CN206555346U - A kind of magnetic rheological liquid damper - Google Patents
A kind of magnetic rheological liquid damper Download PDFInfo
- Publication number
- CN206555346U CN206555346U CN201720183239.6U CN201720183239U CN206555346U CN 206555346 U CN206555346 U CN 206555346U CN 201720183239 U CN201720183239 U CN 201720183239U CN 206555346 U CN206555346 U CN 206555346U
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- CN
- China
- Prior art keywords
- connecting rod
- iron core
- fuel tank
- magnetic rheological
- guide way
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of magnetic rheological liquid damper, in the outer end erection joint of connecting rod, the inner of connecting rod is stretched into from one of fuel tank, the other end of fuel tank is connected by connector with high-pressure cylinder, inner in the connecting rod sets iron core, suit coil on the iron core, the wire being connected with coil is drawn from the central through hole of connecting rod.The utility model damping force real-time electronic is adjustable, and adjustable range is up to 13 times；Damping force reaction speed is fast, up to 1ms；Damping force precision is high, can be accurate to 0.5N；Damping force it is easy to adjust be applicable, can matching control system realize automatically adjust.Meanwhile, the utility model is simple in construction, and assembling is easy, and the stability and uniformity of properties of product are good, can be applicable in a variety of occasions such as automobile, motorcycle, engineering machinery, building, bridge.
Description
Technical field
The utility model belongs to damper technique field, specifically, more particularly to a kind of magnetic rheological liquid damper.
Background technology
Damper is a kind of device for slowing down mechanical oscillation using damping characteristic and consuming kinetic energy, is commonly used in the outstanding of automobile
In crane system and motorcycle, some engineering machinery also have damper, and some building lots or bridge cable are considered for shockproof,
Also damper is had.Existing damper is combined etc. by connector, piston rod, fuel tank, cylinder and closure and constituted, without hindrance
The adjustable function of Buddhist nun's power electronics, therefore damping also has the space of lifting, and the widespread adoption of damper is also constrained significantly.
Utility model content
In view of the drawbacks described above of prior art, technical problem to be solved in the utility model is to provide a kind of magnetorheological
Fluid damper.
Technical solutions of the utility model are as follows：A kind of magnetic rheological liquid damper, in the outer end erection joint of connecting rod, connecting rod
The inner is stretched into from one of fuel tank, and the other end of fuel tank is connected by connector with high-pressure cylinder, it is characterised in that：Institute
State the inner of connecting rod and suit coil on iron core, the iron core is set, the wire being connected with coil is drawn from the central through hole of connecting rod.
Using above technical scheme, electric current is orderly wound the coil on iron core because of energization by wire switch-on coil
Magnetic field is produced, virtual magnetic induction line is produced by fuel tank formation loop from iron core, and magnetic field intensity is with the change of size of current
Change and change strong and weak.When the liquid room of fuel tank is full of special magnetic flow liquid, the ferromagnetic particle in its liquid is with virtual magnetic induction line
Arrangement forms " chain " shape, and the size of its yield strength changes with strong and weak change of magnetic field intensity.When damper laced belt
When dynamic iron core axially moves, then " chain " of ferromagnetic particle formation in liquid must be destroyed, so as to produce required damping force.Therefore
This, reaches the purpose that the size of current for being passed through coil by control controls damper to produce damping force size.
In order that energy loss is small, and magnetic field intensity is strengthened, and the coil is coated on iron core by fluid sealant, coil
Number is two groups or two groups of positive integer multiple.
Guide holder is set in the side of the iron core, the guide holder is sleeved on connecting rod by the first guide way, iron core
Opposite side sets the second guide way, and the second guide way is circle, offers and multiple is circumferentially uniformly distributed on the second guide way
Via, and be embedded in piston ring in the annular groove of the second guide way outer wall.So using double guide way designs, the effect of the first guide way
To be oriented to and sealing, the second guide way is support guide, the size of annulus damp channel has been effectively ensured, so as to ensure that product
The stability and uniformity of performance.
For the ease of processing and manufacturing, the connecting rod, iron core and the second guide way are structure as a whole, and the second guide way passes through contracting
Footpath section is connected as a single entity with iron core.
In order to simplify structure, it is easy to be connected with joint while facilitating wire to draw, is set with the outer end of the connecting rod
Wire pressing seat, connecting rod is connected by wire pressing seat with joint, and line ball lid, central through hole of the wire from connecting rod are installed on wire pressing seat
The outer face of connecting rod is drawn, and is drawn from the string holes on wire pressing seat.
Floating piston is set in the high-pressure cylinder, the floating piston is by the air chamber and fuel tank in high-pressure cylinder
Liquid room is separated.With upper liquid qi leel from design, liquid room is kept completely separate with air chamber by floating piston, has been effectively ensured in liquid room and has all been filled
Full special magnetic flow liquid, it is to avoid idle running and liquid bubble；And gases at high pressure are filled with air chamber and promote floating piston to liquid room
Interior magnetic flow liquid has compensating action.
Screw thread is provided with the outer wall of the fuel tank, the screw thread extends to the other end from fuel tank one end.Fuel tank
Outer tube full thread is designed, and reaches the purpose effectively radiated.
The beneficial effects of the utility model are as follows：
1) damping force real-time electronic is adjustable；
2) damping force adjustable range is up to 13 times；
3) damping force reaction speed is fast, up to 1ms；
4) damping force precision is high, can be accurate to 0.5N；
5) damping force it is easy to adjust be applicable, can matching control system realize automatically adjust；
6) simple in construction, assembling is easy, and the stability and uniformity of properties of product are good, can be in automobile, motorcycle, engineering
A variety of occasions such as machinery, building, bridge are applicable.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the utility model one.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in figure 1, fuel tank 3 is the straight tube structure of open at both ends, dust cap, right-hand member are installed in the left end of fuel tank 3
Install and be provided with screw thread on connector 4, the outer wall of fuel tank 3, the left end of the screw thread from fuel tank 3 extends to right-hand member, play radiating
Effect.The left end of connecting rod 1 is outer end, and right-hand member is the inner, is set with wire pressing seat 13 in the left end of connecting rod 1, connecting rod 1 passes through wire pressing seat
13 are connected with joint 2, and matched line ball lid 14 is installed on wire pressing seat 13.
As shown in figure 1, the right-hand member of connecting rod 1 passes through dust cap, stretched into from the left end of fuel tank 3.Set in the right-hand member of connecting rod 1
Iron core 6, the iron core 6 is preferably structure as a whole with connecting rod 1, and the diameter of iron core 6 is more than the diameter of connecting rod 1.Wiring is covered on iron core 6
Circle 7, coil 7 is coated on iron core 6 by fluid sealant, and the number of coil 7 is two groups or two groups of positive integer multiple, i.e.,：Coil 7 can
To be two groups, four groups, six groups or other even numbers.The inner of wire 8 is connected with coil 7, and the outer end of wire 8 is from connecting rod 1
Central through hole draws the left side of connecting rod 1, and is drawn from the string holes on wire pressing seat 13.
As shown in figure 1, setting guide holder 9 in the left side of iron core 6, the guide holder 9 is located in fuel tank 3, and guide holder 9 passes through
First guide way 10 is sleeved on connecting rod 1.First guide way 10 can use existing mature technology, and its structure will not be described here.
Second guide way 11 is set on the right side of iron core 6, and the second guide way 11 is circle, and the diameter of the second guide way 11 is slightly larger than iron core
6 diameter, the second guide way 11 is connected as a single entity by undergauge section with iron core 6.Offered on the second guide way 11 multiple by circle
Week equally distributed via 11a, and piston ring 12 is embedded in the annular groove of the outer wall of the second guide way 11.
As shown in figure 1, high-pressure cylinder 5 is located at the side of fuel tank 3, both are parallel, and high-pressure cylinder 5 passes through connector
4 are linked together with fuel tank 3, and the passage of connection high-pressure cylinder 5 and fuel tank 3 is provided with connector 4.In high-pressure cylinder 5
Middle setting floating piston 15, the floating piston 15 separates the air chamber A in high-pressure cylinder 5 with the liquid room B in fuel tank 3.
Operation principle of the present utility model is as follows：
Electric current is by the switch-on coil 7 of wire 8, and the coil 7 being orderly wound on iron core 6 produces magnetic field because of energization, virtually
Magnetic induction line P is produced by the formation loop of fuel tank 3 from iron core 6, and magnetic field intensity changes by force with the change of size of current
It is weak.When the liquid room B of fuel tank 3 is full of special magnetic flow liquid, ferromagnetic particle in its liquid is shape with virtual magnetic induction line arrangement
Size into " chain " shape, and its yield strength changes with strong and weak change of magnetic field intensity.When damper joint 2 is with dynamic iron core 6
When doing left and right axial movement, then " chain " of ferromagnetic particle formation in liquid must be destroyed, so as to produce required damping force.Therefore
This, reaches the purpose that the size of current for being passed through coil by control controls damper to produce damping force size.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member just can make many modifications and variations without creative work according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (7)
1. a kind of magnetic rheological liquid damper, in the outer end erection joint (2) of connecting rod (1), connecting rod (1) it is inner from fuel tank (3)
One stretch into, the other end of fuel tank (3) is connected by connector (4) with high-pressure cylinder (5), it is characterised in that：Described
The inner of connecting rod (1) sets suit coil (7) on iron core (6), the iron core (6), and the wire (8) being connected with coil (7) is from even
The central through hole of bar (1) is drawn.
2. magnetic rheological liquid damper as claimed in claim 1, it is characterised in that：The coil (7) is coated on iron by fluid sealant
On core (6), the number of coil (7) is two groups or two groups of positive integer multiple.
3. magnetic rheological liquid damper as claimed in claim 1 or 2, it is characterised in that：Set and lead in the side of the iron core (6)
To seat (9), the guide holder (9) is sleeved on connecting rod (1) by the first guide way (10), and the opposite side of iron core (6) sets second
Guide way (11), the second guide way (11) is circle, is offered on the second guide way (11) multiple circumferentially equally distributed
Piston ring (12) is embedded in via (11a), and the annular groove of the second guide way (11) outer wall.
4. magnetic rheological liquid damper as claimed in claim 3, it is characterised in that：The connecting rod (1), iron core (6) and second are led
It is structure as a whole to body (11), the second guide way (11) is connected as a single entity by undergauge section with iron core (6).
5. the magnetic rheological liquid damper as described in claim 1 or 2 or 4, it is characterised in that：Covered in the outer end of the connecting rod (1)
Wire pressing seat (13) is filled, connecting rod (1) is connected by wire pressing seat (13) with joint (2), and installation line ball lid (14) on wire pressing seat (13),
The wire (8) draws the outer face of connecting rod (1) from the central through hole of connecting rod (1), and is drawn from the string holes on wire pressing seat (13).
6. the magnetic rheological liquid damper as described in claim 1 or 2 or 4, it is characterised in that：Set in the high-pressure cylinder (5)
Put floating piston (15), the floating piston (15) by the liquid room (B) in the air chamber (A) in high-pressure cylinder (5) and fuel tank (3) every
Open.
7. magnetic rheological liquid damper as claimed in claim 1, it is characterised in that：Set on the outer wall of the fuel tank (3)
There is screw thread, the screw thread extends to the other end from fuel tank (3) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720183239.6U CN206555346U (en) | 2017-02-27 | 2017-02-27 | A kind of magnetic rheological liquid damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720183239.6U CN206555346U (en) | 2017-02-27 | 2017-02-27 | A kind of magnetic rheological liquid damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206555346U true CN206555346U (en) | 2017-10-13 |
Family
ID=60360347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720183239.6U Active CN206555346U (en) | 2017-02-27 | 2017-02-27 | A kind of magnetic rheological liquid damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206555346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109779062A (en) * | 2019-03-07 | 2019-05-21 | 重庆恩倍克科技有限公司 | A kind of damper for building |
-
2017
- 2017-02-27 CN CN201720183239.6U patent/CN206555346U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109779062A (en) * | 2019-03-07 | 2019-05-21 | 重庆恩倍克科技有限公司 | A kind of damper for building |
| CN109779062B (en) * | 2019-03-07 | 2020-10-20 | 福建省永富建设集团有限公司 | Damper for building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220330 Address after: 401220 No. 8, Qixin East Road, Yanjia street, Changshou District, Chongqing Patentee after: Chongqing Yu'an intelligent suspension Co.,Ltd. Address before: 401334 Fenghuang Town, Shapingba District, Chongqing Patentee before: CHONGQING YU'AN INNOVATION TECHNOLOGY Co.,Ltd. |