CN209629633U - A kind of portable visual acuity check device - Google Patents
A kind of portable visual acuity check device Download PDFInfo
- Publication number
- CN209629633U CN209629633U CN201821641939.6U CN201821641939U CN209629633U CN 209629633 U CN209629633 U CN 209629633U CN 201821641939 U CN201821641939 U CN 201821641939U CN 209629633 U CN209629633 U CN 209629633U
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- display equipment
- display
- body frame
- main body
- visual acuity
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Abstract
The utility model belongs to eyesight detection device technical field, more particularly to a kind of novel portable equipment for examining vision.Including human eye contact protection device (101), main body frame (102), visor cylinder (103), interpupillary distance knob (104), lens combination (105), display equipment clamping element (106) and display equipment (107)；The human eye contact protection device is arranged in main body frame (102) inner end; lens combination (105) setting is in visor cylinder (103); interpupillary distance knob (104) is arranged on main body frame (102) for adjusting the distance between visor cylinder (103), and display equipment clamping element (106) is fixed on the outboard end of main body frame (102).Carry it is more convenient, a people with regard to achievable eyesight inspection, operate it is simpler.
Description
Technical field
The utility model belongs to eyesight detection device technical field, fills more particularly to a kind of novel portable eye test
It sets.
Background technique
Existing eyesight detection is completed by visual chart, by maintaining a certain distance to have come with visual chart
At inspection, then check that equipment carries out professional diagnosis inspection by the complicated profession of hospital.However the inspection for passing through visual chart
On the one hand enough spaces are needed, on the other hand needs someone's cooperation that could complete, and the inspection equipment of hospital's profession is on the one hand
General family, which can not buy, to be possessed, and on the other hand there is also the operations of needs profession to complete, in the prior art not yet
A kind of portable visual acuity check device, can either a people can be simply done eyesight detection, check, and carry aspect be convenient for
Family or personal use.
Utility model content
The utility model provides the novel portable eyesight inspection that a kind of carrying is easy, and a people operates with regard to achievable inspection
Look into device.
Specific technical solution is that the portable visual acuity check device includes human eye contact protection device, main body frame, view
Lens barrel, interpupillary distance knob, lens combination, display equipment clamping element and the display equipment for showing visual chart；The human eye contact
Protective device setting is in main body frame inner end, for feeling more comfortable when human eye is attached to above when checking；Lens combination
It is arranged in visor cylinder, makes one to meet state by the eyesight table size in the display equipment seen after lens by the combination of lens
Family's visual chart standard.Display equipment is used to show visual chart information when eye test, is set by the display that lens combination is observed
The size of the visual chart character of standby upper display, it is just consistent with national visual chart standard；Interpupillary distance knob is arranged on main body frame
For adjusting the distance between visor cylinder, display equipment clamping element is fixed on the outboard end of main body frame, for that will show equipment
Step up to fix.
The display equipment is mobile phone, and visual chart is presented by mobile phone.
The display equipment is electronic visual chart display board, and the electronic visual chart display board includes display board and remote control
Device.Display board is used to show that visual chart character information, remote controler match connection with display board and be used to adjust display information.
Equipment clamping element is integrally manufactured forms for display equipment and display, it is not necessary to show equipment in disassembly, show that equipment is direct
Integrally it is arranged with Vission detector.
Show that equipment clamping element is the U-shaped folder part bent downward, display device activity is connected in display equipment clamping element.
It is additionally provided with nut cap outside visor cylinder, for covering the sight for stopping another eye on visor cylinder when checking one eye
It examines.
The utility model has the advantages that equipment for examining vision carrying is more convenient, a people operates simpler with regard to the inspection of achievable eyesight
It is single；By portable visual acuity check device described herein can make eyesight detect it is more convenient, realize in time check and
When prevention in time treatment.
Detailed description of the invention
Structural schematic diagram when Fig. 1 portable visual acuity check device is unassembled.
Fig. 2 is the usage state diagram of portable visual acuity check device.
Fig. 3 is the side view of portable visual acuity check device.
Description of symbols: 101, human eye contact protection device；102, main body frame；103, visor cylinder；103.1, screw thread
Bar；103.2, nut cap；104, interpupillary distance knob；105, lens combination；106, equipment clamping element is shown；107, equipment is shown.
Specific embodiment
In order to solve the inconvenience and Operating Complexity of eyesight detection in the prior art, the specific implementation of the application is such as
Under.
Embodiment 1, as shown in Figure 1-Figure 3, human eye contact protection device 101 are positioned close to the position of human eye for examining
Glasses are against human eye contact protection device 101 to be used to keep user more comfortable, with human eye contact position by client when looking into
Can with rubber or other be made compared with softwood matter；The setting of human eye contact protection device 101, can be in 102 inner end of main body frame
It is fixed by being clamped or by bonding and being threadedly coupled etc..Lens combination 105 is arranged in visor cylinder 103, passes through
Lens combination 103 makes one to meet national visual chart standard by the eyesight table size in the display equipment 107 seen after lens,
Namely people pass through the size and distance of the visual chart observed after visor cylinder 103, with size when regular eyesight table look-up
Far and near ratio is consistent, to be used to show visual chart information when eye test by display equipment 107；Visor cylinder 103 is two
The composition of tubular structure made of a plastics, the eyeglass setting of lens combination 103 at 103 both ends of visor cylinder, can by clamping or
Person bonds to realize fixation, is additionally provided in the side of a wherein visor cylinder 103 and adjusts square threaded rod 103.1, adjusts square threaded rod
103.1 match with square knob 104 is adjusted, that is, are provided on tune square knob 104 and match with square threaded rod 103.1 is adjusted
Gear, the two is mutually ratcheting, square knob 104 is adjusted to rotate, under the action of ratcheting power, so that it may complete two visor cylinders 103
Between relative distance adjusting, be fixedly installed on visor cylinder 103 inside the slide plate and main body frame 102 of a transverse direction and be arranged laterally
Slideway come realize sliding, thus need two visor cylinders 103 close to when adjust interpupillary distance knob 104, be provided with adjust square screw thread
The visor cylinder 103 of bar 103.1 will be close to another, to realize the adjusting of interpupillary distance.Show that equipment clamping element 106 is fixed
In the outboard end of main body frame 102, shows that equipment clamping element 106 is the U-shaped folder part bent downward, also set on the inside of U-shaped folder part
It is equipped with non-slip mat 106.1, display 107 activity of equipment is connected in display equipment clamping element 106, shows equipment clamping element certainly
106 can also be spring clip or other can be realized the device that display equipment 107 is fixed.And then pass through lens combination
And the setting of whole equipment device, realize the inspection that eyesight is completed by portable visual acuity check device described herein.
The preferred display equipment is mobile phone, completes the visual chart of suitable proportion by installing visual chart APP program on mobile phone
Display.Cell phone application program is detected by eyesight to realize the display of the visual chart of suitable proportion on mobile phone.The program
The visual chart information that suitable proportion can be shown after middle opening software may then pass through up and down adjustment or left and right adjusting to realize
The display of different size of visual chart character is first gradually reduced, then until not seeing when in use since biggish character
Chu position, then confirm repeatedly, the minimum a line that can be seen clearly is finally navigated to, eyesight value is then read on mobile phone, completes view
Power inspection.The realization of the software is relatively simple, and those skilled in the art combine this product principle that can develop same function
Software program.Further software program can also be increased phonetic function, be exactly to click confirmation after completing to check confirmation
Program can voice broadcast eyesight value, more even with can by inspection result send cloud, eyesight tests fitting mechanism can be by cloud number
The eyesight information of client is recognized according to library, the increase of these functions is also all conventional choosing on the basis of technical scheme
It selects.
105 structure of lens combination is specifically that human eye to convex lens distance is 30mm, and convex lens sphere diameter is 35mm, convex lens
It is 55mm to concavees lens distance, the sphere diameter of concavees lens is 7.5mm, concavees lens and mobile phone screen either other display equipment
The distance between be 35mm, eyesight table size specifically: maximum character be 8mm, according to standard visual acuity chart scaling relationships,
Each grade character bi-directional scaling.Sequence is followed successively by human eye-convex lens-concavees lens-display equipment.To realize people
Eye from visual chart from visor cylinder when visual chart observed by it character boundary and ratio meet country's visual chart standard.
Embodiment 2, further, display equipment 107 can also be electronic visual chart display board, by aobvious in electronics eyesight
Show the display that different size of eyesight character is shown on plate to complete eyesight detection information, the electronic visual chart display board includes
Display board and remote controler, the infrared matching connection of the two.For display board for showing visual chart information, remote controler matches use with display board
It adjusts display information, the size of display character can be such as adjusted by up and down adjustment key, shown until seeing last time clearly, electricity
Sub- visual chart display panel structure is by a relatively simple, can realize by all means in the prior art, electronic data display
Working principle has also been public technology, and electronic display system is mainly a controller, a storage unit, and one is taken
Unit and display unit；Multiplexing Unit includes necessary decoder, and decoding multiplexing device is taken and technology device action.Controller
Unit is based on WEB standard, internal EPROM microcontroller and RAM storing data and control program, remote controler have one it is red
External transmitter and two 4x4 matrix keyboard compositions.This display and rolling up and down that information is completed by remote control control display board
It is dynamic also not need to make the creative labor to those skilled in the art can be achieved with.Certainly it is also not limited to electronics eyesight
Plate can also be realized by being printed with the card of different size character, complete to regard by replacing the card that different eyesights are shown
The inspection of power.In this scope of the present application also the equipment that visual chart is shown should be completed comprising designing by conventional display board
Device, the replacement of this conventional display device also should belong to the protection scope of the application.
Equipment clamping element 106 is integrally manufactured forms for embodiment 3, display equipment 107 and display, it is not necessary in disassembly display equipment
107, display equipment 107 is directly integral with Vission detector, and use is more convenient.It can make to regard through the above technical solution
The carrying of power check device is more convenient, and a people operates simpler with regard to the inspection of achievable eyesight.By described herein
Portable visual acuity check device can make eyesight detection it is more convenient, realize in time check in time prevention in time treatment.
Embodiment 4 is further additionally provided with nut cap 103.2 outside visor cylinder 103, and nut cap 103.2 can pass through screw thread
It covers outside visor cylinder 103, being directly buckled in for rubber can also be fabricated to and visited, hindered for being covered on visor cylinder when checking one eye
The observation of another eye is kept off convenient for checking.
Present invention also provides a kind of methods tested eyesight using portable visual acuity check device, include the following steps,
The visual chart in display equipment is chosen first, such as C-shaped visual chart or E shape visual chart；Secondly eyes are placed on portable visual acuity
Before check device human eye contact protection device, it is adjacent to human eye contact protection device；It adjusts interpupillary distance knob and adjusts interpupillary distance；Next choosing
Left eye or right eye observation visual chart are selected, and adjusts visual chart indication range, until seeing last line clearly, can carry out stirring up and down anti-
Polyphony examination, finally confirms the last line for the eyesight that can be seen clearly；Last read display result.
This vision testing method makes the user people that is in that can complete inspection to eyesight, simple to operate, can be with
Discovery visual problems carry out correction treatment in time in time.
Claims (6)
1. a kind of portable visual acuity check device, it is characterised in that: including human eye contact protection device (101), main body frame
(102), visor cylinder (103), interpupillary distance knob (104), lens combination (105), display equipment clamping element (106) and for show view
The display equipment (107) of power table；The human eye contact protection device is arranged in main body frame (102) inner end, lens combination
(105) in visor cylinder (103), interpupillary distance knob (104) is arranged on main body frame (102) for adjusting visor cylinder for setting
The distance between (103), display equipment clamping element (106) is fixed on the outboard end of main body frame (102).
2. portable visual acuity check device according to claim 1, it is characterised in that: the display equipment (107) is hand
Machine.
3. portable visual acuity check device according to claim 1, it is characterised in that: the display equipment (107) is electricity
Sub- visual chart display board, the electronic visual chart display board includes display board and remote controler.
4. portable visual acuity check device according to claim 1, it is characterised in that: display equipment (107) is set with display
It is formed for clamping element (106) are integrally manufactured.
5. portable visual acuity check device according to claim 1, it is characterised in that: show that equipment clamping element (106) are
The U-shaped folder part bent downward, display equipment (107) activity are connected in display equipment clamping element (106).
6. portable visual acuity check device according to claim 5, it is characterised in that: be additionally provided with outside visor cylinder (103)
Nut cap (103.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821641939.6U CN209629633U (en) | 2018-10-10 | 2018-10-10 | A kind of portable visual acuity check device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821641939.6U CN209629633U (en) | 2018-10-10 | 2018-10-10 | A kind of portable visual acuity check device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209629633U true CN209629633U (en) | 2019-11-15 |
Family
ID=68472423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821641939.6U Expired - Fee Related CN209629633U (en) | 2018-10-10 | 2018-10-10 | A kind of portable visual acuity check device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209629633U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111466867A (en) * | 2020-04-15 | 2020-07-31 | 华中科技大学 | Device for vision examination |
| CN115998241A (en) * | 2023-03-29 | 2023-04-25 | 之江实验室 | Visual detection method, visual detection device, electronic equipment and visual detection system |
-
2018
- 2018-10-10 CN CN201821641939.6U patent/CN209629633U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111466867A (en) * | 2020-04-15 | 2020-07-31 | 华中科技大学 | Device for vision examination |
| CN115998241A (en) * | 2023-03-29 | 2023-04-25 | 之江实验室 | Visual detection method, visual detection device, electronic equipment and visual detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 Termination date: 20201010 |