CN202288241U - Self-correction area array source sight apparatus - Google Patents
Self-correction area array source sight apparatus Download PDFInfo
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- CN202288241U CN202288241U CN2011203771883U CN201120377188U CN202288241U CN 202288241 U CN202288241 U CN 202288241U CN 2011203771883 U CN2011203771883 U CN 2011203771883U CN 201120377188 U CN201120377188 U CN 201120377188U CN 202288241 U CN202288241 U CN 202288241U
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Abstract
The utility model discloses a self-correction area array source sight apparatus, which belongs to a common apparatus for diagnosing diseases in ophthalmonogy. In the self-correction area array source sight apparatus, specific to the flat plate electronic display screens of different length-width ratios, a flat plate electronic display screen is taken as area array source display equipment, the length of a variable-length connecting rod can be increased or decreased by adjusting a positioning bolt on the variable-length connecting rod; the variable-length connecting rod is connected with a variable-length straight rod; the variable-length straight rod is connected with the variable-length connecting rod; the tail end of the variable-length connecting rod is connected with image acquiring equipment, and is connected with a liftable electric table and a base for accommodating the flat plate electronic display screen through a slide rail; a horizontal guide rail which is parallel to the flat plate display screen is arranged on the upper surface of the liftable electric table; a sliding plate which can slide along the horizontal guide rail is arranged on the horizontal guide rail; a vertical guide rail along which the sliding plate can slide vertically is arranged vertical to the horizontal guide rail; and the sliding plate is connected with a lower support through a connecting rod and a threaded sleeve. The sight apparatus can be applied to hospitals of all levels, has low cost and a self-maintenance function, and is flexible and convenient in operation.
Description
Technical field
This utility model relates to the visual field appearance in a kind of person under inspection of measurement visual field, belongs to the ophthalmology instrument that diagnoses the illness commonly used.
Background technology
The sighting target of tradition dome-type visual field appearance shows through light emitting diode or the modes such as optical fibers or spot projection that are embedded on the dome-type screen; This sighting target display mode has significant limitation; Because not only the size, position, color and the shape that show of sighting target relative fixed has all limited the enforcement of plurality of applications program, and has shown the optical system more complicated of sighting target; Easy care is not fixed by the position and the size of optic fibre hole from the sighting target position and the size of dynamic visual field appearance such as optical fiber type; Not only its color can not flexible conversion as showing sighting target for light emitting diode, and brightness degree is difficult for segmentation, influence visual field detection effect.Because position, indication range, size or the color of solid viewpoint in appearance adjustment center, traditional dome-type visual field or detection sighting target are very inconvenient; So more inspection method of easy exploiting not; Motility and efficient that the visual field is detected have been reduced, the range of application of also having dwindled detected object simultaneously.In addition, use visual field appearance for a long time, the sighting target light source is prone to aging, if no light intensity detects and corrective action, will cause accuracy of detection to reduce, even erroneous judgement.
The utility model content
The purpose of this utility model is in order to overcome above-mentioned deficiency; And a kind of face battle array source display device that utilizes that provides is not only realized the sighting target of flexible conversion according to the plurality of specifications size design as the sighting target display screen, and the solid viewpoint in center or the display position and scope, shape, sighting target and the screen background color that detect sighting target also can be adjusted arbitrarily; Design can be fixed and can adjust the supporter and following holder adjusting device that is fit to multi-specification face battle array source display device flexibly; And increase sighting target intensity collection equipment, guarantee the accuracy of sighting target sensed luminance, and simple in structure; Be prone to be convenient to the visual field, the face battle array source appearance that hospitals at different levels use from safeguarding.
This utility model is to realize like this; It comprises dull and stereotyped electronic display 1; The bracing frame 2 of dull and stereotyped electronic display 1 and be installed with a support member 28 in the lower end of this dull and stereotyped electronic display 1; And dull and stereotyped electronic display 1 is placed in the support slot of this support member 28, and the two ends of support member 28 are connected through bolt 14 with the bracing frame of both sides 2.Can have along bracing frame 2 both sides to supply bolt 14 to drive the chute that support member 28 slides, change the height of dull and stereotyped electronic display 1.A variable length connecting rod 4 is installed on the top of bracing frame 2; Said variable length connecting rod 4 is made up of with the straight-bar that can in sleeve, move the sleeve at fixed length straight-bar 5 and fixed length straight-bar 5 two ends; Sleeve is connected with bolt 6 with straight-bar; Regulate the bolt 6 on the straight-bar, elongate or shorten the length of straight-bar outside sleeve, and fix the position of straight-bar and the length of definite whole variable length connecting rod 4 with bolt 6.When the length of dull and stereotyped electronic display 1 changes, can change the length of variable length connecting rod 4 through the bolt 6 on the adjusting variable length connecting rod 4, to adapt to the dull and stereotyped electronic display 1 of different specification size.One fixed axis 7 is installed directly over the fixed length straight-bar 5 of variable length connecting rod 4; This fixed axis 7 is hinged with variable length straight-bar 8; Variable length straight-bar 8 is articulated and connected with variable length connecting rod 9 again, variable length straight-bar 8 and variable length connecting rod 9 relation of meeting at right angles, and variable length connecting rod 9 is made up of fixed length straight-bar and cannulated sleeve 10; Cannulated sleeve 10 slides on the fixed length straight-bar and changes the length of variable length connecting rod 9, and the fixed length straight-bar is fixedly connected by bolt 11 with cannulated sleeve 10.The lower end of variable length connecting rod 9 connects image capture device 13.The lower end of the bracing frame 2 of support plate electronic display 1 is installed on the base 16; Can be through the handwheel 15 in rotating base 16 left sides; Handwheel 15 is connected with keyway 32 on the worm gear 33 end face fixed axis through key, worm gear 33 again with worm screw 31 screw-threaded engagement, rotate rotatablely moving and the stretching motion of worm screw 31 of handwheel 15 drive worm gears 33; The end of worm screw 31 connects fixed disc 34; Fixed disc 34 is connected through set bolt with the right side of base 16 again, realizes changing the length of base 16, can adapt to the dull and stereotyped electronic display 1 of different length specification; The lower end of base 16 is connected through the electronic table 19 of slide rail 17 and liftable, guarantees that the electronic table 19 of base 16 and liftable is on same axis.Upper surface at the electronic table 19 of liftable is equipped with the horizontal guide rail 24 that parallels with panel display screen 1, and having on the horizontal guide rail 24 can be along the slide plate 25 of its slip, and there is the sports limiting piece at horizontal guide rail 24 two ends, through the horizontal level of bolt 30 fixed glides 25.Being provided with slide plate 25 perpendicular to horizontal guide rail 24 can be along its vertical vertical guide rail 27 that slides, through the upright position of set bolt 29 fixed glides 25.Vertical guide rail 27 below the said slide plate 25 passes through connection mutually with horizontal guide rail 24, guarantees that slide plate 25 can move along level and vertical direction.Slide plate 25 is connected holder 26 down through connecting rod 21 with screw shell 20; Connecting rod 21 and bush whorl 20 engagements; Through rotary threaded sleeve 20, can trickle change hold in the palm 26 high and low position down, the electronic table 19 of liftable is provided with regulates rising button 23 and falling button 22 of electronic table up-down.
Described image capture device 13 can be selected the high definition digital camera for use.
Said dull and stereotyped electronic display 1 can be selected high brightness LCD TV or plasm TV or outdoor advertising display screen for use.
This device in use can be through the handwheel 15 in rotating base 16 left sides; Handwheel 15 is connected with keyway 32 on the worm gear 33 end face fixed axis through key, worm gear 33 again with worm screw 31 screw-threaded engagement, rotate rotatablely moving and the stretching motion of worm screw 31 of handwheel 15 drive worm gears 33; The end of worm screw 31 connects fixed disc 34; Fixed disc 34 is connected through set bolt with the right side of base 16 again, realizes changing the length of base 16, can adapt to the dull and stereotyped electronic display 1 of different length specification; When regulating base 16 length, also to connect the length of bracing frame 2 vertical variable length connecting rods 4 through bolt 6 corresponding changes.After treating that base 16 length are confirmed,, fix the length of base 16 through two set bolts 18 that install base 16 upper ends.Through rising button 23 and fall button 22, can also adjust down by a relatively large margin in the time of conveniently adjusted electronic table 19 height and hold in the palm 26 high and low position.So just constituted the positive battle array of this self-correcting visual field, source appearance.This visual field appearance can be through guide rail 17 adjusting range battle array source display devices 1 and the following distance of holding in the palm between 26 that connects the electronic table 19 of base 16 and liftable, and convenient adjustment reaches the optimum detection effect.The bottom of the dull and stereotyped electronic display 1 in this visual field appearance has fixture 28 and set bolt 14 to be connected with bracing frame 2; Dull and stereotyped electronic display 1 is gone up and down along the chute on the bracing frame 2; After the height of dull and stereotyped electronic display 1 is confirmed, can use set bolt 14 that the support member 28 of bracing frame 2 with dull and stereotyped electronic display 1 bottom is fixedly connected.
This utility model has following beneficial effect:
Because the support 2 of this visual field appearance design support plate electronic display 1 reaches holder 26 adjusting devices down; When therefore can or detect position, indication range, size or the color of sighting target in the solid viewpoint in flexible change center; Regulate dull and stereotyped electronic display 1 and the down distance between the holder 26, the height of dull and stereotyped electronic display 1, can be in the situation of dull and stereotyped electronic display 1 fixed-site, along with looking sighting target position and sighting target size and detection range admittedly when changing; Adjustment down holder 26 vertical with (or) level with (or) position of fore-and-aft direction; Conveniently be transferred to anomaly plate electronic display 1 optimum detection position, detect more flexible, therefore can be towards more detected object.In addition, can gather because of various factors causes light source device aging, so that brightness departs from the sighting target point of calibration value through image capture device 13; Can condition be provided to the correction of sighting target point; Correcting algorithm is proofreaied and correct the stimulation sighting target that has luminance errors according to deviate, can effectively solve area array light source device aging problem, prolongs the service life of visual field appearance; Guarantee the accuracy of sighting target brightness, realize from safeguarding.This visual field appearance can be adapted to hospitals at different levels and use, and low, the flexible and convenient operation of cost possesses from maintenance function.
Description of drawings
Fig. 1 is the structure principle chart of this utility model
Fig. 2 is the gauged structure principle chart of this utility model sighting target light intensity
Fig. 3 is the structure chart of variable length connecting rod 4 in this utility model
Fig. 4 is a worm-and-wheel gear sketch map in this utility model
Among the figure: 1, dull and stereotyped electronic display, 2, bracing frame, 3, set bolt, 4, the variable length connecting rod, 5 fixed length straight-bars, 6, bolt; 7, fixed axis, 8, the variable length straight-bar, 9, the variable length connecting rod, 10 cannulated sleeves, 11, bolt, 12, socket pipe; 13, image capture device, 14, set bolt, 15, handwheel, 16, base, 17, slide rail, 18, bolt; 19, the electronic table of liftable, 20, screw shell, 21, connecting rod, 22, the decline button, 23, the rising button, 24, horizontal guide rail; 25, slide plate, 26, down holder, 27, vertical guide rail, 28, supporter, 29, bolt; 30, set bolt, 31, worm screw, 32, keyway, 33, worm gear, 34, fixed disc.
The specific embodiment
Below in conjunction with accompanying drawing this utility model is at length explained: as shown in Figure 1; The face battle array source display device of this utility model adopts dull and stereotyped electronic display 1; To the dull and stereotyped electronic display 1 of selecting different length-width ratios for use; Can regulate the bolt 6 on the variable length connecting rod 4 respectively, elongate or shorten the length of variable length connecting rod 4; Bolt 14 on the adjustable support part 28, the distance between the fixing support rack 2; Distance between the rotation hand wheel 15 adjustable support framves 2.The support member 28 of installing bottom in dull and stereotyped electronic display 1 mainly is to be convenient to being connected of dull and stereotyped electronic display 1 and bracing frame 2.Support member 28 can be fixing through bolt 14 with being connected of bracing frame 2.Bracing frame 2 and base 16 are connected through set bolt; Can drive the stretching motion of rotatablely moving of 16 li worm gears 33 of base and worm screw 31 through the handwheel 15 in rotating base 16 left sides; The end of worm screw 31 connects fixed disc 34; Fixed disc 34 is connected through set bolt with the right side of base 16 again, and the distance between the adjustable support frame 2 is used the length of set bolt 18 firm bankings 16 at last.Bracing frame 2 tops with become connecting rod 4 and be connected through set bolt 6, become connecting rod 6 and regulate the length that becomes connecting rod 6 through the set bolt on it 6.Central authorities at variable length connecting rod 6 are equipped with fixed axis 7; Be connected with variable length straight-bar 8 through fixed axis 7; Variable length straight-bar 8 ends are connecting with the variable length connecting rod that is connected image capture device 13 9 through a jointed shaft; Through the collection position that hinged adjustable-length straight-bar 8 of rotation and fixed axis 5 and variable length connecting rod 9 can be regulated said image capture device 13, the socket pipe 12 that rotation variable length connecting rod 9 is connected with image capture device 13 can change the collection direction of image capture device 13.Variable length connecting rod 9 is connected through set bolt 11 with sleeve 10 on it, through regulating the length that set bolt 11 is regulated variable length connecting rod 9.The end of variable length connecting rod 9 connects image collecting device 13, during with the height change of the dull and stereotyped electronic display 1 of box lunch, regulates the height of image capture device 13 through regulating variable length connecting rod 9.Can regulate base 16 and hold in the palm the distance between 26 down through guide rail 17.Through rising button 23 the electronic table of liftable 19 positions are raise, make down holder display device 1 center, 26 dough-making powder battle array source on same straight line.For dull and stereotyped electronic display 1 fixed-site; When the solid viewpoint position in the center on the dull and stereotyped electronic display 1 changes; Can be along horizontal slide rail 24 and vertical slide rail 27 moving slide boards 25; Make the following holder 26 that is connected with slide plate 25 also along with translation, can change the distance of holder 26 down and dull and stereotyped electronic display 1.Can be through rotating the screw thread straight-bar 21 that holder 26 down is connected with slide plate 25, the fine-tuning height of holder 26 down.
As shown in Figure 2; When to sighting target light intensity timing; Hinged variable length connecting rod 9 and variable length straight-bar 8 are rotated to the dead ahead of face battle array source display device 1 around fixed axis 7; Can show the position of the solid viewpoint of sighting target or center of diverse location and scope to dull and stereotyped electronic display 1, regulate collection position and direction that variable length connecting rod 9 and socket pipe 12 change graph capture device 13, the detection sighting target can both be gathered by graph capture device 13.Gather because of various factors causes light source device aging through image capture device 13,, can condition be provided to the correction of sighting target point so that brightness departs from the sighting target point of calibration value.Correction finishes, and variable length connecting rod 9 and variable length straight-bar 8 and image capture device 13 are rotated back to position shown in Figure 1 around fixed axis 7.
As shown in Figure 3; Variable length connecting rod 4 is made up of with the straight-bar that can in sleeve, move the sleeve at fixed length straight-bar 5 and fixed length straight-bar 5 two ends; Sleeve is connected with bolt 6 with straight-bar, regulates the bolt 6 on the straight-bar, elongates or shortens the length of straight-bar outside sleeve; And fix the position of straight-bar and confirm the length of whole variable length connecting rod 4 with bolt 6, connect fixed axis 7 directly over the fixed length straight-bar 5.
As shown in Figure 4; Keyway 32 on the worm gear 33 end face fixed axis and handwheel 15 are connected through key; Worm gear 33 again with worm screw 31 screw-threaded engagement, rotate rotatablely moving the stretching motion with worm screw 31 that handwheel 15 drives worm gears 33, the end of worm screw 31 connects fixed disc 34; Fixed disc 34 is connected through set bolt with the right side of base 16 again, realizes changing the length of base 16.
Claims (3)
1. the positive battle array of the self-correcting visual field, source appearance; It is characterized in that: it comprises dull and stereotyped electronic display (1); The bracing frame (2) of dull and stereotyped electronic display (1) and be installed with a support member (28) in the lower end of this dull and stereotyped electronic display (1); And dull and stereotyped electronic display (1) is placed in the support slot of this support member (28), and the two ends of support member (28) are connected through bolt (14) with the bracing frame (2) of both sides; There is confession bolt (14) to drive the chute that support member (28) slides along bracing frame (2) both sides; On the top of bracing frame (2) a variable length connecting rod (4) is installed; Variable length connecting rod (4) is made up of with the straight-bar that can in sleeve, move the sleeve at fixed length straight-bar (5) and fixed length straight-bar (5) two ends; Sleeve is connected with bolt 6 with straight-bar, regulates the bolt (6) on the straight-bar, elongates or shortens the length of straight-bar outside sleeve; And fix the position of straight-bar and confirm the length of whole variable length connecting rod (4) with bolt (6); One fixed axis (7) is installed directly over the fixed length straight-bar (5) of variable length connecting rod (4), and this fixed axis (7) is hinged with variable length straight-bar (8), and variable length straight-bar (8) is articulated and connected with variable length connecting rod (9) again; Variable length straight-bar (8) and variable length connecting rod (9) relation of meeting at right angles; Variable length connecting rod (9) is made up of fixed length straight-bar and cannulated sleeve (10), and cannulated sleeve (10) slides on the fixed length straight-bar and changes the length of variable length connecting rod (9), and the fixed length straight-bar is fixedly connected by bolt (11) with cannulated sleeve (10); The lower end of variable length connecting rod (9) connects image capture device (13); The lower end of the bracing frame (2) of support plate electronic display (1) is installed on the base (16); Rotating base (16) is provided with the handwheel (15) of adjustment base (16) length; The lower end of base (16) is connected through the electronic table of slide rail (17) and liftable (19), and the electronic table of base (16) and liftable (19) is on same axis; Upper surface at the electronic table of liftable (19) is equipped with the horizontal guide rail (24) that parallels with panel display screen (1); Having on the horizontal guide rail (24) can be along the slide plate (25) of its slip; There is the sports limiting piece at horizontal guide rail (24) two ends, through the horizontal level of bolt (30) fixed glides (25); Being provided with slide plate perpendicular to horizontal guide rail (24) can be along its vertical vertical guide rail (27) that slides, through the upright position of set bolt (29) fixed glides (25); Vertical guide rail (27) below the said slide plate (25) passes through connection mutually with horizontal guide rail (24), and slide plate (25) can move along level and vertical direction; Slide plate (25) is connected holder (26) down through connecting rod (21) with screw shell (20); Connecting rod (21) and bush whorl (20) engagement; Through rotary threaded sleeve (20) can trickle change holder down (26 high and low position, the electronic table of liftable (19) are provided with and regulate electronic table goes up and down rising button (23) and falling button (22).
2. the positive battle array of a kind of self-correcting according to claim 1 visual field, source appearance, it is characterized in that: described image capture device (13) is selected the high definition digital camera for use.
3. the positive battle array of a kind of self-correcting according to claim 1 visual field, source appearance, it is characterized in that: said dull and stereotyped electronic display (1) is selected high brightness LCD TV or plasm TV or outdoor advertising display screen for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203771883U CN202288241U (en) | 2011-09-28 | 2011-09-28 | Self-correction area array source sight apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203771883U CN202288241U (en) | 2011-09-28 | 2011-09-28 | Self-correction area array source sight apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202288241U true CN202288241U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203771883U Withdrawn - After Issue CN202288241U (en) | 2011-09-28 | 2011-09-28 | Self-correction area array source sight apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202288241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102499623A (en) * | 2011-09-28 | 2012-06-20 | 北京工业大学 | Self-correction area array source visual field measuring instrument |
-
2011
- 2011-09-28 CN CN2011203771883U patent/CN202288241U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102499623A (en) * | 2011-09-28 | 2012-06-20 | 北京工业大学 | Self-correction area array source visual field measuring instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120704 Effective date of abandoning: 20130821 |
|
| RGAV | Abandon patent right to avoid regrant |