CN208963750U - A kind of ultraviolet vacuum system for changing intraocular lens' Facing material performance - Google Patents
A kind of ultraviolet vacuum system for changing intraocular lens' Facing material performance Download PDFInfo
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- CN208963750U CN208963750U CN201821609241.6U CN201821609241U CN208963750U CN 208963750 U CN208963750 U CN 208963750U CN 201821609241 U CN201821609241 U CN 201821609241U CN 208963750 U CN208963750 U CN 208963750U
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Abstract
The utility model discloses a kind of ultraviolet vacuum systems for changing intraocular lens' Facing material performance, belong to artificial lens production technical field, it include: vacuum chamber, it is vacuum chamber that it is internal, the bottom of vacuum chamber is equipped with rotary shaft, it is provided with to the top side detachable of the rotary shaft disk rotated with it, the edge of disk is equipped at intervals with the crystal holder for placing intraocular lens, and the upper wall and/or lower wall of vacuum chamber are equipped with ultraviolet light source shines hole in the position of corresponding disk border；Vacuum line, connection vacuum chamber and external vacuum machine；And ultraviolet light source, ultraviolet light is irradiated in vacuum chamber by ultraviolet light source shines hole.Ultraviolet light source shines hole is corresponding with disk border, i.e., during disc rotary, ultraviolet light source is just irradiated to the intraocular lens in crystal holder, realizes targeting irradiation, prevents the waste of resource.
Description
Technical field
The utility model relates to artificial lens production technical fields, specifically, being related to one kind for changing intraocular implants
The ultraviolet vacuum system of body Facing material performance.
Background technique
There is crystal camera oculi posterior dioptric crystalline lens as posterior chamber intraocular lens, is a kind of to be implanted into intraocular medical optical device
The silicone lens of tool, folding optical body and button loop integral structure pass through hand under the premise of being existing for the intraocular lens
Art is implanted into camera oculi posterior, corrects the artificial lens of ametropia (myopia) jointly with natural crystal.
Silicon rubber is one of main material of posterior chamber intraocular lens, is often used SIEL146 silicon rubber and is fabricated with crystalline substance
Body camera oculi posterior dioptric crystal (PC-PRL), and be clinically widely used.But its hydrophily is poor.Vacuum ultraviolet light
Technology can be used for carrying out hydrophily improvement to silicon rubber, obtain hydrophilic surface.
SIEL146 silicon rubber PARTA and PARTB two-component silicone rubber is mixed according to certain mass ratio, is stirred
It instills in the mold of 0.5mm depth, is put into after hot air drier solidified, taking-up is cut into 10*6mm*0.5mm's after uniformly
Material piece.It is irradiated under certain vacuum degree using ultraviolet lamp, changes the structure and surface hydrophilic on material piece surface
The variation of property.The variation of surface texture can be detected with Fourier transform infrared spectroscopy and x-ray photoelectron spectroscopy, surface hydrophilic
Property variation is measured with water contact angle tester.
After certain vacuum degree, high intensity ultraviolet illumination, the chemical bonds such as Si-O, Si-C are interrupted, the free radical and body of production
Remaining oxygen reacts under the conditions of UV illumination is penetrated in system, forms Si-OHization surface, reacts to each other between Si-OH de-
Hydrone is removed, the netted class formation of Si-O-Si is formed, these variations greatly increase its surface hydrophilicity.By to before and after illumination
The test of surface water contact angle, discovery extend with vacuum light application time, and silastic surface water contact angle is gradually reduced, embodies
Preferable hydrophilic modifying effect.
Equipment fails have the equipment that can directly carry out this operation, the vacuum ultraviolet aging sold in the market on the market at present
Chamber is primarily adapted for use in the resistance to sunlight of nonmetallic materials and the degradation of artificial light source, uses the purple of common 3-10KW
Outer fluorescent tube, power is smaller, and shadow surface is more dispersed, is unable to reach requirement of experiment.
Utility model content
The purpose of this utility model is to provide a kind of ultraviolet vacuum system for intraocular lens' Facing material performance change
System.
To achieve the goals above, provided by the utility model for the ultraviolet true of artificial lens Facing material performance change
Empty set is united
Vacuum chamber, internal is vacuum chamber, and the bottom of vacuum chamber is equipped with rotary shaft, the top side detachable of the rotary shaft
Be provided with the disk rotated with it, the edge of disk is equipped at intervals with the crystal holder for placing intraocular lens, vacuum chamber it is upper
Wall and/or lower wall are equipped with ultraviolet light source shines hole in the position of corresponding disk border；
Vacuum line, connection vacuum chamber and external vacuum machine；
Ultraviolet light source provides ultraviolet light required for system, and ultraviolet light is irradiated to very by ultraviolet light source shines hole
In empty room.
In above-mentioned technical proposal, by carrying out ultraviolet irradiation to product under vacuum conditions, the hydrophilicity of eyeglass is improved.
The intraocular lens processed are placed into crystal holder, each crystal holder places an intraocular lens, and disk is placed into rotation
The top of axis starts ultraviolet light source, makes disk under the driving of driver with rotary shaft then by vacuum chamber
Rotation, each crystal are stopped according to setting time under light source, are rotated again after stop, replace next crystal and receive irradiation, by
Corresponding with disk border in ultraviolet light source shines hole, i.e., during disc rotary, ultraviolet light source is just irradiated to crystalline substance
Intraocular lens in support realize targeting irradiation, prevent the waste of resource.
Preferably, further including the alarm being arranged in outside vacuum chamber, in the time for reaching setting after alarm starting
When start to alarm.In this way, can sets itself irradiation time as needed, stop the work of whole system after alarm equipment alarm,
It reminds in time, reduces the probability made mistakes.
Preferably, rotary shaft is Step Shaft comprising the first axle body that is connect with driver and for installing disk
The diameter of the second axle body, the second axle body is less than the first axle body, is equipped with and is healthy and strong on the second axle body；The center of disk is equipped with and second
The centre bore of axis body cooperation, and have and be healthy and strong the keyway of cooperation in the edge of centre bore.
Preferably, driver is the stepper motor that vacuum chamber bottom is arranged in, rotary shaft passes through the bottom of vacuum chamber
It is connected after wall with the output end of stepper motor, the bottom wall rotatory sealing cooperation of rotary shaft and vacuum chamber.After starting stepper motor,
Rotary shaft rotates with it, and drives disc rotary, and the crystal holder at disk edge is made successively to pass through ultraviolet light source shines hole, realization pair
The uniform irradiation of intraocular lens.
Preferably, vacuum chamber is equipped with a hermatic door, which wherein passes through hinge between vacuum chamber on one side
Hingedly, retaining mechanism is equipped between one side opposite with the side and vacuum chamber；Hermatic door is in the side being mutually closed with vacuum chamber
Equipped with rubber seal.
Preferably, retaining mechanism includes being mounted on the latch hook for latching and being mounted on hermatic door on vacuum chamber；Lock
Including the fixed part fixed with hermatic door and the movable part being flexibly connected with fixed part, movable part is equipped with handle and fastens with latch hook
Convex block.When specific design, fixed part and movable part can be set as to two round blocks of rotatable engagement, after hermatic door is shut, led to
Handle rotary moveable portion is crossed, fastens to the convex block of movable part in latch hook.
Preferably, vacuum chamber is equipped with the vacuum for abolishing cabinet vacuum state after completing vacuum irradiation work
Valve and pressure vacuum gauge for detecting vacuum degree in vacuum chamber.After the completion of ultraviolet irradiation work, vacuum valve is opened, is air
Into in vacuum chamber, then hermatic door is opened again.Pressure vacuum gauge can monitor the indoor vacuum degree of vacuum at any time, as needed
Setup pressure value.
Preferably, crystal holder is equipped with dismountable top cover；Crystal holder and top cover are hollow design.
Preferably, ultraviolet light source includes the deuterium lamp communicated with ultraviolet light source shines hole and the purple being connected with deuterium lamp
Outside line generator.
Preferably, a ultraviolet light source shines hole is respectively arranged on the upper wall and lower wall of vacuum chamber, and two ultraviolet lights
Light source irradiation hole contraposition is staggered up and down.Two ultraviolet light source shines holes up and down, corresponding each ultraviolet light source shines are set
Hole is correspondingly arranged a deuterium lamp and ultraviolet generater, can the upper and lower surfaces to intraocular lens be irradiated simultaneously,
Make to irradiate more uniform, and irradiation time can be shortened.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the vacuum chamber of the utility model embodiment；
Fig. 3 is the structural schematic diagram of the disk of the utility model embodiment.
Each appended drawing reference in figure are as follows: 100, working cabined；101, cabinet door；102, working lining；103, control layer；104, it stores
Layer；200, vacuum chamber；201, rotary shaft；2011, the first axle body；2012, the second axle body；2013, it is healthy and strong；202, disk；
2021, centre bore；2022, keyway；203, crystal holder；2031, top cover；204, hermatic door；205, latch hook；206, handle；207, convex
Block；208, vacuum valve；209, pressure vacuum gauge；300, control panel；400, alarm；500, vacuum line；501, valve；
600, stepper motor；700, deuterium lamp；800, ultraviolet generater；900, start-stop button.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, with reference to embodiments and its attached drawing pair
The utility model is described further.
Embodiment
Referring to Fig. 1 to Fig. 3, the ultraviolet vacuum system packet for changing intraocular lens' Facing material performance of the present embodiment
Include working cabined 100, vacuum chamber 200, control panel 300, ultraviolet light source, alarm 400 and connection 200 and of vacuum chamber
The vacuum line 500 of external vacuum pump.
The bottom of working cabined 100 is equipped with export-oriented wheel, can carry out position movement as needed, and the positive side of working cabined 100 is set
There is cabinet door 101, can be locked by lock or magnet absorption after being closed between cabinet door 101 and working cabined 100, working cabined 100
Inside be successively separated into working lining 102, control layer 103 and accommodation layer 104 under upper.
Vacuum chamber 200 is fixed in working lining 102, and the operating pressure of vacuum chamber 200 is 0.075MPa, dischargeable capacity
For 290mm × 290mm × 90mm, it is made of stainless steel.The inside of vacuum chamber 200 is vacuum chamber, and vacuum chamber is horizontal type structure.
The bottom of vacuum chamber is equipped with rotary shaft 201, is provided with to the top side detachable of rotary shaft 201 disk 202 rotated with it, disk
202 edge is equipped at intervals with the crystal holder 203 for placing intraocular lens, and crystal holder 203 is equipped with dismountable top cover 2031, brilliant
Support 201 and top cover 2031 are hollow design, and hollow-out parts are realized by criss-cross filament.
Rotary shaft 201 is Step Shaft comprising the first axle body 2011 that connect with driver and for installing disk 202
The second axle body 2012, the diameter of the second axle body 2012 are less than the first axle body 2011, are equipped on the second axle body 2012 and are healthy and strong 2013,
The center of disk 202 is equipped with the centre bore 2021 that cooperate with the second axle body 2012, and have in the edge of centre bore 2021 and
It is healthy and strong the keyways 2022 of 2013 cooperations.
Driver is the stepper motor 600 that vacuum chamber bottom is arranged in, and stepper motor 600 can be by ZJ-IM12CB stepping
Electric machine controller is responsible for controlling product curing, which can issue the electronic product of uniform pulse signal, the letter that it is issued
After number entering stepper motor driver, heavy current signal required for stepper motor can be converted into as driver, drive stepping electricity
Machine operating.The first axle body 2011 is connected after the bottom wall of vacuum chamber 200 with the output end of stepper motor 600, the first axle body
2011 cooperate with the bottom wall rotatory sealing of vacuum chamber 200.
Vacuum pump selects GWSP600 type oil-free scroll vacuum pump, and limiting pressure is 1.4 × 10-4psi, the speed of evacuation
40m3/h, and oil need not be used to be sealed and lubricate, the vacuum compared with high-cleanness, high can be obtained after filtering.
The upper wall and lower wall of vacuum chamber 200 are respectively provided with a ultraviolet light source in the position at corresponding 202 edge of disk and shine
Perforation, and two ultraviolet light source shines hole sites are staggered.The diameter in ultraviolet light source shines hole it is identical as the diameter of crystal holder 203 or
Slightly larger than the diameter of crystal holder 203.
Vacuum chamber 200 is equipped with a hermatic door 204, and hermatic door 204 wherein passes through hinge between vacuum chamber 200 on one side
Hingedly, retaining mechanism is equipped between one side opposite with the side and vacuum chamber.Hermatic door 204 is closed with 200 phase of vacuum chamber
Side be equipped with rubber seal.
The retaining mechanism of the present embodiment includes being mounted on the lock for latching and being mounted on hermatic door 204 on vacuum chamber 200
Hook 205.Lock includes the fixed part fixed with hermatic door 204 and the movable part that is flexibly connected with fixed part, fixed part and activity
Portion is set as two round blocks of rotatable engagement, the convex block 207 that movable part is equipped with handle 206 and fastens with latch hook 205.By hermatic door
After 204 shut, by 206 rotary moveable portion of handle, fasten to the convex block 207 of movable part in latch hook 205.
It is equipped on the top of vacuum chamber 200 indoor for air to be passed through vacuum after completing ultraviolet irradiation work
Vacuum valve 208 and pressure vacuum gauge 209 for detecting vacuum room pressure.Vacuum line 500 is equipped with valve 501, is used for
Open or close vacuum line 500.
Ultraviolet light source includes the deuterium lamp 700 communicated with ultraviolet light source shines hole and is connected with deuterium lamp 700 ultraviolet
Line generator 800, L2D2 LAMPS type MgF2 deuterium lamp of the deuterium lamp 700 using Japanese Hamamatsu Photonics K. K's production, wavelength
115~400nm of section, power 30W, effective storage life was up to 2000 hours.700 installation by adhering of deuterium lamp is the next on vacuum chamber
It sets.Ultraviolet generater 800 is opened, deuterium lamp 700 brightens, and 700 irradiation intensity of deuterium lamp reaches stability number after 20s.Ultraviolet light hair
Raw device 800 and control panel 300 are installed in control layer 103, and control panel 300 is equipped with start-stop button 900, start start-stop button
Control panel can be operated after 900, to control the ultraviolet irradiation work of vacuum chamber 200.
Accommodation layer 104 is for storing the conducting wire in system.
The course of work of the present embodiment is as follows:
The intraocular lens processed are placed into crystal holder 203, each crystal holder 203 places an intraocular lens, puts
After complete crystalline lens, top cover 2031 is fastened in crystal holder 203.It, will after the crystal holder on disk 202 has all put intraocular lens well
Disk 202 is placed on the first axle body 2011, then shuts hermatic door 204, and valve 501 is opened, when reaching in vacuum chamber
When certain air pressure, valve 501 is closed, and start start-stop button 900, operates control panel 300, to vacuum chamber,
Reach certain vacuum degree, set time of ultraviolet irradiation, then starts ultraviolet generater 800, make disk 202 with rotary shaft
201 rotate together, since ultraviolet light source shines hole is corresponding with 202 edge of disk, i.e., purple during disk 202 rotates
Outer linear light source is just irradiated to the intraocular lens in crystal holder 203, realizes targeting irradiation, prevents the waste of resource.When setting
After time of ultraviolet irradiation reaches, the starting alarm automatically of alarm 400 at this point, manually controlling start-stop button 400, makes whole system
It stops working.Next vacuum valve 208 is unscrewed, is passed through air in vacuum chamber, vacuum chamber and ambient pressure is kept to balance, then
Hermatic door 204 is opened, disk 202 is taken out.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of ultraviolet vacuum system for changing intraocular lens' Facing material performance characterized by comprising
Vacuum chamber, internal is vacuum chamber, and the bottom of the vacuum chamber is equipped with rotary shaft, the top side detachable of the rotary shaft
It is provided with the disk rotated with it, the edge of the disk is equipped at intervals with the crystal holder for placing intraocular lens, the vacuum
The upper wall and/or lower wall of cabinet are equipped with ultraviolet light source shines hole in the position of the correspondence disk border；
Vacuum line is connected to the vacuum chamber and external vacuum machine；
Ultraviolet light source provides ultraviolet light required for system, and ultraviolet light is irradiated to institute by the ultraviolet light source shines hole
It states in vacuum chamber.
2. ultraviolet vacuum system according to claim 1, it is characterised in that:
Further include the alarm being arranged in outside the vacuum chamber, the when time progress of setting is reached after the alarm starting
Alarm.
3. ultraviolet vacuum system according to claim 1, it is characterised in that:
The rotary shaft is Step Shaft comprising the first axle body connecting with driver and second for installing the disk
The diameter of axis body, the second axle body is less than the first axle body, is equipped with and is healthy and strong on the second axle body；
The center of the disk is equipped with the centre bore that cooperates with the second axle body, and the edge of centre bore have with it is described
It is healthy and strong the keyway of cooperation.
4. ultraviolet vacuum system according to claim 3, it is characterised in that:
The driver is the stepper motor that the vacuum chamber bottom is arranged in, and the rotary shaft passes through the vacuum tank
It is connected after the bottom wall of body with the output end of the stepper motor, the rotary shaft and the bottom wall rotatory sealing of the vacuum chamber are matched
It closes.
5. ultraviolet vacuum system according to claim 1, it is characterised in that:
The vacuum chamber is equipped with a hermatic door, which is wherein cut with scissors between the vacuum chamber by hinge on one side
It connects, retaining mechanism is equipped between one side opposite with the side and vacuum chamber；The hermatic door is mutually closed with the vacuum chamber
Side be equipped with rubber seal.
6. ultraviolet vacuum system according to claim 5, it is characterised in that:
The retaining mechanism includes being mounted on the latch hook for latching and being mounted on the hermatic door on the vacuum chamber；
The lock includes the fixed part fixed with the hermatic door and the movable part being flexibly connected with the fixed part, the work
The convex block that dynamic portion is equipped with handle and fastens with the latch hook.
7. ultraviolet vacuum system according to claim 1, it is characterised in that:
The vacuum chamber is equipped with vacuum valve and use for abolishing cabinet vacuum state after completing vacuum irradiation work
In the pressure vacuum gauge for detecting vacuum degree in the vacuum chamber.
8. ultraviolet vacuum system according to claim 1, it is characterised in that:
The crystal holder is equipped with dismountable top cover；The crystal holder and top cover are hollow design.
9. ultraviolet vacuum system according to claim 1, it is characterised in that:
The ultraviolet light source includes the deuterium lamp communicated with the ultraviolet light source shines hole and is connected with the deuterium lamp
Ultraviolet generater.
10. ultraviolet vacuum system according to claim 1, it is characterised in that:
Ultraviolet light source shines hole described in one is respectively arranged on the upper wall and lower wall of the vacuum chamber, and two ultraviolets
Source irradiation hole contraposition is staggered up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609241.6U CN208963750U (en) | 2018-09-29 | 2018-09-29 | A kind of ultraviolet vacuum system for changing intraocular lens' Facing material performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609241.6U CN208963750U (en) | 2018-09-29 | 2018-09-29 | A kind of ultraviolet vacuum system for changing intraocular lens' Facing material performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208963750U true CN208963750U (en) | 2019-06-11 |
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ID=66756821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821609241.6U Active CN208963750U (en) | 2018-09-29 | 2018-09-29 | A kind of ultraviolet vacuum system for changing intraocular lens' Facing material performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208963750U (en) |
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2018
- 2018-09-29 CN CN201821609241.6U patent/CN208963750U/en active Active
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