CN109850048A - Preceding damping single shaft turns to assembly - Google Patents
Preceding damping single shaft turns to assembly Download PDFInfo
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- CN109850048A CN109850048A CN201910251326.4A CN201910251326A CN109850048A CN 109850048 A CN109850048 A CN 109850048A CN 201910251326 A CN201910251326 A CN 201910251326A CN 109850048 A CN109850048 A CN 109850048A
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- outer cylinder
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- main shaft
- turns
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- 238000013016 damping Methods 0.000 title claims abstract description 69
- 239000011148 porous material Substances 0.000 claims description 23
- 238000009434 installation Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
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- 235000006484 Paeonia officinalis Nutrition 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000002459 sustained effect Effects 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 235000005121 Sorbus torminalis Nutrition 0.000 description 1
- 244000152100 Sorbus torminalis Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000010415 tropism Effects 0.000 description 1
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Abstract
The present invention relates to technical field of vehicle, damping single shaft turns to assembly, including main shaft before disclosing, and beam barrel is socketed on main shaft, and beam barrel and main shaft relatively rotate；It is socketed outer cylinder outside beam barrel, and there are annular space between beam barrel and outer cylinder, is provided with damping spring in annular space, the lower end of damping spring and beam barrel push against, and the upper end of damping spring and outer cylinder push against；The upper end of beam barrel is stretched out from the upper port of outer cylinder, and the sliding opposite in the axial direction of beam barrel and outer cylinder.The present invention realizes damping and steering on single-shaft configuration, has simplified the structure for turning to assembly, also improves the reliability for turning to assembly；Make the installation and removal for turning to assembly more convenient simultaneously, the maintenance cost for turning to assembly is lower, and use is more flexible.
Description
Technical field
The present invention relates to technical field of vehicle, damping single shaft turns to assembly before relating generally to.
Background technique
It is applied to the assistant conveyance vehicle of life production, especially two wheeler and tricycle at present, greatly reduces people
The labor intensity of work is that the work belt of people is next convenient.With the update iteration of technology, three-wheeled vehicle Design of Mechanical Structure is more next
It is more exquisite, under the premise of meeting vehicle transport performance, also improve transport stationarity, meet personnel seating comfort it is enterprising
Row improves.As target, shock-damping structure is arranged in technical staff at the front-wheel of three-wheeled vehicle, usually total in the steering of wheel
At damper is arranged in structure, primary structure is that damper is respectively set in two wheel posts of installation wheel and forms symmetrical junction
Structure meets the steady demand in vehicle travel process with this, also improves the comfort that personnel take.
But there are certain drawbacks for current this structure, and such as: wheel cannots be used up full phase to the masterpiece of two wheel posts
Together, the damper working condition being arranged in two wheel posts has differences, the state of be after longtime running two damper without
Method keeps height consistent, and the unstability of the structure of wheel increases, and is easy to appear the situations such as inclination, shaking, increases damper
Impaired possibility.
Therefore, existing two wheeler and tricycle front-wheel shock-damping structure and unreasonable, damping effect is undesirable, needs to existing
Some technical solutions are adjusted optimization, propose more reasonable technical solution, solve the technical problems existing in the prior art.
Summary of the invention
The present invention provides preceding damping single shafts to turn to assembly, it is therefore intended that uses single-shaft configuration, is meeting front-wheel steer
Simultaneously, moreover it is possible to which the damping for taking into account front-wheel avoids front-wheel and damages damper under complicated stress condition, improves and turns at front-wheel
To the reliability of assembly.
In order to realize said effect, the technical scheme adopted by the invention is as follows:
Preceding damping single shaft turns to assembly, is mounted on the front of car body, for installing Chinese herbaceous peony wheel, realizes the steering of Chinese herbaceous peony wheel
Damping.Specifically, the steering assembly includes main shaft, and beam barrel is socketed on main shaft, and beam barrel and main shaft relatively rotate；Outside beam barrel
Portion is socketed outer cylinder, and there are annular space between beam barrel and outer cylinder, is provided with damping spring, the lower end of damping spring and beam barrel in annular space
It pushes against, the upper end of damping spring and outer cylinder push against；The upper end of beam barrel is stretched out from the upper port of outer cylinder, and beam barrel and outer cylinder are in axial direction
Upper opposite sliding.
Preceding damping single shaft disclosed in above-mentioned technical proposal turns to assembly, in specific work process, between main shaft and beam barrel
It relatively rotates, realizes the steering of front-wheel；It is relatively moved in the axial direction between beam barrel and outer cylinder simultaneously, when front-wheel is by the axial direction
Lift effect makes, and beam barrel and outer cylinder compression shock absorption spring, the active force that front-wheel is subject to are sustained, and improve the steady journey of car body
Degree.
Further, the compression of damping spring is realized when beam barrel and outer cylinder are axially moved, the settable various structures of beam barrel are real
Now contacted with the abutting of damping spring.Beam barrel disclosed in above-mentioned skill scheme is optimized from structure herein, proposes one kind
Feasible selection, the beam barrel are provided with evagination to spring platform, and the lower end of damping spring and evagination are pushed against to spring platform.
Preferably, the evagination supports spring platform structure and can be cylindric or cylindric and be coaxially disposed with beam barrel, end face
Push against damping spring；Or the evagination supports the outer lug boss that circumference uniform distribution is pressed in the outside wall surface that spring platform is beam barrel, damping spring
It covers on beam barrel, outer lug boss provides supporting point to the lower end of damping spring, and is applied by this few place's supporting point to damping spring
Pressure.
Further, corresponding with the structure of beam barrel, outer cylinder exerts a force in the upper end of damping spring, makees jointly to damping spring
With compressing it.Therefore outer tube structure disclosed in above-mentioned technical proposal is optimized, propose a kind of feasible selection, institute
The outer cylinder stated is provided with internal buckle to spring platform, and the upper end of damping spring and internal buckle are pushed against to spring platform.
Since the internal buckle that the evagination of beam barrel supports spring platform and outer cylinder is corresponded to each other to spring platform, so that being formed between beam barrel and outer cylinder
Accommodate the annular space of damping spring.
Preferably, the internal buckle is supported spring platform and can be coaxially disposed for annular shape and with outer cylinder, and end face pushes against damping spring
Upper end；Or it is that the inner wall to the inner convex platform of the axle center internal buckle of outer cylinder, along outer cylinder presses circumference that the internal buckle, which supports spring platform,
It is uniformly distributed, the inner convex platform provides the point of application to damping spring and applies pressure to damping spring by the point of application.
Further, the steering for realizing front-wheel is relatively rotated between main shaft and beam barrel, structure should keep the axis of main shaft at this
Tropism simultaneously avoids generating excessive frictional force simultaneously, therefore optimizes to main shaft disclosed in above-mentioned technical proposal, and propose
Upper bearing is arranged on the main shaft and is rotatablely connected by the upper end of upper bearing and beam barrel for a kind of feasible selection.
Further, upper bearing is socketed on main shaft, bears axial force and peripheral force, wherein peripheral force makes main shaft and axis
Cylinder relatively rotates, and axial force will make upper bearing slide axially on main shaft；To avoid upper bearing from sliding axially, to upper
It states main axle structure disclosed in technical solution to optimize, proposes a kind of feasible selection, be provided with screw thread on the main shaft
Section, it is provided with compressing member at thread segment, the compressing member compresses upper bearing.Specifically, the compressing member is in screw thread
Section at screw, the lower surface and upper bearing for screwing rear compressing member fit closely, can so prevent upper bearing along main shaft to
Upper movement.
Further, beam barrel relatively moves in the axial direction with outer cylinder, and outer cylinder is socketed on beam barrel, and it is downward that beam barrel should be avoided
Movement excessively causes in the upper port retraction outer cylinder of beam barrel, therefore carries out to beam barrel structure disclosed in above-mentioned technical proposal excellent
Change, propose a kind of feasible selection, the beam barrel top is provided with position limiting structure, and the position limiting structure includes being arranged in axis
Limiting slot on cylinder and the limit film in limiting slot, limit film contact with the upper port of outer cylinder and limit beam barrel to moving down
It is dynamic.
Preferably, the limiting slot can be set to the annular groove being arranged along beam barrel outer surface circumference, the limit film
Snap ring may be selected and be caught in annular groove.
Further, the structure of main shaft is continued to optimize, is relatively rotated for convenience of main shaft and beam barrel, proposed a kind of feasible
Mounting structure is provided with lower bearing on the main shaft and is rotatablely connected by the lower end of lower bearing and beam barrel.By upper
The connection that is rotatably assorted of portion's bearing and lower bearing, is able to maintain the good axial direction of main shaft, and main shaft is facilitated to turn relative to beam barrel
It is dynamic.
Further, entirely turn to assembly need it is fixed on the car body could normal operation, in conjunction with above content to car body
Description, be arranged corresponding structure make turn to assembly connect with car body.Therefore to outer tube structure disclosed in above-mentioned technical proposal into
Row optimization is provided with fixed structure as a kind of feasible selection on the outer cylinder, the fixed structure includes and outer cylinder
The fulcrum being connected and fixed, fulcrum protrudes into the external thread pore structure for installing the assembly, and locking screw is provided on fulcrum
Thread segment is arranged in the outside wall surface of locking screw set and by the thread segment and thread pore structure tightening in line set.Such structure
So that it is more flexible to turn to the installation of assembly and car body, disassembly, facilitate the use of vehicle.
Further, branch axle construction disclosed in above-mentioned technical proposal is optimized, as a kind of feasible selection, institute
The fulcrum one end stated is fixedly connected with outer cylinder, and the other end is provided with collar, and the leading portion of locking screw set is thread segment, thread segment
End and collar push against.When the leading portion of locking screw set and thread pore structure cooperate, since thread segment pushes against fulcrum, so that
Fulcrum can not be exited out of thread pore structure.
Further, the front end of locking screw set can not be exited after so that fulcrum is entered thread pore structure, while should limit lock
Tight thread bush enters the limiting length of thread segment, therefore carries out to the structure of the set of locking screw disclosed in above-mentioned technical proposal excellent
Change, as feasible selection, the outer diameter of the locking screw set back segment is greater than the aperture at thread pore structure.It is arranged in this way
Purpose is that the back segment for pushing against thread segment is blocked at the port for reaching thread pore structure, can not continue forward, thus real
The stabilization of fulcrum is showed.
Compared with prior art, the invention has the benefit that
1. present invention setting beam barrel and outer cylinder cooperation, realize the damping and steering on single-shaft configuration, it is total to have simplified steering
At structure, also improve turn to assembly reliability.
2. present invention setting fixed structure is connected to car body for assembly is turned to, so that turning to the installation and removal of assembly more
Convenient, the maintenance cost for turning to assembly is lower, and use is more flexible.
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 only shows section Example of the invention, therefore is not to be taken 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 overall structure diagram for turning to assembly；
Fig. 2 is the cross-sectional side structural schematic diagram and partial enlargement diagram for turning to assembly；
Fig. 3 is the isometric schematic cross-sectional view and partial enlargement diagram for turning to assembly.
The meaning of each label in the figures above are as follows: 1- main shaft；2- compressing member；3- upper bearing；4- beam barrel；401- platform
Rank；5- limit film；6- outer cylinder；601- internal buckle supports spring platform；7- fulcrum；701- collar；8- locking screw set；801- back segment；802-
Leading portion；9- damping spring；10- lower bearing.
Specific embodiment
With reference to the accompanying drawing and specific embodiment does further explaination to the present invention.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, present embodiment discloses preceding damping single shafts to turn to assembly, is mounted on the front of car body,
For installing Chinese herbaceous peony wheel, the damping of the steering of Chinese herbaceous peony wheel is realized.Specifically, the steering assembly includes main shaft 1, main shaft 1
Upper socket beam barrel 4, beam barrel 4 and main shaft 1 relatively rotate；Outer cylinder 6 is socketed outside beam barrel 4, and there are rings between beam barrel 4 and outer cylinder 6
Gap is provided with damping spring 9 in annular space, and the lower end of damping spring 9 and beam barrel 4 push against, and upper end and the outer cylinder 6 of damping spring 9 support
Tightly；The upper end of beam barrel 4 is stretched out from the upper port of outer cylinder 6, and the sliding opposite in the axial direction of beam barrel 4 and outer cylinder 6.
Preceding damping single shaft disclosed in above-mentioned technical proposal turns to assembly, in specific work process, main shaft 1 and beam barrel 4 it
Between relatively rotate, realize the steering of front-wheel；It is relatively moved in the axial direction between beam barrel 4 and outer cylinder 6 simultaneously, when front-wheel is by the axis
To lift effect make, 6 compression shock absorption spring 9 of beam barrel 4 and outer cylinder, the active force that front-wheel is subject to is sustained, improve car body
Consistent level.
Beam barrel 4 and outer cylinder 6 realize the compression of damping spring 9 when being axially moved, the settable various structures of beam barrel 4 are realized and subtracted
Shake the abutting contact of spring 9.Beam barrel 4 disclosed in above-mentioned skill scheme is optimized from structure herein, is proposed a kind of feasible
Selection, the beam barrel 4 is provided with evagination to spring platform, and the lower end of damping spring 9 and evagination support the abutting of spring platform.
Specifically, the evagination, which supports spring platform structure, can be cylindric or cylindric and be coaxially disposed with beam barrel 4, end
Face pushes against damping spring 9；Or the evagination supports the outer lug boss that circumference uniform distribution is pressed in the outside wall surface that spring platform is beam barrel 4, damping
9 sets of spring on beam barrel 4, outer lug boss provides supporting point to the lower end of damping spring 9, and by this few place's supporting point to damping bullet
Spring 9 applies pressure.
In the present embodiment, the evagination for providing refinement supports spring platform structure, and the evagination supports the lower end that spring platform is located at beam barrel 4
At mouthful, and 4 lower port of beam barrel is stepped hole, and wherein the end face in step hole is the evagination for pushing against damping spring 9
To spring platform.
Corresponding with the structure of beam barrel 4, outer cylinder 6 exerts a force in the upper end of damping spring 9, makes jointly to the effect of damping spring 9
It is obtained to be compressed.Therefore 6 structure of outer cylinder disclosed in above-mentioned technical proposal is optimized, propose a kind of feasible selection, it is described
Outer cylinder 6 be provided with internal buckle to spring platform 601, the upper end of damping spring 9 and internal buckle support the abutting of spring platform 601.
Since the internal buckle that the evagination of beam barrel 4 supports spring platform and outer cylinder 6 is corresponded to each other to spring platform 601, so that beam barrel 4 and outer cylinder 6
Between form accommodate damping spring 9 annular space.
It is set at the upper end of outer cylinder 6 specifically, the internal buckle supports spring platform 601, and the internal buckle supports spring platform 601
It can be coaxially disposed for annular shape and with outer cylinder 6, end face pushes against the upper end of damping spring 9；Or the internal buckle supports spring platform 601
It is that inner wall to the inner convex platform of the axle center internal buckle of outer cylinder 6, along outer cylinder 6 is distributed by even circumferential, the inner convex platform is to subtracting
Spring 9 is shaken the point of application is provided and applies pressure to damping spring 9 by the point of application.
The steering for realizing front-wheel is relatively rotated between main shaft 1 and beam barrel 4, structure should keep the axial direction of main shaft 1 simultaneously at this
It avoids generating excessive frictional force simultaneously, therefore main shaft 1 disclosed in above-mentioned technical proposal is optimized, and propose that one kind can
Upper bearing 3 is arranged on the main shaft 1 and is rotatablely connected by the upper end of upper bearing 3 and beam barrel 4 for capable selection.
In the present embodiment, the upper bearing 3 is thrust ball bearing, and the inner ring of upper bearing 3 is socketed in main shaft 1
On, the upper end of beam barrel 4 is socketed on the outer ring of upper bearing 3.
In the present embodiment, step 401 is provided at the upper port of the beam barrel 4, the upper bearing 3 is set to step
401 connect and fix.Step 401 can push against upper bearing 3, avoid upper bearing 3 toward the lower slide of beam barrel 4.
Upper bearing 3 is socketed on main shaft 1, bears axial force and peripheral force, wherein peripheral force makes main shaft 1 and 4 phase of beam barrel
To rotation, axial force will make upper bearing 3 slide axially on main shaft 1；To avoid upper bearing 3 from sliding axially, to upper
It states 1 structure of main shaft disclosed in technical solution to optimize, proposes a kind of feasible selection, be provided with spiral shell on the main shaft 1
Line section is provided with compressing member 2 at thread segment, and the compressing member 2 compresses upper bearing 3.Specifically, the compressing member 2
It is screwed at thread segment, the lower surface and upper bearing 3 for screwing rear compressing member 2 fit closely, and can so prevent upper bearing 3
It is moved up along main shaft 1.
Beam barrel 4 relatively moves in the axial direction with outer cylinder 6, and outer cylinder 6 is socketed on beam barrel 4, and beam barrel 4 should be avoided and move down
Excessively cause in the upper port retraction outer cylinder 6 of beam barrel 4, therefore 4 structure of beam barrel disclosed in above-mentioned technical proposal optimized,
It is proposed a kind of feasible selection, 4 top of beam barrel is provided with position limiting structure, and the position limiting structure includes being arranged in beam barrel
The limiting slot of 4 upper sections and the limit film 5 in limiting slot, limit film 5 contacted with the upper port of outer cylinder 6 and limit beam barrel 4 to
Lower movement.
Specifically, the limiting slot can be set to the annular groove being arranged along 4 outer surface circumference of beam barrel, the limit film
5 optional snap rings are simultaneously caught in annular groove.
The structure of main shaft 1 is continued to optimize, is relatively rotated for convenience of main shaft 1 and beam barrel 4, proposes a kind of feasible installation knot
Structure is provided with lower bearing 10 on the main shaft 1 and is rotatablely connected by the lower end of lower bearing 10 and beam barrel 4.By upper
The connection that is rotatably assorted of portion's bearing 3 and lower bearing 10 is able to maintain the good axial direction of main shaft 1, facilitates main shaft 1 relative to axis
Cylinder 4 rotates.
In the present embodiment, the lower bearing 10 is tapered roller bearing, and the inner ring of lower bearing 10 is socketed in master
On axis 1, beam barrel 4 is socketed on the outer ring of lower bearing 10.Since the lower end of beam barrel 4 uses shoulder hole structure, lower bearing 10
Outer ring at wherein level-one hole, the hole wall in the outermost level-one hole of beam barrel 4 and 6 sliding contact of outer cylinder.
It is entire turn to assembly need it is fixed on the car body could normal operation, the description in conjunction with above content to car body, if
Setting corresponding structure connect steering assembly with car body.Therefore 6 structure of outer cylinder disclosed in above-mentioned technical proposal is optimized, make
For a kind of feasible selection, be provided with fixed structure on the outer cylinder 6, the fixed structure include connect with outer cylinder 6 it is solid
Fixed fulcrum 7, fulcrum 7 protrudes into the external thread pore structure for installing the assembly, and locking screw set is provided on fulcrum 7
8, thread segment is set in the outside wall surface of locking screw set 8 and by the thread segment and thread pore structure tightening.Such structure makes
Installation, the disassembly that assembly and car body must be turned to are more flexible, facilitate the use of vehicle.
7 structure of fulcrum disclosed in above-mentioned technical proposal is optimized, as a kind of feasible selection, the fulcrum
7 one end are fixedly connected with outer cylinder 6, and the other end is provided with collar 701, and the leading portion 802 of locking screw set 8 is thread segment, thread segment
End and collar 701 push against.When the leading portion 802 of locking screw set 8 and thread pore structure cooperate, since thread segment is by fulcrum
7 push against, so that fulcrum 7 can not be exited out of thread pore structure.
In the present embodiment, one end that fulcrum 7 protrudes into thread pore structure need to keep set direction, so just can ensure that entire
Assembly is turned on vertical plane, the angle of wheel installation is correct angle.Therefore, to the cooperation knot of fulcrum 7 and thread pore structure
Structure optimizes, specifically, thread pore structure and fulcrum 7 realize orientation by mutually matched sliding slot, draw runner, when fulcrum 7 is stretched
When entering in thread pore structure, draw runner is slid into corresponding sliding slot, and fulcrum 7 is made to keep set direction.
The front end of locking screw set 8 can not be exited after so that fulcrum 7 is entered thread pore structure, while should limit locking screw set
8 enter the limiting length of thread segment, therefore optimize to the structure of the set of locking screw disclosed in above-mentioned technical proposal 8, as
Feasible selection, the outer diameter that the locking screw covers 8 back segments 801 are greater than the aperture at thread pore structure.The mesh being arranged in this way
Be, push against the back segment 801 of thread segment and be blocked at the port for reaching thread pore structure, can not be continued forward, thus
Realize the stabilization of fulcrum 7.
In the present embodiment, the structure of locking screw set 8 is optimized, is set on the back segment 801 of the locking screw set 8
It is equipped with anti-skid structure.The back segment 801 for pushing against thread segment is used for stress turn, when that will turn to assembly and install to car body, passes through
Fulcrum 7 is connected fastening with thread pore structure by rotation locking thread bush 8, in disassembly, will be propped up also by rotation locking thread bush 8
Axis 7 loosens from thread pore structure.The effect of anti-skid structure is that the convenient back segment 801 to locking screw set 8 exerts a force, and makes fulcrum
7 installation and removal are more convenient.
Specifically, the anti-skid structure uses Anti-slip cover, anti-skid chequer or anti-skid bulge.
Above is the several embodiments that the present invention enumerates, but the present invention is not limited to above-mentioned optional embodiment,
In the case where not contradicting, above-mentioned technical characteristic can carry out any combination and obtain new technical solution, and those skilled in the art
Member can obtain other numerous embodiments according to the mutual any combination of aforesaid way, anyone can obtain under the inspiration of the present invention
Other various forms of embodiments out.Above-mentioned specific embodiment should not be understood the limitation of pairs of protection scope of the present invention,
Protection scope of the present invention should be subject to be defined in claims, and specification can be used for explaining claim
Book.
Claims (10)
1. damping single shaft turns to assembly before, it is characterised in that: including main shaft (1), is socketed beam barrel (4) on main shaft (1), beam barrel (4)
It is relatively rotated with main shaft (1)；Outer cylinder (6) are socketed outside beam barrel (4), and there are annular space, annular spaces between beam barrel (4) and outer cylinder (6)
It is inside provided with damping spring (9), the lower end and beam barrel (4) of damping spring (9) push against, the upper end and outer cylinder (6) of damping spring (9)
It pushes against；The upper end of beam barrel (4) is stretched out from the upper port of outer cylinder (6), and beam barrel (4) and outer cylinder (6) sliding opposite in the axial direction.
2. preceding damping single shaft according to claim 1 turns to assembly, it is characterised in that: the beam barrel (4) is provided with outer
Convex to support spring platform, the lower end of damping spring (9) and evagination are pushed against to spring platform.
3. preceding damping single shaft according to claim 1 turns to assembly, it is characterised in that: in the outer cylinder (6) is provided with
Button supports spring platform (601), and the upper end of damping spring (9) and internal buckle are pushed against to spring platform (601).
4. preceding damping single shaft according to claim 1 turns to assembly, it is characterised in that: on the main shaft (1) in setting
Portion's bearing (3) is simultaneously rotatablely connected by the upper end of upper bearing (3) and beam barrel (4).
5. preceding damping single shaft according to claim 4 turns to assembly, it is characterised in that: be provided on the main shaft (1)
Thread segment is provided with compressing member (2) at thread segment, and the compressing member (2) compresses upper bearing (3).
6. preceding damping single shaft according to claim 1 turns to assembly, it is characterised in that: beam barrel (4) the top setting
There is position limiting structure, the position limiting structure includes limiting slot of the setting on beam barrel (4) and the limit film in limiting slot
(5), limit film (5) contacts with the upper port of outer cylinder (6) and limits beam barrel (4) and moves down.
7. preceding damping single shaft according to claim 1 turns to assembly, it is characterised in that: be provided on the main shaft (1)
Lower bearing (10) is simultaneously rotatablely connected by the lower end of lower bearing (10) and beam barrel (4).
8. preceding damping single shaft according to claim 1 turns to assembly, it is characterised in that: be provided on the outer cylinder (6)
Fixed structure, the fixed structure include the fulcrum (7) being connected and fixed with outer cylinder (6), and fulcrum (7) protrudes into external for installing
In the thread pore structure of the assembly, and it is provided with locking screw set (8) on fulcrum (7), is set in the outside wall surface of locking screw set (8)
Set thread segment and by the thread segment and thread pore structure tightening.
9. preceding damping single shaft according to claim 8 turns to assembly, it is characterised in that: described fulcrum (7) one end and outer
Cylinder (6) is fixedly connected, and the other end is provided with collar (701), and the leading portion (802) of locking screw set (8) is thread segment, thread segment
End and collar (701) push against.
10. preceding damping single shaft according to claim 8 turns to assembly, it is characterised in that: after the locking screw set (8)
The outer diameter of section (801) is greater than the aperture at thread pore structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910251326.4A CN109850048A (en) | 2019-03-29 | 2019-03-29 | Preceding damping single shaft turns to assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910251326.4A CN109850048A (en) | 2019-03-29 | 2019-03-29 | Preceding damping single shaft turns to assembly |
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| CN109850048A true CN109850048A (en) | 2019-06-07 |
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| CN201910251326.4A Pending CN109850048A (en) | 2019-03-29 | 2019-03-29 | Preceding damping single shaft turns to assembly |
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