Optical lens and camera module

Abstract

The invention discloses an optical lens and a camera module, and relates to the camera field, the optical lens comprises a first disc, a second disc, a first lens and a plurality of second lenses, the upper side of the end face of the first disc is provided with a first round opening, the first lens is fixedly installed in the first round opening, and the second lens is fixedly installed in the second round opening; the end face of the first disc is provided with a plurality of first round openings which are annularly and uniformly distributed, the end face of the second disc is provided with a plurality of second round openings which are annularly and uniformly distributed, the second lenses are slidably mounted in the second round openings respectively, the end faces of the first disc and the second disc are connected and mutually rotate through a rotating shaft, and the second round openings can be sequentially aligned with the first round opening; a positioning mechanism is arranged between the first disc and the second disc, and transparent protective glasses are fixedly arranged at the ends of the right sides of the multiple second round openings. According to the invention, various focusing combinations of different specifications can be realized, so that different focusing imaging requirements of people are met, and the use of people is facilitated.

Description

Technical Field

[0001] The present invention relates to the field of cameras, and in particular to an optical lens and a camera module. Background Art

[0002] The optical lens is an indispensable and important component in the camera module, and is widely used in the positioning detection of objects with extremely high reflectivity. During the use of the camera, it is often necessary to focus the camera lens and adjust the image size. When focusing and adjusting the image size, the outer lens in the optical lens is generally adjusted to adjust the distance between the two lenses in the lens barrel. However, the specifications of the two lenses in the lens barrel are fixed, and the adjustment position of the outer lens is limited, which leads to a limited adjustment of the distance between the two lenses, which in turn affects the imaging and focusing effect of the lens. Therefore, an optical lens and a camera module are proposed. Summary of the invention

[0003] In view of the above problems existing in the existing optical lenses, the present invention is proposed.

[0004] Therefore, the object of the present invention is to provide an optical lens and a camera module, which solves the problem that during the use of the camera, the lens of the camera often needs to be focused and the image size adjusted. When focusing and adjusting the image size, the outer lens in the optical lens is generally adjusted to adjust the distance between the two lenses in the lens barrel. However, the specifications of the two lenses in the lens barrel are fixed, and the adjustment position of the outer lens is limited, which leads to a limited adjustment of the distance between the two lenses, thereby affecting the imaging and focusing effect of the lens.

[0005] In order to achieve the above object, the present invention provides the following technical solutions:

[0006] An optical lens comprises a first disc, a second disc, a first lens and a plurality of second lenses, wherein a first circular opening is provided on the upper side of the end surface of the first disc, the first lens is fixedly installed in the first circular opening, a plurality of second circular openings evenly distributed in an annular shape are provided on the end surface of the second disc, a plurality of second lenses are slidably installed in the plurality of second circular openings respectively, the end surfaces of the first disc and the second disc are connected and rotated with each other through a rotating shaft, the plurality of second circular openings can be aligned with the first circular opening in sequence, a positioning mechanism is provided between the first disc and the second disc, transparent protective lenses are fixedly provided on the right ends of the plurality of second circular openings, an adjustment mechanism which can drive the plurality of second lenses to slide is also provided in the second disc, and the specifications of the plurality of second lenses are all different.

[0007] Preferably, the adjustment mechanism includes a threaded rod, an adjusting nut and a plurality of connecting blocks, a transversely arranged circular cavity is opened in the inner middle portion of the second disc, the adjusting nut is slidably arranged in the circular cavity, a plurality of strip openings are opened on the circumferential side wall of the circular cavity and is connected with a plurality of second circular openings through the plurality of strip openings, a plurality of connecting blocks are respectively slidably arranged in the plurality of strip openings, and the two ends of each of the connecting blocks are respectively fixedly connected to the second lens and the adjusting nut, the threaded rod is transversely arranged in the circular cavity and threadedly sleeved with the adjusting nut, the left and right ends of the threaded rod are respectively rotatably connected to the left and right sides of the circular cavity through bearings, and the right end of the threaded rod extends to the outside of the second disc and is fixedly connected with a knob.

[0008] Preferably, the positioning mechanism includes multiple positioning blocks and multiple first springs, the right end of the first disc is provided with multiple grooves evenly distributed in an annular shape, the multiple positioning blocks are respectively slidably set in the multiple grooves, the multiple first springs are also respectively set in the multiple grooves, the two ends of each first spring are respectively fixedly connected to the corresponding groove bottom and the positioning block, the right end of each positioning block is set in a round head shape, the left end of the second disc is provided with multiple arc-shaped positioning grooves evenly distributed in an annular shape, the multiple arc-shaped positioning grooves are respectively aligned with the multiple second circular openings, and the right ends of the multiple positioning blocks can be respectively inserted into the multiple arc-shaped positioning grooves.

[0009] Preferably, a strip groove is provided at the upper right end of the first disc, the right end of the strip groove is open, a strip plate is slidably provided in the strip groove, a slide groove is provided at the bottom of the strip groove, a slider is slidably provided in the slide groove, the slider is fixedly connected to the strip plate, a transversely arranged round rod is fixedly provided in the slide groove, a round hole is provided on the side wall of the slider and is slidably sleeved with the round rod through the round hole, a second spring is fixedly provided at the left end of the slider, the second spring is movably sleeved with the round rod, a pulling block is fixedly provided on the outer side of the strip plate, a plurality of slots for the strip plate to be slidably inserted into the left end of the circumferential side wall of the second disc are provided, and the plurality of slots are respectively aligned with the plurality of second circular openings.

[0010] Preferably, the side of the pulling block away from the strip plate is provided with anti-slip grooves.

[0011] Preferably, the circumferential side wall of the second disc is slidably sleeved with a cylinder, the inner circumferential side wall of the cylinder is fixedly provided with a plurality of laterally arranged strip guide blocks, the circumferential side wall of the second disc is provided with a plurality of guide grooves, and the plurality of guide blocks are slidably arranged in the plurality of guide grooves respectively.

[0012] Preferably, an annular rubber pad is fixedly provided on the inner circular side wall of the cylinder, and the inner circular side wall of the annular rubber pad abuts against and slides against the circumferential side wall of the second disc.

[0013] A camera module comprises an optical lens and a camera body, wherein the optical lens is fixedly mounted on the shooting end of the camera body.

[0014] In the above technical solution, the technical effects and advantages provided by the present invention are:

[0015] 1. When the present invention is used, the first disc and the second disc are relatively rotated, so that the plurality of second circular openings can be aligned with the first circular openings in sequence, so that the plurality of second lenses can cooperate with the first lenses respectively, and a plurality of lens combinations can be formed. Then, the threaded rod can be driven to rotate by rotating the knob, and the rotation of the threaded rod can drive the adjustment nut to move horizontally. The adjustment nut drives the plurality of second lenses to move through the plurality of connecting blocks, so that a plurality of focusing combinations of different specifications can be realized, thereby meeting people's different focusing imaging needs and facilitating people's use.

[0016] 2. When the present invention is in use, after the second disc has finished rotating, the second spring can exert elastic force on the slider, and the slider drives the strip plate to move rightward, so that the right end of the strip plate is inserted into the slot, thereby preventing the second disc from rotating freely;

[0017] 3. When the present invention is in use, the extension length of the cylinder can be adjusted by pulling the cylinder to the right, thereby shading the lens in use, and the shading effect can be adjusted according to the extension length of the cylinder, which is convenient for people to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0019] Figure 1 It is a schematic diagram of the overall front structure of the present invention;

[0020] Figure 2 It is a schematic diagram of the front cross-sectional structure of the first disc and the second disc of the present invention;

[0021] Figure 3 It is a schematic diagram of the right side structure of the second disc of the present invention;

[0022] Figure 4 is a schematic diagram of the right side cross-sectional structure of the second disc of the present invention;

[0023] Figure 5 It is a schematic diagram of the left side structure of the second disc of the present invention;

[0024] Figure 6 For the present invention Figure 2 Schematic diagram of the enlarged structure of part A.

[0025] Description of reference numerals:

[0026] 1. The first disc; 2. The second disc; 3. The first lens; 4. The second lens; 5. The transparent protective lens; 6. The threaded rod; 7. The adjusting nut; 8. The connecting block; 9. The knob; 10. The positioning block; 11. The first spring; 12. The strip plate; 13. The slider; 14. The round rod; 15. The second spring; 16. The pulling block; 17. The cylinder; 18. The strip guide block; 19. The annular rubber pad; 20. The camera body. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0028] The present invention provides Figure 1-6 An optical lens shown in the figure comprises a first disc 1, a second disc 2, a first lens 3 and a plurality of second lenses 4. A first circular opening is provided on the upper side of the end surface of the first disc 1, and the first lens 3 is fixedly installed in the first circular opening. A plurality of second circular openings evenly distributed in a ring shape are provided on the end surface of the second disc 2. A plurality of second lenses 4 are slidably installed in the plurality of second circular openings respectively. The end surfaces of the first disc 1 and the second disc 2 are connected and rotated with each other through a rotating shaft. The plurality of second circular openings can be aligned with the first circular opening in sequence. A positioning mechanism is provided between the first disc 1 and the second disc 2. A transparent protective lens 5 is fixedly provided on the right end portions of the plurality of second circular openings. An adjustment mechanism that can drive the plurality of second lenses 4 to slide is also provided in the second disc 2. The specifications of the plurality of second lenses 4 are all different.

[0029] like Figure 2 and Figure 4 The adjusting mechanism includes a threaded rod 6, an adjusting nut 7 and a plurality of connecting blocks 8. A transversely arranged circular cavity is provided in the middle of the interior of the second disc 2. The adjusting nut 7 is slidably arranged in the circular cavity. A plurality of strip openings are provided on the circumferential side wall of the circular cavity and are connected with a plurality of second circular openings through the plurality of strip openings. A plurality of connecting blocks 8 are slidably arranged in the plurality of strip openings respectively. The two ends of each connecting block 8 are respectively fixedly connected with the second lens 4 and the adjusting nut 7. The threaded rod 6 is transversely arranged in the circular cavity and is threadedly sleeved with the adjusting nut 7. The left and right ends of the threaded rod 6 are respectively rotatably connected with the left and right sides of the circular cavity through bearings. The right end of the threaded rod 6 extends to the outside of the second disc 2 and is fixedly connected with a knob 9. By rotating the knob 9, the threaded rod 6 can be driven to rotate. The rotation of the threaded rod 6 can drive the adjusting nut 7 to move transversely. The adjusting nut 7 drives the plurality of second lenses to move through the plurality of connecting blocks 8.

[0030] like Figure 2 , Figure 5 and Figure 6 The present invention shows that the positioning mechanism includes a plurality of positioning blocks 10 and a plurality of first springs 11. The right end of the first disc 1 is provided with a plurality of grooves uniformly distributed in an annular shape. The plurality of positioning blocks 10 are respectively slidably arranged in the plurality of grooves. The plurality of first springs 11 are also respectively arranged in the plurality of grooves. The two ends of each first spring 11 are respectively fixedly connected to the bottom of the groove corresponding to the first disc 1 and the positioning block 10. The right end of each positioning block 10 is arranged in a round head shape. The left end of the second disc 2 is provided with a plurality of arc-shaped positioning grooves uniformly distributed in an annular shape. The plurality of arc-shaped positioning grooves are respectively aligned with the plurality of second circular openings. The right ends of the plurality of positioning blocks 10 can be respectively inserted into the plurality of arc-shaped positioning grooves. When the second disc 2 rotates to align one of the second circular openings with the first circular opening, the plurality of positioning blocks 10 are respectively aligned with the plurality of arc-shaped positioning grooves. Under the action of the plurality of first springs 11, the plurality of positioning blocks 10 are respectively inserted into the plurality of arc-shaped positioning grooves.

[0031] like Figure 2 , Figure 5 and Figure 6 The left end of the slider 13 is fixedly provided with a second spring 15, and the second spring 15 is movably sleeved with the round rod 14, and a pulling block 16 is fixedly provided on the outer side of the strip plate 12. The left end of the circumferential side wall of the second disc 2 is provided with a plurality of slots for the strip plate 12 to be slidably inserted, and the plurality of slots are respectively aligned with the plurality of second circular openings. When the second disc 2 has finished rotating, the second spring 15 can apply elastic force to the slider 13, and the slider 13 drives the strip plate 12 to move right, so that the right end of the strip plate 12 is inserted into the slot to prevent the second disc 2 from rotating freely.

[0032] At the same time, a side of the pulling block 16 away from the strip plate 12 is provided with anti-slip grooves, which makes it convenient for people to pull the pulling block 16 to pull the strip plate 10 out of the slot.

[0033] like Figure 3 As shown, the circumferential side wall of the second disc 2 is slidably sleeved with a cylinder 17, and the inner circumferential side wall of the cylinder 17 is fixedly provided with a plurality of transversely arranged strip guide blocks 18, and the circumferential side wall of the second disc 2 is provided with a plurality of guide grooves, and the plurality of guide blocks are respectively slidably arranged in the plurality of guide grooves. By pulling the cylinder 17 to the right, the extended length of the cylinder 17 can be adjusted, and then the lens in use can be shielded, and the shading effect can be adjusted according to the extended length of the cylinder 17, which is convenient for people to use.

[0034] like Figure 3 As shown, an annular rubber pad 19 is fixedly provided on the inner circular side wall of the cylinder 17, and the inner circular side wall of the annular rubber pad 19 is slidably arranged against the circumferential side wall of the second disc 2, which can increase the friction between the cylinder 17 and the second disc 2 and prevent the cylinder 17 from sliding freely.

[0035] A camera module includes an optical lens and a camera body 20. The optical lens is fixedly mounted on the shooting end of the camera body 20.

[0036] The above description is only by way of illustration of certain exemplary embodiments of the present invention. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. An optical lens, comprising a first disk (1), a second disk (2), a first lens (3) and a plurality of second lenses (4), characterized in that: The first circular opening is provided on the upper side of the end surface of the first circular disk (1), the first lens (3) is fixedly mounted in the first circular opening, the end surface of the second circular disk (2) is provided with a plurality of second circular openings evenly distributed in an annular shape, a plurality of second lenses (4) are respectively slidably mounted in the plurality of second circular openings, the end surfaces of the first circular disk (1) and the second circular disk (2) are connected and rotate with each other via a rotating shaft, the plurality of second circular openings can be aligned with the first circular opening in sequence, a positioning mechanism is provided between the first circular disk (1) and the second circular disk (2), a transparent protective lens (5) is fixedly mounted on the right end of the plurality of second circular openings, the second circular disk (2) is also provided with an adjustment mechanism capable of driving the plurality of second lenses (4) to slide, and the specifications of the plurality of second lenses (4) are all different.

2. An optical lens according to claim 1, characterized in that: The adjustment mechanism comprises a threaded rod (6), an adjustment nut (7) and a plurality of connection blocks (8); a transversely arranged circular cavity is provided in the middle of the interior of the second disk (2); the adjustment nut (7) is slidably arranged in the circular cavity; a plurality of strip openings are provided on the circumferential side wall of the circular cavity and are connected to a plurality of second circular openings through the plurality of strip openings; a plurality of connection blocks (8) are respectively slidably arranged in the plurality of strip openings; two ends of each connection block (8) are respectively fixedly connected to the second lens (4) and the adjustment nut (7); the threaded rod (6) is transversely arranged in the circular cavity and is threadedly sleeved with the adjustment nut (7); the left and right ends of the threaded rod (6) are rotatably connected to the left and right sides of the circular cavity through bearings; the right end of the threaded rod (6) extends to the outside of the second disk (2) and is fixedly connected to a knob (9).

3. An optical lens according to claim 1, characterized in that: The positioning mechanism comprises a plurality of positioning blocks (10) and a plurality of first springs (11); the right end of the first disk (1) is provided with a plurality of grooves evenly distributed in an annular shape; the plurality of positioning blocks (10) are respectively slidably arranged in the plurality of grooves; the plurality of first springs (11) are also respectively arranged in the plurality of grooves; the two ends of each first spring (11) are respectively fixedly connected to the bottom of the corresponding groove and the positioning block (10); the right end of each positioning block (10) is arranged in a round head shape; the left end of the second disk (2) is provided with a plurality of arc-shaped positioning grooves evenly distributed in an annular shape; the plurality of arc-shaped positioning grooves are respectively aligned with the plurality of second circular openings; the right ends of the plurality of positioning blocks (10) can be respectively inserted into the plurality of arc-shaped positioning grooves.

4. An optical lens according to claim 1, characterized in that: A strip groove is provided at the upper right end of the first disc (1), and the right end of the strip groove is open. A strip plate (12) is slidably provided in the strip groove. A sliding groove is provided at the bottom of the strip groove. A slider (13) is slidably provided in the sliding groove. The slider (13) is fixedly connected to the strip plate (12). A transversely arranged round rod (14) is fixedly provided in the sliding groove. A circular hole is provided on the side wall of the slider (13) and the slider is slidably sleeved with the round rod (14) through the circular hole. A second spring (15) is fixedly provided at the left end of the slider (13), and the second spring (15) is movably sleeved with the round rod (14). A pulling block (16) is fixedly provided on the outer side of the strip plate (12). A plurality of slots for slidingly inserting the strip plate (12) are provided at the left end of the circumferential side wall of the second disc (2), and the plurality of slots are respectively aligned with the plurality of second circular openings.

5. An optical lens according to claim 4, characterized in that: The side of the pulling block (16) away from the strip plate (12) is provided with anti-slip grooves.

6. The optical lens according to claim 1, characterized in that: The circumferential side wall of the second disc (2) is slidably sleeved with a cylinder (17), and the inner circumferential side wall of the cylinder (17) is fixedly provided with a plurality of transversely arranged strip-shaped guide blocks (18), and the circumferential side wall of the second disc (2) is provided with a plurality of guide grooves, and the plurality of guide blocks are respectively slidably arranged in the plurality of guide grooves.

7. An optical lens according to claim 6, characterized in that: An annular rubber pad (19) is fixedly arranged on the inner circular side wall of the cylinder (17), and the inner circular side wall of the annular rubber pad (19) is abutted against and slidably arranged on the circumferential side wall of the second disc (2).

8. A camera module, characterized in that: The optical lens comprises the optical lens as claimed in any one of claims 1 to 7, and also comprises a camera body (20), wherein the optical lens is fixedly mounted on the shooting end of the camera body (20).

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