CN211560056U

CN211560056U - Artificial intelligence controlled visual chart

Info

Publication number: CN211560056U
Application number: CN202020133019.4U
Authority: CN
Inventors: 朱建军
Original assignee: Zhengzhou University of Science and Technology
Current assignee: Zhengzhou University of Science and Technology
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-09-25
Anticipated expiration: 2030-01-21

Abstract

The utility model relates to a visual acuity chart technical field, and an artificial intelligence control visual acuity chart is disclosed, including mounting panel and visual acuity chart display screen, the mounting panel level is located the top of visual acuity chart display screen, the level is equipped with the fixed plate between mounting panel and the visual acuity chart display screen, the fixed motor that is equipped with in lower surface center department of mounting panel, the fixed first screw rod that is equipped with of output of motor, the last fixed surface of fixed plate is equipped with first screw rod matched with internal thread pipe, the lower surface left and right sides of mounting panel is the fixed telescopic link that is equipped with all, the lower extreme of two telescopic links all is connected with the last fixed surface of fixed plate, the lower surface left and right sides of fixed plate is equipped with first dead lever and second dead lever respectively, portable connection between first dead lever and the fixed plate, the second dead. The utility model discloses occupation space is little, and is convenient for to the regulation of visual chart display screen height and angle, and the practicality is high.

Description

Artificial intelligence controlled visual chart

Technical Field

The utility model relates to an eye chart technical field especially relates to artificial intelligence control eye chart.

Background

The eye chart is a chart for measuring vision. The domestic visual chart comprises: international standard visual acuity chart, logarithmic visual acuity chart, Landolt (Landolt) peripheral visual acuity chart. The visual acuity chart and the distance visual acuity chart are functionally classified.

With the development of science and technology, the existing paper visual acuity chart is gradually replaced by an artificial intelligence visual acuity chart. At present, a common artificial intelligence visual chart is generally placed on a desktop, the height of the visual chart can not be adjusted randomly, and the occupied space is large. Therefore, the utility model provides an artificial intelligence control visual acuity chart.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that artificial intelligence visual acuity chart generally is placed on the desktop among the prior art, can not advance the random regulation of height, and the great problem in space that occupies moreover, and the artificial intelligence control visual acuity chart that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an artificial intelligence control visual chart comprises a mounting plate and a visual chart display screen, wherein the mounting plate is horizontally positioned above the visual chart display screen, a fixing plate is horizontally arranged between the mounting plate and the visual chart display screen, a motor is fixedly arranged at the center of the lower surface of the mounting plate, a first screw rod is fixedly arranged at the output end of the motor, an internal thread pipe matched with the first screw rod is fixedly arranged on the upper surface of the fixing plate, telescopic rods are fixedly arranged on the left side and the right side of the lower surface of the mounting plate, the lower ends of the two telescopic rods are fixedly connected with the upper surface of the fixing plate, a first fixing rod and a second fixing rod are respectively arranged on the left side and the right side of the lower surface of the fixing plate, the first fixing rod is movably connected with the fixing plate, the second fixing rod is fixedly arranged on the lower surface of the fixing plate, and the visual chart display, the visual chart display screen is characterized in that square sleeves are fixedly arranged on the left side and the right side of the visual chart display screen, square rods are inserted into the square sleeves, a rotating shaft is fixedly arranged at the other ends of the square rods, one end, far away from the square rods, of the rotating shaft is rotatably connected with the rod walls of the first fixing rod and the second fixing rod through first rolling bearings, a shell is fixedly arranged on the rod wall of the second fixing rod, and a driving mechanism used for driving the visual chart display screen to rotate is arranged inside the shell.

Preferably, a cavity is formed in the left side of the inner portion of the fixing plate, a second screw rod is transversely arranged in the cavity, two ends of the second screw rod are rotatably connected with the left side and the right side of the cavity through a second rolling bearing, the left end of the second screw rod penetrates through the outer portion of the fixing plate and is fixedly provided with a rocking handle, a moving block in threaded connection with the second screw rod is slidably arranged in the cavity, a strip-shaped hole is transversely formed in the lower side of the cavity, and the upper end of the first fixing rod penetrates through the strip-shaped hole and is fixedly connected with the lower side of the moving block.

Preferably, actuating mechanism includes electric putter, rack and gear, is located the right side the one end that square pole was kept away from in the pivot run through to the inside of casing and with gear fixed connection, electric putter sets up in the inside of casing fixedly, the rack is fixed to be set up in electric putter's removal end and set up with gear engagement.

Preferably, the left side and the right side of the mounting plate are both fixedly provided with mounting blocks, and the mounting blocks are provided with mounting bolts.

Compared with the prior art, the utility model provides an artificial intelligence control visual acuity chart possesses following beneficial effect:

1. this artificial intelligence control visual chart through setting up motor, first screw rod, internal thread pipe and the telescopic link between mounting panel and fixed plate, can realize the regulation of visual chart display screen height.

2. This artificial intelligence control visual chart through setting up first dead lever, second dead lever, square sleeve pipe, square pole, pivot, casing, electric putter, gear and the rack in the fixed plate below, can drive the visual chart display screen and be 180 angular rotation to can trade the face with the visual chart display screen and use as required.

3. This artificial intelligence control eye chart through setting up second screw rod, movable block and the rocking handle in the fixed plate is inside, can make first dead lever remove left to can dismantle the eye chart display screen from between first dead lever and the second dead lever.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses occupation space is little, and is convenient for to the regulation of visual table display screen height and angle, and the practicality is high.

Drawings

FIG. 1 is a schematic structural view of an artificial intelligence control eye chart according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic side view of the square sleeve, the square rod and the rotating shaft in fig. 1.

In the figure: the visual acuity chart comprises a mounting plate 1, a visual acuity chart display screen 2, a fixing plate 3, a motor 4, a first screw rod 5, an internal threaded pipe 6, a telescopic rod 7, a first fixing rod 8, a second fixing rod 9, a square sleeve 10, a square rod 11, a rotating shaft 12, a shell 13, a second screw rod 14, a moving block 15, a rocking handle 16, an electric push rod 17, a gear 18, a rack 19 and a mounting bolt 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an artificial intelligence control visual acuity chart comprises a mounting plate 1 and a visual acuity chart display screen 2, wherein the mounting plate 1 is horizontally arranged above the visual acuity chart display screen 2, a fixing plate 3 is horizontally arranged between the mounting plate 1 and the visual acuity chart display screen 2, a motor 4 is fixedly arranged at the center of the lower surface of the mounting plate 1, a first screw 5 is fixedly arranged at the output end of the motor 4, an internal threaded pipe 6 matched with the first screw 5 is fixedly arranged on the upper surface of the fixing plate 3, telescopic rods 7 are fixedly arranged on the left side and the right side of the lower surface of the mounting plate 1, the lower ends of the two telescopic rods 7 are fixedly connected with the upper surface of the fixing plate 3, a first fixing rod 8 and a second fixing rod 9 are respectively arranged on the left side and the right side of the lower surface of the fixing plate 3, the first fixing rod 8 is movably connected with the fixing plate 3, the second fixing rod 9 is fixedly arranged on the, the left and right sides of visual chart display screen 2 all fixes being equipped with square sleeve pipe 10, square pole 11 has all been pegged graft in two square sleeve pipe 10's inside, the other end of two square poles 11 is all fixed and is equipped with pivot 12, the one end that square pole 11 was kept away from in two pivots 12 all rotates with the pole wall of first dead lever 8 and second dead lever 9 respectively through first antifriction bearing to be connected, the pole wall of second dead lever 9 is fixed and is equipped with casing 13, casing 13's inside is equipped with and is used for driving the rotatory actuating mechanism of visual chart display screen 2.

The cavity has been seted up on the inside left side of fixed plate 3, the inside of cavity transversely is equipped with second screw 14, the both ends of second screw 14 all rotate with the left and right sides of cavity through second antifriction bearing and are connected, the left end of second screw 14 runs through to the outside of fixed plate 3 and fixed rocking handle 16 that is equipped with, the inside slip of cavity is provided with the movable block 15 with 14 threaded connection of second screw, the bar hole has transversely been seted up to the downside of cavity, the upper end of first dead lever 8 pass the bar hole and with the downside fixed connection of movable block 15, rotate rocking handle 16, rocking handle 16 can drive the rotation of second screw 14, second screw 14 can make movable block 15 remove to the left, thereby can make square pole 11 take out from square sleeve 10's inside, and then can dismantle visual chart display screen 2 from between first dead lever 8 and the second dead lever 9.

Actuating mechanism includes electric putter 17, rack 19 and gear 18, the one end that is located right side pivot 12 and keeps away from square pole 11 runs through to the inside of casing 13 and with gear 18 fixed connection, electric putter 17 is fixed to be set up in the inside of casing 13, rack 19 is fixed to be set up in electric putter 17's removal end and set up with gear 18 meshing, electric putter 17 can promote rack 19 and remove, rack 19 can drive gear 18 rotatory, gear 18 is through pivot 12, square pole 11 and square sleeve pipe 10 can drive visual chart display screen 2 and be 180 angular rotation, thereby can trade face use with visual chart display screen 2 according to the condition.

The left and right sides of mounting panel 1 all is fixed and is equipped with the installation piece, and is provided with mounting bolt 20 on the installation piece, can fix mounting panel 1 at the ceiling.

In the utility model, when the utility model is used, when the height of the visual chart display screen 2 needs to be adjusted, the staff opens the motor 4 to work, the motor 4 can drive the first screw rod 5 to rotate forward or reversely by rotating forward or reversely, the first screw rod 5 can push the internal thread pipe 6 to move upwards or downwards, thereby the height of the visual chart display screen 2 can be adjusted; when needing to carry out 180 angle modulation with chart display screen 2, the staff opens electric putter 17 work, electric putter 17 can promote rack 19 and remove, rack 19 can drive gear 18 rotatory, gear 18 is through pivot 12, square pole 11 and square sleeve pipe 10 can drive chart display screen 2 and be 180 angle rotations, thereby can change the face use with chart display screen 2 as the circumstances, the practicality of chart display screen 2 has been improved, when needs are dismantled chart display screen 2, staff's hand rotates rocking handle 16, rocking handle 16 can drive second screw rod 14 rotatory, second screw rod 14 can make 15 movable blocks move left, thereby can make square pole 11 take out from square sleeve pipe 10's inside, and then can dismantle chart display screen 2 from between first dead lever 8 and second dead lever 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Artificial intelligence control visual chart, including mounting panel (1) and visual chart display screen (2), its characterized in that, mounting panel (1) level is located the top of visual chart display screen (2), the level is equipped with fixed plate (3) between mounting panel (1) and visual chart display screen (2), the fixed motor (4) that is equipped with is located to the lower surface center of mounting panel (1), the output of motor (4) is fixed and is equipped with first screw rod (5), the last fixed surface of fixed plate (3) is equipped with and screws with first screw rod (5) matched with internal thread pipe (6), the lower surface left and right sides of mounting panel (1) all is fixed and is equipped with telescopic link (7), two the lower extreme of telescopic link (7) all is connected with the last fixed surface of fixed plate (3), the lower surface left and right sides of fixed plate (3) is equipped with first dead lever (8) and second dead lever (9) respectively, the first fixed rod (8) is movably connected with the fixed plate (3), the second fixed rod (9) is fixedly arranged on the lower surface of the fixed plate (3), the visual chart display screen (2) is positioned between the first fixing rod (8) and the second fixing rod (9), the left side and the right side of the visual chart display screen (2) are both fixedly provided with square sleeves (10), the interiors of the two square sleeves (10) are both spliced with square rods (11), the other ends of the two square rods (11) are both fixedly provided with rotating shafts (12), one ends of the two rotating shafts (12) far away from the square rods (11) are respectively and rotatably connected with the rod walls of a first fixed rod (8) and a second fixed rod (9) through first rolling bearings, the wall of the second fixing rod (9) is fixedly provided with a shell (13), and a driving mechanism for driving the visual chart display screen (2) to rotate is arranged inside the shell (13).

2. The artificial intelligence control visual acuity chart according to claim 1, wherein a cavity is formed in the left side of the inner portion of the fixed plate (3), a second screw (14) is transversely arranged in the cavity, two ends of the second screw (14) are rotatably connected with the left side and the right side of the cavity through second rolling bearings, the left end of the second screw (14) penetrates through the outer portion of the fixed plate (3) and is fixedly provided with a rocking handle (16), a moving block (15) in threaded connection with the second screw (14) is slidably arranged in the cavity, a strip-shaped hole is transversely formed in the lower side of the cavity, and the upper end of the first fixed rod (8) penetrates through the strip-shaped hole and is fixedly connected with the lower side of the moving block (15).

3. The artificial intelligence control eye chart according to claim 1, wherein the driving mechanism comprises an electric push rod (17), a rack (19) and a gear (18), one end of the rotating shaft (12) far away from the square rod (11) on the right side penetrates through the inside of the casing (13) and is fixedly connected with the gear (18), the electric push rod (17) is fixedly arranged inside the casing (13), and the rack (19) is fixedly arranged at the moving end of the electric push rod (17) and is meshed with the gear (18).

4. The artificial intelligence control eye chart of claim 1, wherein the left and right sides of the mounting plate (1) are fixedly provided with mounting blocks, and mounting bolts (20) are arranged on the mounting blocks.