Highly integrated power distribution device with stacked layout design

Abstract

The utility model provides a highly integrated power distribution device with a stacking layout design, which comprises a box body and electric connectors, and is characterized by comprising a support, bus bars, binding posts, a first layer of components, a second layer of components and a third layer of components, a plurality of electric connectors are arranged on a front panel of the box body, a plurality of binding posts are arranged on a cover plate of the box body, and the first layer of components and the second layer of components are arranged on the support. The support is fixed in the box body through a box body panel, the plurality of bus bars are connected to corresponding binding posts or electric connectors, the first layer of components are installed on a bottom plate of the box body, the third layer of components are installed on the top layer in the box body through the support, and the second layer of components are installed between the first layer of components and the third layer of components through the support; the used components meet the requirements of airborne electronic equipment; and by adopting the stacking layout design, the utilization rate of the internal space of the product can be improved, a good electric connection relation can be realized among the layers, and good stability, high integration level, small size and light weight are realized.

Description

TECHNICAL FIELD

[0001] The utility model belongs to power distribution technical field, especially relates to a high integration power distribution device of stacking layout design. BACKGROUND

[0002] With the continuous increase of electronic components and electronic product power density, the function is more and more complex, and the product integration degree is increasing, and the weight of airborne electronic equipment also increases. However, the internal space and overall weight of the aircraft are limited requirements, which leads to very harsh requirements for the weight of the avionics equipment, and the airborne electronic equipment needs to be miniaturized, which not only meets the normal functional performance requirements of the product, but also achieves the lightweight of the weight. Due to the high requirements of circuit function and the irreplaceability of components, the structure form and internal layout structure of airborne electronic equipment are particularly important.

[0003] The Chinese patent with patent No. CN210807849U discloses an integrated assembly device, which optimizes the intelligent power distribution module and the relay box, reduces the occupied space of the two in the engine compartment, and shortens the wire harness length between the two, so that the overall structure is more compact.

[0004] However, the integrated assembly device has the following problems:

[0005] ① The internal components cannot meet the requirements of the aircraft electronic equipment;

[0006] ② The device gravity is not laid out, which cannot cope with the harsh mechanical environment. INVENTION CONTENT

[0007] To solve the above problems, the utility model provides a high integration power distribution device of stacking layout design, which comprises a box body and an electric connector, characterized by comprising a support, a bus bar, a wiring column, a first layer component, a second layer component and a third layer component. A plurality of electric connectors are installed on the front panel of the box body, and a plurality of wiring columns are installed on the cover plate of the box body. The support is fixed in the box body through the box body panel. A plurality of bus bars are connected to the corresponding wiring columns or electric connectors. The first layer component is installed on the bottom plate of the box body. The third layer component is installed on the top layer of the box body through the support. The second layer component is installed between the first layer component and the third layer component through the support.

[0008] Further, the first layer component comprises a contactor, a relay and a printed board assembly, and the contactor is installed in the middle part of the box body bottom plate.

[0009] Further, the second layer component comprises a contactor.

[0010] Further, the third layer component comprises a fuse.

[0011] Further, the fixed seat is installed on the box panel; the plurality of bus bars are respectively installed on the support and the fixed seat.

[0012] Further, the diode is installed on the back panel of the box.

[0013] Further, the sensor is installed on the panel of the box, and the electric connector and the sensor are installed at the same height with the connected components.

[0014] Further, the support and all the panels of the box are provided with reinforcing ribs and weight-reducing grooves.

[0015] Further, the cover plate of the box is provided with a protective cover at the terminal post.

[0016] Further, the back panel of the box is provided with heat dissipation teeth, the bottom plate is provided with mounting ears, and the front panel is provided with a handle.

[0017] The utility model has the following beneficial effects:

[0018] 1) The components of the utility model meet the increasingly complex electronic equipment of the airplane;

[0019] 2) The stacking layout design of the utility model is compact in layout, high in space utilization and light in weight, avoids the waste of the internal top space of the traditional power distribution device, and has good and wide adaptability, and the structure can be adjusted according to the characteristics, types and quantity of the internal components;

[0020] 3) The stacking layout design of the utility model is good in structural stability, high in coincidence degree of the center of gravity and the centroid position, and can cope with the harsh mechanical environment. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the external structure schematic diagram of the embodiment of the utility model;

[0022] Figure 2 It is the upper view of the embodiment of the utility model;

[0023] Figure 3 It is the internal structure schematic diagram of the embodiment of the utility model;

[0024] Figure 4 It is the first layer layout structure schematic diagram of the embodiment of the utility model;

[0025] Figure 5 It is the second layer layout structure schematic diagram of the embodiment of the utility model;

[0026] Figure 6 It is the third layer layout structure schematic diagram of the embodiment of the utility model;

[0027] Figure 7 Figure 1 is a schematic diagram of a support structure according to an embodiment of the present application;

[0028] Figure 1 is a schematic diagram of a support structure according to an embodiment of the present application; DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0030] Embodiment 1

[0031] Referring to Figures 1-6 The present application provides a technical solution: a high-integration power distribution device with a stacked layout design, comprising a box body 1 and an electrical connector 2, characterized in that it comprises a support 4, a bus bar 5, a wiring post 3, a first layer of components, a second layer of components and a third layer of components, a plurality of electrical connectors 2 are installed on the front panel of the box body 1, a plurality of wiring posts 3 are installed on the cover plate of the box body 1, the support 4 is fixed inside the box body 1 through the panel of the box body 1, a plurality of bus bars 5 are connected to corresponding wiring posts 3 or electrical connectors 2, the first layer of components is installed on the bottom plate of the box body 1, the third layer of components is installed on the top layer inside the box body through the support 4, and the second layer of components is installed between the first layer of components and the third layer of components through the support. A reasonable support 5 is designed according to the types and quantities of the components, and a wiring channel is left, and the connection between the components and the high-power input and output are all achieved by lapping with the wiring post assembly on the third layer.

[0032] Further, the first layer of components comprises a contactor 6, a relay 7 and a printed board assembly 8, and the contactor 6 is installed in the middle of the bottom plate of the box body 1. Large components are arranged on the first layer, and the relays 7, sensors 10 and other accessories connected thereto are evenly distributed, the center of gravity coincides with the centroid position, and the stability is good.

[0033] Further, the second layer of components comprises a contactor 6.

[0034] Further, the third layer of components comprises a fuse 11. The third layer is at the top space, and small components are installed through the support. The three layers of components follow the rule of decreasing weight layer by layer, which is beneficial to stability.

[0035] Further, the fixed seat 13 is installed on the panel of the box 1, and the plurality of bus bars 5 are respectively installed on the support 4 and the fixed seat 13. The bus bars 5 and the wires are fixed and bundled by the support.

[0036] Further, the diode 9 is installed on the back panel of the box 1, and the back panel of the box 1 is provided with the heat dissipation tooth 16. The high-power diode 9 needs to meet the heat dissipation requirement, and the heat dissipation tooth is arranged on the back panel where the diode is installed.

[0037] Further, the sensor 10 is installed on the panel of the box 1, and the electric connector 2 and the sensor 10 are installed at the same height with the connected components, so that the wiring connection is facilitated.

[0038] Further, the cover plate of the box 1 is provided with the protective cover 15 at the terminal post 3.

[0039] Further, the bottom plate of the box 1 is provided with the mounting lug 17, and the front panel is provided with the handle 18.

[0040] Please refer to Figure 7 The support 4 and all the panels of the box 1 are provided with the reinforcing rib and the lightening groove 14, so that the good mechanical property of the product is met, the lightening purpose is achieved, and the interference design is avoided.

[0041] The components of the utility model meet the requirement of the airborne electronic equipment, the utility model adopts the stacking layout design, the internal space utilization rate of the product can be improved, the good electric connection relationship between the layers can be realized, the stability is good, the integration degree is high, the volume is small, and the light weight is realized.

[0042] The above disclosure is only the specific embodiment of the utility model, but the utility model is not limited to this, and any change that can be thought of by any person skilled in the art should fall into the protection scope of the utility model.

Claims

1. A highly integrated power distribution device of a stacked layout design comprising a box (1) and an electrical connector (2), characterized in that, The box (1) comprises a bracket (4), a busbar (5), a terminal post (3), a first layer of components, a second layer of components and a third layer of components, wherein a plurality of electrical connectors (2) are installed on the front panel of the box (1), a plurality of terminal posts (3) are installed on the cover plate of the box (1), the bracket (4) is fixed inside the box (1) through the panel of the box (1), a plurality of busbars (5) are connected to corresponding terminal posts (3) or electrical connectors (2), the first layer of components is installed on the bottom plate of the box (1), the third layer of components is installed on the top layer inside the box through the bracket (4), and the second layer of components is installed between the first layer of components and the third layer of components through the bracket.

2. The stacked layout designed high integration power distribution unit of claim 1, wherein, The first layer of components comprises a contactor (6), a relay (7) and a printed board assembly (8), and the contactor (6) is installed in the middle of the bottom plate of the box (1).

3. The stacked layout designed high integration power distribution unit of claim 1, wherein, The second layer of components comprises a contactor (6).

4. The stacked layout designed high integration power distribution unit of claim 1, wherein, The third layer of components comprises a fuse (11).

5. The stacked layout designed high integration power distribution unit of claim 1, wherein, Further comprising a fixing seat (13) installed on the panel of the box (1), and the plurality of busbars (5) are respectively installed on the bracket (4) and the fixing seat (13).

6. The stacked layout designed high integration power distribution unit of claim 1, wherein, Further comprising a diode (9) installed on the back panel of the box (1).

7. The stacked layout designed high integration power distribution unit of claim 1, wherein, Further comprising a sensor (10) installed on the panel of the box (1), and the electrical connector (2) and the sensor (10) are installed at the same height with the connected components.

8. The stacked layout designed high integration power distribution unit of claim 1, wherein, The bracket (4) and all panels of the box (1) are provided with reinforcing ribs and lightening grooves (14).

9. The stacked layout designed high integration power distribution unit of claim 1, wherein, The cover plate of the box (1) is provided with a protective cover (15) at the terminal post (3).

10. The stacked layout designed high integration power distribution unit of claim 1, wherein, The back panel of the box (1) is provided with heat dissipation teeth (16), the bottom plate is provided with mounting ears (17), and the front panel is provided with a handle (18).

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