CN106382340B - A kind of high-speed high-power coaxial speed reducer - Google Patents

A kind of high-speed high-power coaxial speed reducer Download PDF

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Publication number
CN106382340B
CN106382340B CN201610919639.9A CN201610919639A CN106382340B CN 106382340 B CN106382340 B CN 106382340B CN 201610919639 A CN201610919639 A CN 201610919639A CN 106382340 B CN106382340 B CN 106382340B
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planetary gear
positioning disk
babinet
input
welded
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CN106382340A (en
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张玉国
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张玉国
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H1/00Toothed gearings for conveying rotary motion
    • F16H1/28Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H1/32Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H57/021Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H57/023Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0412Cooling or heating; Control of temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/042Guidance of lubricant
    • F16H57/0421Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
    • F16H57/0424Lubricant guiding means in the wall of or integrated with the casing, e.g. grooves, channels, holes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H1/00Toothed gearings for conveying rotary motion
    • F16H1/28Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H1/32Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
    • F16H2001/327Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear with orbital gear sets comprising an internally toothed ring gear
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H2057/02086Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing

Abstract

The invention belongs to retarder technical fields, provide a kind of high-speed high-power coaxial speed reducer, including:Box baseplate is fixed with the front end babinet and rear end babinet of the connection that cooperates in box baseplate;Input shaft is rotatablely equipped on the babinet of front end, input shaft is equipped with sun gear, and front end babinet is equipped with ring gear, and ring gear is coaxially disposed with input shaft;Output function axis is rotatablely equipped on the babinet of rear end, input shaft is coaxially disposed with output function axis, and output function axis is fixedly connected with planetary gear positioning disk, planetary gear is rotatablely equipped on planetary gear positioning disk, and planetary gear engages connection with ring gear and sun gear.The present invention is when engineering site is constructed, and voluntarily after movement to site location, directly carries out correlated inputs output connection, the place for reducing construction equipment occupies, and realizes rapidly and efficiently succinct movement, has preferable economic advantages.

Description

A kind of high-speed high-power coaxial speed reducer
Technical field
The present invention relates to retarder technical fields, and in particular to a kind of high-speed high-power coaxial speed reducer.
Background technology
In the construction of shale gas Development Engineering, one kind is inflated with gas (carries out natural gas with self-produced or outer input clean energy resource Drilling well is developed), realize the requirement of economy and correlation engineering construction technology and environment friendly, with the integration of world economy A kind of and continuous improvement that people recognize environmental protection, it has also become the common recognition in the world.
In the construction of shale gas Development Engineering, the waterpower that shale gas reservoir geographical configuration crack generates filling is especially carried out In fracturing technology construction, the place for how reducing construction equipment occupies and rapidly and efficiently succinct movement, it has also become one carries One of the research direction of high Development Engineering construction economy.It is a kind of to be sent out using high speed turbofan in the construction of shale gas Development Engineering Motivation makees prime mover, and centre drives the vehicle-mounted movement power station of secondary generator group through slowing down, conforms exactly to the need of this trend It asks.
Currently, having in the existing mobile gas-fired station block combiner of shale gas exploitation configuration in China:6 connecting shaft modules and 2 A electronic control module, each connecting shaft modular power are 2MW, and weight 42318kg, each electronic control module quality is 24060kg, engineering When site operation, 6 tablet towed carrier vehicles and 2 heavy type transport vehicles are further needed exist for by equipment movement to construction ground, and by Large-scale crane, which is unloaded, puts arrangement, then carries out correlated inputs output connection.The occupied ground of existing construction equipment is big, and equipment Movement is extremely inconvenient.
Therefore, a kind of connecting shaft speed reducer of new high-speed high-power is developed, not only there is urgent researching value, it may have Good economic benefit and commercial application potentiality, where this power that exactly present invention is accomplished and basis.
Invention content
For the defects in the prior art, the present invention provides a kind of high-speed high-power coaxial speed reducer, is set with reducing construction Standby place occupies and rapidly and efficiently succinct movement.
High-speed high-power coaxial speed reducer provided by the invention, including:
Box baseplate is fixed with the front end babinet and rear end babinet of the connection that cooperates in the box baseplate;
Input shaft is rotatablely equipped with by bearing on the front end babinet, the input shaft is equipped with sun gear, before described Babinet is held to be equipped with ring gear, the ring gear is coaxially disposed with the input shaft;
Output function axis is rotatablely equipped with by bearing on the rear end babinet, the input shaft and output function axis are coaxial Setting, the output function axis are fixedly connected with planetary gear positioning disk, are rotatablely installed by bearing on the planetary gear positioning disk There are planetary gear, the planetary gear to engage connection with the ring gear and sun gear.
As an improvement the planetary gear positioning disk is coaxially disposed with the output function axis, the planetary gear positioning 4 groups of planetary gears are installed, planetary gear described in 4 groups is uniformly distributed around the axle center of the planetary gear positioning disk, described in every group on disk Planetary gear includes being arranged to take turns in left half wheel of planetary gear positioning disk both sides and right half, the gear teeth of left half wheel and right half wheel It corresponds.
As a further improvement, be fixed with output wheel disc on the output function axis, the output wheel disc with it is described Output function axis is coaxially disposed, and the planetary gear positioning disk is fixedly connected with output wheel disc by positioning disk fixation kit, described Positioning disk fixation kit includes bolt, stop nut and split pin, and the bolt passes through the planetary gear positioning disk and output wheel Disk, sliding sleeve is equipped with an axle sleeve on the bolt, and the length of the axle sleeve is more than the width of the planetary gear.
As a further improvement, the positioning disk fixation kit is equipped with 4,4 positioning disk fixation kits surround The axle center of the planetary gear positioning disk is uniformly distributed.
As a further improvement, the input shaft is rotatablely connected with the output function axis by bearing.
As a further improvement, the bearing, the output function axis between the input shaft and front end babinet and rear end Bearing, the input shaft between babinet and the bearing between output function axis are rolling bearing.
As a further improvement, the bearing between the planetary gear positioning disk and planetary gear is roller bearing, ball axis It holds or sliding bearing.
As a further improvement, the sliding bearing is the silver-plated sliding bearing of steel back.
As a further improvement, the front end babinet includes input side bottom plate, it is welded to connect on the input side bottom plate There are two input side gussets disposed in parallel, input side arc plate, the input side are welded and connected between the two input side gussets Arc plate is welded to connect with the input side bottom plate, and input end cap, two input sides are welded and connected on the input side arc plate It is respectively welded on gusset and is connected with lifting lug, lifting lug is welded and connected on the input end cap end face;
The rear end babinet includes outlet side bottom plate, and two outputs disposed in parallel are welded and connected on the outlet side bottom plate Side gusset is welded and connected with outlet side arc plate, the outlet side arc plate and the outlet side bottom between the two outlet side gussets Plate is welded to connect, and output end cap is welded and connected on the outlet side arc plate, connection is respectively welded on the two outlet side gussets There is lifting lug, lifting lug is welded and connected on the circumferential surface of the output end cap.
As a further improvement, the rear end babinet is equipped with babinet heat dissipation connecting line.
As shown from the above technical solution, high-speed high-power coaxial speed reducer provided by the invention, including box baseplate, front end Babinet, input shaft, rear end babinet, output function axis, planetary gear fix disk and planetary gear fixation kit, use the dress of assembly type With gang configuration, facilitate manufacture and working service.
High-speed high-power coaxial speed reducer provided by the invention, at runtime, the output from prime mover, by input shaft On sun wheel drive planetary gear, since planetary gear positioning disk upper planet wheel symmetrically positions distribution, and in fixed front end babinet Ring gear guiding under so that sun gear of the planetary gear on input shaft revolves round the sun, to make planetary gear position disc spins, It is integrated again by planetary gear positioning component and output function axis consolidation due to planetary gear positioning disk, i.e., planetary gear positioning disk revolves Turn, output function axis also transmit by the deceleration of planetary gear by output function axial two by synchronous rotary, the output from prime mover Grade generating set output.
High-speed high-power coaxial speed reducer provided by the invention, input shaft and output function axis and planetary gear positioning disk are same Axis is arranged, and bearing is also provided between input shaft and output function axis, ensures that input shaft is coaxially run with output function axis, 4 groups of rows Star-wheel is uniformly distributed around the axle center of planetary gear positioning disk so that uniform load is distributed, input shaft and the axis on output function axis It holds that support level is axial, radial force is cancelled out each other, pure torsion load is subjected only on bearing, greatly reduces the intensity requirement of component, So that equipment meets the powerful requirement of high rotating speed, and every group of planetary gear includes being arranged left the half of planetary gear positioning disk both sides Wheel and right half is taken turns, and is facilitated planetary gear to be fixedly mounted on planetary gear positioning disk, and save space, is conducive to uniform load point The gear teeth of cloth, left half wheel and right half wheel correspond so that left half wheel and right half wheel rotate synchronously.
Since output function axis is fixedly connected by exporting wheel disc with planetary gear positioning disk, it is connected firmly, ensures planetary gear Transmission effect.
It, can be unified to set of system with prime mover of input power since rear end babinet is equipped with babinet heat dissipation connecting line In radiate, it is ensured that installation dimension spatial position of the retarder in quick vehicle-mounted mobile system is controllable, oil temperature cooling heat dissipation.
The present invention be applied to shale gas exploitation land route movement condition vehicle-mounted gas turbofan power station its be configured to:2 companies The power of axis speed reducer module, each connecting shaft speed reducer module is 6MW, needs four board units, specially two 40t trailers With a 25t flat cars, when engineering site is constructed, voluntarily after movement to site location, correlated inputs output connection is directly carried out, is subtracted The place of Shaoshi construction equipment occupies, and realizes rapidly and efficiently succinct movement, and has fully considered the lifting lug setting of assembly position, has Help the realization of rapidly and efficiently succinct engineering construction economy.
(model is transmitted with a same power peculiar to vessel, rotating speed connection deceleration transmission:GSC350, the limited duty of Chongqing gear-box Appoint Products type selecting sample) for compare, (1) dimensional space, weights
GSC350 sizes:1130mm (length) × 1110mm (width) × 1025mm (height), weight 1600kg;
Speed reducer size provided by the invention:340mm (length) × 593mm (width) × 746mm (height), weight 223kg.
(2) GSC350 → input, output are parallel shaft arrangement, distance between axles:350mm;Speed reducer provided by the invention input, Output is that coaxial line is arranged.
There is larger difference both it can be seen from above (1).The vehicle mounted electric of one needs rapidly and efficiently succinct movement It stands, it is all than more sensitive to dimensional space, weight, and the two compares, this structure has larger advantage;It can be with by above (2) Find out, load is equal when speed reducer provided by the invention inputs, output can better meet vehicle-mounted power station to movement for coaxial line Weigh layout requirements.For realizing for the rapidly and efficiently vehicle-mounted power station of succinct movement, this structure has preferable economic advantages.
This structure has been taken into account and (the heat dissipation of the versatility of external connection on the basis of the geometrical body in considering to manufacture Interface both sides can be achieved);Meet manufacture, using functional requirement while, integrally contain symmetry, be conducive to shale gas and open The realization of rapidly and efficiently succinct movement vehicle-mounted power station, meets to dimensional space, weight, load equalization cloth needed for sending out in engineering construction The device configuration application field that office has higher requirements.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element Or part is generally identified by similar reference numeral.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention;
Fig. 2 is the structural schematic diagram of front end babinet in the present embodiment;
Fig. 3 is the structural schematic diagram of input shaft in the present embodiment;
Fig. 4 is the front view of input shaft in the present embodiment;
Fig. 5 is the component installation diagram on the babinet of front end in the present embodiment;
Fig. 6 is the structural schematic diagram of rear end babinet;
Fig. 7 is the structural schematic diagram of output function axis in the present embodiment;
Fig. 8 is the structural schematic diagram of planetary gear in the present embodiment;
Fig. 9 is the structural schematic diagram of planetary gear positioning disk in the present embodiment;
Figure 10 is the installation diagram of planetary gear and planetary gear positioning disk in the present embodiment;
Figure 11 is the component installation diagram on output function axis in the present embodiment;
Figure 12 is the structural schematic diagram of positioning disk fixation kit in the present embodiment;
In attached drawing, 1- box baseplates, the front ends 2- babinet, 21- ring gears, 22- input side bottom plates, 23- input side gussets, 24- input side arc plates, 25- input end cap, the rear ends 3- babinet, 31- outlet side bottom plates, 32- outlet side gussets, 33- outlet side arcs Plate, 34- output end caps, 4- bearings, 5- input shafts, 51- sun gears, 6- output function axis, 61- export wheel disc, and 7- planetary gears are fixed Position disk, 8- planetary gears, 81- left half take turns, and 82- right half takes turns, 9- positioning disk fixation kits, 91- bolts, 92- stop nuts, and 93- is opened Mouth pin, 94- axle sleeves, 10- lifting lugs, 11- babinets heat dissipation connecting line, 12- gear oil jet lubrication interfaces.
Specific implementation mode
The embodiment of technical solution of the present invention is described in detail below in conjunction with specific embodiment.Following embodiment Be only used for clearly illustrating technical scheme of the present invention, therefore be only used as example, and cannot with this come limit the present invention Protection domain.
It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this hair The ordinary meaning that bright one of ordinary skill in the art are understood.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc. Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;Can be that machinery connects It connects, can also be electrical connection;It can be directly connected, can also can be indirectly connected through an intermediary in two elements The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.
High-speed high-power coaxial speed reducer provided by the invention, including:
Box baseplate 1 is fixed with the front end babinet 2 and rear end babinet 3 of the connection that cooperates in box baseplate 1;
Input shaft 5 is rotatablely equipped with by bearing 4 on front end babinet 2, input shaft 5 is equipped with sun gear 51, front end babinet 2 It is equipped with ring gear 21, ring gear 21 is coaxially disposed with input shaft 5;
Output function axis 6 is rotatablely equipped with by bearing 4 on rear end babinet 3, input shaft 5 is coaxially set with output function axis 6 It sets, output function axis 6 is fixedly connected with planetary gear positioning disk 7, and planet is rotatablely equipped with by bearing 4 on planetary gear positioning disk 7 Wheel 8, planetary gear 8 engages connection with ring gear 21 and sun gear 51.
In the present embodiment, planetary gear positioning disk 7 is coaxially disposed with output function axis 6, and 4 are equipped on planetary gear positioning disk 7 Group planetary gear 8, and be all spur gear, 4 groups of planetary gears 8 are uniformly distributed around the axle center of planetary gear positioning disk 7, every group of planetary gear 8 include being arranged to take turns 82 in the left partly wheel 81 of 7 both sides of planetary gear positioning disk and right half, and the gear teeth of half wheel 82 of left half wheel 81 and the right side are one by one It is corresponding.
In the present embodiment, output wheel disc 61 is fixed on output function axis 6, output wheel disc 61 is same with output function axis 6 Axis is arranged, and planetary gear positioning disk 7 is fixedly connected with output wheel disc 61 by positioning disk fixation kit 9, and positioning disk fixation kit 9 wraps Bolt 91, stop nut 92 and split pin 93 are included, bolt 91 passes through planetary gear positioning disk 7 and output wheel disc 61, slided on bolt 91 Dynamic to be arranged with an axle sleeve 94, the length of axle sleeve 94 is more than the width of planetary gear 8, and specifically, positioning disk fixation kit 9 is equipped with 4, 4 positioning disk fixation kits 9 are uniformly distributed around the axle center of planetary gear positioning disk 7.
In the present embodiment, input shaft 5 is rotatablely connected with output function axis 6 by bearing 4, input shaft 5 and front end babinet 2 it Between bearing 4, the bearing 4 between output function axis 6 and rear end babinet 3, the bearing 4 between input shaft 5 and output function axis 6 it is equal For rolling bearing.
In the present embodiment, the bearing 4 between planetary gear positioning disk 7 and planetary gear 8 is roller bearing, ball bearing or sliding Bearing can specifically use the silver-plated sliding bearing of steel back when using sliding bearing.
In the present embodiment, front end babinet 2 includes input side bottom plate 22, and two are welded and connected on input side bottom plate 22 and parallel is set The input side gusset 23 set is welded and connected with input side arc plate 24, input side arc plate 24 and input between two input side gussets 23 Side bottom plate 22 is welded to connect, and input end cap 25 is welded and connected on input side arc plate 24, is respectively welded on two input side gussets 23 It is connected with lifting lug 10, input end cap is welded and connected with lifting lug 10 on 25 end face;
Rear end babinet 3 includes outlet side bottom plate 31, and two outlet sides disposed in parallel are welded and connected on outlet side bottom plate 31 Gusset 32, outlet side arc plate 33 is welded and connected between two outlet side gussets 32, and outlet side arc plate 33 is welded with outlet side bottom plate 31 It connects in succession, output end cap 34 is welded and connected on outlet side arc plate 33, is respectively welded on two outlet side gussets 32 and is connected with lifting lug 10, export end cap 34 circumferential surface on be welded and connected with lifting lug 10, need welding assembly in the present embodiment, should all postwelding processing, with Deformation is corrected in destressing.
In the present embodiment, rear end babinet 3 is equipped with babinet heat dissipation connecting line 11, and front end babinet 2 is equipped with gear oil spout Lubricate interface 12.
In the specification of the present invention, numerous specific details are set forth.It is to be appreciated, however, that the embodiment of the present invention can be with It puts into practice without these specific details.In some instances, well known method, structure and skill is not been shown in detail Art, so as not to obscure the understanding of this description.
Finally it should be noted that:The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that:Its according to So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into Row equivalent replacement;And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme should all cover in the claim of the present invention and the range of specification.

Claims (9)

1. a kind of high-speed high-power coaxial speed reducer, which is characterized in that including:
Box baseplate is fixed with the front end babinet and rear end babinet of the connection that cooperates in the box baseplate;
Input shaft is rotatablely equipped with by bearing on the front end babinet, the input shaft is equipped with sun gear, the head end box Body is equipped with ring gear, and the ring gear is coaxially disposed with the input shaft;
Output function axis is rotatablely equipped with by bearing on the rear end babinet, the input shaft is coaxially set with output function axis It sets, the output function axis is fixedly connected with planetary gear positioning disk, is rotatablely equipped with by bearing on the planetary gear positioning disk Planetary gear, the planetary gear engage connection with the ring gear and sun gear;
The planetary gear positioning disk is coaxially disposed with the output function axis, and 4 groups of planets are equipped on the planetary gear positioning disk Wheel, planetary gear described in 4 groups are uniformly distributed around the axle center of the planetary gear positioning disk, and planetary gear described in every group includes being arranged in institute Left half wheel and right half for stating planetary gear positioning disk both sides is taken turns, and the gear teeth of left half wheel and right half wheel correspond.
2. high-speed high-power coaxial speed reducer according to claim 1, which is characterized in that fixed on the output function axis Equipped with output wheel disc, the output wheel disc is coaxially disposed with the output function axis, the planetary gear positioning disk and output wheel disc It is fixedly connected by positioning disk fixation kit, the positioning disk fixation kit includes bolt, stop nut and split pin, the spiral shell Bolt passes through the planetary gear positioning disk and exports wheel disc, and sliding sleeve is equipped with an axle sleeve on the bolt, and the length of the axle sleeve is big In the width of the planetary gear.
3. high-speed high-power coaxial speed reducer according to claim 2, which is characterized in that the positioning disk fixation kit is set There are 4,4 positioning disk fixation kits are uniformly distributed around the axle center of the planetary gear positioning disk.
4. high-speed high-power coaxial speed reducer according to claim 1, which is characterized in that the input shaft and the output Functional shaft is rotatablely connected by bearing.
5. high-speed high-power coaxial speed reducer according to claim 4, which is characterized in that the input shaft and front end babinet Between bearing, the bearing between the output function axis and rear end babinet, the axis between the input shaft and output function axis It is rolling bearing to hold.
6. high-speed high-power coaxial speed reducer according to claim 1, which is characterized in that the planetary gear positioning disk and row Bearing between star-wheel is roller bearing, ball bearing or sliding bearing.
7. high-speed high-power coaxial speed reducer according to claim 6, which is characterized in that the sliding bearing plates for steel back Silver-colored sliding bearing.
8. high-speed high-power coaxial speed reducer according to claim 1, which is characterized in that the front end babinet includes input Side bottom plate, is welded and connected with two input side gussets disposed in parallel on the input side bottom plate, between the two input side gussets It is welded and connected with input side arc plate, the input side arc plate is welded to connect with the input side bottom plate, on the input side arc plate It is welded and connected with input end cap, is respectively welded on the two input side gussets and is connected with lifting lug, is welded on the input end cap end face It is connected to lifting lug in succession;
The rear end babinet includes outlet side bottom plate, and two outlet side muscle disposed in parallel are welded and connected on the outlet side bottom plate Plate, outlet side arc plate is welded and connected between the two outlet side gussets, and the outlet side arc plate is welded with the outlet side bottom plate It connects in succession, output end cap is welded and connected on the outlet side arc plate, be respectively welded to be connected on the two outlet side gussets and hang Ear, it is described output end cap circumferential surface on be welded and connected with lifting lug.
9. high-speed high-power coaxial speed reducer according to claim 1, which is characterized in that the rear end babinet is equipped with case Body heat dissipation connecting line.
CN201610919639.9A 2016-10-21 2016-10-21 A kind of high-speed high-power coaxial speed reducer Active CN106382340B (en)

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CN101865244A (en) * 2010-03-01 2010-10-20 吴声震 Quasi-planetary speed reduction box of cooling water pump of nuclear power station
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