CN111261362B - Electromagnet for turbocharger - Google Patents
Electromagnet for turbocharger Download PDFInfo
- Publication number
- CN111261362B CN111261362B CN201811453155.5A CN201811453155A CN111261362B CN 111261362 B CN111261362 B CN 111261362B CN 201811453155 A CN201811453155 A CN 201811453155A CN 111261362 B CN111261362 B CN 111261362B
- Authority
- CN
- China
- Prior art keywords
- shell
- plastic package
- electromagnet
- mounting
- connecting plate
- 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.)
- Active
Links
- 238000004804 winding Methods 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000000670 limiting effect Effects 0.000 claims description 16
- 230000007704 transition Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supercharger (AREA)
Abstract
The invention discloses an electromagnet for a turbocharger, which comprises a shell, a winding framework, an electromagnetic coil and a cover plate, wherein an opening is formed at one end of the shell, a cylindrical iron core column is fixed at the center of the inner wall of the shell, a containing cavity is formed between the iron core column and the shell, the electromagnetic coil is matched with the winding framework, the winding framework is erected into the containing cavity, the cover plate is arranged at the opening of the shell, the electromagnet further comprises a plastic package coil arranged in the containing cavity and positioned between the shell and the winding framework, the plastic package coil comprises a plastic package annular layer and a mounting part fixed on the plastic package annular layer, the mounting part comprises two mounting columns which are oppositely arranged, an upper connecting plate and a lower connecting plate are arranged between the two mounting columns, and concave grooves are formed between the upper connecting plate and the lower connecting plate. The invention has reasonable structural layout and good sealing performance.
Description
Technical Field
The invention relates to the technical field of electromagnets, in particular to an electromagnet for a turbocharger.
Background
The turbocharger is characterized in that waste gas with certain energy discharged by an engine is introduced into a turbine and expands to do work, the whole power of the waste gas turbine is used for driving a gas compressor working impeller which rotates coaxially with the turbine, fresh air is compressed in the gas compressor and then is sent into a cylinder, and the waste gas turbine is supercharged, and the waste gas capacity is utilized, so that the output proportion of effective power is improved, the economical efficiency of the engine is obviously improved, and the emission of harmful gas and the noise level can be greatly reduced. In the prior art, an electromagnet used for a turbocharger is often complicated in structural layout and poor in sealing performance, so that the service lives of the electromagnet and the turbocharger are influenced.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art, and provide the electromagnet for the turbocharger, which is reasonable in structural layout and good in sealing performance.
The technical scheme of the invention is that an electromagnet for a turbocharger is provided with the following structure: including shell, wire winding skeleton, solenoid, apron, the one end of shell is provided with the opening, just the inner wall center department of shell is fixed with one and is cylindric iron core post, iron core post with form one between the shell and hold the chamber, solenoid and wire winding skeleton assorted, wire winding skeleton erects into hold in the chamber, the apron sets up the opening part of shell still includes a plastic envelope coil that sets up and is located between shell and the wire winding skeleton in holding the intracavity, plastic envelope coil includes plastic envelope ring layer and fixes the installation department on plastic envelope ring layer, the installation department includes two erection columns that set up relatively, be provided with upper junction plate and lower connecting plate between two erection columns, form "concave" style of calligraphy recess between upper junction plate and lower connecting plate and the erection column.
After adopting above structure, the electro-magnet for the turbocharger has the following advantages compared with the prior art: the electromagnetic coil is matched with the winding framework, the winding framework is erected in the accommodating cavity of the shell, a plastic package coil is arranged between the shell and the winding framework, the opening of the shell is provided with the cover plate, and the structural layout is reasonable; the plastic package coil is arranged between the shell and the winding framework and comprises the plastic package annular layer and the mounting part, so that the tightness between the shell and the winding framework is better, and the overall tightness of the electromagnet is better; in addition, the installation department includes two erection columns, upper junction plate and lower connecting plate, and forms "concave" style of calligraphy recess between upper junction plate and lower connecting plate and the erection column for the structural layout of installation department is compacter reasonable, prolongs the life of electro-magnet and turbo charger.
Preferably, the end face of the shell is provided with a through hole matched with the mounting part, and the end face of the shell is also provided with a plurality of mounting holes matched with the external rod-shaped component. Through the through holes matched with the mounting parts are formed in the end face of the shell, the mounting parts can penetrate through the through holes and cling to the inner walls of the through holes in the production process of the electromagnet, and the electromagnet is good in tightness; in addition, a plurality of mounting holes are formed in the end face of the shell, so that the electromagnet is matched with a rod-shaped component on the turbocharger, and the mounting is facilitated.
Preferably, pins are respectively arranged in the two mounting posts. By arranging the two mounting posts with the contact pins respectively, the electromagnet can be matched with a plurality of rod-shaped components with hollow structures on the turbocharger, namely the contact pins can be matched with the hollow structure parts of the rod-shaped components, and the mounting is convenient.
Preferably, the winding framework comprises an upper fixing plate, a lower fixing plate and a winding post fixed between the upper fixing plate and the lower fixing plate, and the electromagnetic coil is adapted to the winding post. Through setting up the wire winding skeleton and including last fixed plate, lower fixed plate and fix the wrapping post between last fixed plate and lower fixed plate for the overall structure of wire winding skeleton is reasonable, provides the space on the wrapping post for solenoid adaptation.
Preferably, a plurality of limiting holes are formed in one end face, close to the plastic package annular layer, of the mounting portion, and a plurality of limiting columns in one-to-one matching correspondence with the limiting holes are arranged on the lower fixing plate. A plurality of limiting holes are formed in one end face, close to the plastic package annular layer, of the mounting portion, limiting columns matched with the limiting holes are arranged on the lower fixing plate, connection between the plastic package annular layer and the winding framework is enabled to be more firm, a certain limiting effect is achieved, the connection structure of the plastic package annular layer and the winding framework is prevented from being offset or changed, and good sealing performance between the plastic package annular layer and the winding framework is guaranteed.
Preferably, a convex ring is arranged on the outer circumferential wall of the opening of the shell, a transition ring is arranged on the outer circumferential wall of the shell, an annular sealing ring is arranged between the convex ring and the transition ring, and the inner circumferential wall of the annular sealing ring is in sealing fit with the outer circumferential wall of the shell. Through being provided with the bulge loop on the outer circumference wall of the opening part that sets up the shell, and be provided with the transition ring on the outer circumference wall of shell, be provided with annular sealing washer between bulge loop and the transition ring for the overall arrangement of shell is compacter reasonable, further strengthens the leakproofness of electro-magnet.
Preferably, the cover plate is made of stainless steel plate, and the cover plate is fixed on the housing by laser welding. Through setting up the apron and making by corrosion resistant plate, can prevent that the apron from rusting and influencing the normal work of electro-magnet, and the apron passes through laser welding to be fixed on the shell for be connected between apron and the shell more fastening, make the junction leakproofness of apron and shell good.
Preferably, one end of the plastic package annular layer, which is far away from the mounting part, is provided with a plurality of flanges which are circumferentially and equidistantly arranged, and the cover plate is provided with an annular accommodating groove matched with the flanges. Through setting up the flange that the annular layer of plastic envelope one end was provided with equidistant arrangement of a plurality of circumference, and be provided with on the apron with flange assorted annular holding tank for the structural layout of the annular layer of plastic envelope is more reasonable, also makes the flange can support the edge that leans on annular holding tank simultaneously, has played certain spacing effect, is convenient for carry out laser welding to the apron fixed, also makes the electro-magnet leakproofness good.
Drawings
Fig. 1 is a schematic structural view of an electromagnet for a turbocharger according to the present invention.
Fig. 2 is a schematic exploded view of the electromagnet for a turbocharger according to the present invention.
Fig. 3 is a schematic view of another angular exploded view of the electromagnet for a turbocharger according to the present invention.
As shown in the figure:
1. The winding frame comprises a shell, 2, a winding frame, 3, an electromagnetic coil, 4, a cover plate, 5, an iron core column, 6, a plastic package coil, 7, a plastic package annular layer, 8, a mounting part, 9, a mounting column, 10, an upper connecting plate, 11, a lower connecting plate, 12, a through hole, 13, a mounting hole, 14, a contact pin, 15, an upper fixing plate, 16, a lower fixing plate, 17, a winding column, 18, a limiting hole, 19, a limiting column, 20, a convex ring, 21, a transition circular ring, 22, an annular sealing ring, 23, a flange, 24 and an annular accommodating groove.
Detailed Description
The invention will be described in further detail with reference to the drawings and the specific examples.
As shown in fig. 1,2 and 3;
The invention discloses an electromagnet for a turbocharger, which comprises a shell 1, a winding framework 2, an electromagnetic coil 3 and a cover plate 4, wherein an opening is formed at one end of the shell 1, a cylindrical iron core column 5 is fixed at the center of the inner wall of the shell 1, a containing cavity is formed between the iron core column 5 and the shell 1, the electromagnetic coil 3 is matched with the winding framework 2, the winding framework 2 is erected into the containing cavity, the cover plate 4 is arranged at the opening of the shell 1, the electromagnet further comprises a plastic package coil 6 arranged in the containing cavity and positioned between the shell 1and the winding framework 2, the plastic package coil 6 comprises a plastic package annular layer 7 and a mounting part 8 fixed on the plastic package annular layer 7, the mounting part 8 comprises two mounting columns 9 which are oppositely arranged, an upper connecting plate 10 and a lower connecting plate 11 are arranged between the two mounting columns 9, and a concave groove is formed between the upper connecting plate 10 and the lower connecting plate 11 and the mounting columns 9.
By arranging the electromagnetic coil 3 to be matched with the winding framework 2, the winding framework 3 is erected in the accommodating cavity of the shell 1, a plastic package coil 6 is arranged between the shell 1 and the winding framework 2, a cover plate 4 is arranged at the opening of the shell 1, and the structural layout is reasonable; the plastic-sealed coil 6 is arranged between the shell 1 and the winding framework 2, and the plastic-sealed coil 6 comprises the plastic-sealed annular layer 7 and the mounting part 8, so that the tightness between the shell 1 and the winding framework 2 is better, and the overall tightness of the electromagnet is better; in addition, the installation part 8 comprises two installation posts 9, an upper connection plate 10 and a lower connection plate 11, and a concave groove is formed between the upper connection plate 10, the lower connection plate 11 and the installation posts 9, so that the structural layout of the installation part 8 is more compact and reasonable, and the service lives of the electromagnet and the turbocharger are prolonged.
The end face of the shell 1 is provided with a through hole 12 matched with the mounting part 8, and the end face of the shell 1 is also provided with a plurality of mounting holes 13 matched with an external rod-shaped component. Through the through hole 12 matched with the mounting part 8 is formed on the end surface of the shell 1, the mounting part 8 can pass through the through hole 12 and cling to the inner wall of the through hole 12 in the production process of the electromagnet, so that the electromagnet has good tightness; in addition, a plurality of mounting holes 13 are formed in the end face of the housing 1, so that the electromagnet is matched with a rod-shaped component on the turbocharger, and the mounting is facilitated.
Pins 14 are respectively arranged on the two mounting posts 9. By arranging the two mounting posts 9 with the contact pins 14 respectively, the electromagnet can be matched with some rod-shaped components with hollow structures on the turbocharger, i.e. the contact pins 14 can be matched with the hollow structure parts of the rod-shaped components, so that the mounting is convenient.
The bobbin 2 includes an upper fixing plate 15, a lower fixing plate 16, and a winding post 17 fixed between the upper fixing plate 15 and the lower fixing plate 16, and the electromagnetic coil 3 is fitted on the winding post 17. Through setting up wire winding skeleton 2 and including last fixed plate 15, lower fixed plate 16 and fix the wrapping post between last fixed plate 15 and lower fixed plate 16 for wire winding skeleton 2's overall structure is reasonable, provides the space for solenoid 3 adaptation on wrapping post 17.
A plurality of limiting holes 18 are formed in one end face, close to the plastic package annular layer 7, of the mounting portion 8, and a plurality of limiting columns 19 in one-to-one matching correspondence with the limiting holes 18 are arranged on the lower fixing plate 16. Through setting up a plurality of spacing holes 18 of having offered on the setting up the installation department 8 and being close to the terminal surface of plastic envelope ring layer 7, and be provided with on the lower fixed plate 16 with spacing hole 18 match the spacing post 19 that corresponds, can make the connection between plastic envelope ring layer 7 and the wire winding skeleton 2 more fastening, played certain spacing effect, prevent that the connection structure of two from taking place to skew or change, guaranteed that the leakproofness between the two is good.
The outer circumferential wall of the opening of the shell 1 is provided with a convex ring 20, the outer circumferential wall of the shell 1 is provided with a transition ring 21, an annular sealing ring 22 is arranged between the convex ring 20 and the transition ring 21, and the inner circumferential wall of the annular sealing ring 22 is in sealing fit with the outer circumferential wall of the shell 1. Through being provided with bulge loop 20 on the outer circumference wall of the opening part that sets up shell 1, and be provided with transition ring 21 on the outer circumference wall of shell 1, be provided with annular sealing washer 22 between bulge loop 20 and the transition ring 21 for shell 1's overall arrangement is compacter reasonable, further strengthens the leakproofness of electro-magnet.
The cover plate 4 is made of stainless steel plate, and the cover plate 4 is fixed on the housing 1 by laser welding. Through setting up apron 4 by corrosion resistant plate makes, can prevent that apron 4 from rustting and influencing the normal work of electro-magnet, and apron 4 passes through laser welding to be fixed on the shell for be connected between apron 4 and the shell 1 more fastening, make the junction leakproofness of apron 4 and shell 1 good.
The plastic package annular layer 7 is provided with a plurality of flanges 23 which are circumferentially and equidistantly arranged at one end far away from the mounting part 8, and the cover plate 4 is provided with an annular containing groove 24 matched with the flanges 23. Through setting up the flange 23 that the annular layer 7 of plastic envelope one end was provided with a plurality of circumference equidistant arrangements, and be provided with on the apron 4 with flange 23 assorted annular holding tank 24 for the structural layout of the annular layer 7 of plastic envelope is more reasonable, also makes flange 23 can support and lean on annular holding tank 24's edge simultaneously, has played certain spacing effect, is convenient for carry out laser welding to apron 4 and fixes, also makes the electro-magnet leakproofness good.
The foregoing description of the preferred embodiments of the present invention is provided for illustration and is not to be construed as limiting the claims. The invention is not limited to the above embodiments, the specific structure of which is susceptible to variations, all of which are within the scope of the invention as defined in the independent claims.
Claims (5)
1. An electromagnet for a turbocharger, characterized by: the electromagnetic coil comprises a shell (1), a winding framework (2), an electromagnetic coil (3) and a cover plate (4), wherein an opening is formed in one end of the shell (1), a cylindrical iron core column (5) is fixed at the center of the inner wall of the shell (1), a containing cavity is formed between the iron core column (5) and the shell (1), the electromagnetic coil (3) is matched with the winding framework (2), the winding framework (2) is erected into the containing cavity, the cover plate (4) is arranged at the opening of the shell (1), the electromagnetic coil further comprises a plastic package coil (6) arranged in the containing cavity and positioned between the shell (1) and the winding framework (2), the plastic package coil (6) comprises a plastic package annular layer (7) and a mounting part (8) fixed on the plastic package annular layer (7), the mounting part (8) comprises two mounting columns (9) which are oppositely arranged, an upper connecting plate (10) and a lower connecting plate (11) are arranged between the two mounting columns (9), and the upper connecting plate (10) and the lower connecting plate (11) form a concave shape with the connecting plate (9); the end face of the shell (1) is provided with a through hole (12) matched with the mounting part (8), and the end face of the shell (1) is also provided with a plurality of mounting holes (13) matched with an external rod-shaped component; the winding framework (2) comprises an upper fixing plate (15), a lower fixing plate (16) and a winding post (17) fixed between the upper fixing plate (15) and the lower fixing plate (16), and the electromagnetic coil (3) is adapted to the winding post (17); the novel sealing device is characterized in that a convex ring (20) is arranged on the outer circumferential wall of the opening of the shell (1), a transition circular ring (21) is arranged on the outer circumferential wall of the shell (1), an annular sealing ring (22) is arranged between the convex ring (20) and the transition circular ring (21), and the inner circumferential wall of the annular sealing ring (22) is in sealing fit with the outer circumferential wall of the shell (1).
2. The electromagnet for a turbocharger according to claim 1, wherein: and the two mounting columns (9) are respectively provided with a contact pin (14).
3. The electromagnet for a turbocharger according to claim 1, wherein: a plurality of limiting holes (18) are formed in one end face, close to the plastic package annular layer (7), of the mounting portion (8), and a plurality of limiting columns (19) which are in one-to-one matching correspondence with the limiting holes (18) are arranged on the lower fixing plate (16).
4. The electromagnet for a turbocharger according to claim 1, wherein: the cover plate (4) is made of stainless steel plates, and the cover plate (4) is fixed on the shell (1) through laser welding.
5. The electromagnet for a turbocharger according to claim 4, wherein: one end of the plastic package annular layer (7) far away from the installation part (8) is provided with a plurality of flanges (23) which are circumferentially and equidistantly arranged, and the cover plate (4) is provided with an annular containing groove (24) matched with the flanges (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811453155.5A CN111261362B (en) | 2018-11-30 | 2018-11-30 | Electromagnet for turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811453155.5A CN111261362B (en) | 2018-11-30 | 2018-11-30 | Electromagnet for turbocharger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111261362A CN111261362A (en) | 2020-06-09 |
| CN111261362B true CN111261362B (en) | 2024-05-24 |
Family
ID=70950161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811453155.5A Active CN111261362B (en) | 2018-11-30 | 2018-11-30 | Electromagnet for turbocharger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111261362B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794331A (en) * | 2013-12-20 | 2014-05-14 | 周向东 | Oscillating double-hold electromagnet |
| CN203910402U (en) * | 2014-06-27 | 2014-10-29 | 宁波丰欣电磁科技有限公司 | Electromagnet coil framework |
| CN105427997A (en) * | 2015-12-31 | 2016-03-23 | 黄曦雨 | Electromagnetic coil framework for reactor as well as inner framework and outer casing on electromagnetic coil framework |
| CN205911104U (en) * | 2016-08-06 | 2017-01-25 | 中山市港利制冷配件有限公司 | Solenoid skeleton |
| CN206290327U (en) * | 2016-12-14 | 2017-06-30 | 宜宾天瑞达汽车零部件有限公司 | A kind of electronic control pressure release valve of automobile turbocharger |
| CN206340401U (en) * | 2016-12-10 | 2017-07-18 | 慈溪市凯澳塑料制品有限公司 | Coil rack |
| CN108231323A (en) * | 2018-03-23 | 2018-06-29 | 宁波市鄞州通力液压电器厂 | The connection structure and its installation method of a kind of coil rack and binding post |
| CN108847330A (en) * | 2018-09-06 | 2018-11-20 | 苏州胜璟电磁科技有限公司 | A kind of electromagnet coil skeleton |
| CN209045273U (en) * | 2018-11-30 | 2019-06-28 | 宁波市鄞州通力液压电器厂 | Turbocharger electromagnet |
-
2018
- 2018-11-30 CN CN201811453155.5A patent/CN111261362B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794331A (en) * | 2013-12-20 | 2014-05-14 | 周向东 | Oscillating double-hold electromagnet |
| CN203910402U (en) * | 2014-06-27 | 2014-10-29 | 宁波丰欣电磁科技有限公司 | Electromagnet coil framework |
| CN105427997A (en) * | 2015-12-31 | 2016-03-23 | 黄曦雨 | Electromagnetic coil framework for reactor as well as inner framework and outer casing on electromagnetic coil framework |
| CN205911104U (en) * | 2016-08-06 | 2017-01-25 | 中山市港利制冷配件有限公司 | Solenoid skeleton |
| CN206340401U (en) * | 2016-12-10 | 2017-07-18 | 慈溪市凯澳塑料制品有限公司 | Coil rack |
| CN206290327U (en) * | 2016-12-14 | 2017-06-30 | 宜宾天瑞达汽车零部件有限公司 | A kind of electronic control pressure release valve of automobile turbocharger |
| CN108231323A (en) * | 2018-03-23 | 2018-06-29 | 宁波市鄞州通力液压电器厂 | The connection structure and its installation method of a kind of coil rack and binding post |
| CN108847330A (en) * | 2018-09-06 | 2018-11-20 | 苏州胜璟电磁科技有限公司 | A kind of electromagnet coil skeleton |
| CN209045273U (en) * | 2018-11-30 | 2019-06-28 | 宁波市鄞州通力液压电器厂 | Turbocharger electromagnet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111261362A (en) | 2020-06-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU95107039A (en) | Plasma engine of shorter length with closed electron drift | |
| CN204678339U (en) | A kind of gas burner improving induction tunnel | |
| CN111261362B (en) | Electromagnet for turbocharger | |
| CN208939677U (en) | Stator core, stator module, motor, compressor | |
| CN206640422U (en) | Rotor assembly, permagnetic synchronous motor and there is its compressor | |
| CN209045273U (en) | Turbocharger electromagnet | |
| CN207368818U (en) | Taper device for high-precision matching of generator | |
| CN209282956U (en) | Hydrogenerator is segmented magnetic yoke structure | |
| CN209488283U (en) | A kind of split stator and motor | |
| CN210469072U (en) | Anti-deformation device for whole process of manufacturing rotor of large direct-drive permanent magnet wind driven generator | |
| CN210869606U (en) | Power transmission line iron tower capable of repelling birds | |
| CN220452274U (en) | Compressor and rotor module for a compressor | |
| KR101363975B1 (en) | Micro gas turbine including burner combination structure and method for assembling the same | |
| CN109217503A (en) | Stator core, stator module, motor, compressor | |
| CN210578031U (en) | 600MW generator frame | |
| CN211350744U (en) | High leakproofness battery convenient to dismantle | |
| CN204692022U (en) | Straight-line compressor | |
| CN216308303U (en) | Be applied to fixed plate and compressor reservoir of compressor reservoir | |
| CN216642578U (en) | Axial compressor casing and axial compressor using same | |
| CN216672683U (en) | Fixing structure of stator core assembly and motor shell | |
| CN220653160U (en) | Hydroelectric generator rotor magnetic pole iron core press-fitting device | |
| CN216213748U (en) | Outer steel shell and button cell | |
| CN218147052U (en) | Seed poking roller structure for linter peeling machine and linter peeling machine | |
| CN215835304U (en) | Efficient stable mute claw-pole permanent magnet synchronous motor | |
| CN113294368A (en) | Integrated fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |