CN109236995A - The hollow Axile connection structure of cable and blower gearbox - Google Patents
The hollow Axile connection structure of cable and blower gearbox Download PDFInfo
- Publication number
- CN109236995A CN109236995A CN201811230146.XA CN201811230146A CN109236995A CN 109236995 A CN109236995 A CN 109236995A CN 201811230146 A CN201811230146 A CN 201811230146A CN 109236995 A CN109236995 A CN 109236995A
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- Prior art keywords
- cable
- section
- hollow shaft
- auxiliary section
- hollow
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- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 230000005611 electricity Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 15
- 238000007789 sealing Methods 0.000 abstract description 8
- 230000001360 synchronised effect Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
Abstract
The invention discloses a kind of hollow Axile connection structure of cable and blower gearboxes, are related to high-power blower speedup technical field of structures.The hollow Axile connection structure of the cable is applied in blower gearbox, including cable hollow shaft, planet carrier and box assembly, cable hollow shaft includes the first auxiliary section for matching with planet carrier and the second auxiliary section for matching with box assembly, the upwind end of cable hollow shaft is installed in the first through hole of planet carrier, the lower wind direction end of cable hollow shaft is installed in box assembly, pass through the tapered face fit structure of cable hollow shaft and planet carrier, cable hollow shaft is carried out axial restraint by elastic supporting member for supporting optical member and pressing plate in box assembly, planet carrier is set to be able to drive cable hollow shaft synchronous rotation when rotated, sealing effect is good, centering effect is good, cable hollow shaft structure is simple, it is compact, it is easy for assemble or unload, maintainability is good, high reliablity.
Description
Technical field
The present invention relates to high-power blower speedup technical field of structures, in particular to a kind of hollow axis connection of cable
Structure and blower gearbox.
Background technique
Blower gearbox is the precision gear transmission case that a kind of required precision is high, reliability requirement is high.It is wind-driven generator
An important mechanical part in group, is mounted on the mainframe of fan engine room, for connecting wheel hub main shaft and generator,
Main function is that generated power passes to generator and it is made to obtain corresponding revolving speed under the action of the wind by wind wheel, is wind
Core apparatus in machine.
Blower gearbox requires securely and reliably, durable, and service life generally requires to be 20 years, it is contemplated that the spy of blower
The high maintenance cost of different operating condition bring, market proposes requirements at the higher level to the maintainability of blower.
Cable hollow shaft is blower variable-pitch mechanism controls and the channel that power cable passes through, and cable hollow shaft increases across blower
It is mounted in gearbox after fast case rows carrier, sun gear, gear wheel, cabinet, is gearbox important component, however, in tooth
When maintenance is installed again after dismantling when roller box assembles and in later period fan engine room, cable hollow shaft compares neutralization installation
Trouble, while sealing ring is also easily damaged leads to leakage of oil.
Summary of the invention
The purpose of the present invention is to provide the hollow Axile connection structure of cable, the upwind end of cable hollow shaft is installed on planet
In first through hole of frame, the lower wind direction end of cable hollow shaft is installed in box assembly, solid by elastic supporting member for supporting optical member and pressing plate
Fixed connection, so that planet carrier is able to drive cable hollow shaft synchronous rotation when rotating, and centering effect is good, and sealing effect is good, knot
Structure is simple, compact, easy for assemble or unload, and maintainability is good, high reliablity.
The object of the invention is also to provide a kind of blower gearboxes, excellent with the hollow Axile connection structure of above-mentioned cable
Point.
The embodiment of the present invention is achieved in that
Based on above-mentioned purpose, the embodiment provides a kind of hollow Axile connection structure of cable, including cable are hollow
Axis, planet carrier and box assembly；
The cable hollow shaft include the first auxiliary section for cooperating with the planet carrier and for and the cabinet group
Second auxiliary section of part cooperation, first auxiliary section include the first circular conical surface, and second auxiliary section includes shoulder block portion；
The planet carrier includes the first through hole with the first taper hole section, first taper hole section and first circular cone
Face matches, and the box assembly includes the case ontology with hollow shaft cooperation section, and hollow shaft cooperation section is used for and described
Shoulder block portion matches.
In addition, the hollow Axile connection structure of cable that embodiment according to the present invention provides, can also have following additional
Technical characteristic:
In alternative embodiment of the invention, first auxiliary section further includes the first cylindrical surface, first cylindrical surface
Side positioned at first circular conical surface far from second auxiliary section, the diameter dimension of first circular conical surface is from being away from
The one end on first cylindrical surface is gradually reduced to close to the one end on first cylindrical surface；
Second auxiliary section further includes the second cylindrical surface, and second cylindrical surface is located at the separate described of the shoulder block portion
The side of first auxiliary section, the shoulder block portion are less than the gear for the diameter dimension on annular convex platform structure and second cylindrical surface
The diameter dimension of shoulder.
In alternative embodiment of the invention, first through hole further includes the first circular hole portion, first circular hole portion
For being matched with first cylindrical surface；
The box assembly further includes bearing part and elastic supporting member for supporting optical member, and the case ontology further includes bearing fit section, described
Hollow shaft cooperates the aperture size of section less than the aperture size of the bearing fit section, the bearing part and the elastic supporting member for supporting optical member
It is successively embedded at the bearing fit section along the axis direction of the cable hollow shaft, the bearing part is relative to the elasticity branch
Support member is close to hollow shaft cooperation section setting.
In alternative embodiment of the invention, the length dimension on first cylindrical surface is greater than the length of first circular hole portion
Size is spent, the length dimension of first circular conical surface is greater than the length dimension of first taper hole section；
First auxiliary section is additionally provided with end chamfer far from one end of second auxiliary section, the end chamfer
Angle is less than or equal to 30 °.
In alternative embodiment of the invention, the box assembly further includes pressing plate, and the pressing plate is fixedly installed on described
The side far from the planet carrier of case ontology, the pressing plate is for squeezing the elastic supporting member for supporting optical member；
The pressing plate offers pressing plate inner hole, and the pressing plate inner hole is used for and second cylindrical surface matches.
In alternative embodiment of the invention, first auxiliary section further includes the first fillet, and first fillet is located at
Between first cylindrical surface and first circular conical surface；
The junction of first circular hole portion and first taper hole section is provided with arc section, first fillet with it is described
Arc section matches, and the radius of corner of first fillet is less than the radius of corner of the arc section.
In alternative embodiment of the invention, the shoulder block portion and hollow shaft cooperation section clearance fit, described second
Cylindrical surface respectively with the bearing part, the elastic supporting member for supporting optical member and the pressing plate inner hole clearance fit；
First cylindrical surface and the first circular hole portion clearance fit, the taper of first circular conical surface and described first
The taper of taper hole section is identical.
In alternative embodiment of the invention, the bearing part is axial thrust bearing.
In alternative embodiment of the invention, the cable hollow shaft further includes third auxiliary section, the third auxiliary section
Between first auxiliary section and second auxiliary section；
Cylindrical-shaped structure is in the third auxiliary section and the diameter dimension of the third auxiliary section is less than the shoulder block portion
Diameter dimension.
The embodiments of the present invention also provide a kind of blower gearboxes, including sun gear and the hollow Axile connection structure of cable；
The cable hollow shaft is arranged in the sun gear, and the sun gear is located at the planet carrier and the box assembly
Between.
The beneficial effect of the embodiment of the present invention is: the upwind end of cable hollow shaft is installed in planet carrier, lower wind direction end
It is installed on box assembly, is fixedly connected with cable hollow shaft with case ontology by elastic supporting member for supporting optical member and pressing plate, it is hollow by cable
First taper hole section of the first circular conical surface and planet carrier on axis matches, and drives cable hollow shaft is synchronous to turn when rotating planet carrier
Dynamic, centering effect is good when installation, while sealing effect is good, and easy for assemble or unload, maintainability is good, high reliablity.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram for the hollow Axile connection structure of cable that the embodiment of the present invention 1 provides；
The structural schematic diagram of cable hollow shaft in the hollow Axile connection structure of cable that Fig. 2 provides for the embodiment of the present invention 1；
The partial enlarged view that Fig. 3 is in Fig. 2 III；
The structural schematic diagram of planet carrier in the hollow Axile connection structure of cable that Fig. 4 provides for the embodiment of the present invention 1；
Fig. 5 is the partial enlarged view of V in Fig. 1.
Icon: the hollow Axile connection structure of 100- cable；10- cable hollow shaft；102- upwind end；Wind direction end under 105-；
The first auxiliary section 11-；The first cylindrical surface 112-；The first fillet of 114-；The first circular conical surface of 116-；118- end chamfer；12- second
Auxiliary section；123- shoulder block portion；The second cylindrical surface 125-；13- third auxiliary section；14- planet carrier；The first through hole of 142-；143-
First circular hole portion；145- arc section；The first taper hole section of 147-；16- box assembly；162- case ontology；The cooperation of 1623- hollow shaft
Section；1625- bearing fit section；163- bearing part；165- elastic supporting member for supporting optical member；167- pressing plate.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " first ", " second ", " third " etc. are only used for distinguishing and retouch
It states, is not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
Connection inside element.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
In concrete meaning.
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
Wherein Fig. 1-Fig. 5 corresponds to the embodiment of the present invention 1, below in conjunction with attached drawing to the technical side of the embodiment of the present invention
Case is described in detail.
Embodiment 1
As shown in Figure 1, the hollow Axile connection structure 100 of cable that the embodiment of the present invention 1 provides, is applied to blower gearbox
In, the hollow Axile connection structure 100 of the cable includes cable hollow shaft 10, planet carrier 14 and box assembly 16, wherein cable is empty
Mandrel 10 includes upwind end 102 and lower wind direction end 105, and the upwind end 102 of cable hollow shaft 10 is installed on planet carrier 14
In first through hole 142, the lower wind direction end 105 of cable hollow shaft 10 is installed on box assembly 16, passes through 165 He of elastic supporting member for supporting optical member
Case ontology 162 and cable hollow shaft 10 are carried out axial restraint by pressing plate 167, drive cable empty when planet carrier 14 rotates to realize
Mandrel 10 rotates synchronously, and the structure of the hollow Axile connection structure 100 of the cable is simple, compact, and centering effect when installation is good, passes through
The cooperation of first taper hole section 147 of the first circular conical surface 116 and planet carrier 14 of cable hollow shaft 10, so that sealing effect is good.
Below to the specific structure and mutual corresponding relationship of all parts of the hollow Axile connection structure of the cable 100
It is described in detail.
Referring to figure 2. and shown in Fig. 3, which includes the first auxiliary section 11, the second auxiliary section 12 and the
Three auxiliary sections 13, wherein the first auxiliary section 11 is located at the upwind end 102 of cable hollow shaft 10, and the second auxiliary section 12 is located at electricity
The lower wind direction end 105 of cable hollow shaft 10, between the first auxiliary section 11 and the second auxiliary section 12, first matches for third auxiliary section 13
Conjunction portion 11 is for matching with planet carrier 14, and the second auxiliary section 12 is the third auxiliary section for matching with box assembly 16
13 be for matching with sun gear.
Specifically, the first auxiliary section 11 includes the first cylindrical surface 112, the first fillet 114 and the first circular conical surface 116,
In, the first cylindrical surface 112 is located at the side far from the second auxiliary section 12 of the first circular conical surface 116, from being away from the first cylindrical surface
112 one end to one end close to the first cylindrical surface 112, the diameter dimension of the first circular conical surface 116 are gradually reduced, the first fillet
114 between the first cylindrical surface 112 and the first circular conical surface 116, so that the company on the first cylindrical surface 112 and the first circular conical surface 116
Place's round-corner transition is connect, it is easy to process, while the first auxiliary section 11, when cooperating with planet carrier 14, easy to assembly, sealing effect is more
It is good.
Optionally, the first auxiliary section 11 is additionally provided with end chamfer 118 far from one end of the second auxiliary section 12, i.e., in cable
Chamfering is arranged in the upwind end 102 of hollow shaft 10, and the angle of the end chamfer 118 is less than or equal to 30 °, facilitates cable hollow
First through hole 142 of axis 10 and planet carrier 14 assembles.
Please continue to refer to shown in Fig. 2, optionally, the second auxiliary section 12 includes shoulder block portion 123 and the second cylindrical surface 125,
In, the second cylindrical surface 125 is located at the side far from the first auxiliary section 11 in shoulder block portion 123, optionally, the shape in shoulder block portion 123
It can be annular boss, convex etc., not require specifically, as long as passing through shoulder block portion 123 for the lower wind direction of cable hollow shaft 10
End 105 and 16 axially position of box assembly, in the present embodiment 1, shoulder block portion 123 is annular projection, and the second cylindrical surface
125 diameter dimension is less than the diameter dimension in shoulder block portion 123.
Optionally, between the first circular conical surface 116 and shoulder block portion 123, third auxiliary section 13 is to use for third auxiliary section 13
It is cooperatively connected in other components in blower gearbox, third auxiliary section 13 is cylindrical-shaped structure, and in this implementation
In example 1, the diameter dimension of third auxiliary section 13 is less than the diameter dimension in shoulder block portion 123, the diameter dimension of third auxiliary section 13 and
The diameter dimension on the second cylindrical surface 125 is identical.
Shown in referring to figure 4., planet carrier 14 includes the first through hole 142, which has the first circular hole portion
143, arc section 145 and the first taper hole section 147, arc section 145 between the first circular hole portion 143 and the first taper hole section 147,
That is the junction that is set to the first circular hole portion 143 and the first taper hole section 147 of arc section 145, wherein the first circular hole portion 143 is used for
It is matched with the first cylindrical surface 112, arc section 145 is used for and the first fillet 114 matches, and the first taper hole section 147 is used for and the
One circular conical surface 116 matches.
Optionally, the radius of corner of the first fillet 114 is less than the radius of corner of arc section 145, the length on the first cylindrical surface 112
The length dimension that size is greater than the first circular hole portion 143 is spent, the length dimension of the first circular conical surface 116 is greater than the first taper hole section 147
Length dimension, the first cylindrical surface 112 and the first circular hole portion 143 are gap-matched, the taper of the first circular conical surface 116 and the first cone
The taper of hole section 147 is identical, after cable hollow shaft 10 assembles intact with planet carrier 14, due to the first circular conical surface 116 and first
The cooperation of taper hole section 147 so that its sealing effect is good, and is synchronized when planet carrier 14 is able to drive cable hollow shaft 10 when rotated
Rotation.
Shown in referring to figure 5., box assembly 16 includes case ontology 162, bearing part 163, elastic supporting member for supporting optical member 165 and pressing plate
167, wherein case ontology 162 is sheathed on the lower wind direction end 105 of cable hollow shaft 10,165 edge of bearing part 163 and elastic supporting member for supporting optical member
The axial direction of cable hollow shaft 10, be successively embedded at case ontology 162 and electricity from the direction at the upward wind direction end 102 in lower wind direction end 105
Between cable hollow shaft 10, pressing plate 167 is fixedly installed on the side of the separate planet carrier 14 of case ontology 162, by pressing plate 167 by bullet
Property supporting element 165 and bearing part 163 squeeze fix.
Specifically, case ontology 162 has hollow shaft cooperation section 1623 and bearing fit section 1625, wherein hollow shaft cooperation
The aperture size of section 1623 is less than the aperture size of bearing fit section 1625, and hollow shaft cooperates section 1623 to be used for and cable hollow shaft
10 shoulder block portion 123 matches, after case ontology 162 is sheathed in cable hollow shaft 10, bearing fit section 1625 and the second cylinder
Face 125, which will form, is embedded chamber, bearing part 163 and elastic supporting member for supporting optical member 165 be set in turn in this be embedded it is intracavitary, in setting, bearing
Part 163 is arranged relative to elastic supporting member for supporting optical member 165 close to shoulder block portion 123.
Hollow shaft cooperates the aperture size of section 1623 less than the aperture size of bearing fit section 1625, so that the case ontology
162 bore area formed it is step-like, by the cooperation of bearing part 163 and case ontology 162 and cable hollow shaft 10, and in bullet
Property supporting element 165 under the action of, case ontology 162 and cable hollow shaft 10 are subjected to axial restraint.
In the present embodiment 1, pressing plate 167 offers pressing plate inner hole, and pressing plate inner hole is used for and the second cylindrical surface 125 matches
It closes, pressing plate 167 and case ontology 162 are fixed by bolted connection.
Optionally, elastic supporting member for supporting optical member 165 is resilient support gasket, spring and other flexible structures, as long as protecting
The rigidity of card elastic supporting member for supporting optical member 165 can axially engage carry out soft readjustment to cable hollow shaft 10, soft readjustment herein
Refer to and work as variation of ambient temperature, when the axial dimension of the hollow Axile connection structure 100 of the cable being caused to change, passes through the elasticity
Supporting element 165 adjusts axial force, so that the good airproof performance of the hollow Axile connection structure 100 of the cable, in the present embodiment 1, bullet
Property supporting element 165 be resilient support gasket, using standard component, cost is relatively low, and easy to assembly and effect is good.
Optionally, the hollow shaft of the shoulder block portion 123 of cable hollow shaft 10 and case ontology 162 cooperation section 1623 is matched using gap
It closes, the second cylindrical surface 125 of cable hollow shaft 10 inner hole with bearing part 163, elastic supporting member for supporting optical member 165 and pressing plate 167 respectively
It is gap-matched, is easily installed.
Optionally, in the present embodiment 1, bearing part 163 is axial thrust bearing, by the extruding bullet for flexibly supporting gasket
Power is adjusted axially the axial thrust bearing, meets to the axial restraint of cable hollow shaft 10, and axial thrust bearing
Regulating effect is good.
The hollow Axile connection structure 100 of cable that the embodiment of the present invention 1 provides, structure is simple, compact, cable hollow shaft 10
Upwind end 102 and planet carrier 14 the first through hole 142 pass through cone structure be cooperatively connected, the leeward of cable hollow shaft 10
It is cooperatively connected, cable hollow shaft 10 is carried out axial solid by elastic supporting member for supporting optical member 165 and pressing plate 167 to end 105 and case ontology 162
It is fixed, and the rigidity value of the elastic supporting member for supporting optical member 165 can be such that the upwind end 102 of cable hollow shaft 10 and the first of planet carrier 14 passes through
Perforation 142 has enough axial forces by cone match, so that cable hollow shaft 10 synchronous with planet carrier 14 can turn
Dynamic, the centering effect after installation is good, and sealing effect is good, and structure is simple, compact, convenient disassembly, and maintainability is high, highly reliable.
Embodiment 2
The embodiment of the present invention 2 has supplied a kind of blower gearbox, the hollow Axile connection structure of cable provided including embodiment 1
100。
The blower gearbox further includes sun gear, and for sun gear between planet carrier 14 and box assembly 16, cable is hollow
Axis 10 is successively passed through from case ontology 162, sun gear and planet carrier 14, and the upwind end 102 of cable hollow shaft 10 is installed on
In first through hole 142 of planet carrier 14, the lower wind direction end 105 of cable hollow shaft 10 is installed on case ontology 162, passes through cable sky
147 structure of the first taper hole section cooperation of the first circular conical surface 116 and planet carrier 14 of mandrel 10, elastic supporting member for supporting optical member 165 and pressing plate 167
Axial restraint is carried out to cable hollow shaft 10, so that planet carrier 14 is able to drive 10 synchronous rotary of cable hollow shaft when rotating, it is close
It is good to seal effect.The centering effect of cable hollow shaft 10 of the present invention is good, and structure is simple, compact, easy for assemble or unload, and maintainability is good,
High reliablity.
It should be noted that in the absence of conflict, the feature in embodiment in the present invention can be combined with each other.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of hollow Axile connection structure of cable (100), it is characterised in that: including cable hollow shaft (10), planet carrier (14) with
And box assembly (16)；
The cable hollow shaft (10) include for and the planet carrier (14) cooperation the first auxiliary section (11) and be used for and institute
The second auxiliary section (12) of box assembly (16) cooperation is stated, first auxiliary section (11) includes the first circular conical surface (116), described
Second auxiliary section (12) includes shoulder block portion (123)；
The planet carrier (14) includes the first through hole (142) with the first taper hole section (147), first taper hole section
(147) it is matched with first circular conical surface (116), the box assembly (16) includes having hollow shaft cooperation section (1623)
Case ontology (162), hollow shaft cooperation section (1623) is used for and the shoulder block portion (123) matches.
2. the hollow Axile connection structure of cable (100) according to claim 1, which is characterized in that first auxiliary section
It (11) further include the first cylindrical surface (112), first cylindrical surface (112) is located at the separate institute of first circular conical surface (116)
State the side of the second auxiliary section (12), the diameter dimension of first circular conical surface (116) is from being away from first cylindrical surface
(112) one end is gradually reduced to close to one end of first cylindrical surface (112)；
Second auxiliary section (12) further includes the second cylindrical surface (125), and second cylindrical surface (125) is located at the shoulder block portion
(123) the side far from first auxiliary section (11), the shoulder block portion (123) are annular convex platform structure and second circle
The diameter dimension of cylinder (125) is less than the diameter dimension of the shoulder block portion (123).
3. the hollow Axile connection structure of cable (100) according to claim 2, which is characterized in that first through hole
It (142) further include the first circular hole portion (143), first circular hole portion (143) is used for and first cylindrical surface (112) matches
It closes；
The box assembly (16) further includes bearing part (163) and elastic supporting member for supporting optical member (165), and the case ontology (162) further includes
The aperture size of bearing fit section (1625), hollow shaft cooperation section (1623) is less than the hole of the bearing fit section (1625)
Diameter size, the bearing part (163) and the elastic supporting member for supporting optical member (165) along the cable hollow shaft (10) axis direction successively
It is embedded at the bearing fit section (1625), the bearing part (163) is relative to the elastic supporting member for supporting optical member (165) close to the sky
Mandrel cooperates section (1623) setting.
4. the hollow Axile connection structure of cable (100) according to claim 3, which is characterized in that first cylindrical surface
(112) length dimension is greater than the length dimension of first circular hole portion (143), the length ruler of first circular conical surface (116)
The very little length dimension greater than first taper hole section (147)；
First auxiliary section (11) is additionally provided with end chamfer (118) far from one end of second auxiliary section (12), described
The angle of end chamfer (118) is less than or equal to 30 °.
5. the hollow Axile connection structure of cable (100) according to claim 3, which is characterized in that the box assembly (16)
It further include pressing plate (167), the pressing plate (167) is fixedly installed on separate the planet carrier (14) of the case ontology (162)
Side, the pressing plate (167) is for squeezing the elastic supporting member for supporting optical member (165)；
The pressing plate (167) offers pressing plate inner hole, and the pressing plate inner hole is used for and second cylindrical surface (125) matches.
6. the hollow Axile connection structure of cable (100) according to claim 5, which is characterized in that first auxiliary section
It (11) further include the first fillet (114), first fillet (114) is located at first cylindrical surface (112) and first circle
Between the conical surface (116)；
The junction of first circular hole portion (143) and first taper hole section (147) is provided with arc section (145), and described
One fillet (114) is matched with the arc section (145), and the radius of corner of first fillet (114) is less than the arc section
(145) radius of corner.
7. the hollow Axile connection structure of cable (100) according to claim 6, which is characterized in that the shoulder block portion (123) and
The hollow shaft cooperates section (1623) clearance fit, second cylindrical surface (125) respectively with the bearing part (163), described
Elastic supporting member for supporting optical member (165) and the pressing plate (167) inner hole clearance fit；
First cylindrical surface (112) and first circular hole portion (143) clearance fit, the cone of first circular conical surface (116)
It spends identical as the taper of first taper hole section (147).
8. according to the hollow Axile connection structure of cable (100) described in claim 3-7 any one, which is characterized in that the axis
Bearing member (163) is axial thrust bearing.
9. the hollow Axile connection structure of cable (100) described in -7 any one according to claim 1, which is characterized in that the electricity
Cable hollow shaft (10) further includes third auxiliary section (13), and the third auxiliary section (13) is located at first auxiliary section (11) and institute
It states between the second auxiliary section (12)；
The third auxiliary section (13) is cylindrical-shaped structure and the diameter dimension of the third auxiliary section (13) is less than the shoulder block
The diameter dimension in portion (123).
10. a kind of blower gearbox, which is characterized in that empty including sun gear and cable described in any one of claim 1-9
Mandrel connection structure (100)；
The cable hollow shaft (10) is arranged in the sun gear, and the sun gear is located at the planet carrier (14) and the cabinet
Between component (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811230146.XA CN109236995A (en) | 2018-10-22 | 2018-10-22 | The hollow Axile connection structure of cable and blower gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811230146.XA CN109236995A (en) | 2018-10-22 | 2018-10-22 | The hollow Axile connection structure of cable and blower gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109236995A true CN109236995A (en) | 2019-01-18 |
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ID=65081194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811230146.XA Pending CN109236995A (en) | 2018-10-22 | 2018-10-22 | The hollow Axile connection structure of cable and blower gearbox |
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| Country | Link |
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