Sighting distance regulating device in a kind of mobile phone 3d anaglyph spectacles
Technical field
The utility model belongs to mobile phone 3D(Three Dimensions, 3D) anaglyph spectacles field.Mobile phone 3d anaglyph spectacles is the device of stereopsis of the mobile phone viewing left-right format for using oneself, the sighting distance regulating device of the application specifically in a kind of mobile phone 3d anaglyph spectacles, has both regulated mobile phone relative to the device of the longitudinal separation of lens and eyes.
Background technology
Mobile phone 3d glasses are a kind of devices utilizing giant-screen mobile phone to watch 3d image.This device can utilize lens by the VIDEO PROJECTION of the left and right 3d form on mobile phone in the right and left eyes of correspondence.Because its vision condition of different people is different, so the position of mobile phone distance eyes is different when its optimum viewing distance can either see image clearly, therefore mobile phone just can not be all the same relative to the position of lens, somebody's myopia needs mobile phone distance eyes closer, somebody's long sight need far away just can see clearly, just need a kind of device that can regulate the sighting distance of mobile phone in mobile phone 3d anaglyph spectacles both front and back position of mobile phone.The utility model is exactly propose a kind ofly like this to facilitate user according to the device of the position of visual accommodation mobile phone in mobile phone 3d anaglyph spectacles of oneself.
Summary of the invention
The purpose of this utility model is that the eyesight solving different people is different, need a kind of device that can regulate the sighting distance of mobile phone in mobile phone 3d anaglyph spectacles both front and back position of mobile phone, make everyone can both obtain the problem of best focal length, a kind of convenient installation is provided, simply, easy operation, adjustable erecting device, specifically a kind of device that can regulate the sighting distance of mobile phone in mobile phone 3d anaglyph spectacles both front and back position of mobile phone.
Technical scheme: the principle of mobile phone 3d anaglyph spectacles and the relevant content of miscellaneous part as the feature of headband, mobile phone, buffering sponge etc. are that industry personnel are known, repeat no more herein.The utility model solves the distance problem how regulating mobile phone to lens and eyes.In order to enable user regulate the position of mobile phone in Mobile phone receiver on earpiece of glasses (both mobile phone 3d anaglyph spectacleses, lower with) easily, the utility model provides a fixed mount-for devices such as fixed lens, headband, Mobile phone holders; A Mobile phone holders, for fixing mobile phone; Mobile phone holders can move forward and backward relative to fixed mount, thus regulates sighting distance (both mobile phone was to the distance of lens and eyes, lower together).Mobile phone holders moves relative to fixed mount, namely drives mobile phone to move relative to the lens that fixed mount and fixed mount are installed.Fixed mount is worn at the moment by user, and the relative position of lens and eyes is motionless.So just can realize the function regulating sighting distance.Mobile phone holders not only will move relative to fixed mount, and also wanting can when user's shut-down operation, and that tries one's best is fixed on current position, no longer slide anteroposterior.Headband fixing on fixed mount and lens and fixed form etc. thereof, omit herein and do not say, not within the scope of patent protection of the application.Before and after how retelling and regulate sighting distance, and the connected mode between Mobile phone holders and fixed mount.The back segment of Mobile phone holders fixes mobile phone, and the mode of fixing mobile phone is the mode of snap clamp, and fixing principle and device write in the patent " buckle that utilizes in 201420487078.6-mobile phone anaglyph spectacles fixes the device of mobile phone " of the applicant.Devise the flexible glue part increasing friction force herein.Have gap-general about 0.2mm between the limit wall of Mobile phone holders and the limit wall of fixed mount, Mobile phone holders is smaller, and the limit wall of the limit wall of Mobile phone holders and fixed mount is the equidistant of same shape substantially; Such Mobile phone holders just can be filled in inside fixed mount.Especially, if the size of Mobile phone holders is slightly larger than the size of fixed mount, be exactly so inside fixed mount plug to Mobile phone holders, outside, inside, so hereinafter described knob, has been arranged on Mobile phone holders fixed mount Mobile phone holders exactly.In a word, as long as both sizes slightly surplus, a side the opposing party can be filled in, both permissions relative sliding.Position as hereinafter described operate wall, knob, gear, nut etc. also all will be done and be exchanged accordingly, and in order to briefly clear, hereinafter each embodiment is described according to wherein a kind of situation.Such fixed mount just limits other degree of freedom of Mobile phone holders, only allows Mobile phone holders slide anteroposterior in fixed mount.Herein indication in order to allow the size surplus of its relative slide anteroposterior, it can be the distance between limit wall mentioned above, contact between Mobile phone holders and fixed mount also can be set separately, limit out the degree of freedom outside slide anteroposterior, such as can drawer guideway be set, or linear slider, certainly so all more complicated, not directly by dimensional fits insert simple.When Mobile phone holders is when interior, Mobile phone holders is just equivalent to " drawer ", is filled with mobile phone, with mobile phone relative to fixed mount namely " desk " move forward and backward.Mobile phone holders also has one or several operate wall of outwards slightly opening, and this operate wall outwardly size is greater than fixed mount, and this operate wall is owing to being that injection moulding adopts the materials such as pc, abs, has certain elasticity.In addition, also can be arrange spring in operate wall inside to provide elastic force.When Mobile phone holders is installed to fixed mount, needs operate wall inwardly to depress, could fill.After being loaded into, because self is pressed onto on fixed mount by the elasticity of operate wall.There is space the position that fixed mount is corresponding with operate wall.The tail end of operate wall has projection button, this button has two effects, one is facilitate user to go from the space that fixed mount leaks outside to promote Mobile phone holders, and two is play position-limiting action when Mobile phone holders outwards moves, and prevents Mobile phone holders from continuing outwards mobile and fixed mount and comes off.Position and the length of the space on fixed mount need to match with operate wall and projection button above, have determined the scope that Mobile phone holders can move forward and backward relative to fixed mount.The length of space determine Mobile phone holders relative to fixed mount can before and after the distance that regulates.The position of operate wall on Mobile phone holders can be the right and left, also can be upper and lower both sides.Hereinafter will be divided into first and the 3rd specific embodiment explain respectively.During the right and left, specular each other.During upper and lower both sides, it is also specular each other.Embodiment is only said on one side, is symmetrical in addition.The end of operate wall can also also should be provided with increase friction force material as rubber, friction force can be produced under the extruding force of operate wall and fixed mount inwall like this, fix the distance between Mobile phone holders and fixed mount.Only increasing friction force at the end of operate wall and on other limit walls, do not increase friction force is because after the projection button in operate wall is depressed, operate wall would not contact with fixed mount again, only be that friction force between the wall of limit will become very little, thus promote Mobile phone holders very well and regulate sighting distance.So projection button in operate wall install after height should be outside about 1-3mm higher than fixed mount, after pressing down like this, operate wall will depart from the inwall of fixed mount; And after unclamping, due to flexible effect, both contact again compression, produce friction force.Need to stress, the method interfixed between operate wall and fixed mount inwall, except friction force said above is fixing, can also be provided with sawtooth on the inwall of fixed mount, then operate wall be also provided with sawtooth single accordingly.This will illustrate as second embodiment, and both second embodiment was first embodiment special case on the securing means.When wanting cell phone bracket, push wall upper process button, allows the sawtooth in operate wall depart from the sawtooth on fixed mount inwall and engages, when being pushed to suitable position, unclamp projection button, allow both again engage.Because fixed mount has been opened space, so when regulating Mobile phone holders, inner light leakage phenomena may be caused, affected 3d viewing effect.Therefore on fixed mount and Mobile phone holders, shading wall is provided with respectively.It should be noted that, shading wall can be independent wall, and may also be is that fixed mount and Mobile phone holders are directly made two-layer, utilizes internal layer or skin to serve as shading wall.Shading wall, both lighttight continuous wall.Because will carry out shading with the gap complementation of operate wall and fixed mount inwall, so just arrange, the setting of shading wall is also left and right or laterally zygomorphic.
Except above-mentioned based on engagement, friction, flexible operate wall, also have a kind of device based on rack pinion, just do not have elastic wall to compress.Both the outer wall of fixed mount was provided with gear, and was connected with knob and facilitates rotation process; On the outer wall of Mobile phone holders, correspondence position is provided with tooth bar.When being fixed on fixed mount by Mobile phone holders, gear and tooth bar engage all the time.User drives tooth bar to move forward and backward by turning knob driven gear and regulates sighting distance.Because rack-and-pinion cannot provide the distance between Mobile phone holders and fixed mount spacing, therefore also corresponding stop means to be set.Because now there is not space and gap, so without the need to arranging shading wall.The setting of operate wall, bolt and nut, rack-and-pinion is symmetrical, symmetrical or upper and lower symmetry,
Bolt and nut can also be utilized to coordinate and to carry out adjustment sighting distance.Mobile phone holders is provided with screw rod, fixed mount is provided with nut.Screw rod and Mobile phone holders are fixing, without any degree of freedom.Nut is with the nut bore concentric fits on fixed mount and can rotates, and limits other freedom of motion, makes it rotate, then coordinates with screw rod.Rotating nut promotes Mobile phone holders with drive screw and seesaws.Can certainly be that Mobile phone holders is provided with nut, and fixed mount be provided with screw rod, repeats no more.The device that restriction nut seesaws is nut dividing plate.Nut dividing plate and concentric fits restriction nut make it rotate.Flight pitch needs larger, and such as rotating a ring nut can move about 5mm, and fast and easy regulates.The setting of bolt and nut is also symmetrical and the state of mirror image.The setting of operate wall, bolt and nut, rack-and-pinion is all symmetrical, symmetrical or symmetrical up and down.
The utility model solves the problem regulating mobile phone sighting distance, easy to adjust, the different vision condition different number of degrees can be applicable to, everyone is made to see clearly, and optimum viewing distance can avoid injure eyes, make mobile phone 3D anaglyph spectacles be more easy to use, safer, use crowd is more extensive.
Accompanying drawing illustrates:
Fig. 1 is one-piece construction stereographic map of the present utility model, Qi Zhongyou, fixed mount 1, Mobile phone holders 2, and mobile phone 3 is buckle before mobile phone, and mobile phone is pressed solidly by buckle card and fixes on Mobile phone holders;
Fig. 2 is the state together with the Mobile phone holders of first embodiment of the present utility model is not installed to fixed mount, wherein has fixed mount 1, Mobile phone holders 2, operate wall 203, space 102, rubber 2031(refers to there is elastomeric material in this face herein, do not have projection or have feature, only be the meaning of rubber herein), projection button 204, flexible glue part 2011, the limit wall 202 of Mobile phone holders, the limit wall 101 of fixed mount, shading wall 104, this figure can see that operate wall is outwards opened in a free state;
Fig. 3 is the state after the Mobile phone holders of first embodiment of the present utility model and fixed mount are installed, and this angle of field has been rotated counterclockwise 90 ° relative to Fig. 1 and Fig. 2.Wherein there is fixed mount 1, Mobile phone holders 2, mobile phone 3, space 102, the limit wall 202 of Mobile phone holders, operate wall 203, projection button 204, the operate wall in this figure has been fixed the extruding of frame inwall to internal strain, and accompanying drawing 3 is position limits between Mobile phone holders and fixed mount, be defined as the rear end limit herein, should with reference to this figure hereinafter described; This figure can also see, the projection button after assembling, higher than fixed mount outer wall, can make inner operate wall further to internal strain like this after being pressed, thus departs from the contact with fixed mount inwall;
Fig. 4 is the another one position limit between the Mobile phone holders of first embodiment of the present utility model and fixed mount, be defined as the front end limit, hereinafter described front and back position should with reference to this figure, and this figure can see that the limit wall of Mobile phone holders has submerged in fixed mount completely, can't see, operate wall now also can't see, and Mobile phone holders also only remains a frame, wherein has fixed mount 1, Mobile phone holders 2, mobile phone 3, projection button 204, space 102;
Fig. 5 is the three-dimensional wiring layout of second embodiment.Wherein there is fixed mount 1, Mobile phone holders 2, operate wall 203, handle 2033, the sawtooth 103 on fixed mount, the corresponding single sawtooth 2032 of operate wall, this is on Mobile phone holders and is provided with shading wall 104, and shading wall is herein that Mobile phone holders internal layer one flood is all shading wall;
Fig. 6 is the three-dimensional wiring layout of the 3rd embodiment.Wherein have fixed mount 1, Mobile phone holders 2, operate wall 203, projection button 204, shading wall 104, the shading wall in this figure is arranged on fixed mount, and is a strip frame;
Fig. 7 is the three-dimensional wiring layout of the 4th embodiment, clockwise 90 degree of the Shi Tu1 visual angle, visual angle of this view, be setting in order to the utility model institute finger device is described be symmetrical, and the gear on the right in this view is not installed in hole, being that hole in order to spill fixed mount is convenient understands.Wherein there is fixed mount 1, Mobile phone holders 2, gear 105, knob 1051, the hole 1052 of fixed mount, tooth bar 205;
Fig. 8 is the three-dimensional wiring layout of the 5th embodiment.Wherein have fixed mount 1, Mobile phone holders 2, screw rod 206, nut 106, nut bore 1061, nut dividing plate 1062, can find out that the configuration of nut is symmetrical, the screw rod of side is covered in addition.
Embodiment
In order to enable user regulate the position of mobile phone in Mobile phone receiver on earpiece of glasses (both mobile phone 3d anaglyph spectacleses, lower same) easily, the utility model provides a fixed mount 1, for devices such as fixed lens, headband, Mobile phone holders; A Mobile phone holders 2, for fixing mobile phone 3; Mobile phone holders 2 can move forward and backward relative to fixed mount 1, thus regulates sighting distance (both mobile phone was to the distance of lens and eyes, lower together).Mobile phone holders not only will move relative to fixed mount, and also wanting can when user's shut-down operation, and that tries one's best is fixed on current position, no longer slide anteroposterior.Headband fixing on fixed mount and lens and fixed form etc. thereof, omit herein and do not say, not within the scope of patent protection of the application.Before and after how retelling and regulate sighting distance, and the connected mode between Mobile phone holders and fixed mount.The back segment of Mobile phone holders fixes mobile phone, and the mode of fixing mobile phone is the mode of snap clamp, and fixing principle and device write in the patent " buckle that utilizes in 201420487078.6-mobile phone anaglyph spectacles fixes the device of mobile phone " of the applicant.Contact plane 201 devises the flexible glue part 2011 increasing friction force herein.Mobile phone is contained in this buckle of Mobile phone holders, fits tightly with flexible glue part and large plane.Regulate the position of Mobile phone holders, regulate the position of mobile phone exactly.Have gap-general about 0.2mm between the limit wall 202 of Mobile phone holders and the limit wall 101 of fixed mount, Mobile phone holders is smaller, and the limit wall of the limit wall of Mobile phone holders and fixed mount is the equidistant of same shape substantially; Such Mobile phone holders just can be filled in inside fixed mount.Relative, if the size of Mobile phone holders is slightly larger than the size of fixed mount, be exactly so inside fixed mount plug to Mobile phone holders, Mobile phone holders outside, inside, so hereinafter described knob, gear, sawtooth, nut etc., be arranged on Mobile phone holders fixed mount exactly.In a word, as long as both sizes slightly surplus, a side the opposing party can be filled in, both permissions relative sliding.Position as hereinafter described operate wall, knob, gear, nut etc. also all will be done and be adjusted accordingly, in order to briefly clear, is hereinafter only described interior according to Mobile phone holders.Such fixed mount just limits other degree of freedom of Mobile phone holders, only allows Mobile phone holders slide anteroposterior in fixed mount.Mobile phone holders also has one or several operate wall 203 of outwards slightly opening, and this operate wall outwardly size is greater than fixed mount overall dimensions, and this operate wall is owing to being that injection moulding adopts the materials such as pc, abs, has certain elasticity.When Mobile phone holders is installed to fixed mount, needs operate wall inwardly to depress, could fill.After being loaded into, because self is pressed onto on fixed mount by the elasticity of operate wall.Accompanying drawing 2 and accompanying drawing 3 respectively illustrate the state after not installing and having installed.In addition, also can be arrange spring at operate wall place to provide elastic force.There is space 102 position that fixed mount is corresponding with operate wall.The tail end of operate wall has projection button 204, this button has two effects, one is facilitate user to go from the space that fixed mount leaks outside to promote Mobile phone holders, and two is play position-limiting action when Mobile phone holders outwards moves, and prevents Mobile phone holders from continuing outwards mobile and fixed mount and comes off.Position and the length of the space on fixed mount need to match with operate wall and projection button above.The length of space determine Mobile phone holders relative to fixed mount can before and after the distance that regulates.Front and back extreme position has been presented in accompanying drawing 3 and 4.The position of operate wall on Mobile phone holders can be the right and left, also can be upper and lower both sides.Hereinafter will be divided into first and the 3rd specific embodiment explain respectively.During the right and left, specular each other.During upper and lower both sides, it is also specular each other.Embodiment only says structure on one side and feature, is complete specular in addition.The end of operate wall can also also should be provided with increase friction force material as rubber 2031, friction force can be produced under the extruding force of operate wall and fixed mount inwall like this, fix the distance between Mobile phone holders and fixed mount.Only increasing friction force at the end of operate wall and on other limit walls, do not increase friction force is because after the projection button in operate wall is depressed, operate wall would not contact with fixed mount again, only be that friction force between the wall of limit will become very little, thus promote Mobile phone holders very well and regulate sighting distance.So projection button in operate wall install after height should be outside about 1-3mm higher than fixed mount, after pressing down like this, operate wall will depart from the inwall of fixed mount; And after unclamping, due to flexible effect, both contact again compression, produce friction force.Need to stress, the method interfixed between operate wall and fixed mount inwall, except friction force said above is fixing, can also be provided with sawtooth 103 on the inwall of fixed mount, then operate wall be also provided with corresponding single sawtooth 2032.This will illustrate as second embodiment, and both second embodiment was first embodiment special case on the securing means.When wanting cell phone bracket, push wall upper process button, allows the sawtooth in operate wall depart from the sawtooth on fixed mount inwall and engages, when being pushed to suitable position, unclamp projection button, allow both again engage.Because fixed mount has been opened space, so when regulating Mobile phone holders, inner light leakage phenomena may be caused, affected 3d viewing effect.Therefore on fixed mount and Mobile phone holders, shading wall 104 is provided with respectively.It should be noted that, shading wall can be independent wall, and may also be is that fixed mount and Mobile phone holders are directly made two-layer, utilizes internal layer or skin to serve as shading wall.Shading wall, both lighttight continuous wall.Because will carry out shading with the gap complementation of operate wall and fixed mount inwall, so just to arrange, the setting of shading wall is also the left and right corresponding with operate wall or laterally zygomorphic.
Except above-mentioned based on engagement, friction, flexible operate wall, also have a kind of device based on rack pinion, just do not have elastic wall to compress.Both the outer wall of fixed mount was provided with gear 105, and was connected with knob 1051 and facilitates rotation process; Gear and knob are the assemblies be fixed together, and this assembled is on the hole 1052 of fixed mount, and the knob that can rotate outside drives the gear of the inside.On the outer wall of Mobile phone holders, correspondence position is provided with tooth bar 205.When being fixed on fixed mount by Mobile phone holders, gear and tooth bar engage all the time.User drives tooth bar to move forward and backward by turning knob driven gear and regulates sighting distance.Because rack-and-pinion cannot provide the distance between Mobile phone holders and fixed mount spacing, therefore also corresponding stop means to be set.Because now there is not space and gap, so without the need to arranging shading wall.This will as the 4th embodiment of the present utility model.
Supplementing one again utilizes bolt and nut to coordinate the 5th embodiment of carrying out regulating.Mobile phone holders is provided with screw rod 206, fixed mount is provided with nut 106.Screw rod and Mobile phone holders are fixing, without any degree of freedom.Nut is with nut bore 1061 concentric fits on fixed mount and can rotates, and limits other freedom of motion, makes it rotate, then coordinates with screw rod.Rotating nut promotes Mobile phone holders with drive screw and seesaws.Can certainly be that Mobile phone holders is provided with nut, and fixed mount be provided with screw rod, repeats no more.The device that restriction nut seesaws is nut dividing plate 1062.Nut dividing plate and concentric fits restriction nut make it rotate.Flight pitch needs larger, and such as rotating a ring nut can move about 5mm, and fast and easy regulates.The setting of bolt and nut is also symmetrical and the state of mirror image.
First embodiment: have fixed mount, Mobile phone holders, operate wall in the present embodiment, operate wall has rubber.Fixed mount and Mobile phone holders are respectively respectively an injection-moulded plastic part.Operate wall and Mobile phone holders are an injection moulding entirety.The present embodiment utilize operate wall and fixed mount inwall contact mutually extruding produce friction force fix the front and back position of Mobile phone holders relative to fixed mount.As accompanying drawing 2 institute wherein fixed mount be the devices such as fixing headband, lens, and be fixed on user at the moment; Mobile phone holders is used to installation mobile phone.That directly card is superincumbent when mobile phone is arranged on Mobile phone holders, in the contact plane that the pressure provided by the buckle of Mobile phone holders is pressed in Mobile phone holders and flexible glue part.The Mobile phone holders of this embodiment is that plug is in fixed mount inside.In such cases, the operate wall that Mobile phone holders is provided with contacts with the extruding of fixed mount inwall.The present embodiment is the power utilizing both elasticity generations of operate wall mutually to extrude.And the inwall utilizing projection button to enable user promote operate wall and fixed mount departs from, reduce friction force and promote Mobile phone holders and move in fixed mount.Operate wall is in order to produce elasticity, and needing during injection moulding is slightly outwardly.After being fixed to inside like this, just create the elasticity of extruding fixed mount inwall because of distortion.Also spring can be set between operate wall and Mobile phone holders, provide and increase this elastic force.Press lower process button, operate wall can produce inside bending, and departs from the contact with fixed mount inwall.Then Mobile phone holders is promoted before and after can allowing.What accompanying drawing 2 was shown is state together with Mobile phone holders is not installed to fixed mount.Outwards open under can seeing operate wall free state.Accompanying drawing 3 show be both install after state.Operate wall in this figure has been fixed the extruding of frame inwall to internal strain, and accompanying drawing 3 is position limits between Mobile phone holders and fixed mount, is defined as the rear end limit herein.Accompanying drawing 4 illustrates another one position limit, is defined as the front end limit herein.Shading wall is responsible for blocking the light shone from space.The setting of operate wall and shading wall and projection button and spring etc. is the right and left at fixed mount and Mobile phone holders, becomes mirror image.
Second embodiment: the present embodiment is first embodiment special case on the securing means.And in order to size that described Mobile phone holders and fixed mount are above described and inside and outside relation, the present embodiment will provide the Mobile phone holders size situation larger than fixed mount size.Both Mobile phone holders outside, and fixed mount is interior.Corresponding, this is on Mobile phone holders, instead of fixed mount, is provided with shading wall.As shown in Figure 5.Fixed mount is contained in the inside of Mobile phone holders, and Mobile phone holders can move forward and backward relative to fixed mount.Operate wall on Mobile phone holders is deformed into one flat plate, and operate wall end has single sawtooth, and fixed mount is provided with sawtooth.After assembling, the single sawtooth in operate wall is engaged mutually with the sawtooth on fixed mount, makes fixed mount relative with Mobile phone holders position fixing.When promoting the handle 2033 in Mobile phone holders operate wall, operate wall is broken curved, and sawtooth departs from occlusion, now just can promote Mobile phone holders and move forward and backward.After adjusting to suitable position, can decontrol the handle in operate wall, operate wall restores to the original state, occlusion sawtooth.Mobile phone holders and operate wall and sawtooth are an injection-moulded plastic part, injection molded with ABS.There is certain elasticity, because sawtooth height neither be very high, sawtooth just can be made too much to depart from occlusion so do not need to break.Operate wall, sawtooth be arranged on fixed mount with Mobile phone holders is all symmetrical become mirror image.It is sawtooth phase interlocking pattern shown in accompanying drawing 5.Operate wall has elasticity equally, outwards can be opened under the traction of handle.
3rd embodiment: as shown in Figure 6, the difference of the present embodiment and the one the second embodiments is only that operate wall is arranged on upper and lower both sides by the present embodiment, instead of the right and left.When being arranged on upper and lower both sides, 4 can be arranged, both above left and right each, below left and right each, instead of two of the one the second embodiments.Arranging of shading wall is all similar with left and right configuration.The present embodiment also can have the internal and external relation special case between Mobile phone holders and fixed mount, and the special case of extrusion friction or sawtooth occlusion, omits and does not say.
4th embodiment: as shown in Figure 7, the present embodiment is a kind of device based on rack pinion, does not just have elastic wall to compress.Both the outer wall of fixed mount was provided with gear 105, and was connected with knob 1051 and facilitates rotation process; Gear and knob are the assemblies be fixed together, can be press-fitted also can be with glue bonding, this assembled is on the hole 1052 of fixed mount, and outside, gear is interior for knob.After fixing like this, this assembly just only remains the degree of freedom rotated.The knob that can rotate outside drives the gear of the inside.On the outer wall of Mobile phone holders, correspondence position is provided with tooth bar 205.When being fixed on fixed mount by Mobile phone holders, gear and tooth bar engage all the time.User drives tooth bar to move forward and backward by turning knob driven gear and regulates sighting distance.Because rack-and-pinion cannot provide the distance between Mobile phone holders and fixed mount spacing, therefore also corresponding stop means to be set.Because now there is not space and gap, fixed mount only has a hole, also occupied by knob, without any the place of light leak, so without the need to arranging shading wall.The setting of knob and gear and tooth bar is also symmetrical, and both the right and left had and was mutually mirror image.The corresponding fixed mount of the present embodiment is that the size of fixed mount is less than Mobile phone holders from the special case of the different internal and external relation of Mobile phone holders, and fixed mount is interior, and Mobile phone holders outside.Gear and knob are fixed on hole corresponding to Mobile phone holders, and fixed mount has tooth bar.Knob on rotating mobile bracket, drives the tooth bar that inner gear engages with fixed mount, promotes Mobile phone holders and moves.
5th embodiment: as shown in Figure 8, the present embodiment is one and utilizes bolt and nut to coordinate the device carrying out regulating.Mobile phone holders is provided with screw rod 206, fixed mount is provided with nut 106.Screw rod and Mobile phone holders are fixing, integrated injection molding, can not rotate, without any degree of freedom.Nut is with nut bore 1061 concentric fits on fixed mount and can rotates, and limits other freedom of motion, makes it rotate, then coordinates with screw rod.Rotating nut promotes Mobile phone holders with drive screw and seesaws.Can certainly be that Mobile phone holders is provided with nut, and fixed mount be provided with screw rod, repeats no more.The device that restriction nut seesaws is nut dividing plate 1062.The concentric constrained nut in the hole on nut dividing plate and fixed mount makes it rotate.Flight pitch needs larger, and such as rotating a ring nut can move about 5mm, and fast and easy regulates.The setting of bolt and nut is also state that is symmetrical and mirror image each other.
The foregoing is only preferred embodiments of the present invention, be not limited to the present invention, within the spirit and principles in the present invention all, any change done, equivalent replacement, improvement etc.All should be included within protection scope of the present invention.