Double-platform integrated optometry device

Abstract

The invention discloses a double-platform integrated optometry device which comprises a front-end lens module, a transmitting part, a receiving part, a focusing assembly, a first driving assembly, a transverse moving assembly, a front-back moving assembly, a height moving assembly, a first platform and a second platform installed above the first platform. The front-end lens module and the receiving part are installed on the first platform, the transmitting part is installed on the second platform, and the first platform and the second platform are each provided with a plurality of light splitting assemblies used for being matched with light paths of the transmitting part and the receiving part. The first platform and the second platform are arranged in the device, and the transmitting component and the receiving component are mounted in a layered manner, so that the internal space is reasonably arranged, the size of the whole device is greatly reduced, and the first platform and the second platform which are arranged in a layered manner are also convenient for mounting of each module and assembly; the optometry device is more flexible to use due to the arrangement of the multiple movable assemblies, and the examination efficiency of doctors is improved.

Description

Technical Field

[0001] The invention relates to the field of optical instruments, in particular to a dual-platform integrated optometry device. Background Art

[0002] The interior of the optometry device usually includes an object image module, a human eye imaging module, a relay lens module, a laser light module, and a spectroscopic component that controls the change of the optical path. These key components each have different functions and work together to achieve accurate optometry results. However, since these modules and components are arranged at the same level, the volume of the entire device is greatly increased. In the examination room, the huge device not only occupies more desktop area, but also is difficult to move and adjust due to its large shape. Summary of the invention

[0003] In view of the shortcomings of the prior art, the purpose of the present invention is to provide a dual-platform integrated optometry device, by arranging a first platform and a second platform in the device, the transmitting component and the receiving component are installed in layers, so that the internal space is reasonably laid out, and the volume of the entire device is greatly reduced. In addition, the layered first platform and the second platform also facilitate the installation between various modules and components.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a dual-platform integrated eye test device, comprising a front-end lens module, a transmitting component, a receiving component, a focusing component, a first driving component, a lateral movable component, a front-back movable component, a height movable component, a first platform, and a second platform installed above the first platform, the front-end lens module and the receiving component are installed on the first platform, the transmitting component is installed on the second platform, the first platform and the second platform are both provided with a plurality of splitter components for coordinating the optical paths of the transmitting component and the receiving component, the lateral movable component is used to control the lateral movement of the first platform, the front-back movable component is used to control the front-back movement of the first platform, and the height movable component is used to control the height movement of the first platform.

[0005] As a further improvement of the present invention, the transmitting component includes an object image module and a laser light module, the receiving component includes a human eye imaging module and a relay lens module, the focusing component and the first driving component are installed on the first platform and the focusing component is arranged corresponding to the object image module, and a notch for the movement of the focusing component is provided on the second platform, and the first driving component controls the focusing component to move away from or close to the object image module for focusing.

[0006] As a further improvement of the present invention, the focusing assembly includes a focusing lens, a connecting plate, and a first guide rail. The connecting plate is movably connected to the first guide rail, and the first guide rail is fixedly connected to the first platform. The focusing lens is mounted on the connecting plate and arranged corresponding to the object-image module. The connecting plate is provided with a through hole for the light path to pass through at a position corresponding to the object-image module. The first driving assembly drives the connecting plate to move on the first guide rail to control the focusing lens to approach or move away from the object-image module at the notch.

[0007] As a further improvement of the present invention, a sliding block is provided between the connecting plate and the first guide rail, and the connecting plate is fixedly connected to the sliding block.

[0008] As a further improvement of the present invention, the first guide rail is provided with a limit seat in the direction in which the slider moves, and the limit seat is used to limit the maximum stroke of the connecting plate.

[0009] As a further improvement of the present invention, a position sensor for detecting the maximum stroke of the focusing assembly is provided on the second platform, a detection plate is fixedly connected to one side of the connecting plate, and the position sensor is arranged on a trajectory corresponding to the movement of the detection plate on the second platform.

[0010] As a further improvement of the present invention, the first drive assembly includes a first drive motor installed on the first platform, a first screw rod installed on the first drive motor, and a first nut seat installed on the first screw rod, the first nut seat is fixedly connected to the connecting plate, the connecting plate is provided with a first through hole for the first screw rod to pass through, the first screw rod is driven by the first drive motor to drive the connecting plate to move on the first guide rail, and the connecting plate is provided with a second through hole for the first screw rod to pass through at a position corresponding to the first screw rod.

[0011] As a further improvement of the present invention, the transverse movable component includes a first base, a first movable plate, a second guide rail installed in pairs on the first base, and a second drive component for driving the first movable plate to move on the second guide rail. The first movable plate is movably connected to the second guide rail. The second drive component includes a second drive motor installed on the first base, a second screw rod installed on the second drive motor, and a second nut seat installed on the second screw rod. The nut seat is fixedly connected to the first movable plate.

[0012] As a further improvement of the present invention, the front and rear movable components include a second base installed on the first movable plate, a second movable plate, a third guide rail installed in pairs on the second base, and a third drive component for driving the second movable plate to move on the third guide rail. The second movable plate is movably connected to the third guide rail, and the first platform is fixedly connected to the second movable plate. The third drive component includes a third drive motor installed on the second base, a third screw rod installed on the third drive motor, and a third nut seat installed on the third screw rod. The third nut seat is fixedly connected to the second movable plate.

[0013] As a further improvement of the present invention, the height movable component includes a frame plate, several columns installed between the first movable plate and the second base, the second base is sleeved on several columns and can move along the height direction of the columns, the columns are all sleeved with reset springs for supporting the second base, the frame plate is fixedly connected to adjacent columns, and the frame plate is provided with a fourth drive component for driving the second base to move on the columns, the fourth drive component includes a fourth drive motor, a fourth screw rod installed on the fourth drive motor, and a fourth nut seat installed on the fourth screw rod, and the fourth nut seat is fixedly connected to the second base.

[0014] The beneficial effects of the present invention are as follows: by arranging the first platform and the second platform in the device, the transmitting component and the receiving component are installed in layers, so that the internal space is reasonably laid out and the volume of the entire device is greatly reduced. The layered first platform and the second platform also facilitate the installation of various modules and components, and the setting of multiple groups of movable components makes the use of the optometry device more flexible, thereby improving the doctor's examination efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present invention; Figure 2 This is a schematic diagram of the structure of the first platform and the second platform in an embodiment of the present invention; Figure 3 This is a schematic diagram of the structure of the first platform and the second platform from another perspective according to an embodiment of the present invention; Figure 4 A schematic diagram of hiding the second platform for an embodiment of the present invention; Figure 5 This is a schematic diagram of the structure of the first driving component according to an embodiment of the present invention; Figure 6 This is a schematic diagram of driving a focusing assembly according to an embodiment of the present invention; Figure 7 It is a schematic diagram of a transverse movable assembly and a front and rear movable assembly according to an embodiment of the present invention; Figure 8 Schematic diagram of highly movable components of an embodiment of the present invention.

[0016] Reference numerals: 1. first platform; 101. position sensor; 102. detection board; 2. second platform; 21. notch; 3. object-image module; 4. focusing assembly; 41. focusing lens; 42. connecting plate; 43. first guide rail; 44. limit seat; 5. first driving assembly; 51. first driving motor; 52. first screw rod; 53. first nut seat; 54. first through hole; 55. second through hole; 6. front-end lens module; 7. human eye imaging module; 8. laser light module; 9. relay lens module; 10; first beam splitter lens; 11. second beam splitter lens; 12. third beam splitter lens; 13. fourth beam splitter lens; 14. fifth beam splitter lens; 15. first object-image eyepiece; 16. first beam splitter prism; 17. Second beam splitter prism; 18. Second object-image eyepiece; 19. Laterally movable assembly; 191. First base; 192. First movable plate; 193. Second guide rail; 194. Second drive assembly; 195. Second drive motor; 196. Second screw rod; 197. Second nut seat; 20. Front-rear movable assembly; 201. Second base; 202. Second movable plate; 203. Third guide rail; 204. Third drive assembly; 205. Third drive motor; 206. Third screw rod; 207. Third nut seat; 21. Height movable assembly; 211. Column; 212. Return spring; 213. Fourth drive assembly; 214. Fourth drive motor; 215. Fourth screw rod; 216. Fourth nut seat. DETAILED DESCRIPTION

[0017] The present invention will be further described below in detail with reference to the embodiments shown in the accompanying drawings.

[0018] Reference Figure 1-8As shown, a dual-platform integrated optometry device includes a front-end lens module 6, a transmitting component, a receiving component, a focusing component 4, a first driving component 5, a lateral movable component 19, a front-back movable component 20, a height movable component 21, a first platform 1, and a second platform 2 installed above the first platform 1, the front-end lens module 6 and the receiving component are installed on the first platform 1, the transmitting component is installed on the second platform 2, and the first platform 1 and the second platform 2 are both provided with a plurality of splitter components for coordinating the optical paths of the transmitting component and the receiving component, the lateral movable component 19 is used to control the movement of the first platform 1 in the lateral direction, the front-back movable component 20 is used to control the movement of the first platform 1 in the front-back direction, and the height movable component 21 is used to control the movement of the first platform 1 in the height direction. The front-end lens module 6 is arranged at the front end of the first platform 1 and is used to correspond to the eyes of the person being tested. The light emitted by the emitting component reaches the front-end lens module 6 to the eyes of the person being tested through the spectroscopic component. The eye information obtained by the front-end lens module 6 is reflected to the spectroscopic component to reach the receiving component. By arranging the first platform 1 and the second platform 2 in the device and installing the emitting component and the receiving component in layers, the internal space is reasonably laid out, and the volume of the entire device is greatly reduced. The layered first platform 1 and the second platform 2 also facilitate the installation between each module and component.

[0019] The transmitting component includes an object image module 3 and a laser light module 8, the receiving component includes a human eye imaging module 7 and a relay lens module 9, the focusing component 4 and the first driving component 5 are installed on the first platform 1 and the focusing component 4 is arranged corresponding to the object image module 3, the second platform 2 is provided with a notch 21 for the focusing component 4 to move, the first driving component 5 controls the focusing component 4 to move away from or close to the object image module 3 for focusing, the human eye imaging module 7 is used to obtain eye image information, the relay lens module 9 is used to measure the refractive power of the eye, the laser light module 8 is used to emit light, and the object image module 3 is used to emit light to form a picture image for observation by the person being tested, As attached Figure 2-3As shown, the beam splitter assembly includes a first beam splitter lens 10, a second beam splitter lens 11, a third beam splitter lens 12, a fourth beam splitter lens 13, a fifth beam splitter lens 14, a first beam splitter prism 16, and a second beam splitter prism 17. The first beam splitter lens 10 and the second beam splitter lens 11 are both mounted on the first platform 1 and cooperate with the relay lens module 9 and the human eye imaging module 7 respectively. A first object image eyepiece 15 is provided between the first beam splitter lens 10 and the second beam splitter lens 11. The third beam splitter lens 12 and the fourth beam splitter lens 13 are mounted on the second platform 2. The third beam splitter lens 12 cooperates with the object-image module 3, the fifth beam splitter lens 14 is installed on the first platform 1 and is directly opposite to the bottom of the fourth beam splitter lens 13, a second object-image eyepiece 18 is provided between the third beam splitter lens 12 and the fourth beam splitter lens 13, the first beam splitter prism 16 is installed on the second platform 2 and corresponds to the position of the laser emitting component, the second beam splitter prism 17 is installed on the first platform 1 and corresponds to the position of the first beam splitter prism 16, and an opening is provided on the second platform 2 for the first beam splitter prism 16 to reflect light to the second beam splitter prism 17, refer to Figure 4 In this embodiment, the front end lens module 6, the first beam splitter lens 10, the second beam splitter prism 17, and the relay lens module 9 are correspondingly arranged, so that the internal structure can be compact and the arrangement of the optical path is convenient.

[0020] The object-image module 3 emits light to pass through the third beam splitter lens 12, the second object-image eyepiece 18, the fourth beam splitter lens 13, the fifth beam splitter lens 14, the second beam splitter lens 11, the first object-image eyepiece 15, and the first beam splitter lens 10 to reach the front-end lens module 6; the laser light module 8 emits light to pass through the first beam splitter prism 16, the second beam splitter prism 17, and the first beam splitter lens 10 to reach the front-end lens module 6; the front-end lens module 6 reflects the acquired eye information to the first beam splitter lens 10 and the second beam splitter prism 17 to reach the relay lens module 9; the front-end lens module 6 reflects the acquired eye information to the first beam splitter lens 10, the first object-image eyepiece 15, and the second beam splitter lens 11 to reach the human eye imaging module 7.

[0021] A position sensor 101 for detecting the maximum stroke of the focusing component 4 is provided on the second platform 2. The position sensor 101 is provided to prevent the focusing component 4 from exceeding the stroke and causing mechanical collision or damage. The focusing component 4 includes a focusing lens 41, a connecting plate 42, and a first guide rail 43. The connecting plate 42 is movably connected to the first guide rail 43. The first guide rail 43 is fixedly connected to the first platform 1. The focusing lens 41 is installed on the connecting plate 42 and is arranged corresponding to the object-image module 3. The connecting plate 42 is provided with a through hole for the light path to pass through at the position corresponding to the object-image module 3. The light path emitted by the object-image module 3 can enter the focusing lens 41 through the through hole. The first driving component 5 drives the connecting plate 42 to move on the first guide rail 43 to control the focusing lens 41 to approach or move away from the object-image module 3 at the notch 21. The first guide rail 43 installed on the first platform 1 enables the focusing lens 41 to move in a straight line along the first guide rail 43 to avoid deviation or shaking during the movement. In order to facilitate the adjustment of the installation height of the first guide rail 43, a cushion block is provided between the first guide rail 43 and the first platform 1. In this embodiment, the notch 21 is semi-open, which provides sufficient range of movement for the focusing component 4 and also reduces the redundancy of the internal space. In other embodiments, the notch 21 can be in the shape of a through hole, and the connecting plate 42 is further guided by the inner wall surface of the through hole.

[0022] A slider is provided between the connecting plate 42 and the first guide rail 43, and the connecting plate 42 is fixedly connected to the slider. The slider cooperates with the first guide rail 43 to make the installation of the connecting plate 42 more convenient. A detection plate 102 is fixedly connected to one side of the connecting plate 42. The position sensor 101 is arranged on the trajectory of the movement of the detection plate 102 corresponding to the second platform 2. In this embodiment, the position sensor 101 is fixedly connected to the second platform 2 by bolts. A threaded seat is provided between the position sensor 101 and the second platform 2. The threaded seat is provided for adjusting the height of the position sensor 101 so that the position sensor 101 and the detection plate 102 can fully cooperate. The first guide rail 43 is provided with a limit seat 44 in the direction of the slider movement. The limit seat 44 is used to limit the maximum stroke of the connecting plate 42.

[0023] The first driving component 5 includes a first driving motor 51 installed on the first platform 1, a first screw rod 52 installed on the first driving motor 51, and a first nut seat 53 installed on the first screw rod 52. The first nut seat 53 is fixedly connected to the connecting plate 42. The connecting plate 42 is provided with a first through hole 54 for the first screw rod 52 to pass through. The first screw rod 52 is driven by the first driving motor 51 to drive the connecting plate 42 to move on the first guide rail 43. The connecting plate 42 is provided with a second through hole 55 for the first screw rod 52 to pass through at a position corresponding to the first screw rod 52. The second through hole 55 is provided so that the installation length of the first screw rod 52 can be increased, thereby increasing the movable stroke of the connecting plate 42 on the first guide rail 43. In this embodiment, the first driving component 5 is installed directly below the object-image module 3, and the first driving motor 51 is installed on the first platform 1 through a motor mounting frame, so that the first screw rod 52 and the first through hole 54 and the second through hole 55 are on the same axis.

[0024] The transverse movable component 19 includes a first base 191, a first movable plate 192, a second guide rail 193 installed in pairs on the first base 191, and a second driving component 194 for driving the first movable plate 192 to move on the second guide rail 193. The first movable plate 192 is movably connected to the second guide rail 193. The second driving component 194 includes a second driving motor 195 installed on the first base 191, a second screw rod 196 installed on the second driving motor 195, and a second nut seat 197 installed on the second screw rod 196. The nut seat is fixedly connected to the first movable plate 192, and the second screw rod 196 is driven by the second driving motor 195, so that the second nut seat 197 can drive the first movable plate 192 to move in the transverse direction on the second guide rail 193. In this embodiment, a slider is provided between the first movable plate 192 and the second guide rail 193, and the first movable plate 192 is movably matched with the second guide rail 193 through the slider.

[0025] The front and rear movable assembly 20 includes a second base 201 mounted on the first movable plate 192, a second movable plate 202, a third guide rail 203 mounted in pairs on the second base 201, and a third driving assembly 204 for driving the second movable plate 202 to move on the third guide rail 203. The second movable plate 202 is movably connected to the third guide rail 203, the first platform 1 is fixedly connected to the second movable plate 202, and the third driving assembly 204 includes a third driving motor 205 mounted on the second base 201, and a third screw rod 206 mounted on the third driving motor 205. , a third nut seat 207 installed on the third screw rod 206, the third nut seat 207 is fixedly connected to the second movable plate 202, the second base 201 is installed on the first movable plate 192, and can move with the first movable plate 192, the third screw rod 206 is driven by the third driving motor 205, so that the third nut seat 207 can drive the second movable plate 202 to move in the front and rear directions on the third guide rail 203. In this embodiment, a slider is provided between the second movable plate 202 and the third guide rail 203, and the second movable plate 202 is movably cooperated with the third guide rail 203 through the slider.

[0026] The height movable component 21 includes a frame plate, a plurality of columns 211 installed between the first movable plate 192 and the second base 201, the second base 201 is sleeved on the plurality of columns 211 and can move along the height direction of the columns 211, the columns 211 are sleeved with return springs 212 for supporting the second base 201, the columns 211 are fixedly connected to the first movable plate 192, the frame plate is fixedly connected to the adjacent columns 211, the frame plate is provided with a fourth driving component 213 for driving the second base 201 to move on the columns 211, the fourth driving component 213 includes a fourth driving motor 214, a fourth screw rod 215 installed on the fourth driving motor 214, and a fourth screw rod 216 installed on the fourth screw rod 217. The fourth nut seat 216 on the rod 215 is fixedly connected to the second base 201. The frame plate is installed on the column 211 as a support for the fourth drive assembly 213, and also limits the height of the upward movement of the second base 201. In other embodiments, a flange can be provided on the column 211 to prevent the base from being pushed out of the column 211 due to the reset spring 212, so that the fourth drive assembly 213 can be reliably installed on the frame plate. The fourth screw rod 215 is driven by the fourth drive motor 214, so that the fourth nut seat 216 can drive the second base 201 to move in the height direction on the column 211. The reset spring 212 sleeved on the column 211 allows the second base 201 to be stable when moving or resetting.

[0027] The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A dual-platform integrated optometry device, characterized in that: The invention comprises a front-end lens module, a transmitting component, a receiving component, a focusing component, a first driving component, a transverse movable component, a front-back movable component, a height movable component, a first platform, and a second platform installed above the first platform. The front-end lens module and the receiving component are installed on the first platform, and the transmitting component is installed on the second platform. Both the first platform and the second platform are provided with a plurality of light splitting components for coordinating the optical paths of the transmitting component and the receiving component. The transverse movable component is used to control the transverse movement of the first platform, the front-back movable component is used to control the front-back movement of the first platform, and the height movable component is used to control the height movement of the first platform.

2. The dual-platform integrated optometry device according to claim 1, characterized in that: The transmitting component includes an object image module and a laser light module, the receiving component includes a human eye imaging module and a relay lens module, the focusing component and the first driving component are installed on the first platform and the focusing component is arranged corresponding to the object image module, and a notch for the focusing component to move is provided on the second platform, and the first driving component controls the focusing component to move away from or close to the object image module for focusing.

3. The dual-platform integrated optometry device according to claim 2, characterized in that: The focusing assembly includes a focusing lens, a connecting plate, and a first guide rail. The connecting plate is movably connected to the first guide rail, and the first guide rail is fixedly connected to the first platform. The focusing lens is mounted on the connecting plate and arranged corresponding to the object-image module. The connecting plate is provided with a through hole for the light path to pass through at a position corresponding to the object-image module. The first driving assembly drives the connecting plate to move on the first guide rail to control the focusing lens to approach or move away from the object-image module at the notch.

4. The dual-platform integrated optometry device according to claim 3, characterized in that: A sliding block is provided between the connecting plate and the first guide rail, and the connecting plate is fixedly connected to the sliding block.

5. The dual-platform integrated optometry device according to claim 4, characterized in that: The first guide rail is provided with a limit seat in the direction in which the slider moves, and the limit seat is used to limit the maximum stroke of the connecting plate.

6. The dual-platform integrated optometry device according to claim 3 or 4, characterized in that: A position sensor for detecting the maximum stroke of the focusing assembly is disposed on the second platform, a detection plate is fixedly connected to one side of the connecting plate, and the position sensor is disposed on a trajectory corresponding to the movement of the detection plate on the second platform.

7. The dual-platform integrated optometry device according to claim 3 or 4, characterized in that: The first driving assembly includes a first driving motor installed on the first platform, a first screw rod installed on the first driving motor, and a first nut seat installed on the first screw rod. The first nut seat is fixedly connected to the connecting plate. The connecting plate is provided with a first through hole for the first screw rod to pass through. The first screw rod is driven by the first driving motor to drive the connecting plate to move on the first guide rail. The connecting plate is provided with a second through hole for the first screw rod to pass through at a position corresponding to the first screw rod.

8. The dual-platform integrated optometry device according to claim 1, characterized in that: The transverse movable component includes a first base, a first movable plate, a second guide rail installed in pairs on the first base, and a second driving component for driving the first movable plate to move on the second guide rail. The first movable plate is movably connected to the second guide rail. The second driving component includes a second driving motor installed on the first base, a second screw rod installed on the second driving motor, and a second nut seat installed on the second screw rod. The nut seat is fixedly connected to the first movable plate.

9. The dual-platform integrated optometry device according to claim 8, characterized in that: The front and rear movable components include a second base installed on the first movable plate, a second movable plate, a third guide rail installed in pairs on the second base, and a third driving component for driving the second movable plate to move on the third guide rail. The second movable plate is movably connected to the third guide rail, and the first platform is fixedly connected to the second movable plate. The third driving component includes a third driving motor installed on the second base, a third screw rod installed on the third driving motor, and a third nut seat installed on the third screw rod. The third nut seat is fixedly connected to the second movable plate.

10. The dual-platform integrated optometry device according to claim 9, characterized in that: The height movable component includes a frame plate, a plurality of columns installed between the first movable plate and the second base, the second base is sleeved on the plurality of columns and can move along the height direction of the columns, the columns are all sleeved with reset springs for supporting the second base, the frame plate is fixedly connected to adjacent columns, the frame plate is provided with a fourth drive component for driving the second base to move on the columns, the fourth drive component includes a fourth drive motor, a fourth screw rod installed on the fourth drive motor, and a fourth nut seat installed on the fourth screw rod, and the fourth nut seat is fixedly connected to the second base.

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