Search

CN-224216982-U - Detachable fixed focus lens and mobile phone

CN224216982UCN 224216982 UCN224216982 UCN 224216982UCN-224216982-U

Abstract

The utility model belongs to the technical field of lenses, and discloses a detachable fixed focus lens and a mobile phone. The detachable fixed focus lens comprises a front group, a rear group, a transmission piece, a rotary driving assembly and a linear driving assembly. The front group is fixedly connected with the transmission piece, the transmission piece can rotate around the axis of the transmission piece and lift along the axis of the transmission piece, the rotary driving assembly is used for driving the transmission piece to rotate, and the linear driving assembly is used for driving the transmission piece to lift. According to the utility model, the front group and the rear group are arranged as the two parts which are separated, so that the transmission part can be driven to rotate by the rotary driving assembly, and the front group can be driven to rotate and lift by the transmission part when the transmission part is driven to lift by the linear driving assembly. The detachable fixed focus lens realizes that the front group and the rear group are coaxial to meet shooting requirements when the fixed focus lens is in a working state, and the front group and the rear group are detachable and the front group descends to meet the purpose of reducing the whole thickness when the fixed focus lens is in a non-working state.

Inventors

  • HUANG RUIXIANG
  • ZENG WENBIN
  • ZHENG ZONGLIANG

Assignees

  • 东莞市宇瞳光学科技股份有限公司

Dates

Publication Date
20260508
Application Date
20250507

Claims (10)

  1. 1. The utility model provides a detachable fixed focus camera lens, its characterized in that includes preceding group (1), back group (2), driving medium (3), rotary drive subassembly (4) and sharp drive subassembly (5), preceding group (1) with driving medium (3) fixed connection, driving medium (3) can rotate around self axis in order to drive preceding group (1) are close to or keep away from back group (2), and driving medium (3) can be followed self axis and lift in order to drive preceding group (1) are gone up and down, rotary drive subassembly (4) are configured to drive driving medium (3) are rotatory, sharp drive subassembly (5) are configured to drive driving medium (3) are gone up and down.
  2. 2. The detachable fixed focus lens according to claim 1, wherein the transmission member (3) comprises a screw rod (31), a rotating gear (32) and an adapter plate (33), the screw rod (31) is provided with meshing teeth (311), the rotating gear (32) is arranged on the screw rod (31), one end of the adapter plate (33) is connected with the screw rod (31), and the front group (1) is arranged at the other end of the adapter plate (33); The rotary drive assembly (4) comprises a rotary drive member (41) and a first gear set (42), the first gear set (42) being capable of meshing with the rotary gear (32), the rotary drive member (41) being configured to drive the first gear set (42) in rotation; The linear driving assembly (5) comprises a linear driving piece (51) and a second gear set (52), the second gear set (52) is meshed with the meshing teeth (311), and the linear driving piece (51) is configured to drive the second gear set (52) to rotate.
  3. 3. The detachable fixed focus lens according to claim 2, wherein the transmission member (3) further comprises a fastener, a mounting hole is provided at one end of the adapter plate (33), the screw (31) is inserted into the mounting hole, the adapter plate (33) is rotatably adjustable around the screw (31), and the fastener is configured to fasten the adapter plate (33) and the screw (31) after the rotation adjustment of the adapter plate (33).
  4. 4. The detachable fixed focus lens according to claim 1, characterized in that a stop (21) is provided on the rear group (2), the stop (21) being configured to limit the front group (1) when the front group (1) rotates towards the rear group (2).
  5. 5. The detachable fixed focus lens according to claim 4, wherein the stopper (21) is provided in an arc shape with an opening toward the front group (1), and an inner diameter of the stopper (21) is the same as an outer diameter of the front group (1).
  6. 6. The detachable fixed focus lens as claimed in claim 4, wherein the height a of the stop portion (21) is 1mm-1.5mm, and the width b of the stop portion (21) is 1mm-1.5mm.
  7. 7. The detachable fixed focus lens according to claim 1, characterized in that the spacing c of the front group (1) and the rear group (2) along the axial direction of the transmission member (3) is 0.05mm-0.2mm.
  8. 8. The detachable fixed focus lens of claim 1, further comprising a VCM motor (6), the rear group (2) being disposed on the VCM motor (6), the VCM motor (6) being configured to drive the rear group (2) to act to achieve the detachable fixed focus lens centering.
  9. 9. The detachable fixed focus lens according to claim 2, wherein the rotary driving member (41) and the linear driving member (51) are both motors.
  10. 10. A mobile phone comprising the detachable fixed focus lens of any one of claims 1-9.

Description

Detachable fixed focus lens and mobile phone Technical Field The utility model relates to the technical field of lenses, in particular to a detachable fixed focus lens and a mobile phone. Background The conventional fixed focus lens at present adopts a complete mirror frame to form an integral structure, and when the conventional non-detachable fixed focus lens is applied to a mobile phone, the fixed focus lens occupies a larger space of a mobile phone shell, so that the reduction of the whole thickness of the mobile phone is not facilitated. Disclosure of utility model The utility model aims to provide a detachable fixed focus lens and a mobile phone, which can effectively reduce the overall thickness of the mobile phone. To achieve the purpose, the utility model adopts the following technical scheme: The detachable fixed focus lens comprises a front group, a rear group, a transmission piece, a rotary driving assembly and a linear driving assembly, wherein the front group is fixedly connected with the transmission piece, the transmission piece can rotate around an axis of the transmission piece to drive the front group to be close to or far away from the rear group, the transmission piece can lift along the axis of the transmission piece to drive the front group to lift, the rotary driving assembly is configured to drive the transmission piece to rotate, and the linear driving assembly is configured to drive the transmission piece to lift. As an alternative scheme, the transmission piece comprises a screw rod, a rotating gear and an adapter plate, wherein meshing teeth are arranged on the screw rod, the rotating gear is arranged on the screw rod, one end part of the adapter plate is connected with the screw rod, and the front group is arranged at the other end part of the adapter plate; the rotary drive assembly includes a rotary drive member and a first gear set, the first gear set being engageable with the rotary gear, the rotary drive member configured to drive rotation of the first gear set; The linear driving assembly comprises a linear driving piece and a second gear set, the second gear set is meshed with the meshing teeth, and the linear driving piece is configured to drive the second gear set to rotate. As an alternative, the transmission part further includes a fastener, a mounting hole is formed at one end of the adapter plate, the screw rod is inserted into the mounting hole, the adapter plate can be rotatably adjusted around the screw rod, and the fastener is configured to fasten the adapter plate and the screw rod after the rotation adjustment of the adapter plate. As an alternative, a stop is provided on the rear group, the stop being configured to limit the front group as it rotates towards the rear group. As an alternative, the stop is arranged in an arc shape with an opening towards the front group, the inner diameter of the stop being the same as the outer diameter of the front group. As an alternative, the height a of the stop part is 1mm-1.5mm, and the width b of the stop part is 1mm-1.5mm. As an alternative, the distance c between the front group and the rear group in the axial direction of the transmission element is 0.05mm-0.2mm. As an alternative, the device further comprises a VCM motor, the rear group is disposed on the VCM motor, and the VCM motor is configured to drive the rear group to act to achieve the detachable centering lens. As an alternative, the rotary driving member and the linear driving member are both motors The mobile phone comprises the detachable fixed focus lens in any scheme. The utility model has the beneficial effects that: According to the detachable fixed focus lens provided by the utility model, the front group and the rear group are arranged into the split two parts, and the front group is fixedly connected with the transmission part, so that the transmission part can be driven to rotate by the rotary driving assembly and can be driven to rotate and lift by the linear driving assembly when the transmission part is driven to lift by the linear driving assembly. The detachable fixed focus lens realizes that the front group and the rear group are coaxial to meet shooting requirements when the fixed focus lens is in a working state, and the front group and the rear group are detachable and the front group descends to meet the purpose of reducing the whole thickness when the fixed focus lens is in a non-working state. Drawings Fig. 1 is a schematic structural diagram of a detachable fixed focus lens according to an embodiment of the present utility model; Fig. 2 is a sectional view of a detachable fixed focus lens according to an embodiment of the present utility model. In the figure: 1. front group, rear group, 21, stop part, 3, driving part, 31, screw rod, 311, meshing teeth, 32, rotating gear, 33, adapter plate, 4, rotating driving component, 41, rotating driving part, 42, first gear set, 5, straight driving component, 51, straight driving part, 52, second