CN206451982U - A kind of muzzle-loading aircraft circuit breaker control panel - Google Patents

Abstract

The utility model provides a front-mounted aircraft circuit breaker control panel, which comprises a light guide plate assembly, mounting screws, clamping plates, quick-release screws, mounting plate assemblies, circuit breakers, PCB assemblies, connectors, support columns and bus bars. Among them, the front end of the circuit breaker is installed through a clamping board and a mounting plate assembly with a limiting function; the rear end of the circuit breaker is inserted into the PCB, and connected to an external connector through a bus bar with a clamping function in the PCB assembly. The utility model has the advantages of: the circuit breaker can be installed from the front, which is convenient for replacement and maintenance; the installation of the circuit breaker and the clamp plate for the limit use common screws, which reduces the time required for disassembly; Functional bus bars are connected to external connectors without using cables, which reduces equipment failures caused by cable damage and reduces equipment weight.

Description

A front-mounted aircraft circuit breaker control panel

technical field

The utility model relates to a device board structure, in particular to a front-mounted aircraft circuit breaker control board.

Background technique

The circuit breaker control panel is one of the components of the aircraft power supply system. As a component of the power distribution system, it provides electric energy for some electrical loads of the aircraft and provides protection for the corresponding power supply lines. The circuit breaker control board is mainly responsible for distributing AC and DC power from the primary switchboard box; when the power supply system fails, the circuit breaker automatically jumps out to protect the power supply line; detects the status of each circuit breaker, and sends the status information of the circuit breaker to the remote power distribution control unit .

In order to maintain the circuit breaker, the traditional circuit breaker control panel needs to design a hinge connection structure, which is complex in structure. Each circuit breaker needs to be installed with a separate nut, which takes a long time to disassemble. The terminal of the circuit breaker is connected to the power distribution target through a long wire, which requires extra weight for the equipment. The wire needs to be turned at the hinge position, which is easy to wear and cause an open circuit failure.

Utility model content

The purpose of the utility model is to provide a front-mounted aircraft circuit breaker control panel, which is used to solve the problems of the existing circuit breaker control panel, such as long time for replacing the circuit breaker, inconvenient replacement, and easy wear and tear of the wires.

In order to achieve the above object, the technical solution of the utility model is:

A front-mounted aircraft circuit breaker control board, including a light guide plate assembly, a card board, a mounting plate assembly, a circuit breaker and a PCB assembly; the card board and the light guide plate assembly are stacked in sequence and installed on the Above the mounting plate assembly, the PCB assembly is installed below the mounting plate assembly through the second mounting screws and support columns; the mounting plate assembly is provided with a limiting groove, and the clamping plate corresponds to the The position of the limiting groove is provided with a clamping hole, and the front end of the circuit breaker is clamped through the limiting groove and the clamping hole; the PCB assembly is provided with a connector and a bus bar, and one end of the bus bar is connected to the clamping hole. The connector is connected, and the other end is provided with a clamping structure, and the rear end of the circuit breaker is inserted into the clamping structure to achieve clamping; the mounting plate assembly is equipped with quick-release screws for quick installation of the front mounting Aircraft Circuit Breaker Control Panel.

Further, the PCB assembly is provided with an interface, the rear end of the circuit breaker is inserted into the interface, and is clamped by the clamping structure.

Further, the clamping structure includes an elastic ring, and a notch is provided on the elastic ring to realize the elastic change of its diameter.

Further, two quick-release screws are provided on both sides of the mounting plate assembly.

Further, the light guide plate assembly is correspondingly provided with a character mark for indicating the function of the circuit breaker.

Furthermore, multiple sets of bus bars are provided on the PCB assembly, one end of the bus bar is connected to the pins of the connector, and the other end is provided with a clamping structure, and the circuit breaker can be switched on after being inserted.

Further, the bus bar includes a power bus bar and a signal bus bar, and the corresponding power paths and signal paths are respectively connected to different modules of the connector, so as to ensure that the signal paths are not interfered by the power paths.

Compared with the prior art, the advantages and beneficial effects of the technical solution described in the utility model are: the installation of the circuit breaker from the front is realized, which is convenient for replacement and maintenance; Tight, reducing the time required for disassembly and assembly, the circuit breaker is connected to the connector through the bus bar with clamping function in the PCB assembly, no need to use cables, reducing equipment failures caused by cable damage, and can also save a lot of connecting cables additional weight required.

Description of drawings

Fig. 1 is the overall structure schematic diagram of an embodiment of the front-mounted aircraft circuit breaker control board described in the utility model;

Fig. 2 is a schematic structural view of an embodiment of the front-mounted aircraft circuit breaker control panel described in the present invention;

Fig. 3 is a schematic diagram of the installation structure of the circuit breaker and PCB assembly in one embodiment of the front-mounted aircraft circuit breaker control panel described in the present invention;

Fig. 4 is a schematic diagram of the back structure of the PCB assembly in an embodiment of the front-mounted aircraft circuit breaker control panel described in the present invention;

Fig. 5 is a schematic diagram of the clamping structure of the bus bar in an embodiment of the front-mounted aircraft circuit breaker control panel of the present invention.

Reference signs:

M-front-mounted aircraft circuit breaker control board, 1-light guide plate assembly, 2-first mounting screw, 3-clamp plate, 4-quick release screw, 5-installation plate assembly, 6-circuit breaker, 7-PCB assembly , 8-connector, 9-support column, 10-bus bar, 101-clamping structure.

detailed description

Fig. 1 is a schematic diagram of the overall structure of an embodiment of the front-mounted aircraft circuit breaker control panel described in the utility model; Fig. 2 is a structural schematic diagram of an embodiment of the front-mounted aircraft circuit breaker control panel described in the utility model ; Figure 3 is a schematic diagram of the installation structure of the circuit breaker and PCB assembly in an embodiment of the front-mounted aircraft circuit breaker control panel described in the utility model; Figure 4 is a control panel for the front-mounted aircraft circuit breaker described in the utility model A schematic diagram of the back structure of the PCB assembly in an embodiment of the board; FIG. 5 is a schematic diagram of the clamping structure of the bus bar in an embodiment of the front-mounted aircraft circuit breaker control board of the present invention.

Referring to Figures 1-3, a front-mounted aircraft circuit breaker control board includes a light guide plate assembly 1, a card board 3, a mounting plate assembly 5, a circuit breaker 6 and a PCB assembly 7; the card board 3 and the light guide plate Components 1 are stacked sequentially and installed above the mounting plate assembly 5 through the first mounting screws 2, and the PCB assembly 7 is installed below the mounting plate assembly 5 through the second mounting screws and support columns 9; The mounting plate assembly 5 is provided with a limiting groove, and the clamping plate 3 is provided with a clamping hole corresponding to the position of the limiting groove, and the front end of the circuit breaker 6 is clamped through the limiting groove and the clamping hole. The PCB assembly 7 is provided with a connector 8 and a bus bar 10, one end of the bus bar 10 communicates with the connector 8, and the other end is provided with a clamping structure 101, and the rear end of the circuit breaker 6 is inserted into the The clamping structure 101 realizes clamping; the mounting plate assembly 5 is provided with quick-release screws 4 for quickly installing the control panel M of the front-mounted aircraft circuit breaker.

In one embodiment, a front-mounted aircraft circuit breaker board structure includes a light guide plate assembly 1, a light guide plate mounting screw 2 (the first mounting screw), a clamping plate 3, a quick release screw 4, a mounting plate assembly 5, a circuit breaker device 6, PCB assembly 7, connector 8, support column 9 and bus bar 10. Among them, each circuit breaker 6 does not need a separate mounting nut, but is installed through the clamping plate 3 and the mounting plate assembly 5 with a limiting function; the rear end of the circuit breaker 6 is inserted into the PCB assembly 7 for connection, and the PCB assembly 7 The bus bar 10 is directly connected to the pins of the external connector 8. The bus bar 10 in the PCB assembly 7 is provided with a clamping structure 101. After the circuit breaker 6 is inserted, it is automatically clamped to realize circuit connection.

In a specific embodiment, a front-mounted aircraft circuit breaker board structure includes a light guide plate assembly 1, a light guide plate mounting screw 2, a clamping plate 3, a quick release screw 4, a mounting plate assembly 5, a circuit breaker 6, and a PCB assembly 7. Connector 8, support column 9 and bus bar 10; the product is installed on the bracket at the corresponding position of the aircraft through the quick release screw 4 on the mounting plate assembly 5; the light guide plate assembly 1 is at the front end, and there are different Characters indicate the function of each circuit breaker 6, and its lighting function can indicate the position of each circuit breaker for the pilot in the case of insufficient light conditions. The mounting plate assembly 5 is provided with a limit slot for the circuit breaker 6; the front ends of multiple circuit breakers 6 are clamped together by the clamp plate 3 and the mounting plate assembly 5, and each circuit breaker 6 does not need to be installed with a special nut alone; the clamp plate 3 The mounting screw 2 is shared with the light guide plate assembly 1, and both are fixed on the mounting plate assembly 5 together; the PCB board assembly 7 is fixed on the mounting board assembly 5 through mounting screws and support columns 9, and the connector 8 and the PCB board assembly 7 share support column 9; the rear end of the circuit breaker 6 is directly inserted into the PCB assembly 7 to realize the electrical connection of the main contact and the auxiliary contact; the PCB assembly is provided with multiple sets of bus bars 10, and one end of the bus bar 10 is directly connected to the pins of the connector 8, The other end is provided with a clamping structure 101, and the circuit breaker 6 can be connected immediately after being inserted.

In a specific application embodiment, the utility model is installed on the fixed bracket through the quick-release screw 4, and the device can start to work only by connecting the connector 8. When the product needs to be replaced, it is only necessary to unscrew four 1/4 quick-release screws 4, disconnect the connector 8, and replace the same product. The quick release screw 4 and the connector 8 are disconnected.

In another application embodiment, when a certain circuit breaker in the control board fails and needs to be replaced, only a few fastening screws of the light guide plate assembly 1 are removed to expose the clamping plate 3, and the clamping plate is removed. The target circuit breaker that needs to be replaced can be replaced. The fastening screws of the light guide plate assembly 1 have anti-falling measures, so there is no need to worry about being lost. After replacement, simple reverse operation can restore the product status.

In an application embodiment, both the power bus bar and the signal channel of the auxiliary contact of the circuit breaker can be arranged inside the PCB assembly. The signal channel and the power channel can be connected to different modules of the connector to ensure that the signal channel is not affected by power. Path interference. The upstream control terminal can judge the state of the circuit breaker through the signal of the auxiliary contact.

Specifically, the front end of the circuit breaker is installed through a clamping plate and a mounting plate assembly with a limiting function; the rear end of the circuit breaker is inserted into the PCB, and connected to an external connector through a bus bar with a clamping function in the PCB assembly. This technical feature enables the circuit breaker to be installed from the front, which is convenient for replacement and maintenance. The installation of the circuit breaker and the clamping plate for the limit use a common screw, which reduces the time required for disassembly. The bar is connected to the external connector without the use of cables, which reduces equipment failures caused by cable damage and reduces equipment weight.

It should be noted that, in the application of the technical solution described in the utility model, the workload and working time of the prior art are greatly reduced, and the amount of screws is greatly reduced through the design of the multi-level buckle. , which is advantageous in terms of specific disassembly and maintenance.

The specific embodiments of the present invention have been described in detail above, but they are only examples, and the present invention is not limited to the specific embodiments described above. For those skilled in the art, any equivalent modifications and substitutions to the utility model are also within the scope of the utility model. Therefore, all equivalent transformations and modifications made without departing from the spirit and scope of the present invention shall fall within the scope of the present invention.

Claims (7)

1. a kind of muzzle-loading aircraft circuit breaker control panel, it is characterised in that including light guide plate assembly, clamp, board component is installed, it is disconnected Road device and PCB components；The clamp and the light guide plate assembly are sequentially overlapped and are installed in the peace by the first mounting screw The top of board component is filled, the PCB components are installed in the lower section of the installation board component by the second mounting screw and support column； The installation board component is provided with the position for corresponding to the stopper slot on stopper slot, the clamp provided with hole clipping, the open circuit The front end of device clamping is realized by the stopper slot and hole clipping；The PCB components are provided with connector and busbar, described to conflux Bar one end is connected with the connector, and the other end is provided with clamping structure, and the clamping structure reality is inserted in the rear end of the breaker Existing clamping；Quick-release screw is equiped with the installation board component, for muzzle-loading aircraft circuit breaker control panel described in Fast Installation.

2. muzzle-loading aircraft circuit breaker control panel according to claim 1, it is characterised in that the PCB components are provided with The interface is inserted in interface, the rear end of the breaker, and passes through the clamping structure clamping.

3. muzzle-loading aircraft circuit breaker control panel according to claim 1, it is characterised in that the clamping structure includes bullet Property ring, the elastic ring be provided with breach, realize the Flexible change of its diameter.

4. muzzle-loading aircraft circuit breaker control panel according to claim 1, it is characterised in that the two of the installation board component Side is respectively provided with two quick-release screws.

5. muzzle-loading aircraft circuit breaker control panel according to claim 1, it is characterised in that on described light guide plate assembly Character label is correspondingly provided with, the function for indicating breaker.

6. muzzle-loading aircraft circuit breaker control panel according to claim 1, it is characterised in that the PCB components are provided with Multigroup busbar, one end of the busbar connects the stitch of connector, and the other end is provided with clamping structure, the breaker insertion It can connect.

7. muzzle-loading aircraft circuit breaker control panel according to claim 1, it is characterised in that the busbar includes electric power Busbar and signal busbar, corresponding power path and signal path are respectively communicated with the disparate modules of connector, to protect Card signal path is not disturbed by power path.