验光仪用下颌托升降装置
By adjusting the position of the chin rest using a lifting mechanism, the problem of the chin rest being unable to be adjusted in the optometry device is solved, ensuring that the patient's eyes are at the same level as the optometry device, thus improving the comfort and accuracy of the examination.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHENZHEN QINGLAI OPHTHALMIC PRODUCTS CO LTD
- Filing Date
- 2025-08-07
- Publication Date
- 2026-07-17
Smart Images

Figure CN224505419U_ABST
Abstract
Claims
1. A chin rest lifting device for an optometer, characterized by, The chin support lifting device for the optometry instrument includes: Base; An optometry assembly, wherein the optometry assembly is disposed on one side of the base; A chin support, which is vertically adjustable and located on the other side of the base, is used to support the chin; A lifting assembly is installed on the other side of the base and is driven to connect to the chin support to drive the chin support to rise and fall relative to the base; A control component is disposed on the base and located on one side of the optometry component, and the control component is electrically connected to the optometry component and the lifting component.
2. The elevating device for a chin rest of an optometry apparatus according to claim 1, wherein The base has a receiving cavity. The lifting assembly includes a driving member and a driving rod. The driving member is installed in the receiving cavity and is driven to one end of the driving rod. The other end of the driving rod extends out of the receiving cavity and is driven to the chin support.
3. The elevating device for a chin rest of an optometry apparatus according to claim 2, wherein The driving component can be either a motor or a cylinder.
4. The phoropter lower jaw lift of claim 2 wherein, The chin support lifting device for the optometry instrument also includes a lifting frame and a connecting rod. The driving rod is installed on one side of the lifting frame away from the driving component. The other side of the lifting frame is connected to the connecting rod, and the other side of the connecting rod is connected to the chin support.
5. The elevating device for a chin rest of an optometry apparatus according to claim 4, wherein The chin support lifting device for the optometry instrument also includes a connecting seat, one side of which is mounted on the lifting frame and the other side of which is connected to the drive rod.
6. The elevating device for a chin rest of an optometry apparatus according to claim 5, wherein The chin support lifting device for the optometry instrument also includes a locking component. The connecting seat includes a body and a mounting end. The mounting end is located on one side of the body. The body is mounted on the lifting frame. The drive rod is mounted on the mounting end through the locking component.
7. A lower jaw rest lifting device for an optometry apparatus as claimed in any one of claims 4 to 6, wherein, The chin support lifting device for the optometry instrument also includes a guide assembly, which is installed in the receiving cavity, and the lifting frame is slidably connected to the guide assembly.
8. The elevating device for a chin rest of an optometry apparatus according to claim 7, wherein The chin support lifting device for the optometry instrument also includes a mounting base, which is installed in the receiving cavity. The guide assembly includes a guide rail and a slider. The guide rail is installed in the mounting base, one side of the slider is slidably connected to the guide rail, and the other side of the slider is connected to the lifting frame.
9. The elevating device for a chin rest of an optometry apparatus according to claim 8, wherein The guide assembly is provided in two sets, and the two guide assemblies are installed at intervals on the mounting base.
10. The elevating device for a chin rest of an optometry apparatus according to claim 2, wherein The chin support has a placement groove formed on the side surface opposite to the drive rod, and a sponge pad is provided in the placement groove.