CN201402375Y

CN201402375Y - Mechanical watch with two tourbillons

Info

Publication number: CN201402375Y
Application number: CN2009200960528U
Authority: CN
Inventors: 曹维峰
Original assignee: Tianjin Seagull Watch Group Co Ltd
Current assignee: Tianjin Seagull Watch Group Co Ltd
Priority date: 2009-03-26
Filing date: 2009-03-26
Publication date: 2010-02-10
Anticipated expiration: 2019-03-26

Abstract

The utility model discloses a mechanical watch with two tourbillons. The mechanical watch comprises a winding unit, a driving unit, a display unit, a setting unit, a transmission unit, a differentialgear unit, and a tourbillon unit, wherein the mechanical watch is divided into an upper layer and a lower layer relative to the reference of a cover plate connected with a main plate; the winding unit, the driving unit, the setting unit and the driving section of the display unit are arranged on the lower layer; the tourbillon unit, the transmission unit and the display section of the display unitare arranged on the upper layer; and the upper layer and the lower layer of the mechanical watch are connected as a whole through the differential gear unit. The mechanical watch has the advantages that: two serially-connected driving wheels on barrel and two identical horizontal coaxial tourbillons are arranged on the upper layer and the lower layer and are connected with each other through a differential system with a jewel bearing; the size of the two driving wheels on barrel are maximized to obtain the maximal driving moment and spring length so as to provide energy to a balance spring system while prolonging the time keeping length. In addition, the size of a balance wheel is maximized so as to increase the moment of inertia, thereby enhancing the time-keeping accuracy.

Description

The mechanical watch that has two top flywheels

Technical field

The utility model relates to a kind of mechanical watch that has two top flywheels, particularly relates to a kind of mechanical watch with former moving system and gear train and top flywheel layering setting.

Background technology

So-called top flywheel is a kind of device that reduces isochronal error in the mechanical watch, this apparatus features is that balance and hair spring system and escapement are placed in the framework, in self-operating, can also rotate, thereby reduce to greatest extent because the clock and watch site error that terrestrial gravitation caused has improved timekeeping performance with framework.The device that the axis of balance and hair spring system is overlapped with the rotation of framework (referenced patent " wrist-watch coaxial-type rotation escapement the speed adjusting gear "-patent No.: LZ200720096902.5) call " coaxial-type top flywheel " wherein; The device that is commonly referred to " CARUSO " (with reference to EP patent publication No. 846987) that both axis are not overlapped calls " centering type top flywheel ".

At present, a kind of wrist-watch that two top flywheels is positioned over simultaneously a movement has appearred in the top flywheel wrist-watch.The characteristics of this top flywheel wrist-watch are that the driving system in the movement passes to two top flywheels by the differential gear train that train especially wherein is provided with respectively with energy, and the velocity of rotation of two top flywheels flows to indication mechanism by the differential gear train that is provided with in the train after average again and correctly shows the time, the advantage of this type of top flywheel wrist-watch is walking time error and can reducing after average through differential gear train of two top flywheels, thereby can better reduce because the clock and watch site error that terrestrial gravitation caused has improved timekeeping performance.

Design feature according to two top flywheels, the problem that should be noted that is: at first, according to the characteristic of the differential attachment of mechanical principle introduction is that it not only can decompose motion but also can resultant motion, therefore utilize it thereby former moving system, demonstration system, power train well can be connected together with two top flywheels and form complete movement, but the shortcoming that it exists is that efficiency ratio is lower, and just energy consuming ratio is more; Secondly, the maximum drive moment that two top flywheels need former moving system to provide will be far longer than and drive the needed maximum moment of single top flywheel, this has just determined the clockwork spring thickness of driving wheel on barrel inside under the certain situation of movement size to increase could to make the maximum moment of its output to satisfy the requirement that drives two top flywheels, and the drawback of bringing is that clockwork spring length reduces and makes that length shortened when wrist-watch was walked.

The disclosed pair of top flywheel wrist-watch as: publication number is the CH patent of 694833A5, and disclosed is that driving wheel on barrel drives differential system by train and drives two top flywheels rotations; And the CH patent of publication number 697523B1, be that single top flywheel drive chain-driving system that two covers are complete drives train driving top flywheel, by passing to display system again behind two driving wheel on barrels of differential system connection, these two driving wheel on barrels are relatively independent top flywheels that drive respectively in the chain separately, and just their speed of putting string is subjected to the control of differential system.More than two patents all satisfy the design feature of aforementioned pair of top flywheel, their driving-chain all is in the same plane space, making that thereby very difficult increasing of driving wheel on barrel overcomes this shortcoming when increasing moment minimizing length in layout, all is that direct contact friction makes original structure with regard to big energy-consuming produce more resistance in addition between their differential system inner body.

The CN patent of publication number 1950759A is that top flywheel and gear train are installed on the rotating disc, and the former moving system that drives the top flywheel be set at rotating disc below.Though this structure is in top flywheel and driving wheel on barrel two-layer unaffected each other up and down respectively, driving wheel on barrel can be strengthened so that increase moment when long as far as possible, but the enforcement of this patent is also around the axis revolution of movement when two top flywheels are arranged on rotation on the rotating disc, total is exactly a big planetary mechanism, its shortcoming is to drive this mechanism will consume more input torque, and its pin system of dialling need be by driving that whole rotating disk mechanism comprises that top flywheel and gear train just can make hour wheel and minute wheel fast rotational and when driving, thereby minute hand rotates the adjustment time, and its shortcoming is that the load that is driven when dialling pin too heavily needs to expend too many moment.

Summary of the invention

Technical problem to be solved in the utility model is the shortcoming that overcomes prior art, provides a kind of simple in structure, good manufacturability, the mechanical watch of two top flywheels of being convenient to process.

The technical scheme that the utility model adopted is: a kind of mechanical watch that has two top flywheels comprises bar system, former moving system, demonstration system, group pin system, train, differential gear train and 2 cover top flywheels systems; Described mechanical watch is a benchmark with the cover plate that bottom plate connects, and is divided into upper and lower two-layer; Describedly go up bar system, former moving system, dial pin system and show that the drive division of system is arranged on lower floor, the display part that described top flywheel system, power train and demonstration are is arranged on the upper strata; The upper and lower two-layer of described mechanical watch connected as a whole by differential gear train.

Described former moving system comprises with showing system: first driving wheel on barrel, second driving wheel on barrel, second axle, a tooth axle, are taken turns sheet, first centre pinion, the first centre wheel sheet, idle wheel, second centre wheel, first minute wheel, second minute wheel, back gear sheet, are striden tooth axle, hour wheel, minute hand, hour hands; Described first driving wheel on barrel and tooth axle engagement; A described tooth axle and one is taken turns the sheet engagement; The square opening that described second axle is taken turns sheet by square projection and is suitable, and passes through screw retention; Described second driving wheel on barrel is arranged on the bar clamping plate, and meshes with first centre pinion; Described first centre pinion and the first centre wheel sheet pressing are one; Described pipe core and middle clamp plate pressing are one, and are arranged at the center of bottom plate; Described second centre wheel and the coaxial setting of pipe core; Described first centre wheel sheet and idle wheel engagement; Described idle wheel and the engagement of second centre wheel; Described first minute wheel is an one with the concentric frictional fit of first centre pinion; Described second minute wheel is suitable by the square projection of the square groove and first minute wheel; Described second minute wheel and the engagement of back gear sheet; Described minute hand is arranged on second minute wheel; Described back gear sheet with stride the tooth axial compression and be integrated, stride tooth axle and hour wheel and mesh; Described hour hands are arranged on the hour wheel; Described differential gear train comprises: second centre wheel, the 3rd centre wheel, planet tooth axle, planetary gear sheet, centre frame, the 4th centre wheel, the 5th centre pinion, the 5th centre wheel sheet; Described second centre wheel is suitable by the square opening of square projection and the 3rd centre wheel; The center of described centre frame is provided with jewel bearing, and with the coaxial setting of second centre wheel; Described planet tooth axle and the engagement of the 3rd centre wheel; Described planet tooth axle and the pressing of planetary gear sheet are one, and are arranged on the jewel bearing of centre frame; Described the 4th centre wheel and centre frame are one by screw retention, and turn clockwise; Described the 5th centre pinion and the coaxial setting of pipe core; Described planetary gear sheet and the engagement of the 5th centre pinion; Described the 5th centre wheel sheet and the 5th centre pinion pressing are one, and turn clockwise; The ratio of gear of described the 4th centre wheel and the 5th centre wheel sheet is 1: 1, and rotational speed is identical with direction, and velocity of rotation is to rotate a circle in per 1 hour; Described top flywheel is that C comprises: the 4th centre wheel, first third wheel, second third wheel, the 3rd are crossed tooth axle, the 3rd setting pinion, second pinion, second wheel sheet, escape wheel; Described the 4th centre wheel is crossed the engagement of tooth axle with first third wheel, second third wheel, the 3rd successively, and the described the 3rd to cross the tooth axle be one with the 3rd setting pinion pressing, and described the 3rd setting pinion and second pinion mesh; Described top flywheel and second pinion are fixed as one, and per minute rotates a circle clockwise, described second wheel sheet by screw retention on clamping plate, described escape wheel and the engagement of second wheel sheet, and under the drive of top flywheel, turn clockwise, and drive the escapement speed adjusting gear normal operation of top flywheel C around the second wheel sheet; Described group of pin system comprises: first minute wheel, second minute wheel, back gear sheet, stride tooth axle, hour wheel, minute hand, hour hands, arbor, castle wheel, transmission wheel, first motion work setting wheel, second motion work setting wheel; Described arbor is suitable by the square opening of square tenon and castle wheel, described castle wheel and transmission wheel engagement, and described transmission wheel meshes with first motion work setting wheel, second motion work setting wheel successively, drives first minute wheel and turns clockwise; Described second minute wheel is suitable by the square projection of the square opening and first minute wheel, and turns clockwise; Described minute hand is arranged on second minute wheel; Described second minute wheel and the engagement of back gear sheet; Described back gear sheet with stride the tooth axial compression and be integrated, stride the engagement of tooth axle and hour wheel, the drive hour wheel turns clockwise, the rotational speed of described second minute wheel is 12 times of hour wheel.

The ratio of gear that described first driving wheel on barrel, second driving wheel on barrel and are taken turns sheet is 1: 1: 1; The ratio of gear of the described first centre wheel sheet b and second centre wheel is 1: 1, and rotational speed is identical with direction; The rotational speed of described second minute wheel is 12 times of hour wheel.

Described top flywheel is two coaxial-types, two centering types or a coaxial and centering type composition.

Described top flywheel is the upper strata that horizontal symmetrical is arranged on cover plate.

Described top flywheel is vertical symmetry, 45 degree diagonal line symmetries or the upper strata that is symmetricly set on cover plate with 135 degree diagonal line forms.

Described top flywheel system is arranged on an angle of 90 degrees position in four quadrants on upper strata of cover plate.

Described top flywheel system is arranged on 120 degree positions, angle in four zones on upper strata of cover plate.

The beneficial effects of the utility model are: owing to adopt the former moving system of two series connection driving wheel on barrels, and be divided into former moving system and two top flywheels and the train that drives them two-layer up and down, thereby the balance and hair spring system energy that makes the size of two driving wheel on barrels to amplify as much as possible to obtain maximum driving moment and the longest clockwork spring length to offer two top flywheels is kept its unattenuated vibration, length when also having prolonged the walking of this movement simultaneously.

The utility model adopts two identical coaxial-type top flywheels, it is that big more its moment of inertia of radial dimension according to timing principle escapement will increase thereupon that their escapement size is strengthened the available benefit in back, the timekeeping performance that has improved wrist-watch makes it walk more accurate, can also be set at a plurality of according to the needs in when design, thereby increase the application of this embodiment.

The utility model adopts and be provided with jewel bearing in differential system, and then overcomes this shortcoming of big energy-consuming that differential attachment self exists.

Transmission wheel of the present utility model is to be set at lower floor, the time, divide to show that train is set at the upper strata, and what be responsible for to connect them is first minute wheel, it is connected with groove by square projection with the concentric frictional fit of first centre wheel and with second minute wheel, first minute wheel and first centre wheel are in disengaged position and drive second minute wheel simultaneously and rotate synchronously when dialling pin, so that group pin is the load that driven is light, this is simple in structure, easy to process, can satisfy the needs of two tourbillon movement structures.

Description of drawings

Fig. 1 is the block scheme of the utility model main transmission;

Fig. 2 is provided with the floor map of the main transmission train of embodiment for two top flywheel horizontal symmetrical of the present utility model;

Fig. 3 is the axial synoptic diagram of main transmission train of the present utility model;

Fig. 4 is bar system and the floor map of dialling pin system of going up of the present utility model;

Fig. 5 is bar system and the axial synoptic diagram of dialling pin system gone up of the present utility model;

Fig. 6 is provided with the floor map of the main transmission train of embodiment for two top flywheel vertical symmetry of the present utility model;

Fig. 7 is symmetrical arranged the floor map of the main transmission train of embodiment with 45 degree diagonal line for two top flywheels of the present utility model;

Fig. 8 is symmetrical arranged the floor map of the main transmission train of embodiment with 135 degree diagonal line for two top flywheels of the present utility model;

Fig. 9 is arranged on the floor map of the main transmission train of first quartile embodiment with an angle of 90 degrees position for two top flywheels of the present utility model;

Figure 10 is arranged on the floor map of the main transmission train of the second quadrant embodiment with an angle of 90 degrees position for two top flywheels of the present utility model;

Figure 11 is arranged on the floor map of the main transmission train of third quadrant embodiment with an angle of 90 degrees position for two top flywheels of the present utility model;

Figure 12 is arranged on the floor map of the main transmission train of four-quadrant embodiment with an angle of 90 degrees position for two top flywheels of the present utility model;

Figure 13 is arranged on the floor map of the main transmission train of upper half embodiment with 120 degree positions, angle for two top flywheels of the present utility model;

Figure 14 is arranged on the floor map of the main transmission train of bottom half embodiment with 120 degree positions, angle for two top flywheels of the present utility model;

Figure 15 is arranged on the floor map of the main transmission train of left half-court embodiment with 120 degree positions, angle for two top flywheels of the present utility model;

Figure 16 is arranged on the floor map of the main transmission train of right half-court embodiment with 120 degree positions, angle for two top flywheels of the present utility model.

Among the figure:

1a: the first driving wheel on barrel 1b: article one axle 2a: the second driving wheel on barrel 2b: second axle

The tooth axle was taken turns sheet 5a at 4: one in 3: one: first centre pinion

5b: the first centre wheel sheet 6: 8: the three centre wheels of 7: the second centre wheels of idle wheel

9a: planet tooth axle 9b: planetary gear sheet 10: 11: the four centre wheels of centre frame

12a: the 5th centre pinion 12b: 14: the second third wheels of 13: the first third wheels of the 5th centre wheel sheet

15a: the 3rd crosses tooth axle 15b: the 3rd setting pinion 16: second pinion 17: second wheel sheet

18: 20: the second minute wheel 21a of 19: the first minute wheels of escape wheel: back gear sheet

21b: stride tooth axle 22: hour wheel 23: minute hand 24: hour hands

25: arbor 26: castle wheel 27: 28: the first motion work setting wheels of transmission wheel

Motion work setting wheel 30 in 29: the second: upright wheel 31: forwinding wheel 32: go up the bar ratchet

33: bottom plate 34: middle clamp plate 35: pipe core 36: the bar clamping plate

38: the second third wheel 39a of 37: the first third wheels: the 3rd crosses tooth axle 39b: the 3rd setting pinion

40: second pinion 41: second wheel sheet 42: escape wheel 43: cover plate

Embodiment

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:

As shown in Figure 1, main transmission section of the present utility model has comprised that the basis is that A, transition are that B and two top flywheels are C and four ingredients of D.Wherein, the basis is that A has comprised former moving system and shown system; Transition is that B has comprised train and differential gear train; Two top flywheels are that C and D have comprised train and top flywheel.The required energy of escapement speed regulating system in the top flywheel that the utility model comprised system is that former moving system among the A provides by the basis, this former moving system is made of the driving wheel on barrel of two series connection, it is B through transition after energy is A output from the basis, and inputing to two top flywheels respectively is C and D.Two top flywheels are that C and D obtain after the energy that the basis is the A input, drive the rotation of top flywheel by train, thereby make the escapement speed regulating system system in the top flywheel run well, the rotational speed of two top flywheels is that a definite value per minute rotates a circle, and by transition be differential gear train in the B the rotational speed of two top flywheels average after, the train that passes to the basis and be among the A drives to show to be the accurate demonstration time, it should be noted that the top flywheel is that C and top flywheel are that train among the D is identical, and two top flywheels can adopt two coaxial-type top flywheels, can also adopt each one on two centering type top flywheels or centering type top flywheel and coaxial-type top flywheel, present embodiment preferably adopts the setting of two coaxial-type top flywheel horizontal symmetrical.

As shown in Figure 1, the utility model has the mechanical watch of two top flywheels, comprises bar system, former moving system, demonstration system, group pin system, train, differential gear train and 2 cover top flywheels systems; Described mechanical watch is a benchmark with the cover plate 43 that bottom plate connects, and is divided into upper and lower two-layer; Describedly go up bar system, former moving system, dial pin system and show that the drive division of system is arranged on lower floor, the display part that described top flywheel system, power train and demonstration are is arranged on the upper strata; The upper and lower two-layer of described mechanical watch well connected as a whole by differential gear train.

Extremely shown in Figure 5 as Fig. 2, the former moving system of the utility model embodiment and demonstration pastern branch, comprising: the first driving wheel on barrel 1a, the second driving wheel on barrel 2a, second axle 2b, a tooth axle 3, are taken turns sheet 4, the first centre pinion 5a, the first centre wheel sheet 5b, idle wheel 6, second centre wheel 7, first minute wheel 19, second minute wheel 20, back gear sheet 21a, are striden tooth axle 21b, hour wheel 22, minute hand 23, hour hands 24; First barrel is connected with the second cassette in series, and described first driving wheel on barrel 1a and a tooth axle 3 engagements drive a tooth axle 3 and turn clockwise; A described tooth axle 3 and one is taken turns sheet 4 engagements, and drive one is taken turns sheet 4 and is rotated counterclockwise; The square opening that described second axle 2b takes turns sheet 4 by square projection and is suitable, and passes through screw retention; The ratio of gear that the described first driving wheel on barrel 1a, the second driving wheel on barrel 2a and take turns sheet 4 is 1: 1: 1; The described second driving wheel on barrel 2a is arranged on the bar clamping plate 36, and meshes with the first centre pinion 5a, drives the first centre pinion 5a and turns clockwise; The described first centre pinion 5a and the first centre wheel sheet 5b pressing are one; Described pipe core 35 is an one with middle clamp plate 34 pressings, and is arranged at the center of bottom plate 33; Described second centre wheel 7 and pipe core 35 coaxial settings; The described first centre wheel sheet 5b drives second centre wheel 7 by idle wheel 6 and turns clockwise; The ratio of gear of the described first centre wheel sheet 5b and second centre wheel 7 is 1: 1, and rotational speed is identical with direction; Described first minute wheel 19 is an one with the concentric frictional fit of the first centre pinion 5a, and turns clockwise; Described second minute wheel 20 is suitable by the square projection of the square groove and first minute wheel 19, and turns clockwise; Described second minute wheel 20 and back gear sheet 21a engagement drive back gear sheet 21a and are rotated counterclockwise; Described minute hand 23 is arranged on second minute wheel 20; Described back gear sheet 21a is an one with striding tooth axle 21b pressing, strides tooth axle 21b and hour wheel 22 engagements, drives hour wheel 22 and turns clockwise, and the rotational speed that it should be noted that second minute wheel 20 is 12 times of hour wheel 22; Described hour hands 24 are arranged on the hour wheel 22.Thereby adjust moment and prolong and overcome existing 2 separate single barrels when walking and distribute the defective that to adjust moment by differential attachment thereby two barrels are connected in series to replenish.

Extremely shown in Figure 5 as Fig. 2, the differential gear train part of the utility model embodiment comprises: second centre wheel 7, the 3rd centre wheel 8, planet tooth axle 9a, planetary gear sheet 9b, centre frame 10, the 4th centre wheel 11, the 5th centre pinion 12a, the 5th centre wheel sheet 12b; Described second centre wheel 7 and pipe core 35 coaxial settings; Described second centre wheel 7 is suitable by the square opening of square projection and the 3rd centre wheel 8, drives the 3rd centre wheel 8 and turns clockwise; Described the 4th centre wheel 11 is one with centre frame 10 by screw retention, and turns clockwise; The center of described centre frame 10 is provided with a large scale jewel bearing, and with the 7 coaxial settings of second centre wheel, the effect that it should be noted that this large scale jewel bearing be both controlled second centre wheel 7 radially with end play, reduced again and second centre wheel 7 between frictional resistance, and make the rotation of the 4th centre wheel more flexible; Described planet tooth axle 9a and the 3rd centre wheel 8 mesh, and turn clockwise around the 3rd centre wheel 8; Described planet tooth axle 9a and planetary gear sheet 9b pressing are one, and be arranged on the jewel bearing of centre frame 10, centre frame 10 has compressed whole differential gear train, the jewel bearing of jewel bearing axle on second centre wheel and supporting second minute wheel axially picks up the location with differential gear train, and it radially positions by pipe core; Described the 5th centre pinion 12a and pipe core 35 coaxial settings; Described planetary gear sheet 9b and the 5th centre pinion 12a engagement drive the 5th centre pinion 12a and turn clockwise; Described the 5th centre wheel sheet 12b and the 5th centre pinion 12a pressing are one, and turn clockwise; The ratio of gear of described the 4th centre wheel 11 and the 5th centre wheel sheet 12b is 1: 1, and rotational speed is identical with direction, and velocity of rotation is to rotate a circle in per 1 hour.

As shown in Figures 2 and 3, the top flywheel of the utility model embodiment is the C part, comprising: the 4th centre wheel 11, first third wheel 13, second third wheel the 14, the 3rd are crossed tooth axle 15a, the 3rd setting pinion 15b, second pinion 16, second wheel sheet 17, escape wheel 18; Described the 4th centre wheel 11 is by first third wheel 13 and second third wheel 14, driving the 3rd mistake tooth axle 15a is rotated counterclockwise, described the 3rd mistake tooth axle 15a and the 3rd setting pinion 15b pressing are one, described the 3rd setting pinion 15b and second pinion 16 engagements, driving second pinion 16 turns clockwise, described top flywheel and second pinion 16 are fixed as one, and per minute rotates a circle clockwise, described second wheel sheet 17 by screw retention on clamping plate, described

escape wheel

18 and 17 engagements of second wheel sheet, and under the drive of top flywheel, turn clockwise, and drive the escapement speed adjusting gear normal operation of top flywheel C around second wheel sheet 14.

As Fig. 2 and shown in Figure 5, the top flywheel of the utility model embodiment is the D part, comprising: the 5th centre wheel sheet 12b, first third wheel 37, second third wheel the 38, the 3rd are crossed tooth axle 39a, the 3rd setting pinion 39b, second pinion 40, second wheel sheet 41, escape wheel 42; Described the 5th centre wheel sheet 12b is by first third wheel 37 and second third wheel 38, drives the 3rd and crosses tooth axle 39a and be rotated counterclockwise, and it should be noted that for easy to process the setting of just first third wheel 13 and second third wheel 14 being overturn of first third wheel 37 and second third wheel 38; Described the 3rd mistake tooth axle 39a and the 3rd setting pinion 39b pressing are one, described the 3rd setting pinion 39b and second pinion 40 engagements, driving second pinion 40 turns clockwise, described top flywheel and second pinion 40 are fixed as one, and per minute rotates a circle clockwise, described second wheel sheet 41 by screw retention on clamping plate, described

escape wheel

42 and 41 engagements of second wheel sheet, and under the drive of top flywheel, turn clockwise around second wheel sheet 41, and the escapement speed adjusting gear that drives top flywheel D runs well, because two top flywheels are horizontally disposed with, corresponding escapement system also can enlarge, and is more accurate when making away.

The main transmission section course of work of the present utility model is described as follows:

Extremely shown in Figure 5 as Fig. 2, the first driving wheel on barrel 1a counterclockwise rotates, and drive a tooth axle 3 clockwise direction rotations and drive one simultaneously and take turns sheet 4 rotation counterclockwise, be fixed as one with second axle 2b because one takes turns sheet 4, therefore second axle 2b is rotated counterclockwise and drives the clockwork spring rolling-in gradually in the second driving wheel on barrel 2a, the second driving wheel on barrel 2a is rotated counterclockwise under the drive of clockwork spring, and drive first centre pinion 5a clockwise direction rotation and give the first centre wheel sheet 5b with NE BY ENERGY TRANSFER simultaneously, by idle wheel 6 NE BY ENERGY TRANSFER is given second centre wheel 7 and is driven the 3rd centre wheel 8 to turn clockwise.Under the drive of the 3rd centre wheel 8, the 3rd centre wheel 8 clockwise rotations that planetary gear 9 centers on and revolution, and drive the 4th centre wheel 11 simultaneously and the 5th centre wheel sheet 12b turns clockwise.The 4th centre wheel 11 drives first third wheel 13, second third wheel 14 and the 3rd third wheel 15 and gives second pinion 16 with NE BY ENERGY TRANSFER, because second pinion 16 is fixed together with top flywheel C, so top flywheel C has obtained to come from the speed rotation that the energy clockwise direction of the first driving wheel on barrel 1a that is cascaded and second driving wheel on barrel 2a conveying rotates a circle with per minute; The first centre wheel sheet 5b drives first third wheel 37 simultaneously, second third wheel 38 and the 3rd third wheel 39 are given second pinion 40 with NE BY ENERGY TRANSFER, because second pinion 40 is fixed together with top flywheel D, therefore top flywheel D has obtained to come from the speed rotation that the energy clockwise direction of the first driving wheel on barrel 1a that is cascaded and second driving wheel on barrel 2a conveying rotates a circle with per minute equally, it should be noted that the stored energy of the first driving wheel on barrel 1a that is cascaded and the second driving wheel on barrel 2a is to export to differential gear train and distribute to top flywheel C and top flywheel D with approximately equalised energy value by the second driving wheel on barrel 2a, make their escapement speed adjusting gears separately to run well, and rotate with the speed in one week of per minute.Top flywheel C and top flywheel D make the 4th centre wheel 11 and the 5th centre wheel sheet 12b turn clockwise with the speed in per 1 hour one week by train, and their speed is exported to the first centre pinion 5a after average through planet circular system and turned clockwise with the speed in per 1 hour one week and drive first minute wheel 19, because first minute wheel 19 and second minute wheel 20 rotate simultaneously, therefore the speed in 20 per 1 hour one weeks of second minute wheel turns clockwise, and second minute wheel 20 drives 23 instruction times of minute hands.Because the rotational speed of second minute wheel 20 is 12 times of hour wheel 22, hour wheel 22 turns clockwise with the speed in per 12 hours one weeks and drives 24 instruction times of hour hands.

As shown in Figure 4 and Figure 5, the bar pastern branch of going up of the present utility model can adopt existing structural design, cost-saved during production, last bar is to comprise: the first driving wheel on barrel 1a, article one axle 1b, the second driving wheel on barrel 2a, second axle 2b, a tooth axle 3, are taken turns sheet 4, arbor 25, castle wheel 26, upright wheel 30, forwinding wheel 31, are gone up bar ratchet 32; Described driving wheel on barrel 1a and a tooth axle 3 engagements drive a tooth axle 3 and turn clockwise; A described tooth axle 3 and one is taken turns sheet 4 engagements, and drive one is taken turns sheet 4 and is rotated counterclockwise; The square opening that described second axle 2b takes turns sheet 4 by square projection and is suitable, and passes through screw retention; The described second driving wheel on barrel 2a is arranged on the bar clamping plate 36, and meshes with the first centre pinion 5a, drives the first centre pinion 5a and turns clockwise; The ratio of gear that the described first driving wheel on barrel 1a, the second driving wheel on barrel 2a and take turns sheet 4 is 1: 1: 1, therefore, the first driving wheel on barrel 1a and the second driving wheel on barrel 2a are series connected double energy are exported to train, offer the vibrational system energy and keep its unattenuated vibration, and drive the next correct demonstration time of indicating mechanism.

As shown in Figure 4 and Figure 5, the bar pastern of going up of the present utility model divides the work process to be: the arbor 25 that turns clockwise, and drive castle wheel 26 and turn clockwise, make upright wheel 30 turn clockwise simultaneously; Under the drive of upright wheel 30, forwinding wheel 31 turns clockwise and makes that going up bar ratchet 32 is rotated counterclockwise; Because last ratchet 32 is fixed as one with article one axle 1b, therefore article one axle 1b is rotated counterclockwise and drives the clockwork spring rolling-in gradually in the first driving wheel on barrel 1a, the first driving wheel on barrel 1a is rotated counterclockwise under the drive of clockwork spring, and drive a tooth axle 3 clockwise direction rotations and drive one simultaneously and take turns sheet 4 rotation counterclockwise, be fixed as one with second axle 2b because one takes turns sheet 4, so second axle 2b is rotated counterclockwise and drives the clockwork spring rolling-in gradually in the second driving wheel on barrel 2a.

As shown in Figure 4 and Figure 5, of the present utility model group of pin pastern branch comprises: first minute wheel 19, second minute wheel 20, back gear sheet 21a, stride tooth axle 21b, hour wheel 22, minute hand 23, hour hands 24, arbor 25, castle wheel 26, transmission wheel 27, first motion work setting wheel 28, second motion work setting wheel 29; Described arbor 25 is suitable by the square opening of square tenon and castle wheel 26, described castle wheel 26 and transmission wheel 27 engagements, described transmission wheel 27 drives first minute wheel 19 by first motion work setting wheel 28 and second motion work setting wheel 29 and turns clockwise, described second minute wheel 20 is suitable by the square projection of the square opening and first minute wheel 19, and turns clockwise; Described minute hand 23 is arranged on second minute wheel 20; Described second minute wheel 20 and back gear sheet 21a engagement; Described back gear sheet 21a is an one with striding tooth axle 21b pressing, strides tooth axle 21b and hour wheel 22 engagements, drives hour wheel 22 and turns clockwise, and the rotational speed that it should be noted that second minute wheel 20 is 12 times of hour wheel 22.

As shown in Figure 4 and Figure 5, of the present utility model group of pin pastern divides the work process to be: the arbor 25 that turns clockwise make castle wheel 26 turn clockwise simultaneously, and drive transmission wheel 27 is rotated counterclockwise.Driving first minute wheel 19 by first motion work setting wheel 28 and second motion work setting wheel 29 turns clockwise, because second minute wheel 20 is suitable by the square projection of the square opening and first minute wheel 19, and turn clockwise, driving back gear sheet 21a is rotated counterclockwise and drives and stride tooth axle 21b and drive hour wheel 22 and turn clockwise, it should be noted that needing certain moment when dialling pin overcomes moment of friction between first minute wheel 19 and the first centre pinion 5a, make the minute wheel 19 of winning to rotate and not influence the normal rotation of the first centre pinion 5a separately, and the rotational speed of second minute wheel 20 is 12 times of hour wheel 22.

Extremely shown in Figure 8 as Fig. 6, be under the situation that does not change the utility model train, to being that the layout of the superstructure of boundary is adjusted with cover plate 43, still can realize the purpose of this utility model, with the setting of two top flywheel vertical symmetry, with 45 the degree diagonal line be symmetrical arranged or with 135 the degree diagonal line be symmetrical arranged; , two top flywheels can be arranged in four quadrants with an angle of 90 degrees position to shown in Figure 12 as Fig. 9; , two top flywheels can be arranged in four zones with 120 degree positions, angle to shown in Figure 16 as Figure 13.The setting of above top flywheel can effectively increase the space of movement, and the additional function of table can be set in idle space, as functions such as increase calendars, satisfies the pattern design of wrist-watch etc.

It is worthy of note; protection domain of the present utility model is not limited to above-mentioned instantiation mode; according to basic fundamental design of the present utility model; the top flywheel is first third wheel 13 among the C and second third wheel 14 and the top flywheel is the setting of can overturning of first third wheel 37 among the D and second third wheel 38; also can need not upset for the original paper setting; as long as those of ordinary skills need not through creative work, the embodiment that can associate all belongs to protection domain of the present utility model.

Claims

1. a mechanical watch that has two top flywheels comprises bar system, former moving system, demonstration system, group pin system, train, differential gear train and 2 cover top flywheels systems; It is characterized in that: described mechanical watch is a benchmark with the cover plate that bottom plate connects, and is divided into upper and lower two-layer; Describedly go up bar system, former moving system, dial pin system and show that the drive division of system is arranged on lower floor, the display part that described top flywheel system, power train and demonstration are is arranged on the upper strata; The upper and lower two-layer of described mechanical watch connected as a whole by differential gear train.

2. the mechanical watch that has two top flywheels according to claim 1 is characterized in that:

Described former moving system comprises with showing system: first driving wheel on barrel (1a), second driving wheel on barrel (2a), second axle (2b), a tooth axle (3), are taken turns sheet (4), first centre pinion (5a), the first centre wheel sheet (5b), idle wheel (6), second centre wheel (7), first minute wheel (19), second minute wheel (20), back gear sheet (21a), are striden tooth axle (21b), hour wheel (22), minute hand (23), hour hands (24); Described first driving wheel on barrel (1a) and a tooth axle (3) engagement; A described tooth axle (3) and one is taken turns sheet (4) engagement; The square opening that described second axle (2b) is taken turns sheet (4) by square projection and is suitable, and passes through screw retention; Described second driving wheel on barrel (2a) is arranged on the bar clamping plate (36), and meshes with first centre pinion (5a); Described first centre pinion (5a) is an one with first centre wheel sheet (5b) pressing; Described pipe core (35) is an one with middle clamp plate (34) pressing, and is arranged at the center of bottom plate (33); Described second centre wheel (7) and the coaxial setting of pipe core (35); Described first centre wheel sheet (5b) and idle wheel (6) engagement; Described idle wheel (6) and second centre wheel (7) engagement; Described first minute wheel (19) is an one with the concentric frictional fit of first centre pinion (5a); Described second minute wheel (20) is suitable by the square projection of square groove and first minute wheel (19); Described second minute wheel (20) and back gear sheet (21a) engagement; Described minute hand (23) is arranged on second minute wheel (20); Described back gear sheet (21a) is an one with striding tooth axle (21b) pressing, strides tooth axle (21b) and hour wheel (22) engagement; Described hour hands (24) are arranged on the hour wheel (22);

Described differential gear train comprises: second centre wheel (7), the 3rd centre wheel (8), planet tooth axle (9a), planetary gear sheet (9b), centre frame (10), the 4th centre wheel (11), the 5th centre pinion (12a), the 5th centre wheel sheet (12b); Described second centre wheel (7) is suitable by the square opening of square projection and the 3rd centre wheel (8); The center of described centre frame (10) is provided with jewel bearing, and with the coaxial setting of second centre wheel (7); Described planet tooth axle (9a) and the 3rd centre wheel (8) engagement; Described planet tooth axle (9a) is an one with planetary gear sheet (9b) pressing, and is arranged on the jewel bearing of centre frame (10); Described the 4th centre wheel (11) is one with centre frame (10) by screw retention, and turns clockwise; Described the 5th centre pinion (12a) and the coaxial setting of pipe core (35); Described planetary gear sheet (9b) and the 5th centre pinion (12a) engagement; Described the 5th centre wheel sheet (12b) is an one with the 5th centre pinion (12a) pressing, and turns clockwise; The ratio of gear of described the 4th centre wheel (11) and the 5th centre wheel sheet (12b) is 1: 1, and rotational speed is identical with direction, and velocity of rotation is to rotate a circle in per 1 hour;

Described top flywheel is that C comprises: the 4th centre wheel (11), first third wheel (13), second third wheel (14), the 3rd are crossed tooth axle (15a), the 3rd setting pinion (15b), second pinion (16), second wheel sheet (17), escape wheel (18); Described the 4th centre wheel (11) is crossed tooth axle (15a) engagement with first third wheel (13), second third wheel (14), the 3rd successively, described the 3rd mistake tooth axle (15a) is an one with the 3rd setting pinion (15b) pressing, described the 3rd setting pinion (15b) and second pinion (16) engagement; Described top flywheel and second pinion (16) are fixed as one, and per minute rotates a circle clockwise, described second wheel sheet (17) by screw retention on clamping plate, described escape wheel (18) and second wheel sheet (17) engagement, and under the drive of top flywheel, turn clockwise, and drive the escapement speed adjusting gear normal operation of top flywheel C around second wheel sheet (14);

Described group of pin system comprises: first minute wheel (19), second minute wheel (20), back gear sheet (21a), stride tooth axle (21b), hour wheel (22), minute hand (23), hour hands (24), arbor (25), castle wheel (26), transmission wheel (27), first motion work setting wheel (28), second motion work setting wheel (29); Described arbor (25) is suitable by the square opening of square tenon and castle wheel (26), described castle wheel (26) and transmission wheel (27) engagement, described transmission wheel (27) meshes with first motion work setting wheel (28), second motion work setting wheel (29) successively, drives first minute wheel (19) and turns clockwise; Described second minute wheel (20) is suitable by the square projection of square opening and first minute wheel (19), and turns clockwise; Described minute hand (23) is arranged on second minute wheel (20); Described second minute wheel (20) and back gear sheet (21a) engagement; Described back gear sheet (21a) is an one with striding tooth axle (21b) pressing, strides tooth axle (21b) and hour wheel (22) engagement, drives hour wheel (22) and turns clockwise, and the rotational speed of described second minute wheel (20) is 12 times of hour wheel (22).

3. the mechanical watch that has two top flywheels according to claim 1 is characterized in that: the ratio of gear that described first driving wheel on barrel (1a), second driving wheel on barrel (2a) and are taken turns sheet (4) is 1: 1: 1; The described first centre wheel sheet (5b) is 1: 1 with the ratio of gear of second centre wheel (7), and rotational speed is identical with direction; The rotational speed of described second minute wheel (20) is 12 times of hour wheel (22).

4. according to the described mechanical watch that has two top flywheels of the arbitrary claim of claim 1 to 3, it is characterized in that: described top flywheel is two coaxial-types, two centering types or a coaxial and centering type composition.

5. according to the described mechanical watch that has two top flywheels of the arbitrary claim of claim 4, it is characterized in that: described top flywheel is the upper strata that horizontal symmetrical is arranged on cover plate.

6. the mechanical watch that has two top flywheels according to claim 4 is characterized in that: described top flywheel is vertical symmetry, 45 degree diagonal line symmetries or the upper strata that is symmetricly set on cover plate with 135 degree diagonal line forms.

7. the mechanical watch that has two top flywheels according to claim 4 is characterized in that: described top flywheel system is arranged on an angle of 90 degrees position in four quadrants on upper strata of cover plate.

8. the mechanical watch that has two top flywheels according to claim 4 is characterized in that: described top flywheel system is arranged on 120 degree positions, angle in four zones on upper strata of cover plate.