CN219247094U

CN219247094U - Vehicle-mounted mobile anti-vibration PDU

Info

Publication number: CN219247094U
Application number: CN202320805054.XU
Authority: CN
Inventors: 胡冬冬
Original assignee: Anhui Youlian Electric Power Electronic Engineering Co ltd
Current assignee: Anhui Youlian Electric Power Electronic Engineering Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-06-23
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a vehicle-mounted mobile vibration-resistant PDU, which comprises a main shell, wherein the lower end of the main shell is not closed and is provided with a matched bottom sealing plate, a circuit board is also arranged in the main shell, a main line is electrically connected to the circuit board, and the main line penetrates through the main shell and extends to the outer side of the main shell; the utility model discloses a damping device, including main casing, circuit board, socket, locating flange, shock pad, locating flange assorted locating hole has been seted up to main casing upper end, and the socket all is equipped with assorted plug with circuit board electric connection in the socket outside, the socket outside all is equipped with locating flange, has laid the shock pad in the locating hole. The utility model has reasonable design and compact structure, effectively improves the shock resistance of the vehicle-mounted PDU, effectively avoids the looseness of the connection of the socket and the plug, ensures the stability of PDU use, effectively improves the shock resistance of the circuit board, and effectively avoids the possible damage of the circuit board caused by shock.

Description

Vehicle-mounted mobile anti-vibration PDU

Technical Field

The utility model relates to the technical field of power distribution units, in particular to a vehicle-mounted mobile anti-vibration PDU.

Background

The PDU (Power Distribution Unit), namely a power distribution socket for a cabinet, has a wide application field at present, is used as a power supply and distribution device matched with a plurality of electrical devices, is generally used in a fixed place due to the self structure and strength, and cannot meet the requirements when being used in a vehicle-mounted mobile environment.

The existing PDU is in a vehicle-mounted mobile environment, the PDU socket and the plug are loosened due to strong or frequent vibration in the vehicle-mounted mobile environment, the stability of the PDU is affected, the vibration resistance is poor, and even the circuit board inside the PDU is damaged due to vibration.

Disclosure of Invention

The utility model aims to solve the defects that in the prior art, the connection of a PDU socket and a plug is loosened due to stronger or frequent vibration of a vehicle-mounted mobile environment, the stability of PDU use is affected, the vibration resistance is poor, and even the circuit board inside the PDU is damaged due to vibration.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the vehicle-mounted mobile vibration-resistant PDU comprises a main shell, wherein the lower end of the main shell is not closed and is provided with a matched bottom sealing plate, a circuit board is further arranged in the main shell, a main line is electrically connected to the circuit board, and the main line penetrates through the main shell and extends to the outer side of the main shell;

the utility model discloses a damping device, including main casing, circuit board, socket, locating flange, shock pad, locating flange assorted locating hole has been seted up to main casing upper end, and the socket all is equipped with assorted plug with circuit board electric connection in the socket outside, the socket outside all is equipped with locating flange, has laid the shock pad in the locating hole.

Preferably, the bottom sealing plate is mounted at the bottom of the main shell through a plurality of screws, and spring gaskets can be sleeved on the screws.

Preferably, a plurality of corresponding mounting holes are formed in the positioning flanges and the positioning holes.

Preferably, a plurality of the sockets may be aviation sockets, and a plurality of plugs may be corresponding aviation plugs.

Preferably, a plurality of damping springs are connected between the circuit board and the inner top wall of the main shell.

More preferably, a plurality of damping springs are further provided with dampers, and the dampers are all arranged on the inner top wall of the main shell.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the socket is limited in the horizontal direction by matching the positioning flange and the positioning hole, so that the socket is prevented from shaking, and the vibration of the socket in the vertical direction is buffered and damped by matching the damping pad, so that the damping capacity of the socket is effectively improved, and the use stability of the vehicle-mounted PDU is ensured;

2. according to the utility model, the circuit board is buffered and damped through the cooperation of the damping spring and the damper, so that looseness of wire connection or looseness of elements on the circuit board caused by frequent or severe vibration of the circuit board can be effectively avoided, the stability of PDU use is further improved, and the use effect of the vehicle-mounted PDU is improved.

The utility model has reasonable design and compact structure, effectively improves the shock resistance of the vehicle-mounted PDU, effectively avoids the looseness of the connection of the socket and the plug, ensures the stability of PDU use, effectively improves the shock resistance of the circuit board, and effectively avoids the possible damage of the circuit board caused by shock.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the present utility model;

FIG. 3 is a schematic view of the bottom structure of the present utility model;

fig. 4 is a schematic view of the internal structure of the present utility model.

In the figure: the main casing 1, the main line 101, the positioning hole 102, the bottom sealing plate 2, the circuit board 3, the socket 4, the positioning flange 41, the mounting hole 411, the shock pad 5, the plug 6, the shock absorbing spring 7 and the damper 71.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

Referring to fig. 1-4, a vehicle-mounted mobile anti-vibration PDU comprises a main casing 1, wherein the lower end of the main casing 1 is not closed and is provided with a matched bottom sealing plate 2, a circuit board 3 is further arranged in the main casing 1, a main line 101 is electrically connected to the circuit board 3, the main line 101 penetrates through the main casing 1 and extends to the outer side of the main casing 1, the main line 101 is convenient for the connection and use of the PDU, and the bottom sealing plate 2 is matched with the main line 101 to facilitate the installation and maintenance of the PDU.

The utility model discloses a socket, including main casing 1, socket, positioning flange 41,

socket

4, 4 electric connection of socket, 4 outside all is equipped with

assorted plug

6, 4 outsides of socket all are equipped with positioning flange 41, main casing 1 upper end seted up with positioning flange 41 assorted locating hole 102, through the cooperation of locating hole 102 and positioning flange 41, improve the stability to socket 4 installation, spacing socket 4 on the horizontal plane, guarantee the antidetonation effect, lay shock pad 5 in the locating hole 102, shock attenuation is carried out socket 4 in the vertical direction, improves socket 4's antidetonation effect.

When this antidetonation PDU installs, fix a position socket 4 through flange 41, cooperate shock pad 5 to carry out shock attenuation buffering to socket 4 simultaneously, effectually avoided the vibration on the vibration of socket 4 on rocking and the perpendicular in the horizontal plane, effectually guaranteed PDU's shock resistance, guaranteed the stability that socket 4 and plug 6 are connected, the stability that the on-vehicle PDU that removes that has improved to a great extent has improved the antidetonation effect of on-vehicle removal PDU, has guaranteed the stability that on-vehicle removal PDU used.

In this embodiment, as shown in fig. 2, the bottom sealing plate 2 is installed at the bottom of the main casing 1 through a plurality of screws, and the screws can be sleeved with spring gaskets, so that the stability of the installation of the bottom sealing plate 2 is ensured, the screws are prevented from loosening by matching with the spring gaskets, and the shock resistance of the PDU is improved.

In this embodiment, as shown in fig. 1 and 2, a plurality of corresponding mounting holes 411 are formed on the positioning flange 41 and the positioning hole 102, so that the positioning flange 41 is convenient to mount, and meanwhile, the shock resistance of the socket 4 is ensured.

In this embodiment, as shown in fig. 1-4, a plurality of the sockets 4 may be aviation sockets, and a plurality of the plugs 6 may be corresponding aviation plugs, so as to ensure stable connection between the sockets 4 and the plugs 6, avoid separation of the plugs 6 due to vibration, and improve shock resistance of the PDU.

In this embodiment, as shown in fig. 1-4, a plurality of damping springs 7 are connected between the circuit board 3 and the inner top wall of the main housing 1 to damp the circuit board 3, so as to avoid unstable connection of the circuit board 3 and even falling of elements on the circuit board 3 caused by too frequent and strong vibration, and ensure the shock resistance of the PDU.

In this embodiment, as shown in fig. 1-4, a plurality of damper springs 7 are further provided with dampers 71, and the dampers 71 are all mounted on the inner top wall of the main housing 1, so that when the damper springs 7 are used for damping, the energy of the damper springs 7 is consumed by the dampers 71, thereby avoiding the reciprocating vibration of the damper springs 7 and improving the damping and buffering capacity of the circuit board 3.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The vehicle-mounted mobile vibration-resistant PDU comprises a main shell (1) and is characterized in that the lower end of the main shell (1) is not closed and is provided with a matched bottom sealing plate (2), a circuit board (3) is further arranged in the main shell (1), a main line (101) is electrically connected to the circuit board (3), and the main line (101) penetrates through the main shell (1) and extends to the outer side of the main shell (1);

a plurality of sockets (4) are installed to main casing (1) upper end, and socket (4) all with circuit board (3) electric connection, socket (4) outside all is equipped with assorted plug (6), and socket (4) outside all is equipped with positioning flange (41), and main casing (1) upper end has seted up locating hole (102) with positioning flange (41) assorted, has laid shock pad (5) in locating hole (102).

2. A vehicle mobile shock-resistant PDU as claimed in claim 1, wherein the bottom closing plate (2) is mounted to the bottom of the main housing (1) by a plurality of screws, and spring washers are sleeved on the screws.

3. The vehicle-mounted mobile vibration-resistant PDU as claimed in claim 1, wherein a plurality of corresponding mounting holes (411) are formed in each of the positioning flange (41) and the positioning hole (102).

4. An in-vehicle mobile anti-vibration PDU according to claim 1, wherein a plurality of said sockets (4) may be aviation sockets and a plurality of plugs (6) may be corresponding aviation plugs.

5. The vehicle-mounted mobile vibration-resistant PDU according to claim 1, wherein a plurality of damping springs (7) are connected between the circuit board (3) and the inner top wall of the main housing (1).

6. The vehicle-mounted mobile anti-vibration PDU according to claim 5, wherein a plurality of damper springs (7) are further provided with dampers (71), and the dampers (71) are mounted on the inner top wall of the main housing (1).