CN206571878U - A kind of shock absorber of restraint of liberty degree - Google Patents
A kind of shock absorber of restraint of liberty degree Download PDFInfo
- Publication number
- CN206571878U CN206571878U CN201720247563.XU CN201720247563U CN206571878U CN 206571878 U CN206571878 U CN 206571878U CN 201720247563 U CN201720247563 U CN 201720247563U CN 206571878 U CN206571878 U CN 206571878U
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- connecting rod
- carriage
- shock absorber
- restraint
- upper connecting
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Abstract
The utility model provides a kind of shock absorber of restraint of liberty degree, including upper connecting rod, lower connecting rod；The left end of the upper connecting rod is equipped with carriage with right-hand member, and the outer end of the carriage is connected with elastic construction, and the outer end of the elastic construction is connected with device of blocking；The left end of the lower connecting rod is again provided with carriage with right-hand member, and the outer end of the carriage is connected with elastic construction, and the outer end of the elastic construction is connected with device of blocking；Hinge bar is provided between the carriage of the carriage of the upper connecting rod left end and the lower connecting rod right-hand member, hinge bar is provided between the carriage of the carriage of the upper connecting rod right-hand member and the lower connecting rod left end, and the intersection of two hinge bars is rotatably connected；And be hinged between each carriage and corresponding hinge bar.The advantages of the utility model has simple in construction, applied widely, can both be encapsulated as single damping element, can also be built simultaneously using multiple shock absorbers as vibration insulating system.
Description
Technical field
The utility model belongs to vibration control technology field, more particularly, to a kind of shock absorber of restraint of liberty degree.
Background technology
During large scale equipment, precision equipment is transported, the condition limitation of Project Realization, most vibration insulating systems are limited to
Centroid distance vibration insulating system plane it is higher.This installment state not only causes translation and the coupling rotated, in transport mechanics
Shaking volume under the various maximum conditions of environment is larger, have impact on equipment conveying security.
The base vibration isolation of accurate sensing equipment needs relatively low system frequency, and sensing equipment needs the interference for avoiding rocking.
Skyscraper needs higher torsional rigidity and relatively low translation rigidity in the vibration insulating system that antidetonation, windproof aspect are used.It is general
Do not linked between each damping element of logical vibration insulating system, cause that overall shaking volume is larger, pointing accuracy is interfered.
The content of the invention
In view of this, the utility model is directed to a kind of shock absorber of restraint of liberty degree, of the prior art to overcome
It is not enough.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of shock absorber of restraint of liberty degree, including upper connecting rod, lower connecting rod；
The left end of the upper connecting rod is equipped with carriage with right-hand member, and the outer end of the carriage connects flexible knot
Structure, the outer end of the elastic construction is connected with device of blocking；
The left end of the lower connecting rod is again provided with carriage with right-hand member, and the outer end connection of the carriage is flexible
Structure, the outer end of the elastic construction is connected with device of blocking；
Hinge bar is provided between the carriage of the carriage of the upper connecting rod left end and the lower connecting rod right-hand member,
Hinge bar, and two hinges are provided between the carriage of the carriage of the upper connecting rod right-hand member and the lower connecting rod left end
The intersection of extension bar is rotatably connected；
And be hinged between each carriage and corresponding hinge bar.
Further, the carriage is sliding shoe, and the sliding shoe is sleeved on upper connecting rod or lower connecting rod.
Further, it is hinged between the sliding shoe and hinge bar by universal.
Further, the elastic construction is spring.
Further, the device of blocking is baffle plate.The baffle plate is fixed on upper connecting rod or lower connecting rod
Further, described two hinge bars are connected in intersection by connecting bearing pin.
Further, the upper connecting rod be arranged in parallel with lower connecting rod.
Relative to prior art, the shock absorber of restraint of liberty degree described in the utility model has the advantage that：This practicality
New described shock absorber, one rotational freedom of vibration insulating system from mechanical ceiling structure, can be used for precision equipment
In terms of ultralow frequency transport vibration isolation, accurate sensing equipment vibration isolation and building Windproof anti-seismic；The utility model have it is simple in construction, fit
With scope it is wide the advantages of, can both be encapsulated as single damping element, can also be built simultaneously using multiple the utility model shock absorbers
For vibration insulating system.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the structural representation of the shock absorber of the restraint of liberty degree described in the utility model embodiment；
Description of reference numerals：
1st, baffle plate；2nd, spring；3rd, sliding block；4th, universal hinge；5th, upper connecting rod；6th, hinge bar；7th, bearing pin is connected；8th, lower connection
Bar；.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in figure 1, a kind of shock absorber of restraint of liberty degree, including upper connecting rod 5, lower connecting rod 8；The upper connecting rod
5 be arranged in parallel with lower connecting rod 8.
The left end of the upper connecting rod 5 is equipped with carriage with right-hand member, and the outer end connection of the carriage is flexible
Structure, the outer end of the elastic construction is connected with device of blocking；
The left end of the lower connecting rod 8 is again provided with carriage with right-hand member, and the outer end of the carriage is connected with bullet
Property structure, the outer end of the elastic construction is connected with device of blocking；
It is provided with and is hinged between the carriage of the left end of upper connecting rod 5 and the carriage of the right-hand member of the lower connecting rod 8
Bar 6, is provided with hinge bar 6 between the carriage of the right-hand member of upper connecting rod 5 and the carriage of the left end of the lower connecting rod 8,
And the intersection of two hinge bars 6 is rotatably connected；
And be hinged between each carriage and corresponding hinge bar 6.
The carriage is sliding shoe 3, and the sliding shoe 3 is sleeved on upper connecting rod 5 or lower connecting rod 8.The cunning
It is hinged between motion block 3 and hinge bar 6 by universal.The elastic construction is spring 2.The device of blocking is described for baffle plate 1
Baffle plate 1 is fixed on upper connecting rod 5 or lower connecting rod 8.Described two hinge bars 6 are connected in intersection by connecting bearing pin 7.
When using shock absorber described in the utility model, upper connecting rod 5 and lower connecting rod 8 are connected to by vibration damping
Between body and basis, when shock absorber along Z-direction by encouraging, the spacing of upper connecting rod 5 and lower connecting rod 8 changes, and causes
Angle between two hinge bars 6 changes, and promotes sliding block 3 to compress or extension spring 2, so that shock absorber is obtained along Z-direction
Elasticity.
Shock absorber is by along X to during excitation, and the transverse shifting of lower connecting rod 8, the reverse landscape of upper connecting rod 5 is moved, upper connection
Between bar 5 and lower connecting rod 8 reverse landscape movement, make damping means obtain along X to elasticity.
When shock absorber is by the excitation rotated around Y-axis, upper connecting rod 5 has from parallel to not parallel with lower connecting rod 8
Rotation trend, be limited to hinge bar 6, connection bearing pin 7 for incompressible limitation that is rigidly connected, shock absorber rotates around Y-axis
Rigidity is essentially the rigidity of structure.
Thus, shock absorber of the present utility model has Z, X to translation elastic stiffness, Y-direction and Rx to rigidity be zero, Rz and Ry
Rigidity be the rigidity of structure, by 7 connection bearing pins at install spring, Rz elastic stiffness can be obtained.Multiple damping means
It is applied in combination along different directions, vibration insulating system can be made to obtain the control turning power of multiple directions.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of shock absorber of restraint of liberty degree, it is characterised in that：Including upper connecting rod (5), lower connecting rod (8)；
The left end of the upper connecting rod (5) is equipped with carriage with right-hand member, and the outer end of the carriage connects flexible knot
Structure, the outer end of the elastic construction is connected with device of blocking；
The left end of the lower connecting rod (8) is again provided with carriage with right-hand member, and the outer end connection of the carriage is flexible
Structure, the outer end of the elastic construction is connected with device of blocking；
It is provided with and is hinged between the carriage of upper connecting rod (5) left end and the carriage of the lower connecting rod (8) right-hand member
Bar (6), provided with hinge between the carriage of upper connecting rod (5) right-hand member and the carriage of the lower connecting rod (8) left end
Extension bar (6), and the intersection of two hinge bars (6) is rotatably connected；
And be hinged between each carriage and corresponding hinge bar (6).
2. the shock absorber of restraint of liberty degree according to claim 1, it is characterised in that：The carriage is sliding shoe
(3), the sliding shoe (3) is sleeved on upper connecting rod (5) or lower connecting rod (8).
3. the shock absorber of restraint of liberty degree according to claim 2, it is characterised in that：The sliding shoe (3) and hinge bar
(6) it is hinged between by universal.
4. the shock absorber of restraint of liberty degree according to claim 1, it is characterised in that：The elastic construction is spring (2).
5. the shock absorber of restraint of liberty degree according to claim 1, it is characterised in that：The device of blocking is baffle plate (1)；
The baffle plate (1) is fixed on upper connecting rod (5) or lower connecting rod (8).
6. the shock absorber of restraint of liberty degree according to claim 1, it is characterised in that：Described two hinge bars (6) are in phase
Connected at friendship by connecting bearing pin (7).
7. the shock absorber of restraint of liberty degree according to claim 1, it is characterised in that：The upper connecting rod (5) and lower company
Extension bar (8) be arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247563.XU CN206571878U (en) | 2017-03-14 | 2017-03-14 | A kind of shock absorber of restraint of liberty degree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247563.XU CN206571878U (en) | 2017-03-14 | 2017-03-14 | A kind of shock absorber of restraint of liberty degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206571878U true CN206571878U (en) | 2017-10-20 |
Family
ID=60055668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720247563.XU Active CN206571878U (en) | 2017-03-14 | 2017-03-14 | A kind of shock absorber of restraint of liberty degree |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206571878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763404A (en) * | 2017-03-14 | 2017-05-31 | 天津航天机电设备研究所 | A kind of shock absorber of restraint of liberty degree |
-
2017
- 2017-03-14 CN CN201720247563.XU patent/CN206571878U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763404A (en) * | 2017-03-14 | 2017-05-31 | 天津航天机电设备研究所 | A kind of shock absorber of restraint of liberty degree |
| CN106763404B (en) * | 2017-03-14 | 2020-01-10 | 天津航天机电设备研究所 | Shock absorber capable of limiting degree of freedom |
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