阅读说明：本技术 一种镜头固定与调节装置及投影设备 (Lens fixing and adjusting device and projection equipment ) 是由 周建华 周正平 郭燊 于 2019-03-21 设计创作，主要内容包括：本发明公开了一种镜头固定与调节装置及投影设备,该镜头固定与调节装置用于固定镜头并调节镜头的位置,镜头包括安装柱面以及辐板,辐板环绕部分安装柱面设置,装置包括底板、固定组件以及调节组件,固定组件可移动地设置于所述底板上,固定组件包括支撑件及第一压板,支撑件开设有安装孔,镜头的安装柱面穿过安装孔,辐板的一侧面与支撑件连接；辐板的另一侧面设置有第一压板,第一压板与支撑件配合将辐板夹持固定于第一压板与所述支撑件之间,以将镜头固定设置于支撑件上；所述调节组件固定设置于所述底板上,且位于所述支撑件的一侧,用于调整支撑件的位置,进而调整镜头的位置。通过上述方式,本发明能够稳固地将镜头安装于支撑件上。(The invention discloses a lens fixing and adjusting device and projection equipment, wherein the lens fixing and adjusting device is used for fixing a lens and adjusting the position of the lens, the lens comprises an installation cylindrical surface and a radial plate, the radial plate surrounds part of the installation cylindrical surface, the device comprises a bottom plate, a fixing assembly and an adjusting assembly, the fixing assembly is movably arranged on the bottom plate and comprises a supporting piece and a first pressing plate, the supporting piece is provided with an installation hole, the installation cylindrical surface of the lens penetrates through the installation hole, and one side surface of the radial plate is connected with the supporting piece; the other side face of the web plate is provided with a first pressing plate, and the first pressing plate is matched with the supporting piece to clamp and fix the web plate between the first pressing plate and the supporting piece so as to fixedly arrange the lens on the supporting piece; the adjusting component is fixedly arranged on the bottom plate and positioned on one side of the supporting piece and used for adjusting the position of the supporting piece and further adjusting the position of the lens. Through the mode, the lens can be stably installed on the supporting piece.)

1. The utility model provides a fixed and adjusting device of camera lens for fixed camera lens is adjusted the position of camera lens, its characterized in that, the camera lens is including erection cylinder and radials, radials surrounding part erection cylinder sets up, the device includes:

a base plate;

the fixing assembly is movably arranged on the bottom plate and comprises a supporting piece and a first pressing plate, the supporting piece is provided with a mounting hole, the mounting cylindrical surface of the lens penetrates through the mounting hole, and one side surface of the spoke plate is connected with the supporting piece; the other side face of the web plate is provided with the first pressing plate, and the first pressing plate is matched with the supporting piece to clamp and fix the web plate between the first pressing plate and the supporting piece so as to fixedly arrange the lens on the supporting piece;

and the adjusting component is arranged on the bottom plate and positioned on one side of the supporting piece and used for adjusting the position of the supporting piece and further adjusting the position of the lens.

2. The apparatus of claim 1, wherein the securing assembly further comprises:

the gasket is clamped between the first pressing plate and the supporting piece.

3. The apparatus of claim 1, wherein the first platen is semi-annular or is at least two compacts disposed around the web.

4. The apparatus of claim 1, wherein said first pressure plate is provided with a pocket on a side adjacent said web to retain said web in said pocket.

5. The apparatus of claim 1, wherein a stop is disposed on said first pressure plate to secure said web between said stop and said first pressure plate.

6. The apparatus of claim 1, wherein the supporting member comprises a base plate, a positioning hole is formed through the base plate, the positioning hole is a kidney-shaped hole, and the positioning hole extends along an axial direction of the lens;

the bottom plate is convexly provided with a fixing column, and the fixing column is contained in the positioning hole.

7. The apparatus of claim 6, wherein a boss is protruded from a lower surface of the base plate, and the supporter is connected to the base plate via the boss.

8. The apparatus of claim 1, wherein the adjustment assembly comprises:

a power member for providing a driving force;

the adjusting seat is fixedly arranged on the bottom plate and is provided with a stepped hole in a penetrating way;

the adjusting piece is accommodated in the stepped hole, one end of the adjusting piece is connected with the power piece, and the other end of the adjusting piece is connected with the supporting piece so as to drive the supporting piece to move on the bottom plate under the driving action of the power piece.

9. The device of claim 8, wherein the adjusting member comprises a body portion and an end portion, a protrusion portion is protruded from the bottom plate, a connecting hole is opened on a side surface of the protrusion portion facing the adjusting assembly, and an end of the body portion of the adjusting member away from the end portion is in threaded connection with the connecting hole.

10. The device of claim 8, wherein the adjusting assembly further comprises a second pressing plate, the second pressing plate is fixedly disposed on a side of the adjusting seat away from the fixing assembly, the second pressing plate is formed with a circular hole, the circular hole is aligned with the stepped hole, and the diameter of the circular hole is smaller than the outer diameter of the end portion of the adjusting member.

11. The apparatus of claim 8, wherein the lens fixing and adjusting apparatus further comprises a distance measuring component and a processor, wherein the distance measuring device is configured to detect a distance between the lens and the projection screen and send a distance signal to the processor; the processor is used for analyzing and processing the distance signal and sending a corresponding control driving signal to the power part so as to drive the adjusting part to rotate.

12. A projection device, characterized in that the projection device comprises a lens holding and adjusting apparatus according to any one of claims 1-11.