CN211022584U - Measuring and calculating instrument for personalized assay and distribution of myopia and defocus lenses - Google Patents
Measuring and calculating instrument for personalized assay and distribution of myopia and defocus lenses Download PDFInfo
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- CN211022584U CN211022584U CN201921964916.3U CN201921964916U CN211022584U CN 211022584 U CN211022584 U CN 211022584U CN 201921964916 U CN201921964916 U CN 201921964916U CN 211022584 U CN211022584 U CN 211022584U
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Abstract
The utility model discloses a measuring and calculating instrument of myopia out of focus lens is joined in marriage in individual character chemical examination, including the device base, the upper end surface of device base is provided with the control crank, the rear side that the upper end surface of device base is close to the control crank is provided with the device main part, the front end surface of device main part is provided with control button, the upside that the front end surface of device main part is close to control button is provided with the display screen, the both sides that the front end surface of device main part is close to the display screen are provided with clean mechanism, the one end inboard surface of device base is provided with accomodates the drawer, the one end surface of accomodating the drawer is provided with the handle, the one end surface of device base is close to the front side of accomoda. A measuring and calculating instrument of myopia out of focus lens is joined in marriage in individual character chemical examination, can make things convenient for the clearance of display screen, can fix taking in the drawer, prevent to take in the drawer roll-off by oneself.
Description
Technical Field
The utility model relates to a myopia measuring and calculating instrument field, in particular to measuring and calculating instrument of myopia out of focus lens is joined in marriage in individual chemical examination.
Background
The optometry of the measuring and calculating instrument for fitting the myopic out-of-focus lens can be used for diagnostic optometry for the fitting of the soft contact lens, the dioptric power can be rapidly measured without mydriasis, the optometry result of the measuring and calculating instrument for fitting the myopic out-of-focus lens is automatically printed without conversion, a patient can be measured generally from a few seconds to a few minutes, the dioptric power can be rapidly measured, and more accurate dioptric power and interpupillary distance are provided for the correction of the lens; the traditional measuring and calculating instrument for testing and matching the myopic out-of-focus lens has some defects, firstly, a display screen of the instrument needs to be cleaned and wiped frequently, cleaning cloth needs to be used, the instrument is relatively troublesome, secondly, a storage drawer of the instrument does not have a fixing mechanism, the storage drawer can easily slide out automatically, and in order to solve the problems, the measuring and calculating instrument for testing and matching the myopic out-of-focus lens is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a calculating instrument of myopia out of focus lens is joined in marriage in individual assay, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a measuring and calculating instrument that myopia out of focus lens is joined in marriage in individual character chemical examination, includes the device base, the upper end surface of device base is provided with the control crank, the rear side that the upper end surface of device base is close to the control crank is provided with the device main part, the front end surface of device main part is provided with control button, the upside that the front end surface of device main part is close to control button is provided with the display screen, the both sides that the front end surface of device main part is close to the display screen are provided with clean mechanism, the one end inboard surface of device base is provided with accomodates the drawer, the one end surface of accomodating the drawer is provided with the handle, the one end surface of device base is close to the front side of accomodating the drawer and is.
Preferably, clean mechanism includes slide, slide bar, a clean section of thick bamboo, fixed knob, the both sides that the front end surface of device main part is close to the display screen are provided with the slide, the inside of slide is run through and is provided with the slide bar, the one end that the outside surface of slide bar is close to the slide is provided with a clean section of thick bamboo, the other end that the outside surface of slide bar is close to the slide is provided with fixed knob, the rear end surface of slide and the front end fixed surface of device main part are connected, the surface of slide bar and the inboard surface swing joint of slide, the inboard surface of a clean section of thick bamboo and the surface swing joint of slide bar, the inboard surface of fixed knob and the surface threaded connection of slide bar.
Preferably, fixed establishment is including fixed cover, fixed pin, spring, restriction piece, the front end surface of fixed block is provided with fixed cover, the inside surface of fixed cover is provided with the fixed pin, the outside surface of fixed pin is provided with the spring, the outside surface of fixed pin is provided with the restriction piece near the rear side of spring, the rear end surface of fixed cover is connected with the front end external fixed surface of fixed block, the surface of fixed pin and the inside surface swing joint of fixed cover, the inside surface of spring and the external surface swing joint of fixed pin, the inside surface of restriction piece is connected with the external fixed surface of fixed pin.
Preferably, the outer surface of the lower end of the control crank is movably connected with the outer surface of the upper end of the device base, and the outer surface of the lower end of the device main body is fixedly connected with the outer surface of the upper end of the device base.
Preferably, the outer surface of the rear end of the control button is movably connected with the outer surface of the front end of the device main body, and the outer surface of the rear end of the display screen is fixedly connected with the outer surface of the front end of the device main body.
Preferably, the outer surface of the storage drawer is movably connected with the inner side surface of one end of the device base, the outer surface of one end of the handle is fixedly connected with the outer surface of one end of the storage drawer, the outer surface of one end of the fixing block is fixedly connected with the outer surface of one end of the device base, and a through hole is formed in the front end of the storage drawer.
Compared with the prior art, the utility model discloses following beneficial effect has: when the measuring instrument is used, when a lot of dust is accumulated on the outer surface of a display screen, the fixing knob is screwed to rotate on the outer side surface of the slide rod, so that the slide rod and the slide way are loosened, the slide rod is pushed to move downwards to drive the cleaning cylinder to roll on the outer surface of the display screen, the purpose of cleaning the dust on the surface of the display screen is achieved, the cleaning mechanism can clean the dust at any time, cleaning of the display screen can be completed without cleaning cloth, when the containing drawer needs to be fixed, the fixing pin is pulled to slide on the inner side surface of the fixing sleeve, the fixing pin moves to drive the limiting block to move, the limiting block moves to compress the spring, the inner side surface of the base of the containing drawer propelling device at the moment, the fixing pin is loosened, the spring resets under the action of the elasticity of the spring to push the limiting block to move, and the limiting block moves to drive the fixing pin to be inserted into a, thereby reach and will accomodate the drawer and fix, fixed more firm, the condition that can not appear accomodating the drawer and roll-off by oneself takes place, and is comparatively practical, and the effect of use is better for traditional mode.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a measuring and calculating instrument for personalized test matching of the myopic and defocused lenses of the present invention;
fig. 2 is a schematic view of a partial structure of a measuring and calculating instrument for individuality testing and matching a myopic out-of-focus lens according to the present invention;
fig. 3 is a sectional schematic view of a fixing mechanism of a measuring and calculating instrument for individuality testing and matching a myopic out-of-focus lens according to the present invention;
fig. 4 is a schematic structural diagram of a cleaning mechanism of a measuring and calculating instrument for individuality testing and matching of a myopic out-of-focus lens according to the present invention.
In fig. 1, the apparatus base; 2. controlling the crank; 3. a device main body; 4. a control button; 5. a display screen; 6. a cleaning mechanism; 61. a slideway; 62. a slide bar; 63. a cleaning cartridge; 64. fixing the knob; 7. a storage drawer; 8. a handle; 9. a fixed block; 10. a fixing mechanism; 101. fixing a sleeve; 102. a fixing pin; 103. a spring; 104. and limiting the block.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-4, an evaluation instrument for personalized assay matching of myopia and defocusing lenses comprises a device base 1, wherein a control crank 2 is arranged on the outer surface of the upper end of the device base 1, a device main body 3 is arranged on the outer surface of the upper end of the device base 1 close to the rear side of the control crank 2, a control button 4 is arranged on the outer surface of the front end of the device main body 3, a display screen 5 is arranged on the outer surface of the front end of the device main body 3 close to the upper side of the control button 4, cleaning mechanisms 6 are arranged on the outer surface of the front end of the device main body 3 close to the two sides of the display screen 5, a storage drawer 7 is arranged on the inner surface of one end of the device base 1, a handle 8 is arranged on the outer surface of one end of the storage drawer 7, a fixing block 9 is.
The cleaning mechanism 6 comprises a slide way 61, a slide rod 62, a cleaning cylinder 63 and a fixing knob 64, the slide way 61 is arranged on two sides of the outer surface of the front end of the device main body 3 close to the display screen 5, the slide rod 62 is arranged inside the slide way 61 in a penetrating mode, the cleaning cylinder 63 is arranged on one end, close to the slide way 61, of the outer surface of the outer side of the slide rod 62, the fixing knob 64 is arranged on the other end, close to the slide way 61, of the outer surface of the rear end of the slide way 61 and the outer surface of the front end of the device main body 3, the outer surface of the slide rod 62 is movably connected with the inner surface of the slide way 61, the inner surface of the cleaning cylinder 63 is movably connected with the outer.
The fixing mechanism 10 comprises a fixing sleeve 101, a fixing pin 102, a spring 103 and a limiting block 104, wherein the front end outer surface of the fixing block 9 is provided with the fixing sleeve 101, the inner side surface of the fixing sleeve 101 is provided with the fixing pin 102, the outer side surface of the fixing pin 102 is provided with the spring 103, the outer side surface of the fixing pin 102 is provided with the limiting block 104 close to the rear side of the spring 103, the rear end outer surface of the fixing sleeve 101 is fixedly connected with the front end outer surface of the fixing block 9, the outer surface of the fixing pin 102 is movably connected with the inner side surface of the fixing sleeve 101, the inner side surface of the spring 103 is movably connected with the outer surface of the fixing pin.
The outer surface of the lower end of the control crank 2 is movably connected with the outer surface of the upper end of the device base 1, and the outer surface of the lower end of the device main body 3 is fixedly connected with the outer surface of the upper end of the device base 1.
The outer surface of the rear end of the control button 4 is movably connected with the outer surface of the front end of the device main body 3, and the outer surface of the rear end of the display screen 5 is fixedly connected with the outer surface of the front end of the device main body 3.
The outer surface of the storage drawer 7 is movably connected with the inner side surface of one end of the device base 1, the outer surface of one end of the handle 8 is fixedly connected with the outer surface of one end of the storage drawer 7, the outer surface of one end of the fixing block 9 is fixedly connected with the outer surface of one end of the device base 1, and a through hole is formed in the front end of the storage drawer 7.
It should be noted that, the utility model relates to a measuring and calculating instrument for individuality testing and matching of myopia and defocusing lens, when a lot of dust is accumulated on the outer surface of a display screen 5 (model: 243V7QDSBA), the fixing knob 64 is screwed to rotate on the outer surface of the sliding rod 62, so as to loosen the sliding rod 62 and the slideway 61, the sliding rod 62 is pushed to move downwards to drive the cleaning cylinder 63 to roll on the outer surface of the display screen 5, thereby achieving the purpose of cleaning the dust on the surface of the display screen 5, the cleaning mechanism 6 can clean at any time, the cleaning of the display screen 5 can be completed without cleaning cloth, secondly, when the storage drawer 7 is required to be fixed, the fixing pin 102 is pulled to slide on the inner side surface of the fixing sleeve 101, the fixing pin 102 moves to drive the limiting block 104 to move, the limiting block 104 moves to compress the spring 103, at this time, the storage drawer 7 is pushed to the inner side surface of the device base, the fixing pin 102 is loosened, the spring 103 resets under the action of the elastic force of the spring 103 to push the limiting block 104 to move, the limiting block 104 moves to drive the fixing pin 102 to be inserted into the through hole in the storage drawer 7, so that the storage drawer 7 is fixed, the fixation is firm, the situation that the storage drawer 7 automatically slides out cannot occur, the use prospect of the measuring and calculating instrument for testing and matching the myopia out-of-focus lens exceeds that of the traditional measuring and calculating instrument, and the measuring and calculating instrument is practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a measuring and calculating instrument of myopia out of focus lens is joined in marriage in individual assay, includes the device base, its characterized in that: the utility model discloses a device for cleaning the front end of a motor vehicle, including device base, front end surface, display screen, device main part, control button, the front end surface of device main part is provided with control button, the upside that the front end surface of device main part is close to control button is provided with the display screen, the both sides that the front end surface of device main part is close to the display screen are provided with clean mechanism, the one end inboard surface of device base is provided with accomodates the drawer, the one end surface of accomodating the drawer is provided with the handle, the one end surface of device base is close to the front side of accomodating the drawer and is provided with the fixed block, the front end surface of fixed block is provided with.
2. The apparatus of claim 1, wherein the measuring and calculating instrument comprises: clean mechanism includes slide, slide bar, a clean section of thick bamboo, fixed knob, the both sides that the front end surface of device main part is close to the display screen are provided with the slide, the inside of slide is run through and is provided with the slide bar, the outside surface of slide bar is close to the one end of slide and is provided with a clean section of thick bamboo, the outside surface of slide bar is close to the other end of slide and is provided with fixed knob, the rear end surface of slide and the front end surface fixed connection of device main part, the surface of slide bar and the inboard surface swing joint of slide, the inboard surface of a clean section of thick bamboo and the surface swing joint of slide bar, the inboard surface of fixed knob and the surface threaded connection of slide bar.
3. The apparatus of claim 1, wherein the measuring and calculating instrument comprises: fixed establishment is including fixed cover, fixed pin, spring, restriction piece, the front end surface of fixed block is provided with fixed cover, the inboard surface of fixed cover is provided with the fixed pin, the outside surface of fixed pin is provided with the spring, the outside surface of fixed pin is provided with the restriction piece near the rear side of spring, the rear end surface of fixed cover is connected with the front end external fixed surface of fixed block, the surface of fixed pin and the inboard surface swing joint of fixed cover, the inboard surface of spring and the surface swing joint of fixed pin, the inboard surface of restriction piece is connected with the external fixed surface of fixed pin.
4. The apparatus of claim 1, wherein the measuring and calculating instrument comprises: the outer surface of the lower end of the control crank is movably connected with the outer surface of the upper end of the device base, and the outer surface of the lower end of the device main body is fixedly connected with the outer surface of the upper end of the device base.
5. The apparatus of claim 1, wherein the measuring and calculating instrument comprises: the outer surface of the rear end of the control button is movably connected with the outer surface of the front end of the device main body, and the outer surface of the rear end of the display screen is fixedly connected with the outer surface of the front end of the device main body.
6. The apparatus of claim 1, wherein the measuring and calculating instrument comprises: the outer surface of the storage drawer is movably connected with the inner side surface of one end of the device base, the outer surface of one end of the handle is fixedly connected with the outer surface of one end of the storage drawer, the outer surface of one end of the fixing block is fixedly connected with the outer surface of one end of the device base, and a through hole is formed in the front end of the storage drawer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921964916.3U CN211022584U (en) | 2019-11-14 | 2019-11-14 | Measuring and calculating instrument for personalized assay and distribution of myopia and defocus lenses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921964916.3U CN211022584U (en) | 2019-11-14 | 2019-11-14 | Measuring and calculating instrument for personalized assay and distribution of myopia and defocus lenses |
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| Publication Number | Publication Date |
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| CN211022584U true CN211022584U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921964916.3U Active CN211022584U (en) | 2019-11-14 | 2019-11-14 | Measuring and calculating instrument for personalized assay and distribution of myopia and defocus lenses |
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| CN (1) | CN211022584U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111728583A (en) * | 2020-07-21 | 2020-10-02 | 郑州铁路职业技术学院 | Eye vision optical examination optometry device |
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2019
- 2019-11-14 CN CN201921964916.3U patent/CN211022584U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111728583A (en) * | 2020-07-21 | 2020-10-02 | 郑州铁路职业技术学院 | Eye vision optical examination optometry device |
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