CN205401592U - Container is used to to active control formula - Google Patents
Container is used to to active control formula Download PDFInfo
- Publication number
- CN205401592U CN205401592U CN201620137833.7U CN201620137833U CN205401592U CN 205401592 U CN205401592 U CN 205401592U CN 201620137833 U CN201620137833 U CN 201620137833U CN 205401592 U CN205401592 U CN 205401592U
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- China
- Prior art keywords
- fixing
- container
- nut
- screw mandrel
- planet carrier
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- Withdrawn - After Issue
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Abstract
The utility model discloses a container is used to to active control formula mainly includes by the lead screw vicely and vice with the gear meshing transmission of the internal tooth formation of outer ring gear by the external tooth of planet wheel with the worm drive of nut formation. The utility model discloses a power output of being used to the container is adjusted as initiative controlling element to the motor to the use field of being used to the container is widened in the vibration input that the adaptation changes, adopt planet flywheel group to produce the inertia effect, through planetary gear train's revolution and the dual motion of rotation, what the container was used to in effective improvement is used to hold the coefficient.
Description
Technical field
This utility model relates to a kind of used container, particularly relates to the used container of a kind of active control type.
Background technology
Used container power output is directly proportional to the relative acceleration at two ends, it is possible to realizes the dynamics of big quality with little quality, is greatly broadened the version of vibration control.But, used container is two end element, and when using as the inertance element in the application scenarios such as dynamic vibration absorber, its action mode has a great difference with single mass body, inevitably causes the problems such as vibration damping frequency range constriction.Additionally, the used container of fixed structure, its used coefficient that holds also should determine that constant mutually, it is impossible to adapts to the vibration input of change.Furthermore, the used container of existing conventional single flywheel only utilizes the rotary inertia of single flywheel, and the used coefficient that holds is restricted.
As it is shown in figure 1, be the used container of existing conventional single flywheel ball-screw, its used coefficient that holds is, less.
Summary of the invention
The used container used appearance coefficient that the purpose of this utility model is the current fixed structure of solution is constant, it is impossible to the vibration adapting to change inputs, and the technical problem that appearance coefficient is restricted is used to by the used container of single flywheel ball-screw.
For realizing above utility model purpose, this utility model provides a kind of active control type used container, upper lift ring is fixing with motor case upper end to be connected, described motor case lower end is fixing with external toothing upper end to be connected, the shell of motor is fixing with described external toothing upper end to be connected, and rotor is fixing with the side of planet carrier endoporus to be connected；
The upper end of bearing block is fixing with described external toothing to be connected, and the endoporus of described bearing block is fixing with the outer ring of bearing group to be connected, and the inner ring of described bearing group is fixing with screw mandrel to be connected, and it is secondary that described screw mandrel and nut form worm drive；
Described nut is fixing with the upper end of nut case to be connected, and the lower end of described nut case is fixing with lower lift ring to be connected；
The opposite side of described planet carrier endoporus is fixing with the upper end of described screw mandrel to be connected, described planet carrier periphery is provided with multiple hole, each described hole is fixing with the lower end of planet wheel spindle respectively to be connected, the upper end of described planet wheel spindle is connected with the inner ring of planet wheel bearing, the outer ring of described planet wheel bearing is connected with planetary gear, and it is secondary that the external tooth of described planetary gear and the internal tooth of described external toothing form meshed transmission gear.
Further, described planet carrier periphery is provided with several hole symmetrically.
Compared with prior art, the beneficial effects of the utility model are:
This utility model adopts motor as active control elements, regulating the power output of used container, thus adapting to the vibration input of change, widening the use field of used container, the used container used appearance coefficient overcoming fixed structure is constant, it is impossible to adapt to the defect of the vibration input of change；This utility model also adopts planet flywheel group to produce effect of inertia, by the revolution of planet circular system and rotation twofold motion, is effectively improved the used appearance coefficient of used container, overcome the used container of single flywheel ball-screw be used to hold coefficient is less and the defect that is restricted.
Accompanying drawing explanation
Fig. 1 is the structural representation of the used container of single flywheel ball-screw in prior art；
Fig. 2 is the structural representation of one embodiment of this utility model；
Fig. 3 is the A-A sectional view in Fig. 2；
Fig. 4 is the operation principle schematic diagram of one embodiment of this utility model.
In figure, 1-upper lift ring, 2-motor case, 3-motor, 4-external toothing, 5-rotor, 6-planet wheel spindle, 7-bearing block, 8-bearing group, 9-screw mandrel, 10-nut case, 11-nut, 12-lower lift ring, 13-planet carrier, 14-planetary gear, 15-planet wheel bearing.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figures 2 and 3, active control type of the present utility model is used to container, and upper lift ring 1 is fixing with motor case 2 upper end to be connected, and motor case 2 lower end is fixing with external toothing 4 upper end to be connected, and motor 3 shell is fixing with external toothing 4 upper end to be connected.Rotor 5 is fixing with the side of planet carrier 13 endoporus to be connected.
The upper end of bearing block 7 is fixing with external toothing 4 to be connected, and the endoporus of bearing block 7 is fixing with the outer ring of bearing group 8 to be connected, and the inner ring of bearing group 8 is fixing with screw mandrel 9 to be connected, and screw mandrel 9 and nut 11 form worm drive pair.
Nut 11 is fixing with the upper end of nut case 10 to be connected, and the lower end of nut case 10 is fixing with lower lift ring 12 to be connected.
The opposite side of planet carrier 13 endoporus is fixing with the upper end of screw mandrel 9 to be connected, there is several hole planet carrier 13 periphery, each hole is fixing with planet wheel spindle 6 lower end respectively to be connected, planet wheel spindle 6 upper end is connected with the inner ring of planet wheel bearing 15, the outer ring of planet wheel bearing 15 is connected with planetary gear 14, and it is secondary that the external tooth of planetary gear 14 and the internal tooth of external toothing 4 form meshed transmission gear.
As in Figure 2-4, when active control type of the present utility model is used to container work, when upper lift ring 1 and lower lift ring 12 produce relative motion, nut case 10 promotes nut 11 to move along screw mandrel 9, thus driving screw mandrel 9 to rotate, screw mandrel 9 drives planet carrier 13 to rotate.Planetary gear 14 is under the driving of planet carrier 13, and by the meshing relation with external toothing 4, forming existing revolution has again the forms of motion of rotation.The motion of planetary gear 14 and planet carrier 13 forms moment of inertia TbIt is applied on screw mandrel 9, torque TbThe inertial force F of rectilinear direction is converted to by screw mandrel 9 and nut 11b。
Apply torque T to planet carrier 13 and screw mandrel 9 by motor 3A, torque TAThe active role power F of rectilinear direction is converted to by screw mandrel 9 and nut 11A。
Inertial force FbWith active role power FASuperposition, forms the total force F acting between upper lift ring 1 and lower lift ring 12.Therefore actively it is used to container and can be expressed as the functional structure shown in Fig. 4.
The displacement setting suspension ring 12 is x1, speed is v1, acceleration is a1.The displacement of upper lift ring 1 is x2, speed is v2, acceleration is a2.Planet carrier 13, rotor 5, screw mandrel 9 total rotary inertia be J1.Planetary gear quantity N.The rotation rotary inertia of single row star-wheel 14 is J2, reference radius r；Revolution rotary inertia is J3, revolution-radius R.Planet carrier 13, rotor 5, the relative external toothing 4 of screw mandrel 9 corner be θ1, rotating speed is ω1, angular acceleration is α1.Planetary gear 14 rotation rotational speed omega2.Screw mandrel pitch P.Obtain according to law of conservation of energy:
(1)；
Both sides take differential together and obtain:
(2)；
Rotation relation according to planet circular system obtains:
(3)；
Obtain according to screw rod transmission relation:
(4)；
Formula (3), (4) are substituted into formula (2) and obtain:
(5)；
That is:
(6)；
In formula,,。
Assuming that planet carrier 13, rotor 5, screw mandrel 9 are homogenizing cylinder, gross mass is m1, equivalent radius of gyration L；Planetary gear 14 is homogenizing cylinder, and quality is m2:
(7)；
Formula (7) is substituted into formula (5) obtain:
(8)；
Namely container of being actively used to described in the utility model is not applying active role power, i.e. TAWhen=0, the used coefficient that holds is:
；
Can by quality (m1+Nm2) produce to be equivalent to quality and beThe kinetic effect that can be generated by of mass body.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not necessarily departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content in description, it is necessary to determine its technical scope according to right.
Claims (2)
1. the used container of active control type, it is characterized in that, upper lift ring is fixing with motor case upper end to be connected, and described motor case lower end is fixing with external toothing upper end to be connected, the shell of motor is fixing with described external toothing upper end to be connected, and rotor is fixing with the side of planet carrier endoporus to be connected；
The upper end of bearing block is fixing with described external toothing to be connected, and the endoporus of described bearing block is fixing with the outer ring of bearing group to be connected, and the inner ring of described bearing group is fixing with screw mandrel to be connected, and it is secondary that described screw mandrel and nut form worm drive；
Described nut is fixing with the upper end of nut case to be connected, and the lower end of described nut case is fixing with lower lift ring to be connected；
The opposite side of described planet carrier endoporus is fixing with the upper end of described screw mandrel to be connected, described planet carrier periphery is provided with multiple hole, each described hole is fixing with the lower end of planet wheel spindle respectively to be connected, the upper end of described planet wheel spindle is connected with the inner ring of planet wheel bearing, the outer ring of described planet wheel bearing is connected with planetary gear, and it is secondary that the external tooth of described planetary gear and the internal tooth of described external toothing form meshed transmission gear.
2. the used container of active control type as claimed in claim 1, it is characterised in that described planet carrier periphery is provided with several hole symmetrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620137833.7U CN205401592U (en) | 2016-02-24 | 2016-02-24 | Container is used to to active control formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620137833.7U CN205401592U (en) | 2016-02-24 | 2016-02-24 | Container is used to to active control formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205401592U true CN205401592U (en) | 2016-07-27 |
Family
ID=56446647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620137833.7U Withdrawn - After Issue CN205401592U (en) | 2016-02-24 | 2016-02-24 | Container is used to to active control formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205401592U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546037A (en) * | 2016-02-24 | 2016-05-04 | 浙江大学台州研究院 | Active control type inerter |
| CN112813740A (en) * | 2020-12-31 | 2021-05-18 | 北京交通大学 | Inertia-enhanced floating track slab dynamic vibration absorption system and using method thereof |
| CN115853945A (en) * | 2022-12-08 | 2023-03-28 | 湘潭大学 | Bidirectional inertia capacity adjustable shock absorber and control method |
-
2016
- 2016-02-24 CN CN201620137833.7U patent/CN205401592U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546037A (en) * | 2016-02-24 | 2016-05-04 | 浙江大学台州研究院 | Active control type inerter |
| CN112813740A (en) * | 2020-12-31 | 2021-05-18 | 北京交通大学 | Inertia-enhanced floating track slab dynamic vibration absorption system and using method thereof |
| CN112813740B (en) * | 2020-12-31 | 2022-04-08 | 北京交通大学 | Inertia-enhanced floating track slab dynamic vibration absorption system and using method thereof |
| CN115853945A (en) * | 2022-12-08 | 2023-03-28 | 湘潭大学 | Bidirectional inertia capacity adjustable shock absorber and control method |
| CN115853945B (en) * | 2022-12-08 | 2024-05-24 | 湘潭大学 | Bidirectional inertia capacity adjustable shock absorber and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160727 Effective date of abandoning: 20170620 |
|
| AV01 | Patent right actively abandoned |