CN2896318Y

CN2896318Y - Zoom and water-proof two-tube telescope

Info

Publication number: CN2896318Y
Application number: CN 200620113497
Authority: CN
Inventors: 李春茂
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-04-28
Filing date: 2006-04-28
Publication date: 2007-05-02
Anticipated expiration: 2016-04-28

Abstract

The utility model is a binocular telescope capable of magnifying and resist water which comprises two drawtube and base shaft; wherein the ends of the two drawtubes are respectively provided with an ocular stands and the joint part of the two ocular stands is provided with a synchronous belt wheel that is coaxial with the base axis; the two ocular stands are respectively arranged with an ocular module and the two ocular modules are respectively arranged with a magnifying unit; the magnifying unit and the synchronous belt wheel are respectively provided with a synchronous belt, so that the two synchronous belts and the two synchronous belt wheels form a transmission chain structure and apply the brake mutually. On the ocular stand, an eccentric cam is respectively arranged in the two external common tangents between the ocular module and the synchronous belt wheel, so as to press hard the corresponding synchronous belt and enable each synchronous belt to tightly combine with the corresponding magnifying unit, thereby attaining the objective of adjustment and compensation. In this mode, when a magnifying unit rotates, another magnifying unit can be synchronously driven to rotate more efficiently.

Description

The binoculars of variable times and waterproof

Technical field

The utility model is about binoculars, refers to a kind of binoculars of variable times and waterproof especially.

Background technology

Current binoculars are broadly divided into following three kinds:

One, generic central Focusable: it utilizes the center handwheel to regulate object lens or field lens, reaches the purpose of controlled observation distance, and utilizes monolateral eyepiece to come auxiliary adjustment, with the weak-eyed of compensation images of left and right eyes.This class telescope, can't use and preserve so do not possess functions such as waterproof and mildew-resistant for a long time owing to there is not sealing mechanism;

Two, fixed times water-proof type: itself and preceding a kind of basic structure are roughly the same, but have added the effectively sealing mechanism of waterproof, have solved the problem of using under poor environment, and shortcoming is to regulate the variation of enlargement ratio;

Three, common continuous zoom formula, its structure by the center focusing type realizes, its anamorphosis function is to drive by becoming times spanner, and rely on a steel band affecting left and right two groups of change times mechanisms of binoculars to rotate synchronously, with the purpose that realizes that multiplying power is amplified, dwindled, only, the telescope of this type usually because the foozle of structure and with about the difference of magnification problem of tube autonomous system, and do not possess water-proof function, can not under wet environment, work.

Therefore, how to design and both can keep the easy to use of first kind center focusing, functions such as the waterproof of second class and mildew-resistant, and the telescope that possesses the continuous zoom function of the 3rd class, simultaneously, effectively solve that left and right lens barrel is asynchronous when becoming times, difference of magnification, change times unit problem such as tension and water-tight when rotating, be the important topic that needs to be resolved hurrily at present in fact.

The utility model content

The utility model purpose is to provide a kind of binoculars of variable times and waterproof.

For achieving the above object, variable times and the binoculars of waterproof that the utility model provides, it comprises:

One right lens-barrel;

One right eyepiece mount is located at an end place of this right lens-barrel;

One right eyepiece module is located on this right side eyepiece mount;

The one right times unit that becomes, in build in this right side eyepiece module, and its inside has been provided with a plurality of changes times eyeglass in regular turn, and is provided with one in this eyepiece module outside, right side and becomes times bar synchronously, this becomes times bar synchronously can drive the respectively change of the relative position between this change times eyeglass;

One left lens barrel;

One left eyepiece mount is located at an end place of this left side lens barrel;

One left eyepiece module is located on this left side eyepiece mount;

One left side becomes times unit, in build in this left side eyepiece module, and its inside is provided with a plurality of changes times eyeglass in regular turn, and is provided with and can doubly takes turns with this synchronous change synchronously that becomes the synchronous rotation of times bar in this eyepiece module outside, left side, and this synchronous times wheel that becomes can drive the respectively change of the relative position between this change times eyeglass;

One standard shaft, its relative two sides articulate mutually with this right lens-barrel and this left side lens barrel respectively;

One synchronous belt wheel is located at the center that this left side eyepiece mount and this right side eyepiece mount are connected, and joins with this standard shaft and coaxial;

One first is with synchronously, is set in this right side and becomes on times unit and this synchronous pulley, rotates to become times bar synchronously with this;

One second band synchronously is set in this left side and becomes on times unit and this synchronous pulley, rotating with this synchronous pulley, and drives the synchronous change that this left side becomes times unit and doubly takes turns rotation.

Described binoculars also comprise:

One right avertence cardiac prominence wheel is located between two outside common tangents of this change times unit, right side and this synchronous pulley, and its outer peripheral edges combine with this first outside of being with synchronously in the face of this synchronous side that becomes the line of centres between times bar and this synchronous pulley;

One left avertence cardiac prominence is taken turns, and be located at this left side and become between two outside common tangents of times unit and this synchronous pulley, and its outer peripheral edges combines with this second outside of being with synchronously in the face of a side of the line of centres between this synchronous change times wheel and this synchronous pulley.

Described binoculars, wherein this left avertence cardiac prominence wheel also comprises:

One first fixed leg is installed on this left side eyepiece mount;

One first wheel rim, its centre is provided with a perforate, and the internal diameter of this perforate is greater than the external diameter of this first fixed leg, and is inserted in this first fixed leg;

And this right avertence cardiac prominence wheel comprises:

One second fixed leg is installed on this right side eyepiece mount;

One second wheel rim, its centre is provided with a perforate, and the internal diameter of this perforate is greater than the external diameter of this second fixed leg, and is inserted in this second fixed leg.

Described binoculars, wherein this synchronous pulley also comprises:

One superstructure combines versatilely with this second synchronous band; And

One lower floor's structure combines versatilely with this first synchronous band.

Described binoculars wherein should right side eyepiece mount and should become between times bar synchronously, and this left side eyepiece mount and should becoming synchronously doubly between the wheel, is respectively equipped with an O-ring seal.

Described binoculars, wherein should become times unit outside this right side eyepiece module in the right side, be provided with one and can become times gear of bar rotation synchronously with this, for this first be with synchronously sheathed, this left side becomes times unit outside this left side eyepiece module, and being provided with one can become the doubly gear of wheel rotation synchronously with this, for this second be with synchronously sheathed, then be provided with a plurality of grooves on the lateral surface of this synchronous pulley, for combining with this two gear.

Described binoculars, wherein this two wheel rim is made of ball bearing.

Described binoculars also comprise two gland bonnet versions, and this two seal cover board is installed in respectively on the corresponding eyepiece mount, and are coating corresponding synchronous change times bar, synchronous doubly wheel, offset cam and the synchronous band of becoming between eyepiece mount jointly.

Variable times and the binoculars of waterproof that the utility model provides, also comprise two lens barrels and a standard shaft, this two lens barrels, one end is respectively equipped with an eyepiece mount, this two eyepiece mounts connection is provided with the synchronous pulley coaxial with this standard shaft, be respectively equipped with an eyepiece module on this two eyepiece mount, be respectively equipped with one in this two eyepieces module and become times unit, respectively should become on times unit and this synchronous pulley, sheathed one be with synchronously respectively, to form a transmission link structure, and respectively between two outside common tangents between this eyepiece module and this synchronous pulley, be respectively equipped with an offset cam, the outer peripheral edges of this two offset cam are being faced a side that respectively should become the line of centres between times unit and this synchronous pulley, and the lateral surface with the synchronous band of just facing combines respectively.

By design of the present utility model, respectively to regulate running position and work well, sealing is reliable, can completely cut off aqueous vapor effectively, reaches purposes such as protection against the tide, waterproof and mildew-resistant, and still has the function of focus adjustable and multiplying power.

Description of drawings

Fig. 1 is the diagrammatic cross-section in the front of binoculars of the present utility model;

Fig. 2 is in the utility model, the diagrammatic cross-section of the side of these binoculars;

Fig. 3 is in the utility model, the structural representation of an embodiment;

Fig. 4 is the perspective view of Fig. 3.

Embodiment

For doing further understanding and understanding,, be described in detail as follows for the embodiment conjunction with figs. to the purpose of this utility model, shape, constructing apparatus feature and effect thereof:

See also Fig. 1 to shown in Figure 3, binoculars 20 include a right lens-barrel 30, one a left lens barrel 40 and a standard shaft 50, this two

lens barrel

30,40 is articulated with the corresponding side of this standard shaft 50 respectively, with along the upper and lower relatively rotation in the axle center of this standard shaft 50, and its optical system is made of objective lens module 21, water

chestnut mirror module

23 and 32,42 of eyepiece modules.See through objective lens module 21 from the extraneous light that receives; Throw, reflect and reflect this light (or claiming light path (OpticalPath)) supervisor via water chestnut mirror module 23; Seeing through

eyepiece module

32,42 again projects in operator's eye.On this standard shaft 50, be provided with a focusing wheel 2401 (or claiming to focalize wheel) and accommodation wheel 2402 (or claiming accommodation degree wheel) coaxial and that can rotate along the axle center of this standard shaft 50 in regular turn, be referred to as central adjusting mechanism 24, can be for focusing and diopter.This central authorities' adjusting mechanism 24 still comprises a threaded portion 2403 and two lifting driving stems 25, take turns between 2402 at this focusing wheel 2401 and accommodation 2403 of this threaded portions, and the end with this two liftings driving stem 25 joins respectively, the other end of this two liftings driving stem 25 passes through a respectively through hole 2404 of this

lens barrel

30,40 respectively, be connected support arm 26 more separately with one and join, this two connects support arm 26 and joins with the objective lens module 21 of this

lens barrel

30,40 respectively respectively.Take turns 2401 or accommodation when taking turns 2402 when rotating this focusing, this threaded portion 2403 can be along with this focusing wheel 2401 or accommodation wheel 2402 rotation synchronously, and drive this two liftings driving stem 25 and do elevating movement, so that respectively this objective lens module 21 can be according to the elevating movement that connects support arm 26, regulate the position of respectively forming object lens eyeglass 22 in it, reach the purpose of adjusting this parameter of optical system.In addition, this two

lens barrel

30,40 is respectively equipped with a connecting hole 27, can join with corresponding lifting driving stem 25 and objective lens module 21 after passing through connecting hole 27 for this connection support arm 26 respectively.These connecting holes 27 can utilize O-ring seal (or claim O RunddichtringO) to seal isolation, to solve the respectively Seal problem of these

lens barrel

30,40 inner chambers of 24 pairs of central adjusting mechanisms.

The binoculars of a kind of variable times and waterproof of the present utility model, see also Fig. 1 to shown in Figure 4, these right lens-barrel 30 1 ends are provided with a right eyepiece mount 31, and this right side eyepiece mount 31 is provided with a right eyepiece module 32, and this right side eyepiece module 32 comprises a right ocular unit 33 and a right times unit 35 that becomes.These left side lens barrel 40 1 ends are provided with a left eyepiece mount 41, and this left side eyepiece mount 41 is provided with a left eyepiece module 42, and this left side eyepiece module 42 comprises a left ocular unit 43 and a left side becomes times unit 45.Be respectively equipped with a plurality of eyepiece eyeglasses of arranging in

regular turn

34,44 in this two ocular unit 33,43.Be respectively equipped with a plurality of change times eyeglasses of arranging in regular turn 46 in this two changes times unit 35,45.This right side becomes 35 outsides, times unit and is provided with a synchronous times bar 37 that becomes, and these change 45 outsides, times unit, left side are provided with a synchronous change and doubly take turns 47.Should become times bar 37 synchronously can be operated, to regulate the relative position that this right side becomes respectively this change times eyeglass (times eyeglass of change as shown in Figure 2 46) in times unit 35, this synchronous change is doubly taken turns 47 and can be rotated synchronously with this synchronous times bar 37 that becomes, to regulate the relative position that this left side becomes respectively this change times eyeglass 46 in times unit 45, be used for adjusting amplification/reduction magnification.Respectively be provided with an O-ring seal 48 between this

eyepiece module

32,42 and the

eyepiece mount

31,41, in order to sealing respectively this

eyepiece module

32,42 and the slit of 31,41 of this eyepiece mounts respectively.

See also Fig. 3 and shown in Figure 4,31,41 of this two eyepiece mounts connect the center, are provided with a synchronous belt wheel 51, and this synchronous pulley 51 joins with standard shaft 50 1 ends and be coaxial.On this right side eyepiece mount 31, on this change times unit 35, right side and synchronous pulley 51, be arranged with and be with 60 synchronously with one first of these change times bar 37 rotations synchronously.On this left side eyepiece mount 41, on this change times unit 45, left side and synchronous pulley 51, be arranged with and be with 61 synchronously with one second of these synchronous pulley 51 rotations.This synchronous pulley 51 comprises a superstructure 52 and lower floor's structure 53, and this superstructure 52 and second is with 61 to combine synchronously, and this understructure 53 and first is with 60 to combine synchronously, with common formation can be mutually, a transmission link structure of equity braking.For fear of this two synchronously with 60,61 error in lengths the sync fail that may cause, on this right side eyepiece mount 31, become synchronously between two outside common tangents of times bar 37 and synchronous pulley 51 at this, be provided with a right avertence cardiac prominence and take turns 70.On this left side eyepiece mount 41, this synchronous change doubly take turns 47 and two outside common tangents of synchronous pulley 51 between, be provided with left avertence cardiac prominence wheel 80.Respectively this is with 60,61 synchronously to be used for packing respectively, and respectively this is with 60,61 synchronously closely with this synchronous pulley 51 and should become times bar 37 synchronously or change is synchronously doubly taken turns 47 and combined in order, reaches the purpose of adjusting compensation, and rotates synchronously efficiently.

See also shown in Figure 3ly, respectively this is synchronously with 60,61 medial surface, becomes times bar 37 or change synchronously synchronously with this synchronous pulley 51 and this respectively and doubly takes turns 47 outer peripheral edges and combine.This first becomes synchronously relative two sides of 51 extensions of times bar 37 and synchronous pulley with 60 at this synchronously, wherein at the lateral surface of a side of adjacent this right avertence cardiac prominence wheel 70, is subjected to this right avertence cardiac prominence to take turns 70 outer peripheral edges and pushes, and this first is with 60 synchronously with packing; And this second synchronously with 61 this synchronous change doubly take turns 47 with relative two sides of 51 extensions of synchronous pulley, wherein at the lateral surface of a side of adjacent this left avertence cardiac prominence wheel 80, pushed by the outer peripheral edges of this left avertence cardiac prominence wheel 80, this second is with 61 synchronously with packing.

See also Fig. 3 and shown in Figure 4, respectively should become times unit 35,45 in its

eyepiece module

32,42 outsides, be respectively equipped with and can doubly take turns 47 gears 39,49 that rotate with this synchronous change times bar 37 or change synchronously, this two gear 39 and 49 has Z1 and Z2 groove respectively, and its groove number can be identical.On these synchronous pulley 51 lateral surfaces, radially be provided with Z3 groove 54 in regular turn along it.This upper and lower layer structure 52,53 has the groove 54 of equal number.So, the ratio of gear formula of this driving-chain is:

(Z1/Z3)*(Z3/Z2)＝1；

Make this two changes times unit 35,45 to adjust amplification/reduction magnification synchronously, reach the purpose of continuous zoom.This two is with on 60,61 medial surfaces synchronously, is provided with another

groove

62,63 of a plurality of equidistant arrangements.When this two when being with 60,61 to be set in respectively on this change times unit 35,45 and this synchronous pulley 51 respectively synchronously, respectively this groove 54 and this two gear 39,49 on this synchronous pulley 51, can be with respectively this be meshing with each other with another

groove

62,63 on 60,61 synchronously, with braking mutually stably, and can not slide by mistake.Moreover respectively this

eyepiece mount

31,41 and should synchronously become times bar 37 or change is synchronously doubly taken turns 47 is respectively equipped with an O-ring seal 48 (as shown in Figure 2), with sealing respectively this

eyepiece module

32,42 with should become times bar 37 or synchronous change synchronously and doubly took turns 47 slit.

See also Fig. 1,3 and shown in Figure 4, when this becomes synchronously times bar 37 and rotates, can drive this and first be with 60 to rotate synchronously, to drive this synchronous pulley 51 rotations; When these synchronous pulley 51 rotations, can drive second and be with 61 to rotate synchronously, doubly take turns 47 rotations to drive this synchronous change.Should become synchronously times bar 37 and doubly take turns 47 with change synchronously, can be by this two synchronously with 60,61 mutual rotation, and regulate the relative position that respectively should become times eyeglass 46 on a 50-50 basis, reach exactly the purpose of conversion multiplying power synchronously.

See also shown in Figure 3ly, this right avertence cardiac prominence wheel 70 is made of one first wheel rim 71 and one first fixed leg 73, and this left avertence cardiac prominence wheel 80 is made of one second wheel rim 81 and one second fixed leg 83.This two

fixed leg

73,83 is installed in respectively on its eyepiece mount 31,41.These two wheel rims, 71,81 centre have a perforate 72,82 respectively, and respectively the internal diameter of this perforate 72,82 is greater than the external diameter of this

fixed leg

73,83 respectively.Respectively this wheel rim 71,81 sees through its perforate 72,82, can be set on the

fixed leg

73,83, and restricted ground parallel displacement on this

fixed leg

73,83 respectively movably.When the outer rim extruding of this wheel rim 71,81 respectively during synchronously with 61,62 lateral surface, respectively this wheel rim 71,81 also relatively is limited its position, make the respectively medial surface of the perforate 72,82 of this wheel rim 71,81, near synchronously with 61,62 position, be resisted against on the fixed leg 73,83.When arbitrary when being with 61,62 to rotate synchronously, by this synchronously with 61,62 wheel rims that limited 71,81, can along with this synchronously with 61,62 rotation, with axle center rotation along this

fixed leg

73,83, at this moment, respectively the inner edge of the perforate 72,82 of this wheel rim 71,81 and the position that this fixed

leg

73,83 touches mutually can rotate and corresponding the change with this wheel rim 71,81.These wheel rims 71,81 can be made of 74,84 of ball bearing, or combine with a ball bearing pedestal on being arranged on this

eyepiece mount

34,41 respectively, with the design by this ball bearing 74,84, have reduced the resistance when wheel rim 71,81 rotates significantly.

At this palpus special declaration, see also Fig. 1,2 and shown in Figure 3, each above-mentioned sealing circle 48, be to be installed in respectively in these binoculars 20, between wantonly two members that are together with each other, for example: the object lens trim ring of this objective lens module 21 and the object lens eyeglass of this objective lens module 21 22 reach respectively this

lens barrel

30,40, between this two liftings driving stem 25 and left lens barrel 40 and this right lens-barrel 30, become 31 of times bar 37 and right eyepiece mounts synchronously, this eyepiece module 32 respectively, 42 with its

eyepiece mount

31,41, and this eyepiece module 32, a fixed frame of 42 and eyepiece module 32, last appearance mirror eyeglass 34 of 42, between 44 etc., make between wantonly two members and can more closely combine together, and between each member, be coated with fluid sealant, avoid producing the space.And this two

eyepiece mount

31,41 joins with a seal cover board 28 respectively, coating respectively become synchronously that times bar 37 or change synchronously doubly take turns 47,

offset cam

70 or 80 and be with 61 or 62 etc. synchronously, to seal the space of 31,41 of this two seal cover board 28 and eyepiece mounts.

What this palpus special one was carried be, according to 10～22*50 binoculars that design concept of the present utility model manufactures, it is dipped in 1 meter deep water, soaks after 1 hour, take out again and when carrying out thermocycling, in the time of-20 ℃, do not have frosting in the mirror, and in the time of 50 ℃ in the mirror no water smoke condense, each is regulated running position and works well, seal also still reliable, can completely cut off aqueous vapor effectively, reach purposes such as protection against the tide, waterproof and mildew-resistant, and still have the function of focus adjustable and multiplying power.

Press, the above, it only is of the present utility model one best specific embodiment, only structural attitude of the present utility model is not limited thereto, anyly be familiar with the present technique personnel in the utility model field, can think easily and variation or modification, all can be encompassed in the claim scope of the utility model application.

Claims

1, a kind of binoculars of variable times and waterproof is characterized in that, comprising:

One right lens-barrel;

One right eyepiece mount is located at an end place of this right lens-barrel;

One right eyepiece module is located on this right side eyepiece mount;

The one right times unit that becomes, in build in this right side eyepiece module, and its inside has been provided with a plurality of changes times eyeglass in regular turn, and is provided with one in this eyepiece module outside, right side and becomes times bar synchronously, this becomes times bar synchronously and drives the relative position that respectively should become between times eyeglass and change;

One left lens barrel;

One left eyepiece module is located on this left side eyepiece mount;

One left side becomes times unit, in build in this left side eyepiece module, and its inside is provided with a plurality of changes times eyeglass in regular turn, and be provided with in this left side eyepiece module outside with should become synchronously that times bar rotates synchronously one become doubly wheel synchronously, this becomes doubly wheel synchronously and drives the relative position that respectively should become between times eyeglass and change;

2, binoculars as claimed in claim 1 is characterized in that, also comprise:

3, binoculars as claimed in claim 2 is characterized in that, wherein this left avertence cardiac prominence wheel also comprises:

One first fixed leg is installed on this left side eyepiece mount;

And this right avertence cardiac prominence wheel comprises:

One second fixed leg is installed on this right side eyepiece mount;

4, as claim 2 or 3 described binoculars, it is characterized in that wherein this synchronous pulley also comprises:

One superstructure combines versatilely with this second synchronous band; And

5, binoculars as claimed in claim 4 is characterized in that, wherein should right side eyepiece mount and should become between times bar synchronously, and this left side eyepiece mount and should becoming synchronously doubly between the wheel, be respectively equipped with an O-ring seal.

6, binoculars as claimed in claim 5, it is characterized in that, wherein should become times unit outside this right side eyepiece module in the right side, be provided with one and become synchronously times gear of bar rotation with this, first be with sheathedly synchronously for this, this left side becomes times unit outside this left side eyepiece module, be provided with the gear with this change synchronously times wheel rotation, second be with sheathedly synchronously for this, then be provided with a plurality of grooves on the lateral surface of this synchronous pulley, for combining with this two gear.

7, binoculars as claimed in claim 6 is characterized in that, wherein this two wheel rim is made of ball bearing.

8, binoculars as claimed in claim 7, it is characterized in that, also comprise two gland bonnet versions, this two seal cover board is installed in respectively on the corresponding eyepiece mount, and is coating corresponding synchronous change times bar, synchronous doubly wheel, offset cam and the synchronous band of becoming between eyepiece mount jointly.

9, a kind of binoculars of variable times and waterproof, it is characterized in that, comprise two lens barrels and a standard shaft, this two lens barrels, one end is respectively equipped with an eyepiece mount, this two eyepiece mounts connection is provided with the synchronous pulley coaxial with this standard shaft, be respectively equipped with an eyepiece module on this two eyepiece mount, be respectively equipped with one in this two eyepieces module and become times unit, respectively should become on times unit and this synchronous pulley, sheathed one be with synchronously respectively, to form a transmission link structure, and, be respectively equipped with an offset cam, the outer peripheral edges of this two offset cam respectively between two outside common tangents between this eyepiece module and this synchronous pulley, facing a side that respectively should become the line of centres between times unit and this synchronous pulley, the lateral surface with the synchronous band of just facing combines respectively.