CN209847142U - Vision test equipment - Google Patents
Vision test equipment Download PDFInfo
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- CN209847142U CN209847142U CN201822220707.XU CN201822220707U CN209847142U CN 209847142 U CN209847142 U CN 209847142U CN 201822220707 U CN201822220707 U CN 201822220707U CN 209847142 U CN209847142 U CN 209847142U
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Abstract
The utility model discloses a vision test equipment, including the vision test main part, the vision test main part includes: the transverse adjusting part comprises a transverse driving device and a first connecting piece, and the transverse driving device is connected with the first connecting piece; the deflection adjusting part comprises a deflection driving device and a second connecting piece, and the deflection driving device is connected with the second connecting piece; the first connecting piece is sleeved and connected with the deflection driving device; the turntable assembly is fixedly connected with the transverse adjusting part and the deflection adjusting part; the apparatus further comprises: and the detection component is used for detecting the operation information of the transverse adjusting part, the deflection adjusting part and the turntable component and using the operation information for starting to perform feedback adjustment. The utility model discloses a detecting element detects the feedback to adjustment information and adds the mode of secondary regulation again, and the effectual strength that has improved detects the precision, satisfies people's demand.
Description
Technical Field
The utility model relates to the field of medical technology, especially, relate to an eyesight test equipment.
Background
With the development of modern science and technology, people use electronic products for a longer time, so that the vision of people is damaged to different degrees, and the people need to wear glasses. For the matched audience, the matched glasses are the main group due to myopia, and a considerable part of people have the problems of hyperopia, astigmatism and the like. Because the structure of the human eyeball is very precise, the requirement on the precision is very high when the glasses are matched, and the degree needs to be very accurate when the degree is adjusted.
However, in the prior art, the problems that the accuracy is not high enough when the instrument is adjusted and the anteversion angle is not adjusted accurately enough to influence the measurement accuracy exist in the vision test, and the visual sense is influenced.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a for effectively overcome the above-mentioned defect that prior art exists, creatively provides a vision test equipment.
An aspect of the utility model provides a vision test equipment, equipment includes the vision test main part, the vision test main part includes: the transverse adjusting part comprises a transverse driving device and a first connecting piece, and the transverse driving device is connected with the first connecting piece and is used for driving the first connecting piece to move in a first direction; the deflection adjusting part comprises a deflection driving device and a second connecting piece, the deflection driving device is connected with the second connecting piece and is used for driving the second connecting piece to rotate along a second direction, and the second direction is perpendicular to the first direction; the first connecting piece is sleeved and connected with the deflection driving device; the rotary disc assembly is fixedly connected with the transverse adjusting part and the deflection adjusting part and comprises a rotary disc driving device and a mirror placing disc, and the rotary disc driving device is connected with the mirror placing disc through a gear; the apparatus further comprises: the detection assembly, detection assembly install in on the eyesight test main part, detection assembly includes controller and detector, the controller be used for receiving preset target data and to horizontal drive arrangement, deflection drive arrangement and carousel drive arrangement send first drive request, the detector is used for detecting the operation information of horizontal regulating part, deflection regulating part and carousel subassembly will operation information send to the controller for start controller carries out feedback control.
In one embodiment, according to the above method of the present invention, the detector sends the operation information to the controller, and the controller is activated to perform feedback adjustment including: when the controller judges that the operation information accords with the preset target data, generating stop information and sending the stop information to the transverse driving device, the deflection driving device and the turntable driving device; and when the controller judges that the operation information does not accord with the preset target data, generating a second driving request and sending the second driving request to the transverse driving device, the deflection driving device and the turntable driving device so as to adjust.
In one embodiment, according to the above method of the present invention, the controller includes a first controller and a second controller, the detector includes a first detector and a second detector, the first controller and the first detector are connected to the lateral adjustment portion and the deflection adjustment portion, and the second controller and the second detector are connected to the turntable assembly.
In one embodiment, according to the above method of the present invention, the first detector detects the operation information of the lateral adjustment part and the deflection adjustment part and sends the operation information to the first controller for starting the first controller to perform feedback adjustment; the second detector detects the operation information of the turntable assembly and sends the operation information to the second controller, and the second controller is started to perform feedback adjustment.
In one embodiment, according to the above method of the present invention, the preset target data includes at least a pupil distance, an anteversion angle, and a myopia degree.
In one embodiment, according to the above method of the present invention, the lateral driving device includes a first motor and a lead screw, the first motor drives the lead screw to rotate, and the lead screw is sleeved with the first connecting member and is in threaded connection with the first connecting member, so as to drive the first connecting member to move in a first direction.
In an embodiment, according to the above method of the present invention, the turntable assembly further comprises a mounting frame, wherein a rectangular groove is formed on the mounting frame.
In one embodiment, according to the above method of the present invention, the deflection driving device includes a second motor and a worm gear, the second connecting member is an eccentric shaft, the second motor drives the worm gear to rotate, and the worm gear is in gear connection with the eccentric shaft to drive the eccentric shaft to rotate.
In one embodiment, according to the above method of the present invention, the eccentric shaft assembly is clamped in the rectangular groove for driving the turntable assembly to perform a deflection motion.
In one embodiment, according to the above method of the present invention, the turntable driving device and the lens placing disk are mounted on the mounting frame, and the lens placing disk at least includes a spherical lens disk.
The utility model discloses a mode that drive control instrument adjusted interpupillary distance and front rake has realized adjusting the high accuracy of interpupillary distance and front rake, and simultaneously, the operation of horizontal regulation portion, deflection regulation portion and carousel subassembly is adjusted respectively to a plurality of drive arrangement, has realized the combination of multiple different degrees and the requirement of accurate adjustment astigmatic axis position to solve traditional instrument and adjust the problem that the precision is high inadequately, effectively improve automation and the accuracy that the instrument was adjusted.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:
in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.
Fig. 1 is a schematic partial structural diagram of a vision testing device according to an embodiment of the present invention;
fig. 2 is a schematic view of a partial structure of a vision testing device according to an embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of a vision testing device according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a partial structure of a vision testing apparatus according to an embodiment of the present invention.
Detailed Description
To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 4, the present invention provides a vision testing device, which includes a vision testing body, the vision testing body includes: the transverse adjusting part comprises a transverse driving device 101 and a first connecting piece 102, wherein the transverse driving device 101 is connected with the first connecting piece 102 and is used for driving the first connecting piece 102 to move in a first direction, namely transverse translation; the deflection adjusting part comprises a deflection driving device 103 and a second connecting piece 104, the deflection driving device 103 is connected with the second connecting piece 104 and is used for driving the second connecting piece 104 to rotate along a second direction, namely, the second direction is vertical to the first direction by taking the vertical direction as an axis; the first connecting piece 102 is sleeved and connected with the deflection driving device 103; the turntable assembly 105 is fixedly connected with the transverse adjusting part and the deflection adjusting part, the turntable assembly 105 comprises a turntable driving device 106 and a mirror placing disk 107, and the turntable driving device 106 is in gear connection with the mirror placing disk 107;
preferably, the rotating disc assembly 105 is fixedly connected to the first connecting member 102, and when the transverse driving device 101 drives the first connecting member 102 to move in the first direction, the first connecting member 102 drives the rotating disc assembly 105 to move in the first direction. Similarly, when the deflection driving device 103 drives the second connecting element 104 to rotate in a second direction perpendicular to the first direction, the second connecting element 104 also drives the rotating disc assembly 105 to deflect in the second direction, thereby realizing the adjustment of the interpupillary distance and the adjustment of the anteversion angle in the horizontal direction. In the turntable assembly 105, the rotation of the mirror placing disc 107 is automatically controlled through the turntable driving device 106, so that the precision adjustment of the optometry instrument is realized, the automation is improved, and meanwhile, the optometry precision is greatly improved through the driving control mode.
In this embodiment, the apparatus further includes: the detection assembly is installed on the vision testing main body and comprises a controller and a detector, the controller is used for receiving preset target data and sending a first driving request to the transverse driving device 101, the deflection driving device 103 and the turntable driving device 106, and the detector is used for detecting running information of the transverse adjusting portion, the deflection adjusting portion and the turntable assembly 105 and sending the running information to the controller and starting the controller to perform feedback adjustment.
The preset target data comprises vision degree information, pupil distance information and anteversion angle information of the patient. In the first driving request, the lateral driving means 101 is used to receive request information on the interpupillary distance, the yaw driving means 103 is used to receive request information on the anteversion angle, and the dial driving means 106 is used to receive request information on the number of degrees of vision. The detection assembly comprises a plurality of detectors which are respectively connected with the transverse adjusting part, the deflection adjusting part and the turntable assembly 105, and detect and obtain a plurality of operation information, such as transverse displacement, deflection angle and turntable rotation angle, so as to send the operation information to the controller for starting feedback adjustment. The utility model discloses not only put mirror plate 107 and horizontal regulation portion, the accurate regulation of the mode of the regulation portion that deflects through intelligent regulation, detect the feedback and add the mode of secondary regulation through feedback device to adjustment information moreover, effectual improvement detect the precision, satisfy people's demand.
In one embodiment, the detector sends the operation information to the controller, and the starting of the controller for feedback adjustment comprises the following steps: when the controller judges that the operation information accords with preset target data, generating stop information and sending the stop information to the transverse driving device 101, the deflection driving device 103 and the turntable driving device 106; when the controller judges that the operation information does not conform to the preset target data, a second driving request is generated and sent to the lateral driving device 101, the yaw driving device 103 and the turntable driving device 106, so that adjustment is performed.
The preset target data at least comprise a pupil distance, an anteversion angle and a myopia degree, and can be specifically set according to the vision condition of an object, if the preset target data can be selected to be 25 degrees for right eye myopia, 75 degrees for left eye hyperopia, 61 millimeters for the pupil distance and 8 degrees for the anteversion angle, the corresponding left lens placing disc 107 rotating angle is 30 degrees, the right lens placing disc 107 rotating angle is 60 degrees, the transverse adjusting part is transversely displaced by +3mm, and the deflection adjusting part is deflected by 8 degrees. If the detected multiple pieces of operation information are that the rotation angle of the left mirror placing disk 107 should be 30 degrees, the rotation angle of the right mirror placing disk 107 should be 60 degrees, the transverse displacement of the transverse adjusting part is +3mm, and the deflection angle of the deflection adjusting part is 8 degrees, the operation information accords with preset target data, stop information is generated and sent to the transverse driving device 101, the deflection driving device 103 and the turntable driving device 106;
if the detected operation information is that the rotation angle of the left mirror placing disk 107 is 29 degrees, the rotation angle of the right mirror placing disk 107 is 60 degrees, the transverse displacement of the transverse adjusting part is +2mm, and the front inclination angle is 7 degrees, the operation information does not accord with preset target data, specifically, the deflection angle and the transverse displacement do not accord with each other, second driving information is generated and sent to the driving device, preferably, the second driving information should include the rotation angle of the left mirror placing disk 107 of 1 degree, the right mirror placing disk 107 stops, the transverse displacement of the transverse adjusting part is +2mm, and the deflection displacement of the deflection adjusting part is 1 degree. The utility model discloses a feedback device feedback after detecting to can carry out the secondary and adjust, effectively improve and detect the regulation precision, reduce the error.
In one embodiment, the controller includes a first controller and a second controller, the detector includes a first detector and a second detector, the first controller and the first detector are coupled to the lateral adjustment portion and the yaw adjustment portion, and the second controller and the second detector are coupled to the turntable assembly 105.
After the preset target data is input, the first controller receives and processes the preset target data to obtain a first driving request, and then sends the first driving request to the transverse driving device 101, the deflection driving device 103 and the turntable driving device 106, so that the transverse driving device 101 and the deflection driving device 103 respectively drive the transverse adjusting part and the deflection adjusting part to operate, and the turntable driving device 106 drives the plurality of mirror placing disks 107 to operate. Of course, after the preset target data is input, the first controller and the second controller may also receive and process the data at the same time to obtain a first driving request, and then the first controller and the second controller respectively send the first driving request to the transverse driving device 101, the yaw driving device 103, and the turntable driving device 106. The method for driving the plurality of driving devices to drive each part to operate is controlled by the controller through the controllers respectively, driving operation is controlled accurately, and adjustment accuracy is improved effectively.
In one embodiment, the first detector detects the operation information of the transverse adjusting part and the deflection adjusting part and sends the operation information to the first controller for starting the first controller to perform feedback adjustment; the second detector detects operational information of the turret assembly 105 and sends it to the second controller for actuating the second controller for feedback adjustment.
Preferably, the first detector is a displacement sensor, the second detector is a hall sensor, the displacement sensor comprises a displacement sensing piece, the displacement sensing piece can be arranged at a proper position on the transverse adjusting part and the deflection adjusting part according to specific conditions, and when the transverse adjusting part and the deflection adjusting part start to operate, the displacement sensor detects actual operation conditions through the sensing piece and sends the actual operation conditions to the first controller for starting feedback adjustment. The mirror placing disc 107 in the rotary disc assembly 105 comprises a ball mirror disc and an auxiliary disc, hole grooves are formed in the ball mirror disc and the auxiliary disc and used for placing magnets, the Hall sensor can be placed in a proper position of the rotary disc assembly 105 according to specific conditions, and the operating condition of the mirror placing disc 107 is detected through magnetoelectric induction and sent to the second controller and used for starting feedback adjustment. The sensor is adopted to detect the operation information of each part of the equipment in real time, so that the effect of accurately adjusting the instrument in real time is realized, and the intellectualization of vision test is improved.
In one embodiment, the transverse driving device 101 includes a first motor and a lead screw, the first motor drives the lead screw to rotate, and the lead screw is sleeved with the first connecting member 102 and is in threaded connection with the first connecting member 102 for driving the first connecting member 102 to move in the first direction. Wherein, first connecting piece 102 and carousel subassembly 105 fixed connection drive whole carousel subassembly 105 also to move in the first direction when first connecting piece 102 moves in the first direction to the realization is to the accurate regulation of interpupillary distance.
In one embodiment, the deflection driving device 103 includes a second motor and a worm gear, the second connecting member 104 is an eccentric shaft member, the second motor drives the worm gear to rotate, and the worm gear is in gear connection with the eccentric shaft member for driving the eccentric shaft member to rotate. The turntable assembly 105 further comprises a mounting frame, a rectangular groove 108 is formed in the mounting frame, the turntable driving device 106 and the mirror placing disk 107 are mounted on the mounting frame, the mirror placing disk 107 at least comprises a spherical mirror disk, and the eccentric shaft assembly is clamped in the rectangular groove 108 and used for driving the turntable assembly 105 to deflect.
Wherein, eccentric shaft spare and worm fixed connection drive eccentric shaft spare rotation when the worm rotates, and the eccentric shaft spare that presss from both sides and locate in rectangular channel 108 moves along the oval orbit. One side of the rotary disc assembly 105 is fixedly connected with the first connecting piece 102, and the other side of the rotary disc assembly is connected with the deflection adjusting part through the rectangular groove 108, when the eccentric shaft element moves, the rotary disc assembly 105 connected with the eccentric shaft element is driven to deflect, so that the deflection angle is adjusted, and the precise adjustment of the front rake angle is realized.
The utility model discloses a mode of interpupillary distance and anterake is adjusted to the drive control instrument has realized adjusting the high accuracy of interpupillary distance and anterake, and simultaneously, the operation of horizontal regulation portion, deflection regulation portion and carousel subassembly 105 is adjusted respectively to a plurality of drive arrangement, has realized the combination of multiple different degrees and the requirement of accurate adjustment astigmatic axis position to solve the problem that the precision was adjusted to traditional instrument and high inadequately, effectively improve automation and the accuracy that the instrument was adjusted.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A vision testing device, characterized in that the device comprises a vision testing body comprising:
the transverse adjusting part comprises a transverse driving device and a first connecting piece, and the transverse driving device is connected with the first connecting piece and is used for driving the first connecting piece to move in a first direction;
the deflection adjusting part comprises a deflection driving device and a second connecting piece, the deflection driving device is connected with the second connecting piece and is used for driving the second connecting piece to rotate along a second direction, and the second direction is perpendicular to the first direction; the first connecting piece is sleeved and connected with the deflection driving device;
the rotary disc assembly is fixedly connected with the transverse adjusting part and the deflection adjusting part and comprises a rotary disc driving device and a mirror placing disc, and the rotary disc driving device is connected with the mirror placing disc through a gear;
the apparatus further comprises:
the detection assembly, detection assembly install in on the eyesight test main part, detection assembly includes controller and detector, the controller be used for receiving preset target data and to horizontal drive arrangement, deflection drive arrangement and carousel drive arrangement send first drive request, the detector is used for detecting the operation information of horizontal regulating part, deflection regulating part and carousel subassembly will operation information send to the controller for start controller carries out feedback control.
2. The apparatus of claim 1, wherein the detector sends the operational information to the controller for initiating the controller to make feedback adjustments comprising:
when the controller judges that the operation information accords with the preset target data, generating stop information and sending the stop information to the transverse driving device, the deflection driving device and the turntable driving device;
and when the controller judges that the operation information does not accord with the preset target data, generating a second driving request and sending the second driving request to the transverse driving device, the deflection driving device and the turntable driving device so as to adjust.
3. The apparatus of claim 2, wherein the controller comprises a first controller and a second controller, the detector comprises a first detector and a second detector, the first controller and the first detector are coupled to the lateral adjustment portion and the yaw adjustment portion, and the second controller and the second detector are coupled to the turntable assembly.
4. The apparatus of claim 3, wherein the first detector detects operation information of the lateral adjustment part and the yaw adjustment part and sends the operation information to the first controller for starting the first controller to perform feedback adjustment; the second detector detects the operation information of the turntable assembly and sends the operation information to the second controller, and the second controller is started to perform feedback adjustment.
5. The apparatus of claim 2 wherein the preset target data includes at least the interpupillary distance, the anteversion angle, and the near vision power.
6. The apparatus according to claim 1, wherein the lateral driving device comprises a first motor and a lead screw, the first motor drives the lead screw to rotate, and the lead screw is sleeved with the first connecting member and is in threaded connection with the first connecting member, so as to drive the first connecting member to move in a first direction.
7. The apparatus of claim 1, wherein the turntable assembly further comprises a mounting bracket having a rectangular slot formed therein.
8. The apparatus of claim 7, wherein the deflection driving device comprises a second motor and a worm gear, the second connecting member is an eccentric shaft member, the second motor drives the worm gear to rotate, and the worm gear is in gear connection with the eccentric shaft member for driving the eccentric shaft member to rotate.
9. The apparatus of claim 8, wherein said eccentric shaft assembly is clamped in said rectangular slot for imparting a yaw motion to said turntable assembly.
10. The apparatus of claim 7, wherein the turntable drive and the mirror mount are mounted on the mounting frame, the mirror mount including at least a ball mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822220707.XU CN209847142U (en) | 2018-12-28 | 2018-12-28 | Vision test equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822220707.XU CN209847142U (en) | 2018-12-28 | 2018-12-28 | Vision test equipment |
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| CN209847142U true CN209847142U (en) | 2019-12-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109497942A (en) * | 2018-12-28 | 2019-03-22 | 杭州精飞光学仪器制造有限公司 | A kind of vision testing device |
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2018
- 2018-12-28 CN CN201822220707.XU patent/CN209847142U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109497942A (en) * | 2018-12-28 | 2019-03-22 | 杭州精飞光学仪器制造有限公司 | A kind of vision testing device |
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