CN100421026C - Water proof casing - Google Patents
Water proof casing Download PDFInfo
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- CN100421026C CN100421026C CNB2005101261936A CN200510126193A CN100421026C CN 100421026 C CN100421026 C CN 100421026C CN B2005101261936 A CNB2005101261936 A CN B2005101261936A CN 200510126193 A CN200510126193 A CN 200510126193A CN 100421026 C CN100421026 C CN 100421026C
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- barrel
- ring
- operation ring
- waterproof
- waterproof case
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Abstract
A waterproof housing for storing a camera with a lens barrel includes, a cylindrical lens barrel storage section for storing the lens barrel portion with a through hole communicating the outside and inside of the waterproof housing; and a rotatable cylindrical operation ring supported on an outer periphery of the cylindrical lens barrel storage section and provided to enclose an outer periphery of a rotary ring on the stored lens barrel for rotating the same. The waterproof housing also includes a transmitting member in the hole on an outer wall of the cylindrical lens barrel storage section connected to the rotary ring for directly transmitting rotation of the operation ring thereto, and a waterproof member between the outside of the cylindrical lens barrel storage section and an inner periphery of the operation ring for waterproof between the interior and the exterior of the cylindrical lens barrel storage section.
Description
Technical field
The present invention relates to a kind of waterproof case that holds camera with barrel.
Background technology
In order to photograph in water with camera, all the time, watertight ground holds the waterproof case commercialization of camera.
This waterproof case is to have two case members that for example can support by hinge with opening and closing, and under the state of hinge-opening, with the camera location be contained in the inside of case member, after holding, just two case member watertights close.This waterproof case also has various functional units, so that camera is being received under the inner state, can carry out the various operations of relevant this camera.
But, for example be under the situation of single-lens reflex type camera etc. when camera, generally should be able to carry out the operation of relevant barrel.Particularly, the barrel of operation rings such as possessing focusing circle and zoom circle is arranged, the focusing circle is used for regulating the focal position of the phtographic lens that remains on barrel, and the zoom circle is used to regulate focal length.Have the waterproof case that to operate such barrel operation ring structure, just be suggested in the past so far.
For example, in utility model is registered No. 3094807 communique, the focus adjusting device that can carry out camera lens focus adjustment operation from the outside is disclosed.This focus adjusting device can be used for the rotating operation that the barrel focus is adjusted from the waterproof cover outside.At length, be fixed with lens barrel side magnet, on the other hand,, dispose the case side magnet that can carry out rotating operation in the position of waterproof cover outer circumference portion corresponding to above-mentioned lens barrel side magnet in the outer circumference portion of barrel.When carrying out the focus adjustment, when the user carried out rotating operation to above-mentioned case side magnet, lens barrel side magnet was subjected to its attractive force and rotates together and move, and carried out the focal adjustments of barrel.
Register in No. 3094807 communique in the disclosed focus adjusting device in above-mentioned utility model, needn't open waterproof case, just can operate barrel, carry out the focus adjustment.But, when the necessary rotating operation power of barrel is big, can think the transmission power deficiency of above-mentioned magnet.In addition, also servo-actuated is also necessarily very abundant hardly.
In addition, open in the flat 10-123602 communique, record, carry out the technology of the focal adjustments of barrel by magnetic force from underwater camera shell outside the spy.
Open in the structure that the operation ring put down in writing in the flat 10-123602 communique, make barrel by magnetic force rotates above-mentioned spy, exist the problem of servo-actuated fast, can not guarantee accuracy of action.In addition, in the structure that this communique is put down in writing, owing to must aim at the magnet positions and the magnet positions that is fixed on the barrel that is contained in inner camera of underwater camera case side, so troublesome poeration.
Summary of the invention
The present invention proposes in order to address the above problem, and it is a kind of in the waterproof case that holds the camera with barrel that its purpose is to provide, and can carry out the rotating operation of above-mentioned barrel and waterproof case simple in structure reliably.
Waterproof case of the present invention is used to hold the camera with barrel.In this waterproof case, be provided with: barrel accommodation tube portion, it holds the part of above-mentioned barrel, and has outside and the inner through hole that connects above-mentioned waterproof case; Rotary tubular operation ring, it is supported in the excircle of above-mentioned barrel accommodation tube portion, and is arranged to surround the excircle of swivel becket, so that the swivel becket of the above-mentioned barrel that is held rotates.In addition, also be provided with: transferring elements, it combines with above-mentioned swivel becket, so that the rotation of aforesaid operations ring is passed to described swivel becket by the hole on the outer circle wall that is arranged on above-mentioned barrel accommodation tube portion; Waterproof part is arranged between the inner periphery of the outside of above-mentioned barrel accommodation tube portion and aforesaid operations ring, with the inside of carrying out above-mentioned barrel accommodation tube portion and the waterproof between the outside.
In above-mentioned waterproof case, as above-mentioned waterproof part, have a pair of waterproof part, these a pair of waterproof part parts can be configured to, and clip above-mentioned hole along the length direction of above-mentioned barrel accommodation tube portion.
In above-mentioned waterproof case, above-mentioned transferring elements is rotatable parts, and it is configured in the above-mentioned hole, with above-mentioned swivel becket and aforesaid operations loop contacts and rotation.
In one of the present invention's waterproof case, above-mentioned transferring elements also can be arranged on the aforesaid operations ring, and contacts above-mentioned swivel becket and rotate with the aforesaid operations ring.
For example, waterproof case of the present invention is used to hold the camera with barrel, in this waterproof case, has: barrel accommodation tube portion, and it holds the part of above-mentioned barrel; Tubular operation ring, it is supported in the excircle of above-mentioned barrel accommodation tube portion, and the swivel becket of the above-mentioned barrel that holds in order to make rotates, and has the rotation axis parallel with the rotation axis of this swivel becket, and can rotate.In above-mentioned waterproof case, it can constitute, be provided with: rotation transmission part, it can be arranged in the hole on the outer circle wall of above-mentioned barrel accommodation tube portion rotationally, and it is parallel with the rotation axis of the rotation axis of aforesaid operations ring and above-mentioned swivel becket, with the excircle of above-mentioned swivel becket and the inner periphery butt of aforesaid operations ring, the rotation of aforesaid operations ring is passed to above-mentioned swivel becket; Waterproof part, it was arranged between the interior week of the outside of above-mentioned barrel accommodation tube portion and aforesaid operations ring, so that carry out the inside of above-mentioned barrel accommodation tube portion and the waterproof between the outside.
In this case, above-mentioned rotation transmission part can be rubber components cylindraceous.
In addition, above-mentioned rotation transmission part also can be made of 1 cylinder-like part and two pulleys of constituting with rubber components, inner periphery with above-mentioned two above-mentioned 1 cylinder-like parts of pulley bearing, above-mentioned 1 cylinder-like part rotates around above-mentioned two pulleys, thereby can above-mentioned swivel becket be rotated by the excircle of above-mentioned 1 cylinder-like part.
In other examples, waterproof case of the present invention can hold the equipment with barrel, this barrel has the operation ring, in this waterproof case, have: the barrel accommodation section, it is the accommodation section that is used to hold above-mentioned barrel, with hold state in the corresponding position of operation ring of barrel, be formed with along the through hole of the direction of operating of this operation ring; Ring component, it is provided in the excircle of above-mentioned barrel accommodation section rotationally.In above-mentioned waterproof case, be provided with: welded part, it is provided in the above-mentioned ring component, can obtain by above-mentioned through hole and with the crimping position of aforesaid operations ring butt and the position of leaving of leaving this operation ring; The 1st waterproof part, it is provided between above-mentioned barrel accommodation section and the above-mentioned ring component, invades in the above-mentioned waterproof case from above-mentioned through hole for use in anti-sealing; The 2nd waterproof part, it is provided between above-mentioned welded part and the above-mentioned ring component, invades in the above-mentioned waterproof case from above-mentioned through hole for use in anti-sealing.
In this case, can also have: force application part, it is provided between above-mentioned ring component and the above-mentioned welded part, all the time this welded part is applied acting force on the direction that makes itself and aforesaid operations ring butt.
Can also have positioning element, it is used to make above-mentioned welded part to be in above-mentioned crimping position and the above-mentioned either party who leaves the position.
Perhaps, can also have force application part, it is provided between above-mentioned ring component and the above-mentioned welded part, all the time this welded part is applied away from the acting force on the direction of aforesaid operations ring.
Above-mentioned and other purpose of the present invention, feature and advantage will clearer and more definite according to expression as the accompanying drawing and the following related description of the preferred implementation of example of the present invention.
Description of drawings
Fig. 1 is the stereoscopic figure that expression is contained in camera the state in the waterproof case of the 1st embodiment of the present invention.
Fig. 2 is the sectional view of Fig. 1, is the sectional view of the state in the above-mentioned waterproof case that camera is contained in.
Fig. 3 is the exploded perspective view of the lens barrel accommodation tube portion (comprising rotation transfer mechanism portion) of above-mentioned waterproof case.
Fig. 4 is the sectional view of Fig. 1, is the sectional view along optical axis of above-mentioned lens barrel accommodation tube portion.
Fig. 5 is the sectional view of Fig. 4, be above-mentioned barrel accommodation tube portion with sectional view light shaft positive cross.
Fig. 6 A is the stereographic map of the shape of the expression rubber rollers that is assembled in the rotation transfer mechanism portion in the lens barrel accommodation tube portion of Fig. 3.
Fig. 6 B is the sectional view of this rubber rollers.
Fig. 7 A is the stereographic map of expression about the shape of the rubber rollers of a variation of the rubber rollers of Fig. 6 A and Fig. 6 B.
Fig. 7 B is the sectional view of the rubber rollers of above-mentioned variation.
Fig. 8 A is the stereographic map of expression about the shape of the rubber rollers of another variation of the rubber rollers of Fig. 6.
Fig. 8 B is the sectional view of the rubber rollers of above-mentioned another variation.
Fig. 9 be to use the rotation transfer mechanism portion in the lens barrel accommodation tube portion that is assembled in Fig. 3 variation, the lens barrel accommodation tube is portion and sectional view light shaft positive cross.
Figure 10 is the exploded perspective view of lens barrel accommodation tube portion (comprising rotation transfer mechanism portion) of the waterproof case of the 2nd embodiment of the present invention.
Figure 11 is the sectional view of Figure 10, is the sectional view along optical axis of the lens barrel accommodation tube portion of Figure 10.
Figure 12 is the sectional view of Figure 11, be the barrel accommodation tube of Figure 10 portion with sectional view light shaft positive cross.
Figure 13 is the stereoscopic figure that is illustrated in the waterproof case among the 3rd embodiment of the present invention.
Figure 14 is illustrated among above-mentioned the 3rd embodiment, at the sectional view of Figure 13 of the structure of holding the waterproof case under the state of camera.
Figure 15 is in above-mentioned the 3rd embodiment, with the part of the structure of barrel accommodation section, launches the exploded perspective view of expression along optical axis direction.
Figure 16 is in above-mentioned the 3rd embodiment, with another part of the structure of barrel accommodation section, launches the exploded perspective view of expression along optical axis direction.
Figure 17 is the sectional view of Figure 13 of the structure of the operation ring rotating mechanism of expression among above-mentioned the 3rd embodiment.
Figure 18 is the stereographic map of the structure of the operation ring rotating mechanism among above-mentioned the 3rd embodiment of expression.
Figure 19 is the sectional view that is illustrated in the structure of the operation ring rotating mechanism among the 4th embodiment of the present invention.
Embodiment
Below, with reference to respective drawings explanation the preferred embodiments of the present invention.
Fig. 1 is the stereoscopic figure that expression is contained in camera the state in the waterproof case of the 1st embodiment of the present invention.Fig. 2 is the sectional view of Fig. 1, and expression is contained in camera the section of the state in the above-mentioned waterproof case.Fig. 3 is the exploded perspective view of the lens barrel accommodation tube portion (comprising rotation transfer mechanism portion) of above-mentioned waterproof case.Fig. 4 is the sectional view of Fig. 1, represents the section of above-mentioned lens barrel accommodation tube portion along optical axis.Fig. 5 is the sectional view of Fig. 4, represent above-mentioned barrel accommodation tube portion with section light shaft positive cross.Fig. 6 A, Fig. 6 B are the figure that expression is assembled in the rubber rollers shape of the rotation transfer mechanism portion in the above-mentioned lens barrel accommodation tube portion, and Fig. 6 A is the stereographic map of this rubber rollers, and Fig. 6 B is the sectional view of this rubber rollers.
And in the following description, the phtographic lens optical axis of establishing the camera that is held is optical axis O, and establishing object side is the place ahead, and the imaging side is the rear, and the rotation direction of each parts and left and right directions are from the observed direction of front side.
As shown in Figure 2, waterproof case 1 as the 1st embodiment of the present invention holds camera 50 with waterproof state, and can photograph and reproduce in that water is medium, as shown in Figure 1, the various operating portions that are used for operate camera 50 are configured to be emerging in outside state.
At first, camera 50 being described, as shown in Figure 2, is a single-lens reflex camera, at the front face of camera body 50a, interchangeable barrel 51 is installed.Facial on camera body 50a, dispose release-push, model selection dish, flashlamp illuminating part, LCD display part (not shown) and line synchro (synchro cord) 56 etc.In addition, portion disposes viewfinder 57, LCD display part (monitor) 58 etc. overleaf.Be provided with grip part (not shown) in the left side.
In barrel 51, dispose the swivel becket that can carry out rotating operation at the cylinder peripheral part around optical axis 0, i.e. zoom circle 52 and focusing encloses 53, and has the camera lens frame portion 54 that advances and retreat of band phtographic lens 55.In this barrel 51, rotate by operation zoom circle 52, can carry out the zoom of this barrel.In addition, when operation focusing circle 53 rotates, can carry out manual focus.But, under the state in being contained in waterproof case 1, and inoperation focusing circle 53, and focus by automatic focusing control.And, rotating by operating the operation ring 11 that is arranged in the waterproof case 1 described later, zoom circle 52 is driven rotation, thereby carries out the zoom of barrel 51.
As shown in Figure 1, 2, waterproof case 1 has fore shell 2 and back cover 3, and described fore shell 2 and back cover 3 are made of transparent resin material, and be supported to by being configured in the left part hinge portion (not shown) but freely openable rotate.Under the state that holds camera 50, forward and backward shell 2,3 is closed, and by the buckle that is configured in the right part (buckle) 35 by fastening, keep closed condition.Under this closed condition, the composition surface of fore shell 2 and back cover 3 is sealed by the cyclic sealing gasket 9 that inserts among the back cover groove 3c, keeps the watertight state.
Face disposes mode initialization rotating operation button 32 and pressing operation button 33 on back cover 3, and portion is provided with the image LCD magnifier 3a of portion overleaf.And then portion inside is provided with overleaf: protuberance 3b is embedded with the butt rubber 27 with viewfinder top butt on it; And projection 3d, it is fixed surrounding image LCD display part protective cover (hood) 28 on every side.
Under situation about camera 50 being contained in the waterproof case 1, the inside that camera 50 is inserted fore shells 2 is screwed into the tripod screw division of camera body 50a with the tripod screw 59 that inserts tripod screw support 2e, as mentioned above, close fore shell 2 and back cover 3, become and hold state.Under this held state, camera 50 by tripod screw 59, was located the camera body 50a with fixed camera 50 under the state of being pushed by butt rubber 25,26,27, and barrel 51 also correctly is positioned at the inside of the lens barrel accommodation tube 2a of portion.That is, under the state consistent of the axle center of the lens barrel accommodation tube 2a of portion, be positioned with optical axis O.
At the leading section of the lens barrel accommodation tube 2a of portion of fore shell 2,8a is combined with lens protective cover 4 across O shape ring, and lens protective cover 4 is made of transparent resin and in inner circumference portion rubber ring is installed.And then, disposing front glass 6 at the leading section of lens protective cover 4, this front glass 6 is fixed by pressure ring 5, clips O shape ring 8b between front glass 6 and the pressure ring 5.Lens protective cover 4 is sealed by O shape ring 8a, 8b with the junction surface of the lens barrel accommodation tube 2a of portion.
Dispose the rotation transfer mechanism portion 10 that the zoom circle 52 of barrel 51 is carried out rotating operation on the lens barrel accommodation tube 2a of portion, zoom circle 52 is positioned at its inner circumference portion.And, shown in Fig. 3,4, on the lens barrel accommodation tube 2a of portion, be provided with successively: waterproof O shape annular groove 2m from lens barrel holder (mount) side; Outer circumference portion 2ha with ladder poor (path side) formation as outer circle wall; And then, with the outer circumference portion 2hb of ladder poor (path side) formation; And C shape annular groove 2n.On outer circumference portion 2ha, be provided with 6 peristome 2i, connect inside and outside hole on the position that 6 peristome 2i are six five equilibriums in a circumferential direction, and be provided with a support holes 2j, axle support holes 2j faces along optical axis O direction two ends inner circumferential side mutually this each peristome, and parallel with optical axis O direction.
On the other hand, rotation transfer mechanism portion 10 has: the operation ring 11 of tubular, and it is inserted on the outer circumference portion 2ha of the lens barrel accommodation tube 2a of portion, and can rotating operation around optical axis O; Bolster 14 is the parts that constitute by 6 groups, and parallel with optical axis O (thereby, parallel with zoom circle 52 with the rotation axis of operation ring 11); Sleeve 15, its rotation embeds on the bolster 14 freely; Rubber rollers 16, it is fixing and is embedded in rotation transmission part on the excircle of sleeve 15; Packing ring 17,18, the two ends butt of itself and sleeve 15; And back-up ring 19; Also have: thrust ring 12, the thrust position of its restriction operation ring 11; C shape ring 13; And as the O shape of waterproof portion ring 20,21,22 and waterproof seal 23.
Shown in Fig. 6 A, 6B, rubber rollers 16 has axis hole 16a, and has following cylindrical outer shape: have the projecting strip part that keeps the regulation tooth pitch and be chevron along the cross section of axis hole direction on excircle.
Insert O shape ring 20 respectively on the O shape annular groove 2m of the lens barrel accommodation tube 2a of portion, inserting O shape ring 21 on the outer circumference portion 2ha, insert O shape ring 22 on outer circumference portion 2hb, under the state that sandwiches this O shape ring, operation ring 11 inserts on the outer circumference portion 2ha.And then, at the leading section inner periphery of operation ring 11 waterproof seal 23 is installed, make peristome 2i keep the watertight state with respect to the outside.
In addition, the thrust ring 12 that embeds outer circumference portion 2hb is connected on the front end face of operation ring 11 with the state that is pressed into waterproof seal 23, and then thrust ring 12 is along the mobile restriction that is subjected to C shape ring 13 in optical axis O direction the place ahead.Thereby, the end difference of the outer circumference portion 2ha by thrust ring 12 and the lens barrel accommodation tube 2a of portion, operation ring 11 mobile being restricted before and after the optical axis O direction.
Under above-mentioned confined state, as shown in Figure 5, the excircle of rubber rollers 16 (backfall) produces elastic deformation and is connected to the rubbing contact state on the inner peripheral surface 11a of operation ring 11.On the other hand, same in the inboard of the lens barrel accommodation tube 2a of portion, the excircle of rubber rollers 16 (backfall) produces elastic deformation and is connected to the state of rubbing contact on the excircle of zoom circle 52 of barrel 51.In addition owing to rubber ring is installed at the excircle of zoom circle 52, therefore, rubber rollers 16 by with this rubber ring butt, can transmit frictional rotation power effectively.
The zoom operation state that camera 50 is contained in the barrel 51 under the situation in the waterproof case 1 with said structure is described.
Under the above-mentioned state that holds camera, when carrying out rotating operation on any one direction of the T1 of operation ring 11 in Fig. 5, this rotating force is passed to rubber rollers 16 by the inner peripheral surface 11a of operation ring 11 by friction, thereby rubber rollers 16 is driven rotation to the T2 direction.The rotating force of this rubber rollers 16 is passed to zoom circle 52 with rubber rollers 16 butts by friction, thereby zoom circle 52 is to being driven rotation with the rightabout T3 direction of T1 direction.When the rotation of operation ring 11 passed to zoom circle 52, phtographic lens 55 advance and retreat of barrel 51 moved to each zoom position, carry out zoom.
Waterproof case 1 according to present embodiment, by the outside operation ring 11 is carried out rotating operation from this shell, can the zoom circle 52 of the barrel 51 that holds camera not rotated with dallying by rotation transfer mechanism portion 10, can carry out zoom reliably, and the structure of rotation transfer mechanism portion 10 is also very simple.
In addition, operation ring 11 and rubber rollers 16 are configured in rotating state the lens barrel accommodation tube 2a of portion peristome 2i inside and outside, inner circumference portion by being configured in operation ring 11 and the outer circumference portion 2ha of the lens barrel accommodation tube 2a of portion, the O shape between the 2hb encircle 20,21,22 and waterproof seal 23, keep the watertight state reliably.
And, in the waterproof case 1 of the foregoing description, as rotation transfer mechanism portion 10,6 groups of bolsters 14, sleeve 15 and rubber rollers 16 have been used, but be not limited in this, constitute on 3 position of halving of outer circumference portion 2ha that also can be by 3 groups of bolsters 14, sleeve 15 and rubber rollers 16 being configured in the lens barrel accommodation tube 2a of portion.
Then, utilize Fig. 7 A, Fig. 7 B and Fig. 8 A, Fig. 8 B, the variation of the rubber rollers 16 in the waterproof case 1 that is applied in above-mentioned the 1st embodiment is described.
Fig. 7 A, Fig. 7 B represent the shape of rubber rollers of a variation of rubber rollers 16, and Fig. 7 A is a stereographic map, and Fig. 7 B is a sectional view.Fig. 8 A, Fig. 8 B represent the shape of rubber rollers of another variation of rubber rollers 16, and Fig. 8 A is a stereographic map, and Fig. 8 B is a sectional view.
The rubber rollers 16A of a variation is identical with the situation of rubber rollers 16, has axis hole 16Aa respectively, and has following spherical profile: have the projecting strip part that keeps the regulation tooth pitch and be chevron along the cross section of axis direction on excircle.The rubber rollers 16B of another variation also situation with rubber rollers 16 is identical, has axis hole 16Ba respectively, and has following frustum of a cone profile: have the projecting strip part regulation tooth pitch, be chevron along the cross section of axis direction on excircle.And path side 16Bb installs towards camera body 50a side.
The rubber rollers 16A of above-mentioned variation, the 16B situation with rubber rollers 16 respectively are identical, rotate by bolster to be bearing in freely on the peristome 2i of the lens barrel accommodation tube 2a of portion.And also the situation with rubber rollers 16 is identical with friction butt state between operation ring 11 and the zoom circle 52.
In the waterproof case of the rubber rollers 16A that has used these variation, 16B, also can obtain the effect identical with the situation of above-mentioned waterproof case 1, particularly, under the situation of this variation, because the easy elastic deformation in chevron cross section of rubber rollers, therefore can the bigger rubber of application hardness, can improve permanance.
And the outer circumference portion in the both ends of the surface of the rubber rollers 16 of above-mentioned the 1st embodiment be formed with bigger curved surface 16b, and as the rubber rollers 16A of this variation, its profile is sphere 16Ab.Therefore, when among the lens barrel accommodation tube 2a of portion that barrel 51 is received into waterproof case 1, can prevent that rubber rollers 16,16A and zoom circle (rubber ring) 52 from blocking, can make the insertion of barrel 51 become easy.On the other hand, when using the rubber rollers 16B of other variation, because this rubber rollers 16B has frustum of a cone profile, therefore, the insertion of barrel 51 will become and be more prone to.
In addition, as the material of above-mentioned rubber rollers 16,16A, 16B, except that natural rubber, synthetic rubber, also can utilize the higher synthetic resin of friction factor.
Below, utilize the variation of applied rotation transfer mechanism portion 10 in the waterproof case of Fig. 9 to the 1st embodiment of the present invention to describe.
Fig. 9 be used the lens barrel accommodation tube of rotation transfer mechanism portion of above-mentioned variation portion with sectional view light shaft positive cross.
In the lens barrel accommodation tube 2Aa of portion of the 10A of rotation transfer mechanism portion that has used this variation, optical axis O1 with the zoom circle 52 of barrel 51, with respect to the only eccentric state of stipulating eccentric amount e of the center O 2 of the lens barrel accommodation tube 2Aa of portion, camera is installed in the waterproof case.In addition, the 10A of rotation transfer mechanism portion has following structure: with one group of bolster 14, sleeve 15 and rubber rollers 16, be configured on the position as the peristome 2i of the outer circumference portion 2Aha of the lens barrel accommodation tube 2Aa of portion outer circle wall.The inside diameter D 2 of this outer circumference portion 2Aha only just becomes the size than the configuration gap portion of the outer diameter D 1 big rubber rollers 16 of zoom circle 52.Other structure then structure with the 1st embodiment is identical.
In the waterproof case of having used the 10A of rotation transfer mechanism portion, identical with the situation of the 1st embodiment from operation ring 11 to the transmission of the rotating force of zoom circle 52, in this waterproof case, barrel 51 in waterproof case, and is driven rotation with the state support of cantilever (sheet is held Chi).
According to the waterproof case of the 10A of rotation transfer mechanism portion that has used this variation, owing to only need to use one group of bolster 14, sleeve 15 and rubber rollers 16 to get final product, therefore, it is simple that structure becomes, simultaneously, the diameter of the lens barrel accommodation tube 2Aa of portion of waterproof case diminishes, can miniaturization.In addition, by using above-mentioned rubber rollers 16B, the holding of camera, promptly barrel 51 is more prone to insert the lens barrel accommodation tube 2Aa of portion.
Then, utilize Figure 10 ~ Figure 12 that the waterproof case of the 2nd embodiment of the present invention is described.
Figure 10 is the exploded perspective view (still, operation ring not shown) of lens barrel accommodation tube portion (comprising rotation transfer mechanism portion) of the waterproof case of present embodiment.Figure 11 is the sectional view of Figure 10, represents the section along optical axis of above-mentioned lens barrel accommodation tube portion.Figure 12 is the sectional view of Figure 11, represent above-mentioned barrel accommodation tube portion with section light shaft positive cross.
The waterproof case of present embodiment is identical with the waterproof case 1 of the 1st embodiment, holds camera lens list reflex camera with waterproof state, and can photograph, reproduce in that water is medium.In the waterproof case of present embodiment, different with respect to waterproof case 1 by the structure of operating the rotation transfer mechanism portion 40 that encircles 52 rotations of 11 driving zoom circles, and other structure is identical with the 1st embodiment.To these identical structure members, give same numeral, below only different parts is described.
As shown in figure 10, in the lens barrel accommodation tube 2Ba of portion of the waterproof case of present embodiment, dispose and be used to operate the rotation transfer mechanism portion 40 that zoom circle 52 rotates, the zoom circle 52 of barrel 51 is positioned at its inner circumference portion.And, shown in Figure 10,11, on the lens barrel accommodation tube 2Ba of portion, be provided with successively: waterproof O shape annular groove 2m from lens barrel holder one side; Outer circumference portion 2Bha with ladder poor (path side) formation as outer circle wall; And then, with the outer circumference portion 2Bhb of ladder poor (path side) formation; And C shape annular groove 2n.Be provided with 3 peristome 2p on outer circumference portion 2Bha, 3 peristome 2p are along running through inside and outside hole on the position of excircle 3 five equilibriums, in the two ends inner circumferential side of each peristome along optical axis O direction, are provided with 2 couples of axle support holes 2q that face mutually.
On the other hand, shown in Figure 10,11, rotation transfer mechanism portion 40 has: a pair of bolster 44, and it is by 3 groups of parts that constitute, and parallel with optical axis O (thereby, parallel with the rotation axis of zoom circle 52 and operation ring 11); A pair of pulley 45, it is as rotation transmission part, and rotation embeds on this bolster 44 freely; Rubber strip 46; Back-up ring 49; Also have in addition: the tubular operation ring 11 identical with the rotation transfer mechanism portion 10 among the 1st embodiment; Thrust ring 12, it is used to limit the thrust position of operation ring 11; C shape ring 13; And as the O shape of waterproof portion ring 20,21,22 and waterproof seal 23.
Shown in Figure 11,12, a pair of pulley 45 runs through the inner circumference portion of rubber strip 46, the rubber strip 46 that is under this state inserts among 3 peristome 2p of the lens barrel accommodation tube 2Ba of portion, and run through the bolster of support holes 2q 44 and rotate and freely embed in the pulley 45 by making, rubber strip 46 is subjected to tension force and is supported with the state that can freely rotate.
And, identical with the situation of rotation transfer mechanism portion 10, on the O shape annular groove 2m of the lens barrel accommodation tube 2Ba of portion, insert O shape ring 20 respectively, inserting O shape ring 21 on the outer circumference portion 2Bha, on outer circumference portion 2Bhb, inserting O shape ring 22.In addition, waterproof seal 23 is installed, makes peristome 2p keep the watertight state with respect to the outside at the leading section inner periphery of operating ring 11.In addition, identical with the situation of rotation transfer mechanism portion 10, operation ring 11 also is restricted along moving of optical axis O direction front and back.
Zoom operation state to the barrel that camera is contained in the situation in the waterproof case with said structure describes.
Under the above-mentioned state that holds camera, when operation ring 11 when any one direction of the T1 of Figure 12 is rotated operation, this rotating force is passed to rubber strip 46 via the inner peripheral surface 11a of operation ring 11 by friction, rubber strip 46 rotates and moves along the T2 direction.By moving of this rubber strip 46, friction passes to zoom circle 52, thereby drives zoom circle 52 along rotating with the rightabout T3 direction of T1 direction.As mentioned above, when the rotation of operation ring 11 passed to zoom circle 52, the phtographic lens 55 of barrel was just advanced and retreat and is moved to each zoom position, carries out zoom.
Waterproof case according to present embodiment, identical with the situation of the 1st embodiment, by the outside operation ring 11 is carried out rotating operation from this shell, just can pass through rotation transfer mechanism portion 40, the zoom circle 52 of the barrel that holds camera is not rotated with dallying, can carry out zoom reliably, and the structure of rotation transfer mechanism portion 40 is also very simple.Particularly, under the situation of present embodiment since rubber strip 46 as rotation transmission part, so can be effectively and transmit rotating force swimmingly.
In addition, operation ring 11 and rubber strip 46 are configured in the lens barrel accommodation tube 2a of portion under the rotatable state that moves peristome 2i inside and outside, inner circumference portion by being configured in operation ring 11 and the outer circumference portion 2Bha of the lens barrel accommodation tube 2Ba of portion, O shape ring 20,21,22 and the waterproof seal 23 between the 2Bhb just can keep the watertight state reliably.
And operation ring among above-mentioned the 1st embodiment and the 2nd embodiment and rotation transfer mechanism parts are to be used to operate the parts that the zoom circle rotates.But, being not limited in this, aforesaid operations ring and rotation transfer mechanism parts equally also can be with acting on the parts that operation focusing circle rotates.
Represent the 3rd embodiment of the present invention from Figure 13 to Figure 18, Figure 13 is the stereoscopic figure of expression waterproof case.Figure 14 is the sectional view that Figure 13 of the waterproof case structure under the state of camera has been held in expression.Figure 15 launches the part of the structure of barrel accommodation section the exploded perspective view of expression along optical axis direction.Figure 16 launches another part of the structure of barrel accommodation section the exploded perspective view of expression along optical axis direction.Figure 17 is the sectional view that Figure 13 of the structure of encircling rotating mechanism is operated in expression.Figure 18 is the stereographic map of the structure of expression operation ring rotating mechanism.
At first, with reference to Figure 14, the summary structure that is contained in the camera 131 in the waterproof case is described.
This camera 131 for example is len changeable single-lens reflex type digital camera, and towards the place ahead the outstanding barrel 132 that is provided with.
This barrel 132 is parts of the not shown phtographic lens of maintenance, and it has: zoom circle 133, and it is used to regulate the focal length of this phtographic lens as the operation ring; Focusing circle 134, it is used to regulate the focal position of this phtographic lens as the operation ring.These zoom circles 133 and focusing circle 134 for example are equipped with operation in its outer circumferential sides and use rubber ring, at the outer circumference surface of this rubber ring, equally spaced are provided with a plurality of grooves, so that the user can easily carry out rotating operation.In addition, in the bottom surface of camera 131, be provided with the tripod screw hole 135 that is used to install tripod.And then, at the back side of camera 131, being provided with display screen 136, display screen 136 is used to find a view (framing) when photography, or is used for showing the image of taking the photograph after photography, or is used to show the various information relevant with camera.And,, be provided with the flashlight bracker (strobe shoe) 137 that the external flashing lamp is installed dismantledly on the top of camera 131.
Secondly, with reference to Figure 13 and Figure 14, the structure of the waterproof case 101 that is used to hold such camera 131 is described.
On fore shell 102, be provided with: various functional units such as release lever 115, it is used for from the outside just can carrying out pressing operation to the not shown release-push that is arranged on the above-mentioned camera 131; External flashing lamp bracket 116, the underwater flashlight of irradiating illumination light when it is used to be installed in photography.
And then fore shell 102 is the outstanding barrel accommodation section 106 that is used to hold camera 131 barrels 132 that is provided with towards the place ahead.This barrel accommodation section 106 has: cylindrical portion 107, and its roughly cylindrical shape, and be integral outstanding the setting with above-mentioned fore shell 102; Protection shroud ring 108 screws integratedly on this cylindrical portion 107; O shape ring 109, it is inserted in this cylindrical portion 107 and protects between the shroud ring 108, to be used to keep the watertightness between them.Carve in the front of above-mentioned cylindrical portion 107 respectively and be provided with internal thread 107a, carve in the rear end side of above-mentioned protection shroud ring 108 and to be provided with external thread 108a, by between them, sandwiching above-mentioned O shape ring 109 and they being screwed, just can watertight ground and cylindrical portion 107 is installed integratedly and protects shroud ring 108.
Outer circumferential sides in above-mentioned cylindrical portion 107, by O shape ring 142,143 as the 1st waterproof portion, watertight and rotation are equipped with operation ring 141 as hereinafter described freely, in addition, be used to prevent that these operation ring 141 back-up rings that get loose 144 are entrenched in cylindrical portion 107 from the front of this operation ring 141.
Under wide-angle (wide) state, the front end of above-mentioned barrel 132 that comprises 1 group of lens etc. is in the position shown in the solid line among Figure 14, but under (tele) state of dolly-out,ing dolly-back, this leading section will reach the position of representing as the double dot dash line among Figure 14.Thereby above-mentioned protection shroud ring 108 constitutes the shape that can hold the barrel 132 from above-mentioned wide-angle state to all states of the state of looking in the distance.And then protection shroud ring 108 face side within it is equipped with light-blocking member 114, and thus, it can play the effect as the lens protective cover that cuts off unwanted outer light.This protection shroud ring 108 constitutes, and in the wide-angle state that the solid line of Figure 14 is represented, as shown in the figure, it can play a role especially effectively as lens protective cover.
On the front inner peripheral surface of above-mentioned protection shroud ring 108, be formed with end difference 108c, on this end difference 108c, front glass 111 be installed by O shape ring 112.On the front outer circumference surface of protection shroud ring 108, also carve and be provided with external thread 108b, on the other hand, carve in the inner circumferential side of back-up ring 113 and to be provided with internal thread 113a.And, by front side from front glass 111, the internal thread 113a of back-up ring 113 is screwed on the external thread 108b of protection shroud ring 108, and front glass 111 and O shape ring 112 are fixed on the end difference 108c, thereby have guaranteed the watertightness of the front side of barrel accommodation section 106.
Bottom surface side in fore shell 102 is provided with tripod screw 117, and by the tripod of tripod screw 117 with camera 131 screwed with screw 135, this camera 131 can be fixed on the fore shell 102.
In addition, in the top front side and back cover in fore shell 102, outstanding reinforcement 118 and the reinforcement 119 of being provided with, when being received in this waterproof case 101 and each significant points in the waterproof case 101 of these camera 131 butts, be provided with butt rubber 121 the front end of these reinforcements 118,119 and with camera 131.By making these butt rubber 121 and camera 131 butts, just can in waterproof case 101, carry out 3 dimension location with above-mentioned tripod screw 117 to this camera 131.
In the rear side of back cover 103, be provided with picture magnifier 122 integratedly, this picture magnifier 122 is used to amplify the display screen 136 of view camera 131 rear side.And,,, the screen internal Protection cover 123 that surrounds this picture magnifier 122 and have light-proofness is installed by Screw 124 in the inner face side of back cover 103.Thereby, the influence that just can both alleviate outer light, and can enlargedly, clearly observe display screen 136.
One end of line synchro 125 is connected on the above-mentioned flashlight bracker 137 of camera 131.The other end of this line synchro 125 is connected on the said external flashlight bracker 116 that is arranged at waterproof case 101.Thus,, then when being set at the flashlamp light-emitting mode, discharge synchronously, carry out the luminous of underwater flashlight with the shutter that is undertaken by the operation of release lever 115 if underwater flashlight is installed on the external flashing lamp bracket 116.
Below, with reference to Figure 15 and Figure 17, the operation ring rotating mechanism that the outside from waterproof case 101 is used for rotating the zoom circle 133 of camera 131 describes.
On above-mentioned cylindrical portion 107, except above-mentioned internal thread 107a, also be formed with: through hole 107b, it is for along the circumferential direction having the circumferential apertures of specified length; Circlip groove 107c, it is the circumferential groove that is used for chimeric above-mentioned back-up ring 144.In addition, at the base end side of cylindrical portion 107, be formed with end difference 107d, when operation ring 141 was entrenched on the cylindrical portion 107, this end difference 107d played a role as register pin.
Aforesaid operations ring 141 is the ring components that rotate the short cylinder shape on the outer circumferential sides that is entrenched in cylindrical portion 107 freely, circumference is formed with 2 O shape annular groove 141a, 141b within it, and O shape annular groove 141a, 141b are the circumferential grooves that is used for installing respectively above-mentioned O shape ring 142,143.When this operation ring 141 was entrenched on the excircle of cylindrical portion 107, these O shape annular grooves 141a, 141b were arranged on the position that can sandwich above-mentioned through hole 107b on the optical axis direction.
This operation ring 141 is under the state that the base end side end face is connected on the above-mentioned end difference 107d, by above-mentioned back-up ring 144 is entrenched among the circlip groove 107c, this operation ring 141 can along the circumferential direction be gone up freely and rotate under by the state of this end difference 107d and back-up ring 144 clampings.
And then, in the outer circumferential sides of this operation ring 141, give prominence to and be provided with boss 141c, in the inside of this boss 141c, be provided with axis hole 141e.And in the end of this boss 141c, the register pin that is formed with as the location division embeds breach 141d.
Be arranged among the axis hole 141e on the boss 141c of such operation ring 141, be assembled with: as the crimping pin 145 of welded part; Register pin 146 as the location division; O shape ring 147 as the 2nd waterproof portion; Packing ring 148; Volute spring 149 as force application part; E shape ring 150; Butt rubber 151 as welded part.
Above-mentioned crimping pin 145 has: axial region 145a, and it is entrenched in to variable bit among the above-mentioned axis hole 141e vertically; Head 145b, it is arranged on the upper end side of this axial region 145a integratedly, and available finger etc. carries out rotating operation.On the head 145b of crimping pin 145, be formed with the register pin embedded hole 145c that is used for embedding integratedly above-mentioned register pin 146.Herein, register pin 146 embeds above-mentioned register pin and embeds among the breach 141d corresponding to the axial position of this crimping pin 145, allows the displacement of the axial location of this crimping pin 145.In addition, on the axial region 145a of crimping pin 145, be formed with: O shape annular groove 145d, it is the circumferential groove that is used to install above-mentioned O shape ring 147; E shape annular groove 145e, it is used for chimeric above-mentioned E shape ring 150; Coming off prevents groove 145f, and it is used to prevent that above-mentioned butt rubber 151 from coming off.
The front of above-mentioned crimping pin 145 is outstanding to the inner circumferential side of aforesaid operations ring 141, on this outshot, is equipped with in the following order: above-mentioned packing ring 148, above-mentioned volute spring 149, above-mentioned E shape ring 150, above-mentioned butt rubber 151.
Above-mentioned volute spring 149 is clamped between above-mentioned packing ring 148 and the E shape ring 150, becomes compressed state, and all the time above-mentioned crimping pin 145 is applied acting force towards above-mentioned zoom circle 133.
In addition, on above-mentioned butt rubber 151, be provided with the axis hole 151a that is used to be pressed into above-mentioned crimping pin 145 leading sections, in this axis hole 151a, be provided with the medial flange 151b of the usefulness that prevents to come off.This medial flange 151b just can prevent that by preventing that with coming off of above-mentioned crimping pin 145 groove 145f from engaging this butt rubber 151 from coming off from crimping pin 145.
Secondly, to the operation ring rotating mechanism by such waterproof case 101, the effect when making zoom circle 133 rotations of camera 131 describes.
Above-mentioned crimping pin 145 constitutes, and corresponding to axial turned position, axially has diverse location.That is, be connected at above-mentioned register pin 146 under the state of upper surface 141f of boss 141c, the butt rubber 151 of the front end of this crimping pin 145 is in and (leaves the position) on the position of leaving zoom circle 133 (with reference to Figure 17).
When the user planned to carry out the operation of zoom circle 133, available finger etc. made crimping pin 145 rotate around axis.And, make register pin 146 and register pin embed the position consistency of breach 141d around axis.So register pin 146 just can stick into register pin and embed among the breach 141d, and by means of the acting force of the volute spring 149 that is in compressive state, crimping pin 145 is along the private side displacement of axis direction to barrel accommodation section 106.And, when the butt rubber 151 of front end is crimped on the zoom circle 133, just stop (crimping position) (with reference to Figure 14).At this moment, register pin 146 just is in the position that sticks among the register pin embedding breach 141d.
Under this state, by the user operation ring 141 is rotated along the excircle of barrel accommodation section 106, zoom circle 133 just can rotate around the optical axis of barrel 132.
And, has such structure herein, by means of stiction that produce by the acting force of volute spring 149, between butt rubber 151 and the zoom circle 133, zoom circle 133 is rotated, but also can have such structure, except that the elastic force of volute spring 149, on one side can also push crimping pin 145 by the user, Yi Bian make its rotation.At this moment, can reduce the strength of volute spring 149, therefore can utilize the spring of common strength, compare with the situation of utilizing special purpose spring, can cutting down cost.
After if operation ring 141 and then zoom circle 133 turn to the position of expectation, the user pinches the head 145b of pressure contact plug 145 etc. with finger, register pin 146 is risen to till the position that does not snap in register pin embedding breach 141d.And, under the state that promotes, this crimping pin 145 is swayed, register pin 146 is connected on the upper surface 141f of boss 141c.Thus, return to as shown in figure 17 the position of leaving.
According to the 3rd such embodiment, owing to it constitutes butt rubber 151 is connected on the zoom circle 133, and zoom circle 133 is rotated, therefore compare, reliably the operating operation ring with the conventional example of utilizing magnetic force.
In addition, because the user by rotating operation ring 141, can carry out the rotation of zoom circle 133, therefore, become the zoom circle 133 that makes camera 131 and self rotate the identical operations form, operability is unified, uses easily.
In addition, make register pin 146 snap in the operation that register pin embeds breach 141d, and register pin 146 is embedded the operation that breach 141d mentions from register pin, can in air, carry out.That is, can before enter in the water, frogman etc. in advance register pin 146 be snapped in register pin and embed among the breach 141d, after can from water, coming up, register pin 146 is embedded breach 141d from register pin to be promoted, therefore, the frogman needn't carry out the operation of trouble in water, only needs rotating operation ring 141, just can carry out zoom action to desired locations, therefore, its operability is good, uses easily.
In addition, leave the position owing to crimping pin 145 can be remained on, therefore, have the camera 131 of barrel 132, with respect to the fore shell 102 of waterproof case 101, dismantle easily and install, operation becomes very convenient.
Figure 19 represents the 4th embodiment of the present invention, and Figure 19 is the sectional view of the structure of expression operation ring rotating mechanism.In the 4th embodiment, for the identical part of above-mentioned the 3rd embodiment, give same numeral, omit its explanation, only main difference is described.
In above-mentioned the 3rd embodiment, by means of spring 149, crimping pin 145 be subjected to all the time to the direction of zoom circle 133 butts on acting force, but in the 4th embodiment, crimping pin 155 as welded part, by means of spring 149, be subjected to the acting force on the direction of leaving zoom circle 133 all the time.
That is, crimping pin 155 has: axial region 155a, and its mode with displacement vertically is entrenched among the above-mentioned axis hole 141e; Head 155b, it is arranged on the upper end side of this axial region 155a integratedly, and can carry out pressing operation with finger etc.The upper surface 155c of the head 155b of crimping pin 155 forms concave surface, so that carry out pressing operation easily with finger etc.In addition, on the axial region 155a of crimping pin 155, be formed with: O shape annular groove 155d, it is the circumferential groove that is used to install O shape ring 147; E shape annular groove 155e, it is used for chimeric E shape ring 150; Coming off prevents groove 155f, and it is used to prevent that the butt rubber 156 as welded part from coming off.
Above-mentioned butt rubber 156 is provided with the axis hole 156a that is used to be pressed into above-mentioned crimping pin 155 leading sections, in this axis hole 156a, is provided with and is used to prevent the medial flange 156b that comes off.This medial flange 156b prevents that by preventing that with coming off of above-mentioned crimping pin 155 groove 155f from engaging this butt rubber 156 from coming off from crimping pin 155.
In addition, on the boss 141c of present embodiment, register pin is not set embeds breach 141d, replace register pin to embed breach 141d but be provided with spring insertion end difference 141f in upper end open portion side.And above-mentioned volute spring 149 is configured in spring and inserts in the end difference 141f to run through the state of crimping pin 155 axial region 155a.The lower end side of this volute spring 149 is inserted end difference 141f fastening by this spring, and its upper end side is crimped the lower surface fastening of the head 155b of pin 155, becomes compressed state.
Below, to the operation ring rotating mechanism by such waterproof case 1, the effect when the zoom circle 133 of camera 131 is rotated describes.
Under the state that does not apply external force, above-mentioned crimping pin 155 always is subjected to the acting force on the direction of leaving zoom circle 133 by volute spring 149.Thereby under this state, the butt rubber 156 of crimping pin 155 front ends is in the position (leaving the position) of leaving zoom circle 133.
At this moment, if the user overcomes the acting force of volute spring 149, wait with finger and to push crimping pin 155, crimping pin 155 is just vertically to the private side displacement of barrel accommodation section 106.And, when the butt rubber 156 crimping zoom circles 133 of front end, stop displacement (crimping position).
Under this state, the user makes operation ring 141 rotate along the excircle of barrel accommodation section 106 when pushing this crimping pin 155, and then zoom circle 133 rotates around the optical axis of barrel 132.
And, in said structure, when zoom circle 133 is rotated, the operation that must push crimping pin 155.But, be not limited in this, also can be provided for keeping butt rubber 156 to be connected to the fastening mechanism of the state on the zoom circle 133.In the case,,, butt rubber 156 is connected on the zoom circle 133, then in water,, just can carries out zoom operation as long as operation ring 141 itself is rotated by fastening mechanism if before in entering water.In addition, remove the fastening of fastening mechanism, also can after from water, going out, carry out again, therefore, also can carry out the operation in the water simply.
In addition, because in water, hydraulic pressure also will be applied on the crimping pin 155 certainly, therefore, to above-mentioned volute spring 149, also can consider to use and has the spring that can overcome the acting force that is applied to the hydraulic pressure on this crimping pin 155.
Perhaps, in contrast, in the depth of water more than regulation, if adopt such structure: make by the strength that hydraulic pressure produced that is applied on the crimping pin 155 bigger than the acting force of volute spring 149, then in the depth of water more than regulation, the butt rubber 156 that is installed on the crimping pin 155 also can have the structure that can automatically be connected on the zoom circle 133.At this moment, also can constitute, under darker the 2nd depth of water of the afore mentioned rules depth of water, the user needn't push the upper surface 155c of crimping pin 155, only operation ring 141 is operated, and just can carry out zoom operation.That is, because the strength that hydraulic pressure produces is directly proportional with sectional area perpendicular to the axle of axis hole 141e, therefore, as long as axis hole 141e and crimping pin 155 are designed to be able to obtain the strength of necessity.When adopting such structure, in air, crimping pin 155 leaves zoom circle 133 automatically by means of the acting force of volute spring 149, and in the time of in arrival is stipulated with the water of headwater depth, crimping pin 155 just automatically is connected on the zoom circle 133 by means of hydraulic pressure.
According to the 4th such embodiment,,, also can reach roughly the same effect with above-mentioned the 3rd embodiment so that it leaves zoom circle 133 all the time by to crimping pin 155 application of forces.In addition, compare, reduced amount of parts, can reduce cost with the 3rd embodiment.
In addition, in the 4th embodiment,, also dismantle easily and install the fore shell 102 of camera with barrel 132.
And, in the various embodiments described above, the example that makes zoom circle 133 rotations that encircle as operation is illustrated, but is not limited in this, by same mechanism, focusing circle 134 is rotated.
In addition, as camera, above-named is digital camera, but is not limited in this, can be widely used in the equipment that possesses the barrel that is provided with operation ring, for example, certainly is applied in the video camera etc.
And the present invention is not limited in the foregoing description, in the scope that does not break away from inventive concept, certainly does all distortion and application.
The present invention is applicable to very and can holds in the waterproof case with barrel equipment that this barrel has the operation ring.
Although represented and introduced the preferred embodiments of the present invention, be understandable that, under the situation that does not break away from spirit of the present invention, can carry out various variations and change to its form or details at an easy rate.Therefore, the present invention be not limited to described and shown in definite form, but cover all changes may fall within the scope of the appended claims.
Claims (11)
1. waterproof case, it holds the camera with barrel, it is characterized in that,
Have:
Barrel accommodation tube portion, the part that it holds described barrel has the outside and the inner through hole that connect described waterproof case;
Tubular operation ring, it is supported on the excircle of described barrel accommodation tube portion, and the swivel becket of the described barrel that holds in order to make rotates, and is arranged to surround the excircle of this swivel becket, and can rotates;
Transferring elements, it combines with described swivel becket, so that the rotation of described operation ring passes to described swivel becket by the hole on the outer circle wall that is arranged on described barrel accommodation tube portion;
Waterproof part, it is arranged between the inner periphery of the outside of described barrel accommodation tube portion and described operation ring, so that carry out the inside of described barrel accommodation tube portion and the waterproof between the outside.
2. waterproof case as claimed in claim 1,
Described waterproof part has a pair of waterproof part, and this a pair of waterproof part is configured to, and clips described hole along the length direction of described barrel accommodation tube portion.
3. waterproof case as claimed in claim 1,
Described transferring elements is rotatable parts, and is configured in the described hole, with described swivel becket and described operation loop contacts and rotation.
4. waterproof case as claimed in claim 1,
Described transferring elements is arranged on the described operation ring, contacts described swivel becket, and rotates with described operation ring.
5. waterproof case, it holds the camera with barrel, it is characterized in that,
Have:
Barrel accommodation tube portion, it holds the part of described barrel;
Tubular operation ring, it is supported on the excircle of described barrel accommodation tube portion, and the swivel becket of the described barrel that holds in order to make rotates, and has the rotation axis parallel with the rotation axis of this swivel becket, and can rotate;
Rotation transmission part, it can be arranged in the hole on the outer circle wall of being located at described barrel accommodation tube portion rotationally, and it is parallel with the rotation axis of the rotation axis of described operation ring and described swivel becket, itself and the excircle of described swivel becket and the inner periphery butt of described operation ring pass to described swivel becket with the rotation of described operation ring;
Waterproof part, it is arranged between the inner periphery of the outside of described barrel accommodation tube portion and described operation ring, so that carry out the inside of described barrel accommodation tube portion and the waterproof between the outside.
6. waterproof case as claimed in claim 5 is characterized in that,
Described rotation transmission part is made of rubber components cylindraceous.
7. waterproof case as claimed in claim 5 is characterized in that,
Described rotation transmission part is made of 1 cylinder-like part and two pulleys of constituting with rubber components, inner periphery with described two described 1 cylinder-like parts of pulley bearing, described 1 cylinder-like part rotates around described two pulleys, by the excircle of described 1 cylinder-like part, described swivel becket is rotated.
8. a waterproof case can hold the equipment with barrel, and this barrel has the operation ring, it is characterized in that,
Have:
The barrel accommodation section, it is the accommodation section that is used to hold described barrel, with the corresponding position of operation ring that is in the barrel that holds in the state, be formed with along the through hole of the direction of operating of this operation ring;
Ring component, it is provided in the excircle of described barrel accommodation section rotationally;
Welded part, it is provided in the described ring component, can obtain by described through hole and with the crimping position of described operation ring butt and the position of leaving of leaving this operation ring;
The 1st waterproof part, it is provided between described barrel accommodation section and the described ring component, is used for anti-sealing and invades in the described waterproof case from described through hole;
The 2nd waterproof part, it is provided between described welded part and the described ring component, is used for anti-sealing and invades in the described waterproof case from described through hole.
9. waterproof case as claimed in claim 8 is characterized in that,
Also have:
Force application part, it is provided between described ring component and the described welded part, all the time this welded part is applied acting force on the direction that makes itself and described operation ring butt.
10. waterproof case as claimed in claim 9 is characterized in that,
Also have:
Positioning element, it is used to make described welded part to be positioned at described crimping position and the described either party who leaves the position.
11. waterproof case as claimed in claim 8 is characterized in that,
Also have:
Force application part, it is provided between described ring component and the described welded part, and all the time this welded part is applied away from the acting force on the direction of described operation ring.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-347227 | 2004-11-30 | ||
| JP2004347227 | 2004-11-30 | ||
| JP2004347227A JP2006154518A (en) | 2004-11-30 | 2004-11-30 | Waterproof housing |
| JP2005-010887 | 2005-01-18 | ||
| JP2005010887 | 2005-01-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1782854A CN1782854A (en) | 2006-06-07 |
| CN100421026C true CN100421026C (en) | 2008-09-24 |
Family
ID=36632889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101261936A Expired - Fee Related CN100421026C (en) | 2004-11-30 | 2005-11-30 | Water proof casing |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2006154518A (en) |
| CN (1) | CN100421026C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7929847B2 (en) | 2008-06-18 | 2011-04-19 | Sanwa Technologies Limited | User-configurable waterproof camera case |
| CN102692790A (en) * | 2012-05-09 | 2012-09-26 | 福兴达科技实业（深圳）有限公司 | Pick-up device rotating for underwater shoot |
| CN102736366B (en) * | 2012-06-21 | 2015-06-24 | 深圳一电科技有限公司 | Waterproof shell for camera and image pickup device |
| WO2017054175A1 (en) * | 2015-09-30 | 2017-04-06 | 陈萦丰 | Waterproof device for mobile phone |
| US10372018B2 (en) | 2017-04-10 | 2019-08-06 | Datalogic Usa, Inc. | Imager with lens focusing unit |
| CN110955006A (en) * | 2019-12-18 | 2020-04-03 | 湖北航天技术研究院总体设计所 | Light beam emission lens cone protective cover |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2331370A1 (en) * | 1973-06-20 | 1975-01-16 | Decker Elektromaschinenbau | Drinking glass washing machine for bars - has single combined washing and rinsing compartment |
| US4281837A (en) * | 1978-10-24 | 1981-08-04 | Olympus Optical Co., Ltd. | Water tight seal structure for camera |
| JPS62137297A (en) * | 1985-12-10 | 1987-06-20 | Kaiyo Kagaku Gijutsu Center | Watertight rotation transmitting device |
| JPH06347677A (en) * | 1993-06-10 | 1994-12-22 | Nikon Corp | Sealing structure for telescope focusing mechanism |
| JPH07199316A (en) * | 1993-12-28 | 1995-08-04 | Canon Inc | Camera |
| JPH1010395A (en) * | 1996-06-19 | 1998-01-16 | Minolta Co Ltd | Lens barrel |
| US5822622A (en) * | 1996-10-18 | 1998-10-13 | Inoue; Akihide | Water-proof lens port with externally operable ring and water-proof camera case incorporating same |
| US6532338B1 (en) * | 1978-04-23 | 2003-03-11 | Canon Kabushiki Kaisha | Picture image recording device |
-
2004
- 2004-11-30 JP JP2004347227A patent/JP2006154518A/en active Pending
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2005
- 2005-11-30 CN CNB2005101261936A patent/CN100421026C/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2331370A1 (en) * | 1973-06-20 | 1975-01-16 | Decker Elektromaschinenbau | Drinking glass washing machine for bars - has single combined washing and rinsing compartment |
| US6532338B1 (en) * | 1978-04-23 | 2003-03-11 | Canon Kabushiki Kaisha | Picture image recording device |
| US4281837A (en) * | 1978-10-24 | 1981-08-04 | Olympus Optical Co., Ltd. | Water tight seal structure for camera |
| JPS62137297A (en) * | 1985-12-10 | 1987-06-20 | Kaiyo Kagaku Gijutsu Center | Watertight rotation transmitting device |
| JPH06347677A (en) * | 1993-06-10 | 1994-12-22 | Nikon Corp | Sealing structure for telescope focusing mechanism |
| JPH07199316A (en) * | 1993-12-28 | 1995-08-04 | Canon Inc | Camera |
| JPH1010395A (en) * | 1996-06-19 | 1998-01-16 | Minolta Co Ltd | Lens barrel |
| US5822622A (en) * | 1996-10-18 | 1998-10-13 | Inoue; Akihide | Water-proof lens port with externally operable ring and water-proof camera case incorporating same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006154518A (en) | 2006-06-15 |
| CN1782854A (en) | 2006-06-07 |
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