CN210871508U - Visual quality analyzer with high applicability - Google Patents
Visual quality analyzer with high applicability Download PDFInfo
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- CN210871508U CN210871508U CN201921562330.4U CN201921562330U CN210871508U CN 210871508 U CN210871508 U CN 210871508U CN 201921562330 U CN201921562330 U CN 201921562330U CN 210871508 U CN210871508 U CN 210871508U
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- air bag
- head
- elastic air
- quality analyzer
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Abstract
The utility model relates to a high-applicability visual quality analyzer, which comprises a visual tester and a head bracket; the head bracket comprises a base and a bracket, and a lifting component for driving the bracket to lift longitudinally is arranged on the base; the bracket is in a longitudinal frame shape, and the inner wall of the bracket is fixed with an annular elastic air bag, a frame-shaped front positioning sheet positioned at the front side of the elastic air bag and a frame-shaped rear positioning sheet positioned at the rear side of the elastic air bag; the bottom of the bracket is provided with an inflation and deflation device for inflating and deflating the elastic air bag, and the inflation and deflation device is connected with a first controller for controlling inflation and deflation of the inflation and deflation device; during the test, the tester stretches into the back in the bracket with the head, adjusts first controller control elasticity gasbag degree of inflating by oneself, and it is fixed to extrude the head all around from, and then the operating personnel of operation vision tester control lifting unit adjusts the height of bracket and fixes a position, and control is convenient, and the comfort level is easily mastered, has improved the precision of location, has promoted simultaneously by a wide margin to tester head suitability.
Description
Technical Field
The utility model relates to a vision quality analyzer technical field, more specifically say, relate to a vision quality analyzer of high suitability.
Background
The visual quality analyzer is a commonly used instrument for detecting human eyesight, and can match the bracket to support human head when using, and the bracket that uses at present mostly adopts the mode of the lower support of imitative or the lower support combined with the upper support, and this kind of mode is relatively poor to human head location, and the imitative adaptability to human head is also relatively poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, a vision quality analyzer of high suitability is provided.
The utility model provides a technical scheme that its technical problem adopted is:
constructing a high-applicability visual quality analyzer, comprising a visual tester and a head bracket, wherein the head bracket is positioned at the front side of the detection end of the visual tester; the head bracket comprises a base and a bracket, wherein a lifting component for driving the bracket to lift longitudinally is arranged on the base; the bracket is in a longitudinal frame shape, and an annular elastic air bag, a frame-shaped front positioning piece positioned on the front side of the elastic air bag and a frame-shaped rear positioning piece positioned on the rear side of the elastic air bag are fixed on the inner wall of the bracket; the front positioning plate and the rear positioning plate are both made of soft rubber; the bottom of bracket is provided with the gassing device that fills the gassing to the elasticity gasbag, fill and be connected with the first controller of gassing and gassing its control on the gassing device.
The utility model discloses a vision quality analyzer of high suitability, wherein, the downside inner wall of bracket is provided with the curved positioning seat of human chin location; the positioning seat is positioned between the front positioning plate and the rear positioning plate; the upper surface of the positioning seat is provided with a transverse slot which is communicated with the left end face and the right end face of the positioning seat; the elastic air bag passes through the slot.
Visual quality analyzer of high suitability, wherein, the grooved gradual expansion type that is from top to bottom.
The utility model discloses a vision quality analyzer of high suitability, wherein, fill gassing device include with the shell that the bracket is fixed, the shell is inside to be provided with aerifys the chamber, aerify the chamber and communicate through the trachea the elasticity gasbag, the bottom is provided with the turbine and drives the motor of turbine in aerifing the chamber; a motor control panel for controlling the motor is arranged outside the air charging and discharging device; the first controller is connected with the motor control board; the bottom of the shell is provided with a plurality of air holes communicated with the inflation cavity; an air valve is arranged on the air pipe.
Visual quality analyzer of high suitability, wherein, lifting unit include with pedestal mounting connects's electric putter, and control electric putter's second controller.
The beneficial effects of the utility model reside in that: during the test, the tester stretches into the back in the bracket with the head, adjusts first controller control elasticity gasbag degree of inflating by oneself, and it is fixed to extrude the head all around from, and then the operating personnel of operation vision tester control lifting unit adjusts the height of bracket and fixes a position, and control is convenient, and the comfort level is easily mastered, has improved the precision of location, has promoted simultaneously by a wide margin to tester head suitability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive efforts according to the drawings:
FIG. 1 is a schematic diagram of a high-applicability visual quality analyzer according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view of the inside wall of a preferred embodiment of a vision quality analyzer cradle;
fig. 3 is a bottom cross-sectional view of a high-applicability vision quality analyzer holder according to a preferred embodiment of the present invention.
FIG. 4 is a schematic structural diagram of a high applicability air charging/discharging device of a vision quality analyzer according to a preferred embodiment of the present invention;
fig. 5 is a front view of a high-applicability vision quality analyzer holder according to a preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of protection of the present invention.
The high-applicability visual quality analyzer of the preferred embodiment of the present invention is shown in fig. 1, and referring to fig. 2-5, it includes a visual tester 1 and a head bracket 2, the head bracket 2 is located at the front side of the testing end of the visual tester 1; the head bracket 2 comprises a base 20 and a bracket 21, wherein the base 20 is provided with a lifting component 22 for driving the bracket 21 to lift longitudinally; the bracket 21 is in a longitudinal frame shape, and the inner wall of the bracket 21 is fixed with an annular elastic air bag 210, a frame-shaped front positioning sheet 211 positioned at the front side of the elastic air bag 210, and a frame-shaped rear positioning sheet 212 positioned at the rear side of the elastic air bag 210; the front positioning plate 211 and the rear positioning plate 212 are both made of soft rubber; the bottom of the bracket 21 is provided with an inflation and deflation device 213 for inflating and deflating the elastic air bag 210, and the inflation and deflation device 213 is connected with a first controller 214 for controlling inflation and deflation; during testing, after a tester stretches the head into the bracket 21, the first controller 214 is automatically adjusted to control the inflation degree of the elastic air bag 210, the head is extruded from the periphery to be fixed, then an operator operating the vision tester 1 controls the lifting assembly 22 to adjust the height of the bracket 21 to position, the control is convenient, the comfort level is easy to master, the positioning precision is improved, and meanwhile, the applicability to the head of the tester is greatly improved;
wherein, centre gripping elasticity gasbag setting around preceding spacer and back spacer are for deformation when aerifing elasticity gasbag leads, and most deformation direction all is towards the inside of bracket when making its deformation.
Preferably, the inner wall of the lower side of the bracket 21 is provided with an arc-shaped positioning seat 215 for positioning the chin of the human body; the positioning seat 215 is positioned between the front positioning plate 211 and the rear positioning plate 212; a transverse slot 216 is formed in the upper surface of the positioning seat 215, and the slot 216 communicates with the left end face and the right end face of the positioning seat 215; the resilient bladder 210 passes through the slot 216; be convenient for support through positioning seat 215 for the human chin and put, accomplish preliminary location, do not interfere the setting of elasticity gasbag 210 simultaneously.
Preferably, the slot 216 is tapered from top to bottom.
Preferably, the inflation and deflation device 213 comprises a shell 2130 fixed with the bracket 21, an inflation cavity 2131 is arranged inside the shell 2130, the inflation cavity 2131 is communicated with the elastic air bag 210 through an air pipe 3, and a turbine 2132 and a motor 2133 for driving the turbine 2132 are arranged at the bottom inside the inflation cavity 2131; a motor control board 2134 for controlling the motor 2133 is arranged outside the inflation and deflation device 213; the first controller 214 is connected with the motor control board 2134; the bottom of the shell 2130 is provided with a plurality of air holes 2135 communicated with the inflating cavity 2131; an air valve 30 is arranged on the air pipe 3; when the inflatable air bag is used, the air valve 30 is opened to enable the interior of the air pipe 3 to be ventilated, then the first controller 214 controls the motor control panel 2134 to further control the motor 2133 to drive the turbine 2132 to rotate to change the air pressure of the inflatable cavity 2131, further the inflation and deflation of the elastic air bag 210 are adjusted, the air valve 30 is closed after the adjustment, the state of the elastic air bag 210 can be maintained, and then the motor 2133 is stopped.
Preferably, the lifting assembly 22 includes an electric push rod 220 installed and connected with the base 20, and a second controller 221 for controlling the electric push rod 220; the control is convenient.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (5)
1. A high-applicability visual quality analyzer comprises a visual tester and a head bracket, wherein the head bracket is positioned at the front side of the detection end of the visual tester; the head bracket is characterized by comprising a base and a bracket, wherein the base is provided with a lifting component for driving the bracket to lift longitudinally; the bracket is in a longitudinal frame shape, and an annular elastic air bag, a frame-shaped front positioning piece positioned on the front side of the elastic air bag and a frame-shaped rear positioning piece positioned on the rear side of the elastic air bag are fixed on the inner wall of the bracket; the front positioning plate and the rear positioning plate are both made of soft rubber; the bottom of bracket is provided with the gassing device that fills the gassing to the elasticity gasbag, fill and be connected with the first controller of gassing and gassing its control on the gassing device.
2. The vision quality analyzer of claim 1, wherein the lower inner wall of the bracket is provided with an arc-shaped positioning seat for positioning the chin of the human body; the positioning seat is positioned between the front positioning plate and the rear positioning plate; the upper surface of the positioning seat is provided with a transverse slot which is communicated with the left end face and the right end face of the positioning seat; the elastic air bag passes through the slot.
3. The vision quality analyzer of claim 2, wherein the slot is tapered from top to bottom.
4. The vision quality analyzer with high applicability of claim 1, wherein the inflation and deflation device comprises a housing fixed with the bracket, an inflation cavity is arranged inside the housing and communicated with the elastic air bag through an air pipe, and a turbine and a motor for driving the turbine are arranged at the bottom inside the inflation cavity; a motor control panel for controlling the motor is arranged outside the air charging and discharging device; the first controller is connected with the motor control board; the bottom of the shell is provided with a plurality of air holes communicated with the inflation cavity; an air valve is arranged on the air pipe.
5. The vision quality analyzer of claim 1, wherein the lifting assembly comprises an electric push rod in mounting connection with the base, and a second controller for controlling the electric push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921562330.4U CN210871508U (en) | 2019-09-19 | 2019-09-19 | Visual quality analyzer with high applicability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921562330.4U CN210871508U (en) | 2019-09-19 | 2019-09-19 | Visual quality analyzer with high applicability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210871508U true CN210871508U (en) | 2020-06-30 |
Family
ID=71310825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921562330.4U Active CN210871508U (en) | 2019-09-19 | 2019-09-19 | Visual quality analyzer with high applicability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210871508U (en) |
-
2019
- 2019-09-19 CN CN201921562330.4U patent/CN210871508U/en active Active
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