CN2594539Y - Electromagnetic rheological fluid piston assembly - Google Patents
Electromagnetic rheological fluid piston assembly Download PDFInfo
- Publication number
- CN2594539Y CN2594539Y CN 02284008 CN02284008U CN2594539Y CN 2594539 Y CN2594539 Y CN 2594539Y CN 02284008 CN02284008 CN 02284008 CN 02284008 U CN02284008 U CN 02284008U CN 2594539 Y CN2594539 Y CN 2594539Y
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- magnet case
- baffle plate
- magnetic
- piston rod
- following
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Abstract
The utility model relates to an electromagnetic rheological fluid piston assembly which is composed of an upper magnetic conductor, a lower magnetic conductor, a magnetic conductor baffle plate, an electromagnetic solenoid and a piston rod, wherein the piston rod respectively passes through the central passages of the upper magnetic conductor, the magnetic conductor baffle plate and the lower magnetic conductor. A magnetic separation cover is sheathed on the head of the passing part of the piston rod. At the same time, two magnetic separation covers are arranged among the upper magnetic conductor, the magnetic conductor baffle plate, the lower magnetic conductor and the electromagnetic solenoid. A magnetic separation fastener positioned at the head of the piston rod makes the upper magnetic conductor, the magnetic conductor baffle plate, the lower magnetic conductor, the electromagnetic solenoid and the two magnetic separation covers connected through the piston rod.
Description
Affiliated technical field
The utility model relates to fluid damper, especially electromagnetic current fluid damper.
Background technique
At present, the outer formula structure that known electromagnetic current fluid application device all adopts the electromagnetic current fluid to be crossed by the o circumferential flux, thereby the interior formula structure that does not extensively adopt the electromagnetic current fluid to flow through by the o inner chamber.Find in the application practice, the guiding problem that is difficult to handle piston when adopting outer formula structure, make piston rod guide sleeve and Sealing be in the overhang stress during unbalance loading and wear out failure in advance, in order to overcome this problem, have at the additional guide piston of an end of piston, thereby alleviate the force-bearing situation at guide sleeve and Sealing place; Do not have effectively to utilize the magnet accumulating cap of o inner chamber when adopting outer formula structure simultaneously, thereby be unfavorable for energy-conservationly, because when electric current [strength on an equal basis, the magnetic line of force of energization solenoid inner chamber is the most intensive, magnetic field is the strongest; In order to overcome the polishing action of electromagnetic current fluid, often need add every the magnetic metal protection protector in addition in its periphery for o; Secondly when adopting outer formula structure, the leakage field of o is serious, thereby must add every the magnetic boots at the two ends of piston.
The formula structure can overcome all problems that outer formula structure causes fully in adopting, but because the o intracavity space is limited, formula structure Design not a duck soup in causing.Simultaneously, interior formula structure often is cup type structure, and piston diameter hour cup type structure is difficult to processing, thereby is difficult to produce in enormous quantities and reduce cost.
Summary of the invention
The difficulty of cup type structure in course of working for formula structure in overcoming, adaptation is produced in enormous quantities and is reduced production costs, the utility model provides a kind of electromagnetic current fluid piston assembly, this electromagnetic current fluid piston assembly is the non-cup type structure of interior formula structure, piston rod passes and will go up magnet case, following magnet case and magnet case plate washer from the central authorities of last magnet case, following magnet case and magnet case plate washer and is fastenedly connected the location, in the use electromagnetic current fluid piston assembly packed into and get final product in the magnetic conduction cylinder barrel, thereby reduced processing and assembling difficulty, be suitable for producing in batches.Technological scheme
Solution of the present utility model is: by in the magnet case (8), a kind of electromagnetic current fluid piston assembly that down magnet case (32), magnet case baffle plate (20), o (24), piston rod (2) are formed, last magnet case (8), following magnet case (32), magnet case baffle plate (20), o (24), piston rod (2) are respectively the branch body structure, and piston rod (2) passes magnet case (8) respectively, magnet case (32), magnet case baffle plate (20), o (24) also are fastenedly connected the location with described each part down.
The detailed structure relation is as follows: magnet case baffle plate (20) is positioned between magnet case (8) and following magnet case (32), magnet case baffle plate (20), last magnet case pole parts (48) and following magnet case pole parts (46) lay respectively at the inner chamber of o (24), and o (24) is arranged in magnet case and the formed annular space of following magnet case; In last magnet case (8), the central authorities of magnet case baffle plate (20) and following magnet case (32) are respectively arranged with passage, piston rod (2) one ends are respectively from last magnet case (8), pass in the centre gangway of magnet case baffle plate (20) and following magnet case (32), the head that passes part at piston rod is with magnetic shield (44), simultaneously in last magnet case (8), magnet case baffle plate (20), be provided with two magnetic shields (12 between following magnet case (32) and o (24), what 26), be positioned at piston rod head will go up magnet case (8) every magnetic fastening piece (42) by piston rod (2), magnet case baffle plate (20), following magnet case (32), o (24) and two magnetic shields (12,26) be fastenedly connected; Be provided with runner (6) on the last magnet case; Be provided with the pole parts (48) of its end face and magnet case baffle plate (20) parallel sided on the last magnet case, between the pole parts (48) in parallel of magnet case baffle plate (20) side, formed annular magnetic gap runner (16), gone up magnet case pole parts (48) outer simultaneously and circumferentially be provided with the circular groove that magnetic shield (12) are housed; Be provided with runner (36) on the following magnet case (32); Be provided with the pole parts (46) of its end face and magnet case baffle plate (20) parallel sided on the following magnet case, formed another annular magnetic gap runner (22) between the pole parts (46) in parallel of magnet case baffle plate (20) side, magnet case pole parts (46) outer circumferentially is provided with the circular groove that magnetic shield (26) are housed at present together; Between the cavity of an end that descends magnet case (32) and o (24), be equipped with a lead channels (34) that o lead-in wire (38) is drawn, be positioned at two magnetic shields (12,26) the magnet case baffle plate of going up between magnet case pole parts (48) and following magnet case pole parts (46) (20) passes through two magnetic shields (12,26) be fastenedly connected the location, on magnet case baffle plate (20), be provided with simultaneously the magnetic gap runner (16 that allows piston rod head pass and will be positioned at magnet case baffle plate both sides, 22) runner of Lian Tonging (18), this runner is positioned at the central authorities of magnet case baffle plate (20), and its axis is not parallel to magnet case plate washer side; Described two magnetic shields (12,26) serve as the skeleton of o (24) and are arranged in magnet case (8) and the formed annular housing of following magnet case (32); Two magnetic shields (12,26), two Sealings (10,30) are isolated with o (24) and magneto-rheological fluid; Simultaneously two magnetic shields (12,26) also with o (24) and magnet case baffle plate (20) every magnetic; Two magnetic shields (12,26) with magnet case baffle plate (20) respectively with last magnet case (8) and following magnet case (32) every magnetic; Form another ring runner (14) between pole parts (48) outer round surface of magnetic shield (12) inwall and last magnet case; Form another ring runner (28) between pole parts (46) outer round surface of magnetic shield (26) inwall and following magnet case.
Described a kind of electromagnetic current fluid piston assembly along having fairlead (4) on the axial direction, is fastened with lead terminal (40) in fairlead (4) in described piston rod, to guarantee lead-in wire, sealing and insulating requirements.
Described a kind of electromagnetic current fluid piston assembly, series connection connection mutually in order each other between each runner (6,14,16,18,22,28,36), this channels in series is the central core of circulation that the electromagnetic current fluid flows.Beneficial effect
The utility model has the advantages that:
(1) o adopts outer formula coiling, thus fairly simple, cost is low;
(2) adopt structural design and necessary Sealing, o is separated with the electromagnetic current fluid, avoided the polishing action of electromagnetic current fluid for the o lead;
(3) o separates with the electromagnetic current fluid, thereby avoided o to be among the electromagnetic current fluid alternating pressure field, be easy to handle the energising of o with for sealing, leakproof problem less than 140 atmospheric mesohigh electromagnetic current fluids;
(4) cavity wall is provided with magnetic shield in the o, and leakage field is reduced;
(5) piston rod is that separated superposition formula is connected with the components and parts that constitute piston portion, and especially magnet case is non-cup type structure, thereby has reduced processing and assembly cost, helps producing in enormous quantities.
(6) in this electromagnetic current fluid piston assembly structure owing to adopted afflux one shunting structure, thereby make the magnet case baffle plate of handling the o inner chamber the location, the fluid passage is set and simple more and easily every magnetic;
(7) comprehensive above advantage prolongs cost reduction, reliability enhancing, the working life of electromagnetic current fluid piston assembly.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the utility model electromagnetic current fluid piston assembly structure sectional view.
Embodiment
With reference to figure 1, by in the magnet case (8), a kind of electromagnetic current fluid piston assembly that down magnet case (32), magnet case baffle plate (20), o (24), piston rod (2) are formed, last magnet case (8), following magnet case (32), magnet case baffle plate (20), o (24), piston rod (2) are respectively the branch body structure, and piston rod (2) passes magnet case (8) respectively, magnet case (32), magnet case baffle plate (20), o (24) also are fastenedly connected the location with described each part down.
The detailed structure relation is as follows: magnet case baffle plate (20) is positioned between magnet case (8) and following magnet case (32), magnet case baffle plate (20), last magnet case pole parts (48) and following magnet case pole parts (46) lay respectively at the inner chamber of o (24), and o (24) is arranged in magnet case and the formed annular space of following magnet case; In last magnet case (8), the central authorities of magnet case baffle plate (20) and following magnet case (32) are respectively arranged with passage, piston rod (2) one ends are respectively from last magnet case (8), pass in the centre gangway of magnet case baffle plate (20) and following magnet case (32), the head that passes part at piston rod is with magnetic shield (44), simultaneously in last magnet case (8), magnet case baffle plate (20), be provided with two magnetic shields (12 between following magnet case (32) and o (24), what 26), be positioned at piston rod head will go up magnet case (8) every magnetic fastening piece (42) by piston rod (2), magnet case baffle plate (20), following magnet case (32), o (24) and two magnetic shields (12,26) be fastenedly connected; Be provided with runner (6) on the last magnet case; Be provided with the pole parts (48) of its end face and magnet case baffle plate (20) parallel sided on the last magnet case, between the pole parts (48) in parallel of magnet case baffle plate (20) side, formed annular magnetic gap runner (16), gone up magnet case pole parts (48) outer simultaneously and circumferentially be provided with the circular groove that magnetic shield (12) are housed; Be provided with runner (36) on the following magnet case (32); Be provided with the pole parts (46) of its end face and magnet case baffle plate (20) parallel sided on the following magnet case, formed another annular magnetic gap runner (22) between the pole parts (46) in parallel of magnet case baffle plate (20) side, magnet case pole parts (46) outer circumferentially is provided with the circular groove that magnetic shield (26) are housed at present together; Between the cavity of an end that descends magnet case (32) and o (24), be equipped with a lead channels (34) that o lead-in wire (38) is drawn, be positioned at two magnetic shields (12,26) the magnet case baffle plate of going up between magnet case pole parts (48) and following magnet case pole parts (46) (20) passes through two magnetic shields (12,26) be fastenedly connected the location, on magnet case baffle plate (20), be provided with simultaneously the magnetic gap runner (16 that allows piston rod head pass and will be positioned at magnet case baffle plate both sides, 22) fluid passage of Lian Tonging (18), this runner is positioned at the central authorities of magnet case baffle plate (20), and its axis is not parallel to magnet case plate washer side; Described two magnetic shields (12,26) serve as the skeleton of o (24) and are arranged in magnet case (8) and the formed annular housing of following magnet case (32); Two magnetic shields (12,26), two Sealings (10,30) are isolated with o (24) and magneto-rheological fluid; Simultaneously two magnetic shields (12,26) also with o (24) and magnet case baffle plate (20) every magnetic; Two magnetic shields (12,26) with magnet case baffle plate (20) respectively with last magnet case (8) and following magnet case (32) every magnetic; Form another ring runner (14) between pole parts (48) outer round surface of magnetic shield (12) inwall and last magnet case; Form another ring runner (28) between pole parts (46) outer round surface of magnetic shield (26) inwall and following magnet case.
Described a kind of electromagnetic current fluid piston assembly along having fairlead (4) on the axial direction, is fastened with lead terminal (40) in fairlead (4) in described piston rod, to guarantee lead-in wire, sealing and insulating requirements.
Described a kind of electromagnetic current fluid piston assembly, series connection connection mutually in order each other between each runner (6,14,16,18,22,28,36), this channels in series is the central core of circulation that the electromagnetic current fluid flows.
The assembly relation of Fig. 1 the utility model electromagnetic current fluid piston assembly is:
At first will go up magnet case (8) and tightly be inserted in the head of piston rod (2), the head that again magnetic shield (12) is passed piston rod (2) is installed in the circular groove on the magnet case (8), the head that again magnet case baffle plate (20) is passed piston rod (2) is installed in the groove on the magnetic shield (12), secondly the head that magnetic shield (26) is passed piston rod (2) is installed on magnet case baffle plate (20) and goes up so that fastening magnet case baffle plate (20), again the head of magnetic shield (44) from piston rod (2) is inserted in, uses then every magnetic fastening piece (42) and will go up magnet case (8) by piston rod (2), magnet case baffle plate (20), following magnet case (32) and two magnetic shields (12,26) be fastenedly connected; Next lead terminal of packing into (40), coiling o (24), the lead-in wire (38) of o (24) drawn with lead terminal (40) by lead channels (34) be connected, be respectively charged into Sealing (8) and Sealing (30) at last, thereby finally formed described electromagnetic current fluid piston assembly.
Claims (3)
1, a kind of electromagnetic current fluid piston assembly, be made up of last magnet case (8), following magnet case (32), magnet case baffle plate (20), o (24), piston rod (2), it is characterized in that: upward magnet case (8), following magnet case (32), magnet case baffle plate (20), o (24), piston rod (2) are respectively the branch body structure; Piston rod (2) passes magnet case (8) respectively, magnet case (32), magnet case baffle plate (20), o (24) also are fastenedly connected the location with described each part down; Magnet case baffle plate (20) is positioned between magnet case (8) and following magnet case (32), magnet case baffle plate (20), last magnet case pole parts (48) and following magnet case pole parts (46) lay respectively at the inner chamber of o (24), and o (24) is arranged in magnet case and the formed annular space of following magnet case; In last magnet case (8), the central authorities of magnet case baffle plate (20) and following magnet case (32) are respectively arranged with passage, piston rod (2) one ends are respectively from last magnet case (8), pass in the centre gangway of magnet case baffle plate (20) and following magnet case (32), the head that passes part at piston rod is with magnetic shield (44), simultaneously in last magnet case (8), magnet case baffle plate (20), be provided with two magnetic shields (12 between following magnet case (32) and o (24), what 26), be positioned at piston rod head will go up magnet case (8) every magnetic fastening piece (42) by piston rod (2), magnet case baffle plate (20), following magnet case (32), o (24) and two magnetic shields (12,26) be fastenedly connected; Be provided with runner (6) on the last magnet case; Be provided with the pole parts (48) of its end face and magnet case baffle plate (20) parallel sided on the last magnet case, between the pole parts (48) in parallel of magnet case baffle plate (20) side, formed annular magnetic gap runner (16), gone up magnet case pole parts (48) outer simultaneously and circumferentially be provided with the circular groove that magnetic shield (12) are housed; Be provided with runner (36) on the following magnet case (32); Be provided with the pole parts (46) of its end face and magnet case baffle plate (20) parallel sided on the following magnet case, formed another annular magnetic gap runner (22) between the pole parts (46) in parallel of magnet case baffle plate (20) side, magnet case pole parts (46) outer circumferentially is provided with the circular groove that magnetic shield (26) are housed at present together; Between the cavity of an end that descends magnet case (32) and o (24), be equipped with a lead channels (34) that o lead-in wire (38) is drawn, be positioned at two magnetic shields (12,26) the magnet case baffle plate of going up between magnet case pole parts (48) and following magnet case pole parts (46) (20) passes through two magnetic shields (12,26) be fastenedly connected the location, on magnet case baffle plate (20), be provided with simultaneously the magnetic gap runner (16 that allows piston rod head pass and will be positioned at magnet case baffle plate both sides, 22) runner of Lian Tonging (18), this runner is positioned at the central authorities of magnet case baffle plate (20), and its axis is not parallel to magnet case plate washer side; Described two magnetic shields (12,26) serve as the skeleton of o (24) and are arranged in magnet case (8) and the formed annular housing of following magnet case (32); Two magnetic shields (12,26), two Sealings (10,30) are isolated with o (24) and magneto-rheological fluid; Simultaneously two magnetic shields (12,26) also with o (24) and magnet case baffle plate (20) every magnetic; Two magnetic shields (12,26) with magnet case baffle plate (20) respectively with last magnet case (8) and following magnet case (32) every magnetic; Form another ring runner (14) between pole parts (48) outer round surface of magnetic shield (12) inwall and last magnet case; Form another ring runner (28) between pole parts (46) outer round surface of magnetic shield (26) inwall and following magnet case.
2, a kind of electromagnetic current fluid piston assembly according to claim 1, it is characterized in that: in described piston rod along having fairlead (4) on the axial direction, in fairlead (4), be fastened with lead terminal (40), to guarantee lead-in wire, sealing and insulating requirements.
3, a kind of electromagnetic current fluid piston assembly according to claim 1, it is characterized in that: series connection connection mutually in order each other between described each runner (6,14,16,18,22,28,36), this channels in series is the central core of circulation that the electromagnetic current fluid flows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02284008 CN2594539Y (en) | 2002-11-01 | 2002-11-01 | Electromagnetic rheological fluid piston assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02284008 CN2594539Y (en) | 2002-11-01 | 2002-11-01 | Electromagnetic rheological fluid piston assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2594539Y true CN2594539Y (en) | 2003-12-24 |
Family
ID=33745471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02284008 Expired - Fee Related CN2594539Y (en) | 2002-11-01 | 2002-11-01 | Electromagnetic rheological fluid piston assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2594539Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104620013A (en) * | 2012-07-09 | 2015-05-13 | 因文图斯工程有限公司 | Method for producing a subassembly and subassembly |
| CN105321742A (en) * | 2014-07-28 | 2016-02-10 | 苏州磁明科技有限公司 | Solenoid linear actuator and manufacturing method thereof |
-
2002
- 2002-11-01 CN CN 02284008 patent/CN2594539Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104620013A (en) * | 2012-07-09 | 2015-05-13 | 因文图斯工程有限公司 | Method for producing a subassembly and subassembly |
| CN104620013B (en) * | 2012-07-09 | 2017-03-08 | 因文图斯工程有限公司 | Assembly manufacture method and assembly |
| CN105321742A (en) * | 2014-07-28 | 2016-02-10 | 苏州磁明科技有限公司 | Solenoid linear actuator and manufacturing method thereof |
| CN105321742B (en) * | 2014-07-28 | 2019-07-09 | 苏州磁明科技有限公司 | Solenoid Linear actuator and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |