CN210990194U

CN210990194U - Portable vision tester

Info

Publication number: CN210990194U
Application number: CN201921453326.4U
Authority: CN
Inventors: 何美娜
Original assignee: Tianjin Beiyue Sports Technology Co ltd
Current assignee: Tianjin Beiyue Sports Technology Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-07-14
Anticipated expiration: 2029-09-03

Abstract

The utility model belongs to the technical field of vision tester, in particular to a portable vision tester, which comprises a placing box, a clapboard, a maneuvering bin and a motor, wherein the clapboard is fixedly connected inside the placing box; the utility model discloses, through setting up the motor, driving roller and dead lever, when people are not using the device, under the cooperation of motor, driving roller and dead lever, the device can carry out good depositing with the visual test table, thereby the device's life has been prolonged, under the effect of baldric, for people shift the device and provide very big convenient, under strutting arrangement's effect, when people are carrying out the in-process of normal use to the device, under strutting arrangement's effect, make the device can remain stable state in the in-process of carrying out normal use.

Description

Portable vision tester

Technical Field

The utility model belongs to the technical field of the vision tester, concretely relates to portable vision tester.

Background

Hang the visual chart on the wall when testing eyesight nowadays, the visual tester stands to the distance about 5 meters apart from the visual chart, shelter from an eye, distinguish the direction of E word in the visual chart, then obtain the visual concrete condition of visual tester, in real life, medical personnel often need carry out the physical examination to the student in mountain area, current visual tester is comparatively inconvenient at the in-process of carrying out the transport, it is comparatively inconvenient at the in-process of carrying out the dismantlement simultaneously, in order to solve above problem, we have released following device.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a portable vision tester has simple structure, the simple operation to have convenient to use and portable's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable vision tester, is including placing case, baffle, motor-driven storehouse and motor, baffle fixed connection is inside placing the case, motor-driven storehouse sets up in placing the case, motor fixed connection is in motor-driven storehouse, the output shaft fixedly connected with driving roller of motor, the other end fixedly connected with pivot of driving roller, the inside fixedly connected with fixed station in motor-driven storehouse, fixed station side fixedly connected with bearing, the other end of pivot is worn to establish in the bearing, driving roller surface dead lever is connected with the vision test table, the activity groove has been seted up on motor-driven storehouse surface, the vision test table is worn to establish in the activity groove, it is provided with the cage to place incasement portion.

Preferably, lifting box fixed surface is connected with the slider, place the incasement wall and seted up the spout, slider sliding connection is in the spout, fixed surface is connected with first electric putter on the baffle, first electric putter's other end fixed connection is at the lifting box lower extreme, first electric putter is total two to the symmetry sets up in the lifting box both sides, lifting box inner wall fixedly connected with dead lever, the other end fixed connection of visual test table is on the dead lever surface, it has seted up the through-hole to place the case surface.

Preferably, the side surface of the placing box is fixedly connected with two shoulder belts, the two shoulder belts are symmetrically arranged on the surface of the placing box, the lower surface of the placing box is fixedly connected with a fixing nut, and a supporting device is arranged at the lower end of the fixing nut.

Preferably, the support device comprises a fixing bolt, the fixing bolt is in threaded connection with a fixing nut, a first support rod of the lower end of the fixing bolt is fixedly connected with, a second electric push rod is fixedly connected with the lower end of the first support rod, a second support rod is fixedly connected with the other end of the second electric push rod, a first fixing ring is sleeved on the surface of the first support rod, a first connecting block is fixedly connected with the side surface of the first fixing ring, a second connecting block is arranged on the side surface of the first connecting block, the second connecting block is movably connected with the first connecting block through a pin shaft, a support is fixedly connected with the other end of the first connecting block, and the surface of the support is fixedly connected with the second fixing ring.

Preferably, the side surface of the second fixing ring is fixedly connected with a third connecting block, the side surface of the third connecting block is provided with a fourth connecting block, the fourth connecting block is movably connected with the third connecting block through a pin shaft, the surface of the second supporting rod is fixedly connected with a third fixing ring, the side surface of the third fixing ring is fixedly connected with a fifth connecting block, the other end of the fourth connecting block is movably connected with the fifth connecting block through a pin shaft, and the number of the supports is three and is arranged on the side surface of the first supporting rod.

Preferably, the front face of the placing box is provided with two bin doors which are symmetrically arranged on two sides of the placing box, and the front face of one bin door is provided with a control switch.

The utility model has the advantages that:

the utility model discloses, through setting up the motor, driving roller and dead lever, when people need not use the device, under the cooperation of motor, driving roller and dead lever, the device can be good deposits the eyesight test table, thereby the life of the device has been prolonged, under the effect of spout and slider, when people control first electric putter to carry out the removal process to the cage, under the cooperation of spout and slider, impel the cage to keep directional removal in the removal process, avoid the cage to produce the skew in the removal process, under the effect of baldric, make people carry the in-process to the device, under the effect of baldric, for people transfer the device provides very big convenience, under the effect of strutting arrangement, when people are carrying out the normal use process to the device, under the effect of strutting arrangement, so that the device can be kept in a stable state during normal use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of the rear view of the placing box of the present invention;

FIG. 4 is an enlarged schematic structural view of the support device of the present invention;

in the figure: 1. placing a box; 2. a partition plate; 3. a motorized bin; 4. a motor; 5. a driving roller; 6. a rotating shaft; 7. a fixed table; 8. a bearing; 9. a vision test chart; 10. a movable groove; 11. a first electric push rod; 12. a lifting box; 13. a slider; 14. a chute; 15. a through hole; 16. fixing the rod; 17. fixing a nut; 18. a support device; 1801. fixing the bolt; 1802. a first support bar; 1803. a first retaining ring; 1804. a first connection block; 1805. a second connecting block; 1806. a support; 1807. a second retaining ring; 1808. a second electric push rod; 1809. a second support bar; 1810. a third connecting block; 1811. a fourth connecting block; 1812. a fifth connecting block; 1813. a third fixing ring; 19. a bin gate; 20. a control switch; 21. a shoulder strap.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a portable visual test appearance, is including placing case 1, baffle 2, motor-driven storehouse 3 and motor 4, 2 fixed connection of baffle are inside placing case 1, motor-driven storehouse 3 sets up in placing

case

1, 4 fixed connection of motor are in motor-driven storehouse 3, the output shaft fixedly connected with driving roller 5 of motor 4, the other end fixedly connected with pivot 6 of driving roller 5, the inside fixedly connected with fixed station 7 in motor-driven storehouse 3, 7 side fixedly connected with bearings 8 of fixed station, the other end of pivot 6 is worn to establish in bearings 8, 5 surperficial dead levers 16 of driving roller are connected with visual test table 9, movable groove 10 has been seted up on motor-driven storehouse 3 surface, visual test table 9 wears to establish in movable groove 10, it is provided with cage 12 to place the inside of case 1.

Specifically, a sliding block 13 is fixedly connected to the surface of the lifting box 12, a sliding groove 14 is formed in the inner wall of the placing box 1, the sliding block 13 is slidably connected in the sliding groove 14, under the action of the sliding groove 14 and the sliding block 13, when a person controls the first electric push rod 11 to move the lifting box 12, the lifting box 12 is enabled to keep moving directionally under the cooperation of the sliding groove 14 and the sliding block 13 in the moving process, so that the lifting box 12 is prevented from shifting in the moving process, the first electric push rod 11 is fixedly connected to the upper surface of the partition plate 2, the other end of the first electric push rod 11 is fixedly connected to the lower end of the lifting box 12, the number of the first electric push rods 11 is two, and the first electric push rods are symmetrically arranged on two sides of the lifting box 12, a fixing rod 16 is fixedly connected to the inner wall of the lifting box 12, and the other end of the vision, through setting up motor 4, driving roller 5 and dead lever 16, when people need not use the device, under the cooperation of motor 4, driving roller 5 and dead lever 16, the device can carry out good depositing with eyesight test table 9 to the life of the device has been prolonged, place 1 surfaces of case and seted up through-hole 15.

Specifically, place case 1 side fixedly connected with baldric 21, baldric 21 is total two to the symmetry sets up places case 1 surface, under the effect of baldric 21 for people are carrying the in-process to the device, under the effect of baldric 21, for people shift the device and provide very big convenience, place case 1 lower surface fixedly connected with fixation nut 17, fixation nut 17 lower extreme is provided with strutting arrangement 18.

Specifically, the supporting device 18 includes a fixing bolt 1801, the fixing bolt 1801 is screwed in a fixing nut 17, the lower end of the fixing bolt 1801 is fixedly connected with a first supporting rod 1802, the lower end of the first supporting rod 1802 is fixedly connected with a second electric push rod 1808, the other end of the second electric push rod 1808 is fixedly connected with a second supporting rod 1809, a first fixing ring 1803 is sleeved on the surface of the first supporting rod 1802, a first connecting block 1804 is fixedly connected to the side surface of the first fixing ring 1803, a second connecting block 1805 is arranged on the side surface of the first connecting block 1804, the second connecting block 1805 is movably connected to the first connecting block 1804 through a pin shaft, the other end of the first connecting block 1804 is fixedly connected with a support 1806, and a second fixing ring 1807 is fixedly connected to the surface of the support 1806.

Specifically, a third connecting block 1810 is fixedly connected to the side surface of the second fixing ring 1807, a fourth connecting block 1811 is arranged on the side surface of the third connecting block 1810, the fourth connecting block 1811 and the third connecting block 1810 are movably connected by a pin, a third fixing ring 1813 is fixedly connected to the surface of the second supporting rod 1809, a fifth connecting block 1812 is fixedly connected to the side surface of the third fixing ring 1813, the other end of the fourth connecting block 1811 and the fifth connecting block 1812 are movably connected by a pin, and the number of the brackets 1806 is three and is arranged on the side surface of the first supporting rod 1802, so that under the action of the supporting device 18, when a person uses the device normally, under the action of the supporting device 18, the device can be kept in a stable state during normal use.

Specifically, the front surface of the placing box 1 is provided with two bin doors 19, the bin doors 19 are symmetrically arranged on two sides of the placing box 1, and one of the bin doors 19 is provided with a control switch 20 on the front surface.

The utility model discloses a theory of operation and use flow: the utility model discloses, when using, at first with the strutting arrangement 18 with place case 1 phase separation, then bear the case 1 behind medical personnel through baldric 21, after moving the device to suitable position, people again with strutting arrangement 18 and place case 1 through fixation nut 17 and fixing bolt 1801 fixed connection together, then control second electric putter 1808 through control switch 20 and extend, make second electric putter 1808 can be with then door 19 open, simultaneously control first electric putter 11 through control switch 20 and extend, simultaneously control motor 4 through control switch 20 reversal, make the vision test table 9 of winding on driving roller 5 surface can carry out normal use after the expansion of uniform velocity, when people need shift the device, people only need to control motor 4 through control switch 20, corotation first electric putter 11 is contracted simultaneously, thereby make the lift box 12 who carries eyesight test table 9 obtain to receive and place and preserve in the case 1, then simultaneously with two door 19 closure, later separate fixing bolt 1801 and fixation nut 17, control second electric putter 1808 simultaneously and contract for strutting arrangement 18 can fold, people only need will place case 1 and bear on the shoulder through the effect of baldric 21 can, then deposit with strutting arrangement 18 use dedicated box can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a portable vision tester, is including placing case (1), baffle (2), motor-driven storehouse (3) and motor (4), its characterized in that: the clapboard (2) is fixedly connected inside the placing box (1), the maneuvering bin (3) is arranged in the placing box (1), the motor (4) is fixedly connected in the maneuvering bin (3), an output shaft of the motor (4) is fixedly connected with a driving roller (5), the other end of the driving roller (5) is fixedly connected with a rotating shaft (6), the interior of the maneuvering bin (3) is fixedly connected with a fixed platform (7), the side surface of the fixed table (7) is fixedly connected with a bearing (8), the other end of the rotating shaft (6) is arranged in the bearing (8) in a penetrating way, the fixed rod (16) on the surface of the driving roller (5) is connected with an eyesight test chart (9), the surface of the maneuvering bin (3) is provided with a movable groove (10), the vision test meter (9) is arranged in the movable groove (10) in a penetrating mode, and a lifting box (12) is arranged inside the placing box (1).

2. The portable vision tester as recited in claim 1, wherein: lifting box (12) fixed surface is connected with slider (13), place case (1) inner wall and seted up spout (14), slider (13) sliding connection is in spout (14), fixed surface is connected with first electric putter (11) on baffle (2), the other end fixed connection of first electric putter (11) is at lifting box (12) lower extreme, first electric putter (11) are total two to the symmetry sets up in lifting box (12) both sides, lifting box (12) inner wall fixedly connected with dead lever (16), the other end fixed connection of visual test table (9) is on dead lever (16) surface, it has seted up through-hole (15) to place case (1) surface.

3. The portable vision tester as recited in claim 1, wherein: the side face of the placing box (1) is fixedly connected with shoulder straps (21), the number of the shoulder straps (21) is two, the surfaces of the placing box (1) are symmetrically arranged, the lower surface of the placing box (1) is fixedly connected with fixing nuts (17), and supporting devices (18) are arranged at the lower ends of the fixing nuts (17).

4. A portable vision tester as recited in claim 3, wherein: the supporting device (18) comprises a fixing bolt (1801), the fixing bolt (1801) is connected in a fixing nut (17) in a threaded mode, the lower end of the fixing bolt (1801) is fixedly connected with a first supporting rod (1802), the lower end of the first supporting rod (1802) is fixedly connected with a second electric push rod (1808), the other end of the second electric push rod (1808) is fixedly connected with a second support rod (1809), the surface of the first supporting rod (1802) is sleeved with a first fixing ring (1803), the side surface of the first fixing ring (1803) is fixedly connected with a first connecting block (1804), a second connecting block (1805) is arranged on the side surface of the first connecting block (1804), the second connecting block (1805) is movably connected with the first connecting block (1804) through a pin shaft, the other end fixedly connected with support (1806) of first connecting block (1804), support (1806) fixed surface is connected with the solid fixed ring of second (1807).

5. The portable vision tester as recited in claim 4, wherein: the side face of the second fixing ring (1807) is fixedly connected with a third connecting block (1810), the side face of the third connecting block (1810) is provided with a fourth connecting block (1811), the fourth connecting block (1811) is movably connected with the third connecting block (1810) through a pin shaft, the surface of the second supporting rod (1809) is fixedly connected with a third fixing ring (1813), the side face of the third fixing ring (1813) is fixedly connected with a fifth connecting block (1812), the other end of the fourth connecting block (1811) is movably connected with the fifth connecting block (1812) through a pin shaft, and the number of the supports (1806) is three in total and is arranged on the side face of the first supporting rod (1802).

6. The portable vision tester as recited in claim 1, wherein: the front face of the placing box (1) is provided with two bin doors (19), the bin doors (19) are symmetrically arranged on two sides of the placing box (1), and one of the bin doors (19) is provided with a control switch (20) in the front face.