一种PCB板的安装结构

Abstract

本申请涉及电力电子技术领域，尤其涉及一种PCB板的安装结构。本申请提供的PCB板的安装结构，其包括机柜、安装组件；安装组件包括安装盒、限位件；安装盒内腔为用于容置PCB板的封闭空间；安装盒左侧通过转动连接机构与机柜开口的左侧边转动连接，且其右侧开设有第一开孔，且第一开孔内卡嵌有弹性块；机柜开口的右侧边与限位件连接；限位件包括向左侧延伸的限位面板；限位面板上设有与弹性块相匹配的第二开孔。通过本申请设计，可减少PCB和其他器件受到电磁干扰而失效的风险；在组装接线 / 测试等操作时，方便工作人员频繁开关操作，且可有效避免紧固连接件掉落到机柜里的风险，同时避免人员头部磕碰的风险，保护人员安全和减少经济损失。

Claims

1. A mounting structure of a PCB board, characterized by: It includes a cabinet (1) with an opening and a mounting assembly (2); the mounting assembly (2) includes a mounting box (23) located at the opening and a limiting member (24); the inner cavity of the mounting box (23) is a closed space for accommodating a PCB board; The left side of the mounting box (23) is rotatably connected to the left side of the opening of the cabinet (1) via a rotating connection mechanism (22), and a first opening (2312) is provided on its right side, and an elastic block (234) is embedded in the first opening (2312). The right side of the opening of the cabinet (1) is connected to the limiting member (24); the limiting member (24) includes a limiting panel (242) extending to the left; the limiting panel (242) is provided with a second opening (2421) that matches the elastic block (234) so ​​that when the mounting box (23) is located at the opening, the rear right side surface of the mounting box (23) abuts against the limiting panel (242), and the elastic block (234) is inserted into the second opening (2421).

2. The mounting structure of a PCB board according to claim 1, characterized by: The mounting box (23) is provided with a third fastening connection mechanism on the right side; the right side of the mounting box (23) is detachably and fixedly connected to the limiting panel (242) through the third fastening connection mechanism.

3. The mounting structure of a PCB board according to claim 2, characterized by: The mounting box (23) includes a bottom box (231) with a box opening, a front sealing plate (232), and an elastic block (234); the front sealing plate (232) is used to seal the box opening so that the inner cavity of the bottom box (231) forms a closed space; The bottom box (231) has a barrier plate (2311) extending to the right on the right side, and the barrier plate (2311) has the first opening (2312) so that when the mounting box (23) is located at the opening, the rear surface of the barrier plate (2311) abuts against the limiting panel (242), and the elastic block (234) is inserted into the second opening (2421); The barrier plate (2311) is provided with the third fastening connection mechanism; the barrier plate (2311) is detachably and fixedly connected to the limiting panel (242) through the third fastening connection mechanism.

4. The mounting structure of a PCB board according to any one of claims 1 to 3, characterized by: The area of ​​the first opening (2312) is smaller than the area of ​​the second opening (2421); The elastic block (234) includes a base block (2341); the base block (2341) has an outwardly protruding boss (2342) in the middle, so that the connection between the boss (2342) and the base block (2341) forms a first step structure (2341a). The boss (2342) matches the first opening (2312), and the base (2341) matches the second opening (2421), so that when the mounting box (23) is located at the opening, the boss (2342) is inserted into the first opening (2312), the base (2341) is inserted into the second opening (2421), and one side of the first step structure (2341a) abuts against the mounting box (23).

5. The mounting structure of the PCB board according to claim 4, characterized in that: The outer periphery of the boss block (2342) is provided with an inwardly recessed groove (2342a); the groove (2342a) matches the outer peripheral wall of the first opening (2312) and is adjacent to the first step structure (2341a), so that the boss block (2342) is located in the first opening (2312) and the outer peripheral wall of the first opening (2312) is embedded in the groove (2342a); The base block (2341) is provided with a second step structure (2341b) on its outer periphery, so that when the base block (2341) is located in the second opening (2421), the outer periphery wall of the second opening (2421) and the rear surface of the limiting panel (242) abut against the two surfaces of the second step structure (2341b).

6. The mounting structure of the PCB board according to claim 4, characterized by: A frustum (2343) is provided at one end of the boss block (2342) away from the base block (2341).

7. The mounting structure of a PCB board according to claim 1, characterized by: The limiting member (24) includes a limiting panel (242) and a mounting plate (243) perpendicularly connected to the limiting panel (242), so that the limiting member (24) forms an L-shaped structure; The mounting plate (243) is detachably and fixedly connected to the right side of the opening of the cabinet (1) via a fourth fastening connection mechanism.

8. The mounting structure of the PCB board according to claim 3, characterized in that: The cabinet (1) has a column (21) on the left side of the opening; the mounting box (23) is fixed to the column (21) on the left side by a rotating connection mechanism (22).

9. The mounting structure of the PCB board according to claim 4, characterized in that: The mounting box (23) has a mounting area for mounting the PCB in the middle of its inner cavity, and a wiring channel groove (25) for the wires to pass through is provided on the outer periphery of the mounting area. The rear plate of the mounting box (23) is provided with a wire passage hole (28) for the wire to pass through the inner cavity of the mounting box (23).

10. The mounting structure of the PCB board according to claim 8, characterized by: The column (21) is detachably fastened to the left side of the cabinet (1) through the first fastening connection mechanism; The front sealing plate (232) is detachably and securely connected to the bottom box (231) via a second fastening connection mechanism; The rotating connection mechanism (22) is a hinge; The elastic block (234) is a rubber block.

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