相机镜头锁止机构及应用相机镜头锁止机构的相机装置

Abstract

本实用新型提供了一种相机镜头锁止机构及应用相机镜头锁止机构的相机装置，该机构包括：基体为中空框体，其具有一进口，中空框体上设置有镜头组件且镜头组件的镜头朝向进口，进口处设置有第一锥面；锁箍套设于镜头组件上，其具有与第一锥面相匹配的第二锥面，用于抱紧或释放镜头组件；第一弹性件设置于基体与锁箍之间，用于提供驱使锁箍远离基体的释放力；第二弹性件设置于锁箍与施压部件之间，用于提供驱使锁箍向基体移动的锁紧力；施压部件穿过锁箍和第一弹性件与基体固定连接，向第二弹性件、锁箍、第一弹性件施压；操作部件设置于基体上，用于克服第二弹性件的锁紧力，驱动锁箍向远离基体方向移动。本实用新型锁止可靠，释放快捷，稳定。

Claims

1. A camera lens locking mechanism, characterized in that, include: The components include a base, a locking clamp, a first elastic element, a second elastic element, a pressure-applying component, and an operating component; among which, The substrate is a hollow frame with an inlet. A lens assembly is disposed on the hollow frame with the lens of the lens assembly facing the inlet. A first conical surface is disposed at the inlet. The locking clamp is fitted onto the lens assembly and has a second conical surface that matches the first conical surface, for gripping the lens assembly when moving toward the base or releasing the lens assembly when moving away from the base; The first elastic element is disposed between the base and the locking clamp, and is used to provide a release force that drives the locking clamp away from the base; The second elastic element is disposed between the locking clamp and the pressure-applying component, and is used to provide a locking force that drives the locking clamp to move toward the base; The pressure-applying component passes through the locking clamp and the first elastic element and is fixedly connected to the base. The pressure-applying component presses against the second elastic element and compresses the first elastic element through the second elastic element and the locking clamp. The operating component is disposed on the base and is used to overcome the locking force of the second elastic element, drive the locking clamp to move away from the base, and increase the compression of the second elastic element.

2. The camera lens lock mechanism of claim 1, wherein When the clamp moves toward the base, the first conical surface and the second conical surface interact, causing the clamp to radially contract to hold the lens assembly; when the clamp moves away from the base, the first conical surface and the second conical surface disengage from the clamping state, the radial constraint on the clamp decreases, and the clamp releases the lens assembly.

3. The camera lens lock mechanism of claim 1, wherein The matrix includes a first wall, a second wall, and a third wall; wherein... The first wall and the second wall are parallel to each other and opposite to each other. The third wall is fixedly connected to the first wall and the second wall respectively, forming the hollow frame. The hollow frame has an inlet located on the front side of the hollow frame and opposite to the third wall, as well as a first adjustment port and a second adjustment port located on the upper and lower sides of the hollow frame. The first wall and the second wall are respectively provided with the first conical surface, and the first conical surface is located at the inlet; the first wall and the second wall are also respectively provided with the base fixing hole, and the pressure applying component passes through the locking clamp and the first elastic element and is fixedly connected to the base fixing hole; The third wall is provided with mounting holes, and the lens assembly is mounted on the third wall through the mounting holes with the lens facing the inlet.

4. The camera lens locking mechanism according to claim 1, characterized in that, The locking clamp includes a base plate and a locking clamp; wherein... The substrate has a first side surface and a second side surface opposite to each other, the first side surface being in contact with and pressed against the second elastic member and the pressure-applying member; the substrate is provided with a central through hole for the lens assembly to pass through and a locking hole for the pressure-applying member to pass through; The locking clamp is a hollow frustum structure with openings at both ends. It has a first opening and a second opening. The diameter of the first opening is smaller than the diameter of the second opening. The first opening, the second opening, and the central through hole are coaxially arranged with the lens, and the end where the second opening is located is fixedly connected to the second side surface. The outer peripheral surface of the locking hoop forms the second conical surface, and the second conical surface gradually narrows from the second opening to the first opening; the locking hoop is provided with a plurality of axial slots spaced apart along the circumference, so that the locking hoop is formed as an elastic collar that can be radially elastically contracted.

5. The camera lens lock mechanism of claim 1, wherein The first elastic element is a return spring; wherein the return spring is fixedly connected to the base and the locking clamp respectively, and the return spring is coaxially arranged with the base fixing holes provided on the first wall and the second wall of the base, and the pressure applying component passes through the locking clamp and the return spring and is screwed into the base fixing hole.

6. The camera lens lock mechanism of claim 1, wherein The second elastic element is a disc spring; wherein, The disc spring is a hollow frustum shell with openings at both ends, and the diameter of the third opening of the hollow frustum shell is larger than the diameter of its fourth opening. The disc spring is disposed between the locking clamp and the pressure-applying component, the third opening faces the locking clamp, and the fourth opening faces the pressure-applying component; The third opening, the fourth opening, and the lens are all on the same central axis, and the diameters of the third opening and the fourth opening are both greater than or equal to the diameter of the lens.

7. The camera lens lock mechanism of claim 1, wherein The pressure-applying component includes a pressure plate and guide bolts; wherein... The pressure plate is provided with a first lens hole and a pressure plate fixing hole; the first lens hole is coaxial with the lens, and the diameter of the first lens hole is greater than or equal to the diameter of the lens; the first side surface of the pressure plate contacts and presses against the second elastic element and the locking clamp; The guide bolt passes through the pressure plate fixing hole, the locking clamp and the first elastic element and is then fixedly connected to the base.

8. The camera lens lock mechanism of claim 1, wherein, The operating components include a connecting member and a rotating member; wherein... The connector has a fixing part and a protruding part. The fixing part is disposed on the base body, and the protruding part extends out of the base body. The protruding part is provided with a rotating hole, which is located between the locking clamp and the base body. The rotating member passes through the rotating hole and is rotatably mounted on the connector. When the rotating member rotates to the first position, it presses against the locking clamp, causing the locking clamp to move away from the base, thereby reducing the locking force exerted by the locking clamp on the lens assembly. When the rotating member rotates to the second position, it releases the pressure on the locking clamp, and the locking clamp moves towards the base under the action of the second elastic member, thereby increasing the locking force exerted by the locking clamp on the lens assembly.

9. The camera lens lock mechanism of claim 8, wherein, The rotating component further includes a rotating rod, a handle, and a cam portion; wherein... The rotating rod passes through the rotating hole and is mounted on the connector; The handle is connected to the first end of the rotating rod and is used by the operator to hold it and apply rotational force. The cam portion is connected to the second end of the rotating rod and is located between the locking ring and the base body, for pressing the locking ring when rotated to the first position or releasing the pressing of the locking ring when rotated to the second position.

10. A camera device employing a camera lens locking mechanism, characterized in that, Comprising: The camera lens lock mechanism and lens assembly according to any one of claims 1-9.

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