Portable calibration monitoring equipment for aero-engine

Abstract

The utility model provides a portable calibration monitoring device for an aero-engine, which belongs to the technical field of aero-engine calibration and specifically comprises a bottom plate and an upper cover matched with the bottom plate to form an accommodating space. The display module comprises a display screen unit embedded in the opening and a processing unit arranged in the accommodating space; the power supply unit is used for providing power for the display module; the power supply processing board supplies power provided by the power supply unit to the display module; the communication conversion board is provided with a communication interface which communicates with an aero-engine controller outside the shell, receives a communication signal sent by the aero-engine controller and provides the communication signal to the display module for display; and the communication interface connector is fixed at the reserved mounting position of the upper cover, one end of the communication interface connector is connected with the communication interface of the communication conversion board, and the other end of the communication interface connector is connected with the communication port of the aero-engine controller for transmitting communication signals. By means of the processing scheme, engine working parameter calibration and monitoring work can be conveniently and reliably carried out in an outdoor scene.

Description

Technical Field

[0001] This utility model relates to the field of aero-engine calibration technology, specifically to a portable calibration and monitoring device for aero-engines. Background Technology

[0002] The control system strategies of existing aero engines are becoming increasingly complex, and the number of parameters involved in the strategy function calibration and monitoring processes has multiplied. During engine development or aircraft matching, often in outdoor environments such as ice and snow, and mountain roads, it is necessary to efficiently, conveniently, and reliably adjust control parameters and monitor engine performance. Therefore, calibration and monitoring equipment is required to meet these functional requirements.

[0003] Existing aircraft engine calibration or monitoring equipment typically runs host computer software on a laptop in outdoor environments, while using a bus converter to connect to the engine controller and connect the equipment load. The calibration software needs to run on storage media such as a computer, and then use communication equipment for data conversion, which is not very convenient in actual outdoor operation. Utility Model Content

[0004] Therefore, in order to overcome the shortcomings of the prior art, this utility model provides a portable calibration and monitoring device for aero-engines, which can conveniently and reliably perform engine operating parameter calibration and monitoring in outdoor scenarios.

[0005] To achieve the above objectives, this utility model provides a portable calibration and monitoring device for an aero-engine, comprising: a housing having a base plate and a top cover that forms a receiving space with the base plate, the top surface of the top cover having a reserved opening; a display module including a display screen unit embedded in the opening and a processing unit disposed within the receiving space; a power supply unit for providing power to the display module; a power processing board for converting the power provided by the power supply unit and providing it to the display module; a communication conversion board having a communication interface for communicating with an aero-engine controller outside the housing, receiving communication signals sent by the aero-engine controller and providing them to the display module for display; and a communication interface connector fixed at a reserved installation position on the top cover, one end connected to the communication interface of the communication conversion board and the other end connected to the communication port of the aero-engine controller for transmitting the communication signals.

[0006] In one embodiment, the communication conversion board is further provided with a power adapter interface for external connection, so as to charge the power unit through an external power source, the power unit including a battery.

[0007] In one embodiment, the power unit includes a series battery pack consisting of rechargeable batteries and a power protection board for charging and discharging protection of the series battery pack.

[0008] In one embodiment, the power processing board and the communication conversion board are configured using the same circuit board.

[0009] In one embodiment, at least one supporting copper pillar is provided between the base plate and the top cover, the supporting copper pillar being used to connect the top cover and the bottom cover and to protect the display unit.

[0010] In one embodiment, the accommodating space is divided into three independent spaces by stiffening beams: one space accommodates the display module, one space accommodates the battery unit, and one space accommodates the power processing board and the communication conversion board.

[0011] In one embodiment, the display unit is any one of a resistive touchscreen, a capacitive touchscreen, an ultrasonic touchscreen, and an infrared touchscreen.

[0012] In one embodiment, the processing unit comprises at least one of a power processing circuit, a communication conversion circuit, and a logic calculation processing circuit.

[0013] In one embodiment, the base plate has an opening at the power unit, the power unit including a battery that can be charged and discharged multiple times.

[0014] In one embodiment, the display unit occupies no less than 70% of the screen area in the portable calibration and monitoring equipment for aero-engines.

[0015] Compared with the prior art, the advantages of this utility model are: by integrating the display module, power supply unit, power processing board, communication conversion board, communication interface connector, etc. into a portable device, it is small in size and easy to operate, and can conveniently and reliably perform engine working parameter calibration and monitoring in outdoor scenarios. Attached Figure Description

[0016] To more clearly illustrate the technical solutions of the embodiments of this application, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] Figure 1 This is a schematic diagram of the structure of the portable calibration and monitoring device for aero-engines in an embodiment of this utility model;

[0018] Figure 2 This is a schematic diagram of the portable calibration and monitoring device for aero-engines after the top cover has been removed in an embodiment of this utility model;

[0019] Figure 3 This is an exploded view of the portable calibration and monitoring device for aero-engines in an embodiment of this utility model;

[0020] Figure 4 This is a dimensional diagram of the portable calibration and monitoring device for aircraft engines in an embodiment of this utility model. Detailed Implementation

[0021] The embodiments of this application will now be described in detail with reference to the accompanying drawings.

[0022] The following specific examples illustrate the implementation of this application. Those skilled in the art can easily understand other advantages and effects of this application from the content disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of them. This application can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of this application. It should be noted that, in the absence of conflict, the following embodiments and features in the embodiments can be combined with each other. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0023] It should be noted that the following description covers various aspects of embodiments within the scope of protection of this utility model. It will be apparent that the aspects described herein can be embodied in a wide variety of forms, and any particular structure and / or function described herein is merely illustrative. Based on this application, those skilled in the art will understand that one aspect described herein can be implemented independently of any other aspect, and two or more of these aspects can be combined in various ways. For example, any number and aspects set forth herein can be used to implement the device and / or practice the method. Additionally, this device and / or method can be implemented using structures and / or functionalities other than one or more of the aspects set forth herein.

[0024] It should also be noted that the illustrations provided in the following embodiments are only schematic representations of the basic concept of this application. The drawings only show the components related to this application and are not drawn according to the actual number, shape and size of the components in the actual implementation. In the actual implementation, the form, quantity and proportion of each component can be arbitrarily changed, and the layout of the components may also be more complex.

[0025] Furthermore, specific details are provided in the following description to facilitate a thorough understanding of the examples. However, those skilled in the art will understand that the described aspects can be practiced without these specific details.

[0026] like Figures 1-3 As shown in the figure, this application embodiment provides a portable calibration and monitoring device 100 for aero-engines. This portable calibration and monitoring device 100 is used to efficiently and reliably complete the calibration of aero-engine parameters and data monitoring in outdoor environments. The portable calibration and monitoring device 100 includes a housing, a display module 3, a power supply unit 4, a power processing board, a communication conversion board, and a communication interface connector 6.

[0027] The housing has a bottom plate 2 and a top cover 1 that cooperates with the bottom plate 2 to form a receiving space.

[0028] The top surface of the upper cover 1 has a pre-reserved opening. For example... Figure 1 and Figure 3 As shown, the opening is rectangular and is used to embed the display unit 31 in the display module 3. There is a circular opening on the side of the top cover for fixing the communication connector 6.

[0029] like Figure 3 As shown, the bottom cover 2 is a rectangular flat plate.

[0030] The display module 3 includes a display screen unit 31 embedded in the opening and a processing unit 32 disposed in the receiving space.

[0031] In one embodiment, the display unit 31 can be any one of a resistive touchscreen, a capacitive touchscreen, an ultrasonic touchscreen, and an infrared touchscreen.

[0032] In one embodiment, the processing unit comprises at least one of a power processing circuit, a communication conversion circuit, and a logic calculation processing circuit. The circuits in the processing unit can be integrated into a circuit board to form a processing board. The processing board is provided with connection ports for connecting the power processing unit and the communication conversion board, respectively. The processing board is connected to the power processing board via wires.

[0033] The power supply unit 4 is used to provide power to the display module 3.

[0034] The power processing board is used to convert the power supplied by the power unit 4 and then supply it to the display module 3.

[0035] The communication conversion board has a communication interface for communicating with the aircraft engine controller outside the housing, receives communication signals sent by the aircraft engine controller, and provides them to the display module 3 for display.

[0036] The communication interface connector 6 is fixed in the reserved installation position on the top cover. One end connects to the communication interface of the communication conversion board, and the other end connects to the communication port of the aero-engine controller for transmitting communication signals. The communication interface connector 6 can be a multi-pin aviation plug, with one end connected to the power processing communication board and the other end connected to the communication port of the aero-engine controller. The communication interface connector can be fixed in the reserved installation position on the top cover by a self-locking nut.

[0037] The aforementioned device integrates a display module, power supply unit, power processing board, communication conversion board, and communication interface connectors into a single portable device. Its compact size and ease of operation allow for convenient and reliable calibration and monitoring of engine operating parameters in outdoor environments. The device integrates the power processing module and information conversion module, with the calibration and monitoring host computer software running on the display module. It supports touchscreens and connection to peripherals such as mice and keyboards. Its compact size, portability, and ease of operation enable efficient and reliable calibration and data monitoring of aero-engine parameters in outdoor environments.

[0038] In one embodiment, the communication conversion board is further provided with a power adapter interface for external connection, so as to charge the power unit through an external power source, the power unit including a battery.

[0039] In one embodiment, the power unit includes a series battery pack consisting of rechargeable batteries and a power protection board, which is used to provide charge and discharge protection for the series battery pack.

[0040] A series battery pack can be a series battery pack composed of lithium batteries.

[0041] The power protection board provides charging and discharging protection for series-connected lithium battery packs. When fully charged, it ensures that the voltage difference between individual cells is less than a set value (generally ±20mV), achieving equal charging of all individual cells in the series-connected battery pack and effectively improving the charging effect under series charging mode. At the same time, it detects the overvoltage, undervoltage, overcurrent, short circuit, and overtemperature conditions of each individual cell in the battery pack, protecting and extending the battery's lifespan.

[0042] like Figure 2 and Figure 3 As shown, in one embodiment, the power processing board and the communication conversion board are configured using the same circuit board.

[0043] In one embodiment, at least one supporting copper pillar 7 is provided between the base plate and the top cover.

[0044] The supporting copper pillar 7 is used to connect the upper cover 1 and the bottom cover 2, and to protect the display screen unit 31.

[0045] In one embodiment, the accommodating space is divided into three independent spaces by reinforcing beams: one space accommodates the display module, one space accommodates the battery unit, and one space accommodates the power processing board and the communication conversion board.

[0046] In one embodiment, the base plate has an opening at the power unit, the power unit including a battery capable of multiple charge and discharge cycles.

[0047] In one embodiment, the display unit occupies no less than 70% of the screen area in the portable calibration and monitoring equipment for aero-engines.

[0048] Example 1

[0049] like Figures 1-3 As shown, the portable calibration and monitoring device 100 for aero-engines is used to efficiently and reliably perform aero-engine parameter calibration and data monitoring in outdoor environments. The portable calibration and monitoring device 100 includes a housing, a display module 3, a power supply unit 4, a power processing board, a communication conversion board, and a communication interface connector 6. (See diagram for details.) Figure 4 As shown, the portable calibration and monitoring device 100 for aircraft engines has a length of 238.5 mm and a width of 141 mm.

[0050] The power processing board and the communication conversion board are the same circuit board 5, which can be named the power processing and communication conversion board 5.

[0051] The housing has a bottom plate 2 and a top cover 1 that cooperates with the bottom plate 2 to form a receiving space.

[0052] The top surface of the upper cover 1 has a pre-reserved opening. For example... Figure 1 and Figure 3 As shown, the opening is rectangular and is used to embed the display unit 31 in the display module 3. There is a circular opening on the side of the top cover for fixing the communication connector 6.

[0053] The top cover has internal ribs that divide the accommodating space into three independent compartments: one for the display module, one for the battery unit, and one for the power processing board and the communication conversion board. These three compartments are isolated from each other, which not only further secures the accommodated components but also prevents electromagnetic interference between them.

[0054] like Figure 3 As shown, the bottom cover 2 is a rectangular plate with one bolt hole on each of the four right-angled edges for connecting the bottom cover and the top cover.

[0055] The display module 3 includes a display screen unit 31 embedded in the opening and a processing unit 32 disposed within the receiving space. The display screen unit 31 and the processing unit 32 are packaged as a single unit.

[0056] The display unit 31 is a resistive touchscreen. For example... Figure 4 As shown, the display unit 31 has a length of 148mm and a width of 81mm.

[0057] The processing unit is a rectangular PCB circuit board. The processing board has connection ports for power processing and communication conversion board 5, and the processing board is connected to the power processing and communication conversion board 5 via wires. Each of the four right-angled edges has one bolt hole. Corresponding bolt hole positions are reserved on the inner wall of the top cover at locations corresponding to the display unit 31, allowing the display unit 31 to be fixed to the top cover plate with bolts. The processing board of the display module 3 has power supply and communication connection ports, which are connected to the power processing board via wires.

[0058] The power supply unit 4 provides power to the display module 3, outputting two power lines (positive and negative) that connect to the power processing board. The power supply unit includes a series battery pack composed of rechargeable batteries and a power protection board.

[0059] The power processing board converts and processes the power supplied by the power supply unit 4 before providing it to the display module 3. The communication conversion board has a communication interface for communicating with the external aero-engine controller, receiving communication signals from the aero-engine controller and providing them to the display module 3 for display. The power processing and communication conversion board 5 has four external interfaces. One interface connects to the power supply unit 4, boosting / buckling the power from the power supply unit to the required power range for the electrical load through the corresponding power processing board; one interface connects to an external power adapter interface, charging the power supply unit via an external power source; one interface connects to the display module 3, providing power and communication to the display module; and one interface is a communication interface for connecting to the external environment, used to communicate with the aero-engine controller for calibration and monitoring data. The power processing and communication conversion board is fixed within the isolation space of the upper cover using pre-drilled bolt positioning holes.

[0060] The communication interface connector 6 is fixed in the reserved installation position on the upper cover. One end connects to the communication interface of the power processing and communication conversion board 5, and the other end connects to the communication port of the aero-engine controller for transmitting the communication signal. The communication interface connector 6 can be a multi-pin aviation plug, with one end connected to the power processing communication board and the other end connected to the communication port of the aero-engine controller. The communication interface connector can be fixed in the reserved installation position on the upper cover by a self-locking nut.

[0061] The display module support copper pillar 7 is sandwiched between the upper cover and the bottom cover to connect the upper cover and the bottom cover, and is fixed by bolts.

[0062] The above description is merely a specific embodiment of this application, but the scope of protection of this application is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the scope of the technology disclosed in this application should be included within the scope of protection of this application.

Claims

1. A portable calibration and monitoring device for an aircraft engine, characterized in that, include: The housing has a bottom plate and a top cover that cooperates with the bottom plate to form an accommodating space, and the top surface of the top cover is provided with a reserved opening; The display module includes a display screen unit embedded in the opening and a processing unit disposed within the receiving space; A power supply unit is used to provide power to the display module; A power processing board is used to convert the power supplied by the power unit and then supply it to the display module; The communication conversion board has a communication interface for communicating with the aircraft engine controller outside the housing, receives communication signals sent by the aircraft engine controller, and provides them to the display module for display; The communication interface connector is fixed in the reserved installation position on the top cover. One end is connected to the communication interface of the communication conversion board, and the other end is connected to the communication port of the aero-engine controller for transmitting the communication signal.

2. The portable calibration and monitoring device for aero-engines according to claim 1, characterized in that, The communication conversion board is also provided with a power adapter interface for external connection, so as to charge the power unit through an external power source. The power unit includes a battery.

3. The portable calibration and monitoring device for aero-engines according to claim 2, characterized in that, The power unit includes a series battery pack composed of storage batteries and a power protection board, which is used to protect the series battery pack from charging and discharging.

4. The portable calibration and monitoring device for aero-engines according to claim 1, characterized in that, The power processing board and the communication conversion board are configured using the same circuit board.

5. The portable calibration and monitoring device for aero-engines according to claim 1, characterized in that, At least one supporting copper pillar is provided between the base plate and the top cover. The supporting copper pillars are used to connect the top cover and the bottom cover, and to protect the display unit.

6. The portable calibration and monitoring device for aero-engines according to claim 1, characterized in that, The accommodating space is divided into three independent spaces by reinforcing beams: one space accommodates the display module, one space accommodates the power supply unit, and one space accommodates the power processing board and the communication conversion board.

7. The portable calibration and monitoring device for aero-engines according to claim 1, characterized in that, The display unit is any one of resistive touch screen, capacitive touch screen, ultrasonic touch screen, and infrared touch screen.

8. The portable calibration and monitoring device for aero-engines according to claim 1, characterized in that, The processing unit consists of at least one of a power processing circuit, a communication conversion circuit, and a logic calculation processing circuit.

9. The portable calibration and monitoring device for aero-engines according to claim 1, characterized in that, An opening is provided on the base plate at the power unit, and the power unit includes a rechargeable battery.

10. The portable calibration and monitoring device for aero-engines according to claim 1, characterized in that, The display screen unit accounts for no less than 70% of the screen area in the portable calibration and monitoring equipment for aero-engines.

Images