CN209674086U - A kind of eyeglass demister - Google Patents

Abstract

A kind of eyeglass demister; including shell; the clamping button for connecting eyeglass, the electric heating wire fixed strip being connected with the clamping button; the heating wire being mounted in the heating wire fixed strip; the buffer stopper being set on the heating wire fixed strip; it is set to the intracorporal battery of shell, the electric heating wire fixed strip is silica gel material, wraps up one layer of aluminum metal material protective shell outside the electric heating wire.The advantages of the utility model: the heat of electric heating wire is conducted to lens surface by the electric heating wire fixed strip of silica gel material, the connection of clamping button allows electric heating wire fixed strip to be preferably bonded the surface of eyeglass, it is not easily to fall off, the presence of buffer stopper allows electric heating wire fixed strip not contact with surface of shell, reduces the damage to rub to silica gel.

Description

A kind of eyeglass demister

Technical field

The utility model relates to optical fields, more particularly to a kind of eyeglass demister.

Background technique

In the modern life, the ophthalmology problem of people is further frequent, for judging the fundus camera of eye pathologies situation It is more more and more universal in various big hospital, and bring eyeglass hazes the solution never to improve therewith.

Fundus camera is divided into fixed and hand-held at present, and fixed fundus camera is placed in indoor fixed bit It sets, since movement is constant, the excessively indoor equilibrium temperature of hospital's multi-pass expends come the room temperature for preventing eyeglass from hazing, and surely keeping steady fixed A large amount of electric energy, does not meet the environmental protection concept advocated at present.If do not needed by temperature in equalization chamber in two season of winter in summer One end time is stood after opening air-conditioning to wait for eyeglass elimination surface water mist quietly.

The phenomenon that hand-held fundus camera is due to daily carrying, the unfixed reason in place to use, and eyeglass is caused to haze It is more serious, it is much the demister according to common spectacles at present, is mounted with electric heating wire on eyeglass to realize demisting.And Fundus camera is completely high to the required precision of image, and holes installation electric heating wire can be to eyeglass in control image in eyeglass Distortion have a great image, and install the effective area that can reduce eyeglass additional in lens surface.It is maintained by increasing lens area The cost of original effective area is excessively high.

And the closed internal environment of fundus camera is not suitable for for fever metal being directly exposed in air environment, with dust Contact is easy to produce electrostatic, and the safety of the acquisition and equipment to image all brings hidden danger.

Utility model content

In order to solve the above-mentioned technical problem at least one aspect, the utility model provide following solution.

A kind of eyeglass demister, including shell, the clamping button for connecting eyeglass, the electric heating wire being connected with the clamping button Fixed strip, the electric heating wire being mounted in the electric heating wire fixed strip, the buffering being set on the electric heating wire fixed strip Block is set to the intracorporal battery of shell, and the electric heating wire fixed strip is silica gel material, wraps up one layer of aluminium outside the electric heating wire Metal coating shell processed.

Further, control switch is provided on the shell.

Further, at least two eyeglass demisters are provided on one piece of eyeglass in symmetrically placed.

Further, the battery is rechargeable battery.

Further, the battery is lithium battery.

Further, the buffer stopper is rigid plastics material.

The advantages of the utility model: fixing electric heating wire fixed strip by clamping button, allows electric heating wire fixed strip and mirror The contact condition on piece surface is further adjusted, and electric heating fixed strip is allowed more to be bonded lens surface, facilitate it is thermally conductive, and Installing aluminum metal coating shell additional outside electric heating wire contact silica gel need not with electric heating wire directly, while can use up maximum journey again Degree conducts heat to silica gel from electric heating wire, facilitates the demisting of mirror surface；Setting buffer stopper make electric heating wire fixed strip not with shell Body surface face directly contacts, and avoids the silica gel material due to electric heating wire fixed strip itself, excessively rubbing with surface of shell can lead Silica gel fine grained chippings is caused to fall off, accumulation excessively will lead to the mobile track blocking of driving device；Battery uses chargeable form side Electric energy supplement.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of the utility model shell.

Drawing reference numeral: 1- clamping button；2- electric heating wire fixed strip；3- aluminum metal coating shell；4- electric heating wire；5- buffering Block；6- eyeglass；7- control switch；8- battery；9- shell.

Specific embodiment

In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing And specific embodiment is described in detail.In the following description, such as specific configure with the specific detail of component only is provided Only to assist in comprehensive understanding the embodiments of the present invention.It therefore, it will be apparent to those skilled in the art that can be to here The embodiment of description makes various changes and modifications without departing from the scope of the utility model and spirit.In addition, in order to clear and Succinctly, the description to known function and construction is omitted.

It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is related with embodiment A particular feature, structure, or characteristic includes at least one embodiment of the utility model.Therefore, go out everywhere in the whole instruction Existing " in one embodiment " or " in one embodiment " not necessarily refers to identical embodiment.In addition, these are specific special Sign, structure or characteristic can combine in any suitable manner in one or more embodiments.

In the various embodiments of the utility model, it should be appreciated that the size of the serial number of following each processes is not meant to hold Row sequence it is successive, the execution of each process sequence should be determined by its function and internal logic, and implement without coping with the utility model The implementation process of example constitutes any restriction.

It should be understood that the terms "and/or", only a kind of incidence relation for describing affiliated partner, expression can deposit In three kinds of relationships, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B. In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".

In embodiment provided herein, it should be appreciated that " B corresponding with A " indicates that B is associated with A, can be with according to A Determine B.It is also to be understood that determine that B is not meant to determine B only according to A according to A, it can also be according to A and/or other information Determine B.

As depicted in figs. 1 and 2, it is arranged on the eyeglass 6 there are two the eyeglass demister being symmetrically installed, including shell 9, The clamping button 1 for connecting eyeglass 6, the electric heating wire fixed strip 2 being connected with the clamping button 1, are mounted on the electric heating wire and fix Electric heating wire 4 in item 2, the buffer stopper 5 being set on the electric heating wire fixed strip 2, the battery 8 being set in shell 9.

The clamping button 1 is flexible plastic material, for electric heating wire fixed strip 2 to be closely bonded 6 surface of eyeglass, institute Stating electric heating wire fixed strip 2 is silica gel material, wraps up one layer of aluminum metal coating shell 3 outside the electric heating wire fixed strip 2 and is used for It is thermally conductive.By the temperature of electric heating wire 4 by aluminum metal heat-conducting to silica gel, silica gel is thermally conductive to 6 surface of eyeglass, increases 6 table of eyeglass The temperature in face realizes mirror surface demisting.

Clamping button 1 in the present embodiment has certain elasticity and preferable plasticity using elastic organic plastics material. So, the contact condition with 6 surface of eyeglass can be further adjusted by fixed electric heating wire fixed strip 2, makes to adjust It is more convenient.And the material with certain elasticity and plasticity can help electric heating wire fixed block to be preferably adjacent to eyeglass 6, make Heating effect is more efficient, and defogging, effect of drying are more obvious.

And it is in order to avoid electric heating wire 4 directly connects with silica gel that one layer of aluminum metal coating shell 3 is wrapped up outside electric heating wire 4 Touching, due to the high-temperature of electric heating wire 4, directly contacting with silica gel can cause to damage to Silica Surface, and have very big safety hidden Suffer from, installing aluminum metal additional keeps the heat transfer route between electric heating wire 4 and silica gel more smooth.

And electric heating wire fixed strip 2 select silica gel material be in order to by aluminum metal and electric heating wire 4 and external environment every Absolutely, the dust avoided in air is contacted with metal, and especially the dust in the temperature and environment of itself superelevation of electric heating wire 4 connects Touching can generate the internal electronic element of electrostatic hazard fundus camera, and excessively high take daily image of temperature can generate centainly Interference, reduce the success rate of image recognition specific region, and have security risk.

Electric heating wire fixed strip 2 is contacted directly with 9 surface of shell by buffer stopper 5, it is saturating due to fundus camera Mirror assembly belongs to moving condition, realizes the demister focused, therefore be located at 6 both ends of eyeglass by changing the distance between lens There can be CONTACT WITH FRICTION with 9 inner surface of shell, need to be arranged buffer stopper 5 to reduce electric heating wire fixed strip 2 and 9 inner surface of shell Contact；And the silica gel material of electric heating wire fixed strip 2 itself, excessively rubbing with 9 surface of shell will lead to silica gel fine grained chippings and falls off, Accumulation excessively will lead to the mobile track blocking of driving device, and driving device is exactly that fundus camera changes distance between lens Realize the device of focusing.

Further, opening and closing of control switch 7 (such as control button) realization to heater strip, In are set on shell 9 The electricity for saving battery can be closed in time after the completion of the work of 6 demisting of eyeglass.

Further, the battery 8 is rechargeable battery.The recycling for facilitating battery, the step of eliminating replacement.

Further, the battery 8 be lithium battery, lithium battery relative to other kinds of battery have it is low in cost, The high feature of high reliablity, popularity rate is not in the problem of some compatibility in the technical solution of the utility model.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of skill in the art that its according to It can so modify to technical solution documented by previous embodiment, or part of technical characteristic is replaced on an equal basis It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution Spirit and scope.

Claims (6)

1. a kind of eyeglass demister, including shell (9) connect the clamping button (1) of eyeglass (6), are connected with the clamping button (1) Electric heating wire fixed strip (2), the electric heating wire (4) being mounted in the electric heating wire fixed strip (2), be set to it is described electricity plus Buffer stopper (5) on heated filament fixed strip (2), the battery (8) being set in shell (9), it is characterised in that: the electric heating wire Fixed strip (2) is silica gel material, and the electric heating wire (4) wraps up one layer of aluminum metal coating shell (3) outside.

2. eyeglass demister according to claim 1, it is characterised in that: be provided with control switch on the shell (9) (7)。

3. eyeglass demister according to claim 1, it is characterised in that: be provided at least two on one piece of eyeglass (6) Eyeglass demister is in symmetrically placed.

4. eyeglass demister according to claim 1, it is characterised in that: the battery (8) is rechargeable battery.

5. eyeglass demister according to claim 4, it is characterised in that: the battery (8) is lithium battery.

6. eyeglass demister according to claim 1, it is characterised in that: the buffer stopper (5) is rigid plastics material.