CN100387183C - Digital simultaneous vision machine - Google Patents

Digital simultaneous vision machine Download PDF

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Publication number
CN100387183C
CN100387183C CNB031271464A CN03127146A CN100387183C CN 100387183 C CN100387183 C CN 100387183C CN B031271464 A CNB031271464 A CN B031271464A CN 03127146 A CN03127146 A CN 03127146A CN 100387183 C CN100387183 C CN 100387183C
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pick
key
right sides
eye
film magazine
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CN1593329A (en
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刘芳
杨厚民
陶冶
刘玉秀
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CHANGCHUN OPTICAL INSTRUMENT Co Ltd
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CHANGCHUN OPTICAL INSTRUMENT Co Ltd
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Abstract

The present invention relates to a digital synoptophore which belongs to an ophthalmological device in the technical field of medical equipment. The purpose of the present invention is to provide the digital synoptophore. The present invention has the technical scheme that the present invention comprises a host machine and a digital processing and displaying system; the host machine uses an upright column of a front jaw rod in an eye position positioning and adjusting mechanism as a symmetric axis, and a pupil distance adjusting mechanism, a horizontal esotropia degree adjusting mechanism, a horizontal exotropia degree adjusting mechanism, a vertical strabismus degree adjusting mechanism and a rotary strabismus degree adjusting mechanism which have the same functions are symmetrically distributed on both sides of the symmetric axis; sensors with a test function are additionally arranged in the adjusting mechanisms which are symmetrically distributed, the pupil distance adjusting mechanism is additionally provided with a linear displacement sensor, and the other three strabismus degree adjusting mechanisms are respectively provided with an angular displacement sensor in the mechanisms which are symmetrically distributed on both sides. The data which is measured by each sensor is transmitted to the digital processing and displaying system by the host machine through leads; after the data is processed, the data is displayed by a liquid crystal display, and is printed by a miniature printer. The instrument of the present invention has the advantages of accurate data test and high work efficiency.

Description

A kind of type digital type synoptophore
Technical field:
The invention belongs to a kind of ophthalmic type digital type synoptophore of curing the eyes slant visibility that relates in the medical apparatus and instruments technical field.
Technical background: synoptophore is to check, diagnose, treat amblyopia, the indispensable armarium of stravismus in the ophthalmic medical, it is the ideal equipment that strabotomy, the preceding inspection of art, postoperative exercise treatment are looked side ways and carried out in treatment, it not only can check out the subjective slant visibility and the objective slant visibility of squinting eye, can also check out the project data of nine orientation eye muscle situations such as comprising the inside and outside slant visibility of level, vertical strabismus degree, rotational squint degree, merging point, range of fusion, interpupillary distance, AC/A, the foundation of diagnosis, treatment, operation is provided.
We pass through inspection voluntarily, do not find the related data of relevant type digital type synoptophore, we think the prior art the most approaching with the present invention, it is the TSJ-IV type A synoptophore that Changchun photoelectric instrument factory produces, as shown in Figure 1, comprise lower box 18, eye position positioning regulating mechanism, interpupillary distance governor motion, the inside and outside slant visibility governor motion of level, vertical squint degree governor motion, cyclotropia degree governor motion.
Eye position positioning regulating mechanism comprises: parts such as preceding jaw 5, front jaw rod 6, front jaw rod vertical rod 7, lower jaw 14, eyepiece 23; The interpupillary distance governor motion comprises: part such as interpupillary distance scale 15, interpupillary distance pointer 16, interpupillary distance hands turn round 20, support arm 21, eyepiece 23; The inside and outside slant visibility governor motion of level comprises: parts such as inside and outside slant visibility pointer 13, inside and outside slant visibility scale 17, support arm main shaft 19, support arm 21, inside and outside slant visibility handle 22, eyepiece 23; Vertical squint degree governor motion comprises: film magazine 1, picture 2, vertical eye position scale 3, vertical eye bit pointer 4, eyepiece 23, vertical hands are turned round parts such as 24; Cyclotropia degree governor motion comprises: parts such as sector gear 8, arc guide rail 9, rotary indicator 10, rotation scale 11, rotation hands turn round 12, eyepiece 23.
Whole device is to be axis of symmetry with the preceding Hubei Province bar column 7 in the detent mechanism of eye position, the interpupillary distance governor motion of the identical function that distributing to lateral symmetry, inside and outside slant visibility governor motion, vertical squint governor motion, cyclotropia degree governor motion.
Each governor motion of this synoptophore is manual machinery adjusting, human eye reading, notes record data entirely, is easy to generate that eyestrain, record are wrong, inefficiency, often brings unfavorable effect to diagnoses and treatment.
Summary of the invention:
In order to overcome the shortcoming that prior art exists, the objective of the invention is to: alleviate doctor's eyestrain, eliminate reading and notes error in data, the accuracy of increasing work efficiency and diagnosing is carried out the work to be used in the doctor, a kind of type digital type synoptophore of special invention.
The technical problem to be solved in the present invention is: a kind of type digital type synoptophore is provided.The technical scheme of technical solution problem such as Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, shown in Figure 10, the present invention includes two major parts is that main frame and digital processing show print system.
Main frame comprises lower box 47, eye position positioning regulating mechanism, interpupillary distance governor motion, the inside and outside slant visibility governor motion of level, perpendicularity governor motion, cyclotropia degree governor motion.
Eye position positioning regulating mechanism as shown in Figures 2 and 3, jaw 29, front jaw rod 30, front jaw rod column 31, lower jaw 41, lower box 47, eyepiece 52, square maxillary lever 65, driving lever 66 before comprising, fixedly muscle 67, lower jaw screw 68, lower jaw screw mandrel 69, lower jaw hands turn round 70 to bent plate.
In the positioning regulating mechanism of eye position, front jaw rod column 31 is as the axis of symmetry of the functional part of type digital type synoptophore, vertical stand in centre position, the left and right sides, bottom and lower box 47 are connected, and front jaw rod 30 passes in the hole of front jaw rod column 31 upper ends, and is slidingly matched between the hole, can move forward and backward, both are vertical for front jaw rod 30 and front jaw rod column 31, and preceding jaw 29 is fixed on the front end of front jaw rod 30, and work surface is towards patient's face; Square lower jaw bar 65 passes the upper arm of lower box 47, one end of the driving lever 66 in bottom and lower box 47 cavitys is fastening with screw, a bent plate fixedly end of muscle 67 is screwed with it in the centre position of driving lever 66, the bent plate fixedly other end bent plate of muscle 67 is fixed with it with screw in the upper arm inboard of lower box 47, turn round with the lower jaw hands that the 70 lower jaw screw mandrels 69 that are connected pass the upper arm of lower box 47 and lower jaw screw 68 that driving lever 66 other ends are connected is screw couplings, lower jaw 41 is installed on the horizon bar of square lower jaw bar 65, can move forward and backward, regulate the lower jaw hands and turn round 70, by the effect of lower jaw screw mandrel 69 and lower jaw screw 68 and driving lever 66, can make square lower jaw bar 65 drive lower jaw 41 and move up and down; On the work surface of jaw 29, lower jaw was placed on the work surface of lower jaw 41 before patient's preceding jaw leaned against, and aimed at eyepiece 52 for left and right two, by the work surface of jaw 29 before regulating, the work surface of lower jaw 41, and the interpupillary distance position of eyepiece 52, can reach the localized purpose in eye position.
Interpupillary distance governor motion such as Fig. 2, Fig. 4, shown in Figure 5 comprise that upper box 42, linear displacement transducer 43, interpupillary distance scale 44, interpupillary distance pointer 45, lower box 47, support arm main shaft 48, interpupillary distance hands turn round 49, support arm 50, eyepiece 52, hands torsion wire bar 71, hands torsion wire mother 72, slide block 73, interpupillary distance pick off holder 74, dial plate 75, axle sleeve 76, support arm base plate 81.
To distribute with front jaw rod column 31 on casing be axis of symmetry be symmetrically distributed (two parts of symmetrical distribution adopt same drawing reference numeral) to each parts in the interpupillary distance governor motion, upper box 42 is fixed on the lower box 47, the axle sleeve 76 that hands torsion wire bar 71 passes upper box 42 both sides stretches to the space that upper box 42 surrounds, hands torsion wire bar 71 is the screw mandrels that have reverse screw thread from the centre boundary, screw mandrel is fixed with the interpupillary distance hands and turns round 49 on the two ends in axle sleeve 76 outsides, hands torsion wire mother 72 with its threaded engagement respectively is housed on two reverse screw threads about hands torsion wire bar 71, on hands torsion wire mother 72, be fixed with slide block 73 respectively, be equipped with on the slide block 73 and dial plate 75; Interpupillary distance pick off holder 74 is fixed on the upper box 42, but having the linear displacement transducer 43 that straight line moves sliding handle is installed on the interpupillary distance pick off holder 74, make the sliding handle moving direction on the linear displacement transducer 43 parallel with the moving direction of slide block 73, the plate 75 of dialling on the slide block 73 is done straight-line displacement by the sliding handle of stirring on the linear displacement transducer 43, about two support arm main shafts 48 respectively by about axis hole and slide block 73 on two slide blocks 73 be connected, left and right sides support arm base plate 81 is connected with left and right sides support arm main shaft 48 respectively by oneself axis hole on one's body, the vertical respectively left and right sides support arm 50 of fixing on the left and right sides support arm base plate 81, left and right sides optical system eyepiece 52 is separately fixed on the left and right sides support arm 50; In the interpupillary distance governor motion, under above-mentioned each configuration of components situation, rotate the interpupillary distance hands and turn round at 49 o'clock, driving hands torsion wire bar 71 rotates, because the relative position of hands torsion wire bar 71 is motionless, right-hand man's torsion wire mother 72 on reverse screw thread, do relative to or the straight line that separates move, and then by support arm main shaft 48, support arm base plate 81, support arm 50 drive dressings about the left and right sides optical system eyepiece on the support arm 50 52 is done relative to or the straight-line displacement that separates move, be contained in interpupillary distance pointer 45 on the support arm base plate 81 and point to all the time and be contained on the interpupillary distance scale 44 parallel on the lower box 47, show the size of interpupillary distance value with slide block 73 directions of motion.Meanwhile, be contained in group plate 75 on the slide block 73, stir the sliding handle on the linear displacement transducer 43, move do straight-line displacement, changing the voltage of linear displacement transducer 43, the change in value of voltage is being reacted the size of interpupillary distance value, voltage value signal is transferred to digital processing by lead 56 and shows print system, through behind the date processing, show that on LCDs 64 typewriting is come out on micro-printer 61 simultaneously.
The inside and outside slant visibility governor motion of level such as Fig. 2, Fig. 4, shown in Figure 5.Comprise: inside and outside slant visibility pointer 39, inside and outside slant visibility pick off 40, inside and outside slant visibility chassis 46, support arm main shaft 48, support arm 50, inside and outside slant visibility handle 51, optical system eyepiece 52, slide block 73, main shaft sleeve 77, sensor fixation plate 78, pick off travelling gear 79, spindle transmission gear 80, support arm base plate 81.
Each parts in the inside and outside slant visibility governor motion of level distribute on casing, with front jaw rod column 31 is axis of symmetry symmetrical distribution (two parts of symmetrical distribution, adopt same Reference numeral, only with a label), about inside and outside slant visibility chassis 46 horizontal scales be relatively fixed on left and right sides slide block 73, and with slide block 73 do relative to or separately move, about inside and outside slant visibility pointer 39 be fixed on a side of the close circular graduation of support arm base plate 81, and with support arm 50 rotations, pointer points to the scale of scale all the time, about inside and outside slant visibility handle 51 be connected with it in the side of left and right sides support arm 50 respectively, left and right sides support arm 50 is connected with support arm main shaft 48 by the support arm base plate 81 that is connected with it, being fixed with optical axis on the left and right sides support arm 50 respectively is the optical system eyepiece 52 of level, left and right sides support arm main shaft 48 is installed on the axis hole of slide block 73, left and right sides support arm 50 can drive left and right sides eyepiece 52 and rotate around support arm main shaft 48, support arm main shaft 48 following left slide blocks 73 in the left and right sides are done relatively or separately during straight-line displacement, drive optical system eyepiece 52 on the support arm 50 again and do relatively or separate straight-line displacement and move, changing the size of interpupillary distance; Left and right sides main shaft sleeve 77 is set on the support arm main shaft 48, be to relatively rotate cooperation between the two, left and right sides main shaft sleeve 77 is connected respectively and between the left and right sides support arm base plate 81, the work surface of sensor fixation plate 78 is contained on the main shaft sleeve 77 by the shaft hole sleeve of self inclined to one side side, be connected between the two, left and right sides spindle transmission gear 80 the bottom of main shaft sleeve 77 respectively with left and right sides support arm main shaft 48 coaxial being connected, about inside and outside slant visibility pick off 40 be fixed on the sensor fixation plate 78, about the axle coaxial line of axle and pick off travelling gear 79 of inside and outside slant visibility pick off 40 be connected, pick off travelling gear 79 meshes with tooth between the left and right sides spindle transmission gear 80 of main shaft sleeve 77 bottoms and support arm main shaft 48 coaxial line suits.
Under above-mentioned each configuration of components state of inside and outside slant visibility governor motion, when rotating, inside and outside slant visibility handle 51 drives support arm main shaft 48 when moving, support arm base plate 81, optical system eyepiece 52 on the support arm 50 rotates, the angle that eyepiece 52 rotates, can inside and outside pointing to, reflect by the scale on the slant visibility scale 46 with support arm base plate 81 fixed inside and outside slant visibility pointers 39, represent the numerical value of the inside and outside slant visibility of level of right and left eyes, meanwhile, the rotation of support arm main shaft 48, driving pick off travelling gear 79 by spindle transmission gear 80 rotates, and then the axle that drives inside and outside slant visibility pick off 40 rotates, the angle value that the axle of inside and outside slant visibility pick off 40 rotates, representing the numerical value of the inside and outside slant visibility of level, the angle value information that the axle of inside and outside slant visibility pick off 40 rotates, be transferred to digital processing by lead 56 and show print system, through behind the date processing, on liquid crystal display 64, show, simultaneously by printing on the micro-printer 61.
Vertical squint degree governor motion such as Fig. 2, Fig. 6 and shown in Figure 8 comprise that film magazine 25, picture 26, vertical eye position scale 27, vertical eye bit pointer 28, sector gear 32, circular guideway 33, vertical squint degree pick off 34, support arm 50, optical system eyepiece 52, vertical hands turn round 53, optical tubes 54, eye position gear 82, reduction gearing 83, pick off travelling gear 84, travelling gear 85, driver holder 86, deceleration axle 87, hands turn round axle 88, light source 97, diffuse-reflectance clouded glass 98,99,45 ° of reflecting mirrors 100 of eyeball, optical axis 101.
The distribution of each parts on casing in the vertical squint degree governor motion, with front jaw rod column 31 is axis of symmetry symmetrical distribution (two parts of symmetrical distribution, adopt same Reference numeral, only with a label), about two film magazines 25 be separately fixed at the afterbody of left and right sides optical tubes 54, being contained in the film magazine 25 of picture 26 verticals, picture 26 centrally aligned optical axises 101 and vertical with optical axis 101, about two vertical eye position scales 27 be fixed on the left and right sides optical tubes 54, about a vertical eye bit pointer 28 be separately fixed on the left and right sides pick off holder 86, all the time directed in orthogonal eye position scale 27, left and right sides pick off holder 86 is separately fixed on the postbrachium of left and right sides support arm 50, left and right sides vertical squint degree pick off 34 is separately fixed on the left and right sides pick off holder 86, about vertical hands turn round 53 and be connected by a right-hand man's torsional axis 88 and an eye position gear 82 respectively, right and left eyes position gear 82 respectively and be tooth engagement between the left and right sides sector gear 32, between the round guide rail 33 on sector gear 32 and the support arm 50 is to be slidingly matched, 33 pairs of sector gears 32 of round guide rail play positioning action, sector gear 32 and and travelling gear 85 between be tooth engagement, left and right sides travelling gear 85 is connected by left and right sides deboost axle 87 and reduction gearing 83 respectively, tooth engagement between left and right sides reduction gearing 83 and the left and right sides pick off travelling gear 84, the axle of left and right sides pick off travelling gear 84 is connected with the axle coaxial line of left and right sides vertical squint degree pick off 34.
Under above-mentioned each configuration of components state of vertical squint degree governor motion, when the vertical hands of rotation turns round 53, turn round eye position gear 82 drive sector gears 32 rotations that axle 88 is connected with hands, when sector gear 32 drives optical tubes 54 along circular guideway 33 rotations, make whole optical system do just to move up and down with respect to original benchmark optical axis 101, this difference in height is exactly the numerical value of vertical squint degree.Here the benchmark optical axis notion of mentioning is meant 97,45 ° of reflecting mirrors 100 of light source, eyeball 99, eyepiece 52, the plane at the optical axis place of the turnover light that is constituted is horizontal, reference position as optical axis place height, turn round the difference in height that 53 optical axises that bring leave the reference light shaft position owing to rotate vertical hands, just eyeball 99 is observed the height distance that optical axis 101 is left at picture 26 centers by eyepiece 52, has reflected the numerical value of vertical squint degree.What be fixed on that vertical eye bit pointer 28 on the pick off holder 86 points to all the time that height rotates is fixed on a vertical eye scale 27 on the optical tubes 54, the data that reflect the vertical squint degree, meanwhile, when the vertical hands of rotation turns round 53, by eye position gear 82, sector gear 32, travelling gear 85, the axle that reduction gearing 84 drives vertical squint degree pick off 34 rotates, the angular displacement numerical value that the axle of vertical squint degree pick off 34 rotates, represent the numerical value of vertical squint degree, be transferred to digital processing by lead 56 and show print system, behind date processing, show by liquid crystal display 64, on micro-printer 61, print simultaneously.
Cyclotropia degree governor motion such as Fig. 2, Fig. 7 and shown in Figure 8 comprise: film magazine 25, picture 26, rotary indicator 35, rotation scale 36, turn-sensitive device 37, rotation hands turn round 38, support arm main shaft 48, support arm 50, optical system eyepiece 52, optical tubes 54, rotary screw 89, rotation screw 90, film magazine rotating shaft 91, film magazine gear 92, idle pulley 93, pick off travelling gear 94, cylindrical shape holder 95, film magazine main shaft 96, light source 97, diffuse-reflectance clouded glass 98,99,45 ° of reflecting mirrors 100 of eyeball, optical axis 101.
The configuration of each parts on casing in the cyclotropia degree governor motion, with front jaw rod column 31 is axis of symmetry symmetrical distribution (two parts of symmetrical distribution, adopt same Reference numeral, only with a label), about the afterbody of two optical tubess 54 film magazine 25 all is housed, be that cylindrical shape film magazine main shaft 96 and being rotatably assorted of the cylindrical shape holder 95 that is fixed on optical tubes 54 afterbodys on film magazine 25 sides realize by being fixed on being connected between film magazine 25 and the optical tubes 54, the cylindrical shape holder 95 that is connected with its concentric is housed respectively at left and right sides optical tubes 54 afterbodys, film magazine 25 by with the cooperating of its cylindrical shape film magazine main shaft 96 that is connected and cylindrical shape holder 95, the work surface that makes film magazine 25 is perpendicular to optical axis 101, and can rotate around optical axis 101, the face that vertically is contained in the picture 26 in the film magazine 25 is vertical with optical axis 101, the centrally aligned optical axis 101 of picture 26, picture 26 lazy film magazines 25 rotate around optical axis 101 synchronously, left rotation and right rotation pointer 35 is fixed on the side arm of the left and right sides film magazine 25 that film magazine main shaft 96 is housed, left rotation and right rotation scale 36 is separately fixed on the left and right sides cylindrical shape holder 95, rotary indicator 35 points to the scale of rotation scale 36 all the time, be equipped with cylindrical shape film magazine main shaft 96 about on the side arm of two film magazines 25, be connected respectively be equipped with diameter greater than cylindrical shape film magazine main shaft 96 diameters and with the film magazine gear 92 of film magazine main shaft 96 concentrics, idle pulley 93 and pick off travelling gear 94 are equipped with in position, angle on the lower side at this side arm of film magazine 25, make tooth engagement between film magazine gear 92 and the idle pulley 93, tooth engagement between idle pulley 93 and the pick off travelling gear 94, film magazine gear 92, idle pulley 93, pick off travelling gear 94 threes' axial connecting line is by optical axis 101, and the axle of pick off travelling gear 94 is connected with the axle coaxial line of cyclotropia degree pick off 37; The centre position also is equipped with this side arm and is connected and vertical film magazine rotating shaft 91 below this side arm of film magazine 25, on this side arm lower projection, an axle sleeve hole is arranged, turn round 38 rotary screws that are connected 89 with the rotation hands and pass axle sleeve hole, level and the parallel installation of this side arm film magazine 25, the rotation screw 90 that has Baltimore groove with its threaded engagement is housed respectively on the left rotation and right rotation screw mandrel 89, rotation screw 90 can be on rotary screw 89 move left and right, film magazine rotating shaft 91 is inserted in the Baltimore groove of rotation screw 90.
Under above-mentioned cyclotropia degree governor motion configuration of components state, when rotation rotation hands turned round 38,89 rotations of driven rotary screw mandrel were because the relative position of rotary screw 89 is motionless.Rotation screw 90 move left and right on rotary screw 89, mobile film magazine rotating shaft 91 move left and right of inserting in the Baltimore groove that driving of rotation screw 90, the mobile film magazine 25 that driving of film magazine rotating shaft 91 rotates around optical axis 101, also rotate with the film magazine gear 92 that is fixed on film magazine 25 side arms, when film magazine 25 rotates around optical axis 101, picture 26 also rotates around optical axis 101, after the light process diffuse-reflectance fur glass 98 that light source 97 sends, becoming the uniform illumination of illumination is mapped on the picture 26, after 100 reflections of 45 ° of reflecting mirrors, eyeball 99 can be clear that the image of picture 26 by optical system eyepiece 52.Be fixed on the rotary indicator 35 on the film magazine side arm, point to the rotation scale 36 that is fixed on the cylindrical shape holder 95, the scale numerical value of pointed scale rotates the numerical value of gradient exactly; Meanwhile, rotate the rotation hands and turn round at 38 o'clock, rotate by rotary screw 89, rotation screw 90, film magazine rotating shaft 91, drive film magazine gear 92, idle pulley 93, pick off travelling gear 94, and then the axle rotation of driven rotary pick off 37, the angular displacement numerical value that the axle of turn-sensitive device 37 rotates is exactly the numerical value of cyclotropia degree, be transferred to digital processing by lead 56 and show print system, behind date processing, show by liquid crystal display 64, print by micro-printer 61 simultaneously.
The main frame of being made up of above each governor motion partly, be to be the monosymmetric inside and outside slant visibility governor motion of interpupillary distance governor motion, level, vertical squint degree governor motion and the cyclotropia degree governor motion that is distributing and having identical function of axis of symmetry with the front jaw rod column in the positioning regulating mechanism of eye position 31, and all add the pick off of test function on the governor motion that is symmetrically distributed; In the interpupillary distance governor motion, a linear displacement transducer 43 is housed; In the inside and outside slant visibility governor motion of level that lateral symmetry distributes, the inside and outside slant visibility pick off 40 of an angular displacement is housed respectively respectively; In the vertical squint degree governor motion that lateral symmetry distributes, an angular displacement vertical squint degree pick off 34 is housed respectively respectively; In the cyclotropia degree governor motion that lateral symmetry distributes, an angular displacement cyclotropia degree pick off 37 is housed respectively respectively; The performance data that all functional test pick offs record, the lead 56 of being drawn by main frame accessory power outlet 55 shows that through digital processing print system case socket 57 is transferred to digital processing and shows print system, behind date processing, show that by liquid crystal display 64 micro-printer 61 is printed.The foundation and the file that provide the doctor to cure oculopathy.
Digital processing shows that print system comprises that casing socket 57, digital processing show print system casing 58, impedance conversion 59, A/D changer 60, micro-printer 61, one-chip computer 62, operation keyboard 63, liquid crystal display 64.
The signal of the various function pick off outputs of main frame, the lead 56 of drawing by main frame accessory power outlet 55, show that through digital processing the digital processing that print system casing socket 57 is transferred in the casing 58 shows print system, by the signal of lead 56 input is that the voltage of the representative displacement of the lines of all pick off output or angular displacement enters the high impedance amplifier in the impedance conversion 59, make the resistance variations of pick off not influence the duty of impedance conversion 59, the signal of high impedance amplifier output enters in the amplifier that can adjust sensitivity and zero point in the impedance conversion 59, make the application of the analog signals adaptation native system of its output, enter A/D changer 60 from the analogue signal of impedance conversion 59 outputs, become digital quantity signal through analog digital conversion, input one-chip computer 62, the instruction that one-chip computer 62 provides according to doctor's operation keyboard 63, digital quantity signal to input is classified, judge, reduction, export to liquid crystal display 64 by certain form and show, and print by micro-printer 61.
The instruction that operation keyboard 63 provides is decided by function shift key and the function key on the operation keyboard 63, and need press what key is come as required to determine by the doctor, carries out the work with interactive form; Function shift key on the operation keyboard 63 comprises K 0Key, K 1Key, K 2Key, K 3Key, each key all have the display lamp L of a correspondence 0, L 1, L 2, L 3
K 0=0, the expression input service date, have only the input service of need during the date, select K 0=0,
K 0=1, represent that whole digital processing shows that print system is in running order,
K 1=0, the expression left eye is watched attentively, presses K when surveying right eye 1=0,
K 1=1, the expression right eye is watched attentively, presses K when surveying left eye 1=1;
K 2=0, represent objective slant visibility,
K 2=1, represent subjective slant visibility;
K 3=0, the expression correction value,
K 3=1, represent not correction value;
Reset is meant that the display lamp of this key top goes out, and set is meant that the display lamp of this key top is bright.
Function key comprises the 0-9 of numeral keys, at K 0=0 o'clock, can be used for the input service date, work as K 0=1 o'clock, 1-9 represented eye position title:
1 key: the upper left side tertiary position of eye, 2 keys: primary position of eye before the top, 3 keys: the upper right side tertiary position of eye,
4 keys: level left side secondary position of eye, 5 keys: the dead ahead primary position of eye, 6 keys: the right secondary position of eye of level,
7 keys: lower left tertiary position of eye, 8 keys: primary position of eye before the below, 9 keys: lower right tertiary position of eye;
Merge key: be used to measure the merging point of right and left eyes, at K 0=1 o'clock, by " 0 key "
Open diffusing key: be used to measure the diffusing point of opening of right and left eyes, at K 0=1, K 2=1 state is used down;
Set key: be used to measure the meeting point of right and left eyes, at K 0=1, K 2=1 state is used down;
Interpupillary distance key: be used to measure interpupillary distance, at K 0Used in=1 o'clock;
Print options button: which partial content decision prints, and is indicated by liquid crystal display;
Printing key: printable selected print What;
AC/A key: carry out the AC/A ratio calculation;
Reset key: computer resets;
K 0~K 3The combination of four function shift keys just can make function key play corresponding effect, and each function key all has multiple function, carries out any function and be by the determining positions of function shift key.Function shift key K for example 0=0 o'clock, but the 0-9 of the numeral keys input service date in the function key, as 2003/08/15, and function shift key K 0=1 o'clock, the numeral keys 1~9 in the function key represented nine eye positions, by 1 key, represented the upper left side tertiary position of eye, represented the right secondary position of eye of level by 6 keys; When surveying right eye, K 1=1, again by the function corresponding key, when surveying left eye, K 1=0, again by function corresponding key or the like.
Description of drawings:
Fig. 1 is the structural representation of prior art, Fig. 2 is a structural representation of the present invention, Fig. 3 is the lower jaw structural representation in the positioning regulating mechanism of eye position among the present invention, Fig. 4 be among the present invention in the interpupillary distance governor motion hands turn round, screw mandrel, the structural representation at positions such as slide block, Fig. 5 is among the present invention in the level, support arm main shaft in exotropia's degree governor motion, the structural representation at positions such as pick off, Fig. 6 be among the present invention in the vertical squint degree governor motion hands turn round, drive disk assembly, the structural representation at positions such as vertical reference, Fig. 7 be among the present invention in the cyclotropia degree governor motion film magazine be connected with optical tubes and hands is turned round, the structural representation at position such as screw mandrel and pick off, Fig. 8 is a light path sketch map of the present invention, Fig. 9 is the function shift key and the function key layout structure sketch map of operation keyboard among the present invention, and Figure 10 is circuit theory diagrams of the present invention.
Five, the specific embodiment:
The present invention implements by structural representation shown in Figure 2, lower box 47 in the main frame, the material of parts such as upper box 42, support arm 50, support arm base plate 81, optical tubes 54, film magazine 25, cylindrical shape holder 95 adopts aluminium alloy (ZUY24), and the material of each gear and axle adopts 45 #Steel, interpupillary distance pick off 43 adopts the C4521 linear sliding potentiometer, and the inside and outside slant visibility pick off 40 of level adopts RA16Y type potentiometer, and vertical squint degree pick off 34 adopts RA16Y type potentiometer, cyclotropia degree pick off 37 adopts RA16Y type potentiometer, and lead 56 adopts RVVP10 * 7 leads.The material of the casing 58 in the date processing display system adopts aluminium alloy (ZUY24), and the adjustable gain of high resistant input and the amplifier at zero point are adopted in impedance conversion 59.
A/D changer 60 adopts the ADC0809A/D changer.One-chip computer 62 adopts the 89C52 single-chip microcomputer.Micro-printer 61 adopts 24AP (CH) A micro-printer.Liquid crystal display 64 adopts EDM2002A standard character dot matrix lcd module.

Claims (6)

1. type digital type synoptophore, comprise main frame, main frame is to be axis of symmetry with the front jaw rod column in the positioning regulating mechanism of eye position, the monosymmetric inside and outside slant visibility governor motion of interpupillary distance governor motion, level, vertical squint degree governor motion and the cyclotropia degree governor motion that is distributing and having identical function is characterized in that also comprising that digital processing shows print system; In main frame, be axis of symmetry, in the governor motion that lateral symmetry distributes, all add the pick off of test function with identical function with front jaw rod column (31); In the interpupillary distance governor motion, a linear displacement transducer (43) is housed; In the inside and outside slant visibility governor motion of level that lateral symmetry distributes, the inside and outside slant visibility pick off (40) of an angular displacement is housed respectively respectively; In the vertical squint degree governor motion that lateral symmetry distributes, an angular displacement vertical squint degree pick off (34) is housed respectively respectively; In the cyclotropia degree governor motion that lateral symmetry distributes, an angular displacement cyclotropia degree pick off (37) is housed respectively respectively; The performance data that all functional test pick offs record, the lead (56) of being drawn by main frame accessory power outlet (55) shows that through digital processing print system casing socket (57) is transferred to digital processing and shows print system, behind date processing, show that by liquid crystal display (64) micro-printer (61) is printed.
2. by the described a kind of type digital type synoptophore of claim 1, it is characterized in that being equipped with in the interpupillary distance governor motion linear displacement transducer (43) is to install like this: upper box (42) is fixed on the lower box (47), the axle sleeve (76) that hands torsion wire bar (71) passes upper box (42) both sides stretches to the space that upper box (42) surrounds, hands torsion wire bar (71) is a screw mandrel that has reverse screw thread from the centre boundary, screw mandrel is fixed with the interpupillary distance hands and turns round (49) on the two ends in axle sleeve (76) outside, hands torsion wire mother (72) with its threaded engagement respectively is housed on two reverse screw threads about hands torsion wire bar (71), on hands torsion wire mother (72), be fixed with slide block (73), be equipped with on the slide block (73) and dial plate (75); Interpupillary distance pick off holder (74) is fixed on the upper box (42), but having the linear displacement transducer (43) that straight line moves sliding handle is installed on the interpupillary distance pick off holder (74), make the sliding handle moving direction on the linear displacement transducer (43) parallel with the moving direction of slide block (73), the plate (75) of dialling on the slide block (73) is done straight-line displacement by the sliding handle of stirring on the linear displacement transducer (43), changing the voltage of linear displacement transducer (43), the data variation signal of voltage is transferred to digital processing by lead (56) and shows print system.
3. by the described a kind of type digital type synoptophore of claim 1, it is characterized in that in the level, in exotropia's degree governor motion, it is to install like this that lateral symmetry is respectively adorned the inside and outside slant visibility pick off (40) of an angular displacement: about in, exotropia's degree handle (51) is connected with it in the side of left and right sides support arm (50) respectively, left and right sides support arm (50) is connected with support arm main shaft (48) by the support arm base plate (81) that is connected with it, left and right sides main shaft sleeve (77) is set on the left and right sides support arm main shaft (48), be to relatively rotate cooperation between the two, left and right sides main shaft sleeve (77) is connected with left and right sides support arm base plate (81) respectively, the work surface of sensor fixation plate (78) is contained on the main shaft sleeve (77) by the shaft hole sleeve of self inclined to one side side, be connected between the two, left and right sides spindle transmission gear (80) is connected with left and right sides support arm main shaft (48) coaxial line respectively in the bottom of main shaft sleeve (77), about in, exotropia's degree pick off (40) is fixed on the sensor fixation plate (78), about in, the axle of exotropia's degree pick off (40) is connected with the axle coaxial line of left and right sides pick off travelling gear (79), be the tooth engagement between pick off travelling gear (79) and main shaft sleeve (77) spindle transmission gear (80) following and support arm main shaft (48) coaxial line suit, by spindle transmission gear (80), in pick off travelling gear (79) drives, the angle value signal that the axle of exotropia's degree pick off (40) rotates is transferred to digital processing by lead (56) and shows print system.
4. by the described a kind of type digital type synoptophore of claim 1, it is characterized in that in the vertical squint degree governor motion, it is to install like this that lateral symmetry respectively is equipped with an angular displacement vertical squint degree pick off (34): left and right sides pick off holder (86) is separately fixed on the postbrachium of left and right sides support arm (50), left and right sides vertical squint degree pick off (34) is separately fixed on the left and right sides pick off holder (86), about vertical hands turn round (53) and be connected by a right-hand man's torsional axis (88) and an eye gear (82) respectively, right and left eyes position gear (82) respectively and be tooth engagement between the left and right sides sector gear (32), between the circular guideway (33) on sector gear (32) and the support arm (50) is to be rotatably assorted, driving optical tubes (54) when sector gear (32) rotates along circular guideway (33) does height displacement up and down with respect to optical axis (101) and moves, be the tooth engagement simultaneously between sector gear (32) and the travelling gear (85), left and right sides travelling gear (85) is connected by deceleration axle (87) and reduction gearing (83), it between left and right sides reduction gearing (83) and the left and right sides pick off travelling gear (84) the tooth engagement, the axle of left and right sides pick off travelling gear (84) is connected with the axle coaxial line of left and right sides vertical squint degree pick off (34), when the vertical hands of rotation is turned round (53), by hands torsional axis (88), eye position gear (82), sector gear (32), travelling gear (85), deceleration axle (87), reduction gearing (83), pick off travelling gear (84) drives the angular displacement signal of the axle rotation of vertical squint degree pick off (34), is transferred to digital processing by lead (56) and shows print system.
5. by the described a kind of type digital type synoptophore of claim 1, it is characterized in that in the cyclotropia degree governor motion, it is to install like this that lateral symmetry respectively is equipped with an angular displacement cyclotropia degree pick off (37): the afterbody at left and right sides optical tubes (54) is equipped with the cylindrical shape holder (95) that be connected coaxial with it respectively, film magazine (25) by with the cooperating of its cylindrical shape film magazine main shaft (96) that is connected and cylindrical shape holder (95), realization film magazine (25) is connected with optical tubes (54), the work surface of film magazine (25) also can be rotated around optical axis (101) perpendicular to optical axis (101), on the side arm that cylindrical shape film magazine main shaft (96) is housed of left and right sides film magazine (25), be connected respectively be equipped with diameter greater than cylindrical shape film magazine main shaft (96) diameter and with the film magazine gear (92) of its concentric, idle pulley (93) and pick off travelling gear (94) are equipped with in position, angle on the lower side at this side arm of film magazine (25), make tooth engagement between film magazine gear (92) and the idle pulley (93), tooth engagement between idle pulley (93) and the pick off travelling gear (94), film magazine gear (92), idle pulley (93), pick off travelling gear (94) three's axial connecting line is by the optical axis (101) of optical tubes (54), and the axle of pick off travelling gear (94) is connected with the axle coaxial line of cyclotropia degree pick off (37); Interposition is equipped with this side arm and is connected and vertical film magazine rotating shaft (91) below this side arm of film magazine (25), one axis hole is arranged on the boss at this side-lower edge, turn round the rotary screw (89) that (38) be connected with the rotation hands and pass axle sleeve hole, level and the parallel installation of this side arm film magazine (25), the rotation screw (90) that has Baltimore groove with its threaded engagement is housed respectively on the left rotation and right rotation screw mandrel (89), film magazine rotating shaft (91) is inserted in the Baltimore groove of rotation screw (90), when rotation rotation hands is turned round (38), by rotary screw (89), rotation screw (90), film magazine rotating shaft (91), film magazine gear (92), idle pulley (93), the angular displacement signal that the axle of pick off travelling gear (94) driven rotary slant visibility pick off (37) rotates is transferred to digital processing by lead (56) and shows print system.
6. by the described a kind of type digital type synoptophore of claim 1, it is characterized in that digital processing shows that print system comprises that casing socket (57), digital processing show print system casing (58), impedance conversion (59), A/D changer (60), micro-printer (61), one-chip computer (62), operation keyboard (63), liquid crystal display (64); The signal of the various function pick off outputs of main frame, the lead (56) of drawing by main frame accessory power outlet (55), show that through digital processing the digital processing that print system casing socket (57) is transferred in the casing (58) shows print system, by the signal of lead (56) input is that the voltage of the representative displacement of the lines of all pick off output or angular displacement enters the high impedance amplifier in the impedance conversion (59), make the resistance variations of pick off not influence the duty of impedance conversion (59), the signal of high impedance amplifier output enters in the impedance conversion (59) can be adjusted in the amplifier at sensitivity and zero point, make the application of the analog signals adaptation native system of its output, enter A/D changer (60) from the analogue signal of impedance conversion (59) output, become digital quantity signal through analog digital conversion, input one-chip computer (62), the instruction that one-chip computer (62) provides according to doctor's operation keyboard (63), digital quantity signal to input is classified, judge, reduction, export to liquid crystal display (64) by certain form and show, and print by micro-printer (61); The instruction that operation keyboard (63) provides is decided by function shift key and the function key on the operation keyboard (63), and need press what key is come as required to determine by the doctor, carries out the work with interactive form; Function shift key on the operation keyboard (63) comprises K 0Key, K 1Key, K 2Key, K 3Key, each key all have the display lamp L of a correspondence 0, L 1,,, L 2,, L 3
K 0=0, the expression input service date, have only the input service of need during the date, select K 0=0,
K 0=1, represent that whole digital processing shows that print system is in running order,
K 1=0, the expression left eye is watched attentively, presses K when surveying right eye 1=0,
K 1=1, the expression right eye is watched attentively, presses K when surveying left eye 1=1;
K 2=0, represent objective slant visibility,
K 2=1, represent subjective slant visibility;
K 3=0, the expression correction value,
K 3=1, represent not correction value;
Reset is meant that the display lamp of this key top goes out, and set is meant that the display lamp of this key top is bright,
Function key comprises the 0-9 of numeral keys, at K 0=0 o'clock, can be used for the input service date,
At K 0=1 o'clock, 1-9 represented nine eye position titles:
1 key: the upper left side tertiary position of eye, 2 keys: primary position of eye before the top, 3 keys: the upper right side tertiary position of eye,
4 keys: level left side secondary position of eye, 5 keys: the dead ahead primary position of eye, 6 keys: the right secondary position of eye of level,
7 keys: lower left tertiary position of eye, 8 keys: primary position of eye before the below, 9 keys: lower right tertiary position of eye;
Merge key: be used to measure the merging point of right and left eyes, at K 0=1 o'clock, by " 0 key "
Open diffusing key: be used to measure the diffusing point of opening of right and left eyes, at K 0=1, K 2=1 state is used down;
Set key: be used to measure the meeting point of right and left eyes, at K 0=1, K 2=1 state is used down;
Interpupillary distance key: be used to measure interpupillary distance, at K 0Used in=1 o'clock;
Print options button: which partial content decision prints, and is indicated by liquid crystal display;
Printing key: printable selected print What;
AC/A key: carry out the AC/A ratio calculation;
Reset key: computer is resetted;
K 0To K 3The combination of four function shift keys just can make function key play corresponding effect, and each function key all has multiple function, carries out any function and be by the determining positions of function shift key.
CNB031271464A 2003-09-09 2003-09-09 Digital simultaneous vision machine Expired - Lifetime CN100387183C (en)

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