CN2274352Y

CN2274352Y - Glasses capable of regulating degree of shortsightedness/farsightedness

Info

Publication number: CN2274352Y
Application number: CN 96200425
Authority: CN
Inventors: 厉承冈
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-01-11
Filing date: 1996-01-11
Publication date: 1998-02-11
Anticipated expiration: 2006-01-11

Abstract

The utility model relates to a pair of glasses capable of regulating the degrees of short sight or long sight. The compound lenses of the utility model comprise a fixed lens and a movable lens. A groove-shaped inner cavity in a rim frame of the fixed lens is sealed into a liquid container of which the periphery is sealed by the movable lens, and a liquid conducting pipe in the groove-shaped inner cavity is communicated with a liquid pressure device composed of a cylinder body and a piston. A rotary knob of a piston rod is regulated, and then the capacity of colorless transparent liquid in the inner cavities of the compound lenses is changed, making the movable lens present different convex and concave degrees and obtaining the purpose of regulating the degrees of short sight or long sight. The utility model has the function of regulating the degrees of the glasses to adapt to patients' visual variation for optimally protecting the eyesight. The utility model has the advantages that the utility model is helpful to patients' visual therapy and visual recovery, etc.

Description

Scalable is near/glasses of hyperopia degree

The utility model relates to glasses, refers in particular to the glasses of a kind of scalable myopia number of degrees or hyperopia degree.

The eyeglass of present existing near-sighted glasses adopts monolithic fixed, so the number of degrees of eyeglass all are changeless, after the patient wears like this, if visual deterioration must prepare secondary new glasses again, and existing near-sighted glasses can not play the effect of treatment myopia.Also there is same problem in existing spectacles for long sight.

The purpose of this utility model is to overcome above-mentioned shortcoming, provide a kind of scalable near/glasses of hyperopia degree, to adapt to the variation of patient's vision, make patient's euphorosia and be of value to the purpose of treatment.

The purpose of this utility model is achieved through the following technical solutions, and a kind of scalable of the present utility model is near/glasses of hyperopia degree, form by combined type lens, hydraulic means and picture frame:

A. left and right combined type lens respectively comprises a fixing len and a movable eyeglass, fixing len have thicker frame and with the thin eyeglass of its disjunctor, form groove shape inner chamber between eyeglass and the frame, the appropriate location of frame is provided with catheter and communicates with groove in the top, is provided with water injection hole in the appropriate location of its lower end frame; Described movable eyeglass is made with resilient colourless transparent material, and its gabarit shape is consistent with fixing len gabarit shape, and this activity eyeglass and fixing len are bonded as one, and the groove shape inner chamber in the fixing len frame is sealed the liquid container of periphery sealing:

B. left and right hydraulic means respectively comprises a cylinder body and a piston, piston is loaded on inner chamber of cylinder block and becomes movably to be tightly connected with inboard wall of cylinder block, the threaded piston rod that is connected in piston stretches out from cylinder end caps, its piston rod thread and end cap screwed hole of centre match, there is knob this piston rod end, and inner chamber of cylinder block end in addition communicates with the catheter that is connected in complex optics.

C. being loaded in the picture frame of left and right combined type lens symmetry, the correspondence position of left and right picture frame upper end respectively has through hole to hold to connect the combined type lens inner chamber and the catheter of hydraulic means to pass through, and the sealing screw that the position of left and right picture frame lower end correspondence eyeglass water injection hole respectively has screw to be used to be equipped with sealing gasket stops up the eyeglass water injection hole.

D. in the groove shape inner chamber of the sealing of combined type lens, inject suitable colourless transparent liquid.

The technical program is applied to spectacles, and the fixing len position of described combined type lens is preceding, movable lens position after.

The technical program is applied to spectacles for long sight, the fixing len position of described combined type lens after, movable lens position is preceding.

In preferred embodiment, the hydraulic means of described connection combined type lens respectively is installed on the left and right glasses leg of picture frame.

In preferred embodiment, described spectacle-frame is divided into left and right part, and middle with the connection of eye distance adjusting knob, this eye distance is regulated knob and constituted by regulating knob and screw rod, regulate knob and be fixed in the screw rod middle part, the two ends screw rod respectively be fixed in spectacle-frame on nut become being connected of adjustable distance.

In most preferred embodiment, the periphery of the groove shape inner chamber of combined type lens is circular.

The utility model has following positive beneficial effect:

1. eyeglass lens power is realized and can be regulated, and to adapt to the variation of patient's vision, such one pair of glasses can use for many years, needn't often change.

2. regulate by eyeglass lens power, it is consistent that the actual number of degrees of eyesight that can make the patient and eyeglass lens power remain, to eyesight with best protection, see look comfortable.

3. the treatment and the vision restoration that help patient's eye illness.

4. the technical program both can be used for making the spectacles of the adjustable number of degrees, can make the spectacles for long sight of the adjustable number of degrees again,

5. simple structure is easy to use.

6. hydraulic means is arranged at the structure on the leg of spectacles, makes the glasses good looking appearance.

Now in conjunction with the accompanying drawings with preferred embodiment:

Fig. 1 is the profile synoptic diagram of the utility model embodiment;

Fig. 2 is the cut-open view of main structure part among Fig. 1;

Fig. 3 shows the front elevation and the vertical view of the fixing len of near-sighted complex optics;

Fig. 4 shows the front elevation and the vertical view of the movable eyeglass of near-sighted complex optics;

Fig. 5 shows the front elevation and the vertical view of the constitutional diagram of near-sighted complex optics;

Fig. 6 shows the front elevation and the vertical view of the fixing len of long sight complex optics;

Fig. 7 shows the front elevation and the vertical view of the movable eyeglass of long sight complex optics;

Fig. 8 shows the front elevation and the vertical view of the constitutional diagram of long sight complex optics;

Fig. 9 Figure 10 shows the utility model principle of work.

A kind of scalable of the present utility model is near/glasses of hyperopia degree, and form by combined type lens 1, hydraulic means 2 and picture frame 3 and to see Fig. 1 Fig. 2:

Left and right combined type lens 1 respectively comprises a fixing len 4 and a movable eyeglass 5, fixing len 4 have thicker frame 6 and with the thin eyeglass 7 of its disjunctor, form groove shape inner chamber 8 between eyeglass 7 and the frame 6, the appropriate location of frame is provided with catheter 9 and communicates with groove 8 in the top, has installed water injection hole 10 in the right position of its lower end frame; The resilient colourless transparent material of described movable eyeglass 5 usefulness is made, its gabarit shape is consistent with fixing len 4 gabarit shapes, this activity eyeglass 5 is bonded as one with fixing len 4, the groove shape inner chamber 8 in the fixing len frame 6 is sealed the liquid container of periphery sealing;

Left and right hydraulic means 2 respectively comprises a cylinder body 11 and a piston 12, piston 12 is loaded in cylinder body 11 inner chambers 13 and with inboard wall of cylinder block to become movably to be tightly connected, the threaded piston rod 14 that is connected in piston stretches out from cylinder end caps 15, its piston rod thread and end cap 15 screwed hole of centre match, there is knob 16 these piston rod 14 ends, and inner chamber of cylinder block 13 end in addition communicates with the catheter 9 that is connected in complex optics.

Being loaded in the picture frame 3 of left and right combined type lens 1 symmetry, the catheter 9 that the correspondence position of left and right picture frame upper end respectively has through hole to hold connection combined type lens inner chamber 8 and hydraulic means 2 passes through, and the position of the corresponding eyeglass water injection hole 10 of left and right picture frame lower end respectively has screw 17 to be used to be equipped with the sealing screw 19 of sealing gasket 18 with 10 obstructions of eyeglass water injection hole.

In the groove shape inner chamber 8 of the sealing of combined type lens, be injected with suitable colourless transparent liquid.

The technical program is applied to spectacles, and the fixing len position of described combined type lens is preceding, movable lens position after see Fig. 3 Fig. 4 Fig. 5.

The technical program is applied to spectacles for long sight, the fixing len position of described combined type lens after, movable lens position is seen Fig. 6 Fig. 7 Fig. 8 preceding, more in such cases, the thickness of eyeglass inner chamber 8 can be thinner.

In preferred embodiment, the hydraulic means that connects combined type lens respectively is installed on the left and right glasses leg of picture frame sees Fig. 1.

In preferred embodiment, spectacle-frame 3 is divided into left and right part, and middle with the connection of eye distance adjusting knob, this eye distance is regulated knob and constituted by regulating knob 20 and screw rod 21, regulate knob 20 and be fixed in screw rod 21 middle parts, the two ends screw rod respectively be fixed in spectacle-frame on being connected of 22 one-tenth adjustable distances of nut.

In most preferred embodiment, the periphery of the groove shape inner chamber 8 of combined type lens is circular.Be beneficial to movable eyeglass convex-concave distortion.

Fig. 9 shows that piston moves inward makes in the eyeglass inner chamber 8 liquid increase, and the concavity of movable eyeglass 5 reduces;

Figure 10 shows that outside the moving of piston makes liquid minimizing in the eyeglass inner chamber 8, and the concavity of movable eyeglass 5 increases.

The xsect of the cylinder body 11 of described hydraulic means can be circular or square.

The described colourless transparent liquid that is loaded in the eyeglass inner chamber 8 can make water, can use the lower alcohol of freezing point or other suitable liquid at northern frore area.

Described catheter 9 use have flexible can be crooked material for example rubber tube make.

Claims

A scalable near/glasses of hyperopia degree, form by combined type lens, hydraulic means and picture frame, it is characterized in that:

A. left and right combined type lens respectively comprises a fixing len and a movable eyeglass, fixing len have thicker frame and with the thin eyeglass of its disjunctor, form groove shape inner chamber between eyeglass and the frame, the appropriate location of frame is provided with catheter and communicates with groove in the top, is provided with water injection hole in the appropriate location of its lower end frame; Described movable eyeglass is made with resilient colourless transparent material, and its gabarit shape is consistent with fixing len gabarit shape, and this activity eyeglass and fixing len are bonded as one, and the groove shape inner chamber in the fixing len frame is sealed the liquid container of periphery sealing;

B. left and right hydraulic means respectively comprises a cylinder body and a piston, piston is loaded on inner chamber of cylinder block and becomes movably to be tightly connected with inboard wall of cylinder block, the threaded piston rod that is connected in piston stretches out from cylinder end caps, its piston rod thread and end cap screwed hole of centre match, there is knob this piston rod end, and inner chamber of cylinder block end in addition communicates with the catheter that is connected in complex optics;

C. being loaded in the picture frame of left and right combined type lens symmetry, the correspondence position of left and right picture frame upper end respectively has through hole to hold to connect the combined type lens inner chamber and the catheter of hydraulic means to pass through, and the sealing screw that the position of left and right picture frame lower end correspondence eyeglass water injection hole respectively has screw to be used to be equipped with sealing gasket stops up the eyeglass water injection hole;

D. in the groove shape inner chamber of the sealing of combined type lens, inject suitable colourless transparent liquid.
2. scalable according to claim 1 is near/glasses of hyperopia degree, it is characterized in that: be applied to spectacles, the fixing len position of described combined type lens is preceding, movable lens position after.
3. scalable according to claim 1 is near/glasses of hyperopia degree, it is characterized in that: be applied to spectacles for long sight, the fixing len position of described combined type lens after, movable lens position is preceding.
4. scalable according to claim 1 is near/glasses of hyperopia degree, and it is characterized in that: the described hydraulic means that connects combined type lens with catheter respectively is installed on the left and right glasses leg of picture frame.
5. scalable according to claim 1 is near/glasses of hyperopia degree, it is characterized in that: described spectacle-frame is divided into left and right part, middle with the connection of eye distance adjusting knob, this eye distance is regulated knob and is constituted by regulating knob and screw rod, regulate knob and be fixed in the screw rod middle part, the two ends screw rod respectively be fixed in spectacle-frame on nut become being connected of adjustable distance.
6. scalable according to claim 1 is near/glasses of hyperopia degree, and it is characterized in that: the groove shape inner chamber of described combined type lens, its periphery are circle.