上下连接锁及显示屏

Abstract

本实用新型实施例提供一种上下连接锁及显示屏，显示屏具有框架，上下连接锁包括相互配合锁定或者解锁的锁头、锁定组，以及锁杆，框架的上下两侧的其中一个侧框上朝向框架外的面上间隔设有至少两个锁头，锁杆可转动设置于另一个侧框上，具有第一角度位与第二角度位，多个锁定组与锁头一一对应可滑动设置于锁杆上，具有锁定位与解锁位。锁杆位于第一角度位，锁定组位于锁定位，与锁头锁定，锁杆位于第二角度位，锁定组位于解锁位，与锁头解锁。通过旋转锁杆使得锁杆从第一角度位与第二角度位之间切换，能够驱动位于锁杆上的所有锁定组在锁定位与解锁位之间切换，以实现相邻两个上下显示屏解锁或者锁定，一次性即可实现锁定或者解锁，操作简单方便。

Claims

1. A top and bottom connecting lock, characterized in that, The display screen has a frame, and the upper and lower connecting locks include: Locks, locking assemblies, and locking levers that work together to lock or unlock; At least two lock heads are provided at intervals on one of the side frames on the upper and lower sides of the frame facing outwards. The locking rod is rotatably mounted on another side frame and has a first angle position and a second angle position. Multiple locking groups and lock heads are slidably mounted on the locking rod and have a locking position and an unlocking position, respectively. The locking rod is located at the first angle position, and the locking group is located at the locking position, locking with the lock head; The locking lever is located at the second angle position, and the locking group is located at the unlock position, thus unlocking the lock head.

2. The upper and lower connecting lock according to claim 1, characterized in that, There are two lock heads, which are located at opposite ends of the side frame. The locking assembly is provided at both ends of the locking rod.

3. The up and down connection lock according to claim 1, wherein The locking group includes: The sliding rod and the locking rod are each connected to a sliding rod at both ends, and the two sliding rods are provided with grooves that are inclined in a direction away from the locking rod; and The locking block has a through movable hole through which the sliding rod passes and can slide along the movable hole. The locking block is provided with a locking groove, and the lock head can be accommodated in the locking groove and can move along the locking groove to engage with the locking groove. The sliding pin has one end set on the wall of the moving hole, and the other end can be slidably set in the sliding groove.

4. The up and down connection lock according to claim 3, wherein The chute includes a moving groove and a tensioning groove connected in sequence; The movable groove is inclined along the axial direction of the sliding rod, and the tensioning groove is arranged along the circumference of the sliding rod; The radial dimension of the movable hole along the width of the frame is greater than the diameter of the movable hole.

5. The up and down connection lock according to claim 4, wherein The sliding rod includes a connecting part, a sliding part, and a limiting part connected in sequence, wherein the connecting part is connected to the end of the locking rod, and the sliding groove is provided on the sliding part; The diameter of the connecting part is larger than the diameter of the sliding part, and the diameter of the sliding part is larger than the diameter of the limiting part.

6. The up and down connection lock according to claim 5, wherein The axes of the limiting part and the connecting part are coaxial with the axis of the locking rod, and the axis of the sliding part is spaced apart from the axis of the locking rod.

7. The up and down connection lock according to claim 4, wherein The locking group also includes: The first bearing is sleeved on the connecting part, and its outer periphery abuts against the side frame; and The second bearing is sleeved on the limiting part, and its outer periphery abuts against the side frame.

8. The up and down connection lock according to claim 3, wherein The lock slot includes: Interconnected receiving slots and snap-fit ​​slots; One end of the lock head is inserted into the side frame, and the other end includes a snap-fit ​​section and a free end, wherein the diameter of the free end is larger than the diameter of the snap-fit ​​section; The diameter of the snap-fit ​​groove is greater than the diameter of the free end. The diameter of the end of the snap-fit ​​groove near the moving hole is greater than or equal to the diameter of the free end. The diameter of the end of the snap-fit ​​groove away from the moving hole is less than the diameter of the free end but greater than the diameter of the snap-fit ​​segment.

9. The up and down connecting lock according to any one of claims 1 to 8, characterized in that, The locking lever includes: The rod body, wherein the locking assemblies are provided at both ends of the rod body; and A handle is located in the center of the rod.

10. A display screen, characterized by include: frame; as well as The upper and lower connecting lock as described in any one of claims 1 to 9.

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