Camera zoom structure

Abstract

The utility model discloses a camera zoom structure. The camera zoom structure comprises a first shell, a second shell, a substrate base, a sensor module, an adjusting module and a lens module, the substrate base is arranged in the first shell, the sensor module is arranged on the adjusting module and located above the substrate base, and the lens module is arranged on the second shell. The adjusting module is located between the sensor module and the lens module and is slidably arranged on the first shell along a connecting line between the sensor module and the lens module. The adjusting module drives the sensor module to move, so that the distance between the sensor module and the lens module is changed, automatic zooming is achieved, zooming can be accurately controlled, the lens module does not need to be replaced, the quality of collected videos is better, and installation and use are more convenient.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of cameras, in particular to a camera zoom structure. BACKGROUND

[0002] The zoom structure of a camera is a key part for realizing focal length adjustment, which allows a user to change the size and angle of view of a shot by adjusting the focal length without changing the physical distance between the camera and the object being photographed.

[0003] At present, the camera usually adopts different lenses to adjust the focus, and different lens modules need to be replaced during shooting, which is very troublesome, especially for some monitoring cameras. When the distance between the moving object in the monitoring range and the camera is different, the image captured may be blurred, affecting the monitoring effect. CONTENT OF THE UTILITY MODEL

[0004] The application aims to provide a camera zoom structure to solve the above problems.

[0005] To achieve the above purpose, the technical scheme of the application is as follows:

[0006] A camera zoom structure comprises a first shell, a second shell, a substrate base, a sensor module, an adjusting module and a lens module. The substrate base is arranged inside the first shell, the sensor module is arranged on the adjusting module and above the substrate base, the lens module is arranged on the second shell, and the adjusting module is arranged between the substrate module and the lens module and is slidably arranged on the first shell along the line connecting the two.

[0007] Preferably, the adjusting module comprises a sliding block, a sliding rail and an adjusting body. The sliding rail is arranged on the first shell, the sliding block is arranged on the adjusting body, and the sliding block is in sliding cooperation with the sliding rail. The sensor module is arranged on the adjusting body.

[0008] Preferably, the adjusting module further comprises a nut sliding block, a lead screw, a U-shaped mounting plate and a driving motor. The driving motor is arranged on the first shell, one side wall of the U-shaped mounting plate is fixed on the first shell, the transmission shaft of the driving motor is located in the U-shaped mounting plate, the lead screw is coaxially connected with the transmission shaft in transmission, the nut sliding block is connected with the lead screw in transmission, and the nut sliding block and the adjusting body are connected with each other.

[0009] Preferably, a fixing ring is further arranged, the lens module is arranged in the fixing ring, a connecting arm is arranged on the outer peripheral wall of the fixing ring, and one end of the connecting arm away from the fixing ring is connected to the inside of the second shell.

[0010] Preferably, the adjusting body is provided with a connecting block, the connecting block is provided with an insertion slot, the outer peripheral wall of the nut sliding block is provided with an insertion rod, and the insertion rod is inserted and matched with the insertion slot.

[0011] Preferably, the lead screw is respectively sleeved with a first spring and a second spring, one end of the first spring abuts against one side of the nut sliding block, the other end abuts against the inner side of one side wall of the U-shaped mounting plate, one end of the second spring abuts against the other side of the nut sliding block, and the other end abuts against the inner side of the other side wall of the U-shaped mounting plate.

[0012] Preferably, the two sides of the first shell are symmetrically provided with rotating holes.

[0013] The camera zoom structure disclosed in the application drives the sensor module to move through the adjusting module, so as to change the distance between the sensor module and the lens module, to realize automatic zooming. The camera zoom structure not only can accurately control zooming, but also does not need to replace the lens module, so that the quality of the collected video is better, and the installation and use are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic diagram of the camera structure of the application;

[0015] Figure 2 It is a schematic diagram of the structure of the first shell hidden by the camera of the application (neither the first spring nor the second spring is shown);

[0016] Figure 3 It is a schematic diagram of the structure of the second shell hidden by the camera of the application (neither the first spring nor the second spring is shown);

[0017] Figure 4 It is a schematic diagram of the internal structure of the camera of the application;

[0018] Figure 5 It is Figure 2 It is a local enlarged schematic diagram of A in the middle;

[0019] Figure 6 It is another angle schematic diagram of the internal structure of the application.

[0020] In the figure:

[0021] 1, first shell; 2, second shell; 3, rotating hole; 4, lens module; 40, fixing ring; 41, connecting arm; 5, adjusting body; 50, connecting block; 500, sensor module; 51, insertion slot; 6, base seat; 70, sliding rail; 71, sliding block; 8, driving motor; 9, U-shaped mounting plate; 90, nut sliding block; 900, insertion rod; 91, lead screw; 92, first spring; 93, second spring. DETAILED DESCRIPTION

[0022] The present application will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic diagrams, illustrating only the basic structure of the present application, and therefore only show the components relevant to the present application.

[0023] like Figures 1-6 As shown, a camera zoom structure includes a first housing 1, a second housing 2, a substrate base 6, a sensor module 500, an adjustment module, and a lens module 4. The substrate base 6 is disposed inside the first housing 1, the sensor module 500 is disposed on the adjustment module and located above the substrate base 6, the lens module 4 is disposed on the second housing 2, and the adjustment module is located between the substrate base 6 and the lens module 4 and is slidably disposed on the first housing 1 along the line connecting the two.

[0024] The first housing 1 and the second housing 2 can be snapped together, for example, they can be connected by screws.

[0025] The overall outline of the first shell 1 and the second shell 2 is semi-circular to meet the rotation requirements and their own structural strength.

[0026] By adjusting the module to move the sensor module 500, the distance between the sensor module 500 and the lens module 4 is changed, thereby achieving automatic zoom. This not only allows for precise zoom control, but also eliminates the need to replace the lens module 4, resulting in better video quality and making installation and use more convenient.

[0027] In some further embodiments, the adjustment module includes a slider 71, a slide rail 70, and an adjustment body 5. The slide rail 70 is disposed on the first housing 1, and the slider 71 is disposed on the adjustment body 5, with the slider 71 slidingly engaging with the slide rail 70. The sensor module 500 is disposed on the adjustment body 5.

[0028] The slide rail 70 is fixed inside the first housing 1 by screws, and the slider 71 is set on the adjustment body 5. The slider 71 slides with the slide rail 70, thereby realizing the sliding engagement of the sensor module 500.

[0029] The sensor module 500 is connected to the adjustment body 5 and can move with the adjustment body 5.

[0030] In some further embodiments, the adjustment module also includes a nut slider 90, a lead screw 91, a U-shaped mounting plate 9, and a drive motor 8; the drive motor 8 is mounted on the first housing 1, one side wall of the U-shaped mounting plate 9 is fixed on the first housing 1, the drive shaft of the drive motor 8 is located in the U-shaped mounting plate 9, the lead screw 91 is coaxially connected to the drive shaft, the nut slider 90 is connected to the lead screw 91, and the nut slider 90 is interconnected with the adjustment body 5.

[0031] When the driving motor 8 rotates, the lead screw 91 rotates, and the end of the lead screw 91 away from the driving motor 8 is rotatably arranged on one side wall in the U-shaped mounting plate 9 to provide rotation support for the lead screw 91.

[0032] The transmission shaft is coaxially connected with the lead screw 91, and can be directly fixed together or can be connected by a shaft coupling.

[0033] In some further embodiments, a fixed ring 40 is further included, the lens module 4 is arranged in the fixed ring 40, and a connecting arm 41 is arranged on the outer peripheral wall of the fixed ring 40 and connected to the inside of the second shell 2 at the end away from the fixed ring 40.

[0034] The fixed ring 40 is mainly used to fix the lens module 4, and the fixed ring 40 has a ring structure, and the lens module 4 is sleeved and clamped in the fixed ring 40.

[0035] The outer peripheral wall of the fixed ring 40 extends two connecting arms 41, and the two connecting arms 41 are connected in the second shell 2 by screws to fix the lens module 4.

[0036] In some further embodiments, the adjusting body 5 is provided with a connecting block 50, the connecting block 50 is provided with a plug-in slot 51, the outer peripheral wall of the nut sliding block 90 is provided with a plug-in rod 900, and the plug-in rod 900 is plug-in matched with the plug-in slot 51.

[0037] The plug-in slot 51 and the plug-in block cooperate to make the connection between the nut sliding block 90 and the connecting block 50 more convenient and simple.

[0038] In some further embodiments, the lead screw 91 is sleeved with a first spring 92 and a second spring 93, respectively, one end of the first spring 92 abuts against one side of the nut sliding block 90, the other end abuts against the inside of one side wall of the U-shaped mounting plate 9, one end of the second spring 93 abuts against the other side of the nut sliding block 90, and the other end abuts against the inside of the other side wall of the U-shaped mounting plate 9.

[0039] By arranging the first spring 92 and the second spring 93, slight shaking of the nut sliding block 90 after the lead screw 91 stops can be effectively avoided to ensure the adjusting effect.

[0040] In some further embodiments, the two sides of the first shell 1 are symmetrically provided with rotation holes 3.

[0041] The rotation hole 3 is used to connect with an external support shell, and the support shell is used to support the entire camera; under the action of the rotation hole 3, the camera can rotate relative to the support shell to shoot at different angles.

[0042] Obviously, the above embodiments are merely example for clearly illustrating but not limitation to the embodiments. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. Here, all the embodiments need not and can not be enumerated. The obvious changes or variations derived from this still fall within the scope of protection of the present application.

Claims

1. A camera zoom structure, characterized in that, It includes first shell (1), second shell (2), substrate base (6), sensor module (500), adjustment module and lens module (4); the substrate base (6) is arranged inside the first shell (1), the sensor module (500) is arranged on the adjustment module and is located above the substrate base (6), the lens module (4) is arranged on the second shell (2), the adjustment module is located between the sensor module (500) and the lens module (4) and is arranged on the first shell (1) along the line between them.

2. The camera zoom structure of claim 1, wherein, The adjustment module includes sliding block (71), sliding rail (70) and adjustment body (5), the sliding rail (70) is arranged on the first shell (1), the sliding block (71) is arranged on the adjustment body (5), and the sliding block (71) is in sliding fit with the sliding rail (70); the sensor module (500) is arranged on the adjustment body (5).

3. The camera zoom structure of claim 2, wherein, The adjustment module further includes nut sliding block (90), lead screw (91), U-shaped mounting plate (9) and driving motor (8); the driving motor (8) is arranged on the first shell (1), one side wall of the U-shaped mounting plate (9) is fixed on the first shell (1), the transmission shaft of the driving motor (8) is located in the U-shaped mounting plate (9), the lead screw (91) is coaxially connected with the transmission shaft, the nut sliding block (90) is connected with the lead screw (91), and the nut sliding block (90) is connected with the adjustment body (5).

4. The camera zoom structure of claim 3, wherein, It further includes a fixing ring (40), the lens module (4) is arranged in the fixing ring (40), a connecting arm (41) is arranged on the outer peripheral wall of the fixing ring (40), and one end of the connecting arm (41) away from the fixing ring (40) is connected to the inside of the second shell (2).

5. The camera zoom structure of claim 4, wherein, The adjustment body (5) is provided with a connecting block (50), the connecting block (50) is provided with a plug-in groove (51), the outer peripheral wall of the nut sliding block (90) is provided with a plug-in rod (900), and the plug-in rod (900) is in plug-in fit with the plug-in groove (51).

6. The camera zoom structure of claim 5, wherein, The first spring (92) and the second spring (93) are respectively sleeved on the lead screw (91), one end of the first spring (92) abuts against one side of the nut sliding block (90), the other end abuts against the inner side of one side wall of the U-shaped mounting plate (9), one end of the second spring (93) abuts against the other side of the nut sliding block (90), and the other end abuts against the inner side of the other side wall of the U-shaped mounting plate (9).

7. The camera zoom structure of claim 6, wherein, Rotary holes (3) are symmetrically arranged on both sides of the first shell (1).

Images