CN202371267U - Pre-pressing mechanism based on giant-magneto actuator flow valve - Google Patents
Pre-pressing mechanism based on giant-magneto actuator flow valve Download PDFInfo
- Publication number
- CN202371267U CN202371267U CN2011205287870U CN201120528787U CN202371267U CN 202371267 U CN202371267 U CN 202371267U CN 2011205287870 U CN2011205287870 U CN 2011205287870U CN 201120528787 U CN201120528787 U CN 201120528787U CN 202371267 U CN202371267 U CN 202371267U
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- precompressed
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Abstract
The utility model discloses a pre-pressing mechanism based on a giant-magneto actuator flow valve. The pre-pressing mechanism is arranged between a giant-magneto actuator and a valve body and valve spool mechanism; the giant-magneto actuator mainly comprises a signal generator, a driving coil, a bias magnetic field, a giant magnetoresistive rod and a fixed shell and is used for outputting precise displacement; the pre-pressing mechanism consists of a pre-pressure bracket, a pre-pressing internal rotation block, a disc spring and a driving shaft; the pre-pressing internal rotation block is in threaded connection with the pre-pressure bracket; one end of the driving shaft passes through a circular hole of the pre-pressing internal rotation block and is provided with an extended end; the extended end is connected with a valve spool by using a transmission rod; the outer cylindrical surface on the other end of the driving shaft is provided with an annular lug boss; the diameter of the annular lug boss is more than the aperture of the circular hole of the pre-pressing internal rotation block; and the disc spring is arranged between the end surface of the annular lug boss and the end surface of the pre-pressing internal rotation block. The pre-pressing mechanism is designed into the internal rotation regulation, so that the integral size of the giant-magneto actuator is reduced; in addition, the giant-magneto actuator is easily connected with the valve body and provides convenience for pre-pressure regulation.
Description
Technical field
The utility model belongs to the application of ultra mangneto driver, especially a kind of precompressed mechanism based on ultra mangneto driver Flow valve.
Background technique
Rare earth ultra-magnetostriction material is to convert electromagnetic energy into mechanical energy ground functional material, has the strain value height, mechanical response is fast, energy is big, specific power is high and does not have characteristics such as fatigue failure.Ultra mangneto driver be exactly by the GMM rod as driving element, the driver of forming by input generator, drive coil, precompressed mechanism, bias magnetic field and shell etc. that accurate displacement output is provided.This quasi-driver all has precompressed mechanism and is used for realizing pressure is set, the precompressed mechanism complex structure of existing ultra mangneto driver, and institute takes up space big, and not to the proprietary pre-pressure mechanism of Flow valve, is not easy to the combination of ultra mangneto driver and valve body.
The model utility content
The purpose of the utility model is to be the deficiency that solves the problems of the technologies described above, and a kind of precompressed mechanism based on ultra mangneto driver Flow valve is provided, and has institute and takes up space for a short time, is convenient to combine advantage with valve body.
The utility model is the deficiency that solves the problems of the technologies described above; The technological scheme that is adopted is: based on the precompressed mechanism of ultra mangneto driver Flow valve, be arranged between ultra mangneto driver and the valve body spool mechanism, described ultra mangneto driver mainly is made up of signal generator, drive coil, bias magnetic field, giant magnetostrictive rod and set casing; Be used to export accurate displacement; This precompressed mechanism is made up of spin-block, dish spring and live axle in precompression support, the precompressed, and described precompression support is a loop configuration, on the precompression support, is provided with internal thread; Spin-block is a loop configuration in the described precompressed; Be provided with circular hole in the middle, in the precompressed outer peripheral surface of spin-block be provided with the precompression support on the outside thread that is complementary of internal thread, spin-block is threaded with the precompression support in the precompressed; One end of live axle passes the circular hole of spin-block in the precompressed and has external part; This external part links to each other with spool in the valve body spool mechanism through drive link, and the other end external cylindrical surface of live axle is provided with annular boss, and the diameter of annular boss is greater than the aperture of circular hole on the spin-block in the precompressed; In the end face of annular boss and precompressed, be provided with the dish spring between the end face of spin-block, the end that live axle has annular boss links to each other with the pto of ultra mangneto driver.
Also be provided with adjustment hole on the end face of spin-block in the described precompressed.
The beneficial effect of the utility model is:
One of which, that this precompressed mechanism is designed to the inward turning modulation is whole, reduce ultra mangneto driver overall dimensions, and be easy to be connected with valve body, and precompression is easy to adjust;
Two, precompressed mechanism has non-magnet_conductible material to make, and can reduce leakage field.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of the utility model embodiment.
Reference character: 1, precompression support, 2, spin-block in the precompressed, 201, circular hole, 202, adjustment hole, 3, the dish spring; 4, live axle, 401, annular boss, 5, precompressed mechanism, 6, ultra mangneto driver, 601, giant magnetostrictive rod; 602, set casing, 603, drive coil, 7, valve body spool mechanism, 701, valve seat; 702, valve body, 703, spool, 704, oil inlet hole, 705, oil outlet.
Embodiment
As shown in the figure, based on the precompressed mechanism of ultra mangneto driver Flow valve, be arranged between ultra mangneto driver 6 and the valve body spool mechanism 7; Described ultra mangneto driver mainly is made up of signal generator, drive coil, bias magnetic field, giant magnetostrictive rod and set casing, is used to export accurate displacement, and this precompressed mechanism 5 is made up of spin-block 2, dish spring 3 and live axle 4 in precompression support 1, the precompressed; Described precompression support 1 is a loop configuration, on the precompression support, is provided with internal thread, and spin-block 2 is a loop configuration in the described precompressed; Be provided with circular hole 201 in the middle; In the precompressed outer peripheral surface of spin-block be provided with the precompression support on the outside thread that is complementary of internal thread, spin-block 2 is threaded with precompression support 1 in the precompressed, an end of live axle 4 passes the circular hole 201 of the interior spin-block of precompressed and has external part; This external part links to each other with spool in the valve body spool mechanism 7 through drive link; The other end external cylindrical surface of live axle is provided with annular boss 401, and the diameter of annular boss 401 is greater than the aperture of circular hole on the spin-block in the precompressed 201, in the end face of annular boss 401 and precompressed, is provided with dish spring 3 between the end face of spin-block 2; The end that live axle has annular boss links to each other with the pto of ultra mangneto driver 6; Before use, be inserted in the adjustment hole 202 of spin-block 2 in the precompressed, through spin-block 2 in the rotation precompressed through special precompressed pincers; Spin-block 2 rotates in precompression support 1 in the precompressed; Exert pressure through 3 pairs of live axles of extruding dish spring, live axle is given the ultra-magnetic telescopic bar 601 in the ultra mangneto driver 6 through drive link with propagation of pressure, and the big I of pressure is adjusted according to the video data of index gauge.
The utility model; After precompressed; Ultra mangneto driver 6 provides the smile displacement amount through ultra-magnetic telescopic bar 601, and this displacement amount passes to spool through live axle 4, drive link, adjusts fluid flow and flow velocity through the displacement amount between adjustment spool 703 and the valve body 702.
Claims (2)
1. based on the precompressed mechanism of ultra mangneto driver Flow valve; Be arranged between ultra mangneto driver (6) and the valve body spool mechanism (7); Described ultra mangneto driver mainly is made up of signal generator, drive coil, bias magnetic field, giant magnetostrictive rod and set casing; Be used to export accurate displacement; It is characterized in that: this precompressed mechanism is made up of spin-block (2), dish spring (3) and live axle (4) in precompression support (1), the precompressed, and described precompression support (1) is a loop configuration, on the precompression support, is provided with internal thread; Spin-block (2) is a loop configuration in the described precompressed; Be provided with circular hole (201) in the middle, in the precompressed outer peripheral surface of spin-block be provided with the precompression support on the outside thread that is complementary of internal thread, spin-block (2) is threaded with precompression support (1) in the precompressed; One end of live axle (4) passes the circular hole (201) of spin-block in the precompressed and has external part; This external part links to each other with spool in the valve body spool mechanism (7) through drive link, and the other end external cylindrical surface of live axle is provided with annular boss (401), and the diameter of annular boss (401) is greater than the aperture of circular hole on the spin-block in the precompressed (201); In the end face of annular boss (401) and precompressed, be provided with dish spring (3) between the end face of spin-block (2), the end that live axle has annular boss links to each other with the pto of ultra mangneto driver (6).
2. the precompressed mechanism based on ultra mangneto driver Flow valve according to claim 1 is characterized in that: also be provided with adjustment hole (202) on the end face of spin-block (2) in the described precompressed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205287870U CN202371267U (en) | 2011-12-16 | 2011-12-16 | Pre-pressing mechanism based on giant-magneto actuator flow valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205287870U CN202371267U (en) | 2011-12-16 | 2011-12-16 | Pre-pressing mechanism based on giant-magneto actuator flow valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202371267U true CN202371267U (en) | 2012-08-08 |
Family
ID=46594971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205287870U Expired - Fee Related CN202371267U (en) | 2011-12-16 | 2011-12-16 | Pre-pressing mechanism based on giant-magneto actuator flow valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202371267U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983680A (en) * | 2021-03-02 | 2021-06-18 | 北京航空航天大学 | Adjusting mechanism of pintle injector driven by magnetostrictive material |
-
2011
- 2011-12-16 CN CN2011205287870U patent/CN202371267U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983680A (en) * | 2021-03-02 | 2021-06-18 | 北京航空航天大学 | Adjusting mechanism of pintle injector driven by magnetostrictive material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20121216 |