infrared temperature sensor, and the temperature of the side and upper surface of the aircraft engine can be detected by the second infrared temperature sensor. The output end of the stepper motor can drive the glass turntable to rotate, thereby driving the aircraft engine to rotate, so that the first short-wave infrared temperature sensor and the second infrared temperature sensor can detect the surface of the aircraft engine, thereby improving the detection range and detection quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 This is a schematic diagram of the front cross-sectional structure of the protection box of the utility model;

[0014] Figure 3 This is a schematic diagram of the three-dimensional structure of the L-shaped plate of the utility model;

[0015] In the figure: 1. protective box; 2. controller; 3. door; 4. handle; 5. observation window; 6. roller; 7. screw slide; 8. bearing plate; 9. glass turntable; 10. stepper motor; 11. first short-wave infrared temperature sensor; 12. fastening bolt; 13. fastening plate; 14. L-shaped plate; 15. equipment slot; 16. second infrared temperature sensor; 17. glass. DETAILED DESCRIPTION

[0016] 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.

[0017] 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.

[0018] The utility model embodiment provides an engine test safety protection device, such as Figure 1-3As shown, it includes a protection box 1, the outer wall of the protection box 1 is fixedly connected to a controller 2, and the outer wall of the protection box 1 is hinged with a door 3, the inner wall of the protection box 1 is fixedly connected to a screw slide 7, and the screw slides 7 are symmetrically distributed along the vertical center line of the protection box 1, the outer walls of the moving ends of the two screw slides 7 are fixedly connected to a bearing plate 8, and the upper surface of the bearing plate 8 is rotatably connected to a glass turntable 9, the inner wall of the bearing plate 8 is fixedly connected to a stepper motor 10, and the output end of the stepper motor 10 is fixedly connected between the glass turntable 9, and the inner wall of the bearing plate 8 A first short-wave infrared temperature sensor 11 is fixedly connected to the wall, and the first short-wave infrared temperature sensor 11 is located below the glass turntable 9, an L-shaped plate 14 is fixedly connected to the inner wall of the protective box 1, and an equipment slot 15 is opened on the outer wall of the L-shaped plate 14, a second infrared temperature sensor 16 is fixedly connected inside the equipment slot 15, and a glass 17 is fixedly connected to the inner wall of the equipment slot 15, and the screw slide 7, the stepper motor 10, the first short-wave infrared temperature sensor 11, the second infrared temperature sensor 16 and the controller 2 are electrically connected.

[0019] It should be noted that, since the aircraft engine is clamped and fixed in the protective box in the prior art, the operation is cumbersome, and the aircraft engine is not convenient to enter and exit the protective box. Therefore, in order to solve the problem that the aircraft engine is clamped and fixed in the protective box in the prior art, the operation is cumbersome, and the aircraft engine is not convenient to enter and exit the protective box, this solution can control the start and stop of the screw slide 7, the stepper motor 10, the first short-wave infrared temperature sensor 11 and the second infrared temperature sensor 16 through the control controller 2. The personnel opens the door 3, and the moving end of the screw slide 7 moves to move the carrying plate 8 out of the protective box 1. The protruding carrying plate 8 makes it convenient for the personnel to place the aircraft engine on the glass turntable 9 On the upper side, by moving the moving end of the screw slide 7, the carrying plate 8 carries the aircraft engine and moves it into the protective box 1, thereby facilitating the aircraft engine to enter and exit the protective box 1. The first short-wave infrared temperature sensor 11 can detect the temperature of the bottom of the aircraft engine through the glass turntable 9, and the second infrared temperature sensor 16 can detect the temperature of the side and upper surface of the aircraft engine. The output end of the stepper motor 10 can drive the glass turntable 9 to rotate, thereby driving the aircraft engine to rotate, so that the first short-wave infrared temperature sensor 11 and the second infrared temperature sensor 16 can detect the surface of the aircraft engine, thereby improving the detection range and detection quality.

[0020] In a further preferred embodiment of the present invention, Figure 1 As shown, a fastening bolt 12 is threadedly connected to the outer wall of the upper end of the glass turntable 9, and a fastening sheet 13 is rotatably connected to the outer wall of the fastening bolt 12.

[0021] In this embodiment, the fastening plates 13 can be moved toward the center of the glass turntable 9 by rotating the fastening bolts 12 . A plurality of fastening plates 13 can be moved toward the center of the glass turntable 9 to clamp and fasten the aircraft engine on the glass turntable 9 .

[0022] In a further preferred embodiment of the present invention, Figure 2 As shown, the outer wall of the fastening plate 13 is fixedly connected with a rubber pad.

[0023] In this embodiment, the rubber pad improves the flexibility of the outer wall of the fastening plate 13 and reduces the wear of the fastening plate 13 on the aircraft engine.

[0024] In a further preferred embodiment of the present invention, Figure 1 As shown, a handle 4 is provided on the outer wall of the door 3 .

[0025] In this embodiment, the handle 4 facilitates the operation of the door 3 .

[0026] In a further preferred embodiment of the present invention, Figure 1 As shown, an observation window 5 is provided on the outer wall of the protection box 1 , and a roller 6 is fixed on the lower surface of the protection box 1 .

[0027] 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.

[0028] 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.

[0029] 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.

[0030] 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. Engine test safety protection device, characterized in that: The invention comprises a protection box (1), wherein the outer wall of the protection box (1) is fixedly connected to a controller (2), and the outer wall of the protection box (1) is hinged with a door (3), the inner wall of the protection box (1) is fixedly connected to a screw slide (7), and the screw slides (7) are symmetrically distributed along the vertical center line of the protection box (1), the outer walls of the movable ends of the two screw slides (7) are fixedly connected to a bearing plate (8), and the upper surface of the bearing plate (8) is rotatably connected to a glass turntable (9), the inner wall of the bearing plate (8) is fixedly connected to a stepper motor (10), and the output end of the stepper motor (10) is fixedly connected between the glass turntable (9), and the inner wall of the bearing plate (8) is fixedly connected to the output end of the stepper motor (10) and the glass turntable (9). A first short-wave infrared temperature sensor (11) is fixedly connected to the wall, and the first short-wave infrared temperature sensor (11) is located below the glass turntable (9); an L-shaped plate (14) is fixedly connected to the inner wall of the protection box (1), and an equipment slot (15) is provided on the outer wall of the L-shaped plate (14); a second infrared temperature sensor (16) is fixedly connected inside the equipment slot (15), and a glass (17) is fixedly connected to the inner wall of the equipment slot (15); the screw slide (7), the stepping motor (10), the first short-wave infrared temperature sensor (11), the second infrared temperature sensor (16) and the controller (2) are electrically connected.

2. The engine test safety protection device according to claim 1, characterized in that: The outer wall of the upper end of the glass turntable (9) is threadedly connected with a fastening bolt (12), and the outer wall of the fastening bolt (12) is rotatably connected with a fastening plate (13).

3. The engine test safety protection device according to claim 2, characterized in that: The outer wall of the fastening plate (13) is fixedly connected with a rubber pad.

4. The engine test safety protection device according to claim 1, characterized in that: The outer wall of the door (3) is provided with a handle (4).

5. The engine test safety protection device according to claim 1, characterized in that: The outer wall of the protection box (1) is provided with an observation window (5), and a roller (6) is fixed on the lower surface of the protection box (1).

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