CN218243265U - High-efficient radiating step motor - Google Patents
High-efficient radiating step motor Download PDFInfo
- Publication number
- CN218243265U CN218243265U CN202222769122.XU CN202222769122U CN218243265U CN 218243265 U CN218243265 U CN 218243265U CN 202222769122 U CN202222769122 U CN 202222769122U CN 218243265 U CN218243265 U CN 218243265U
- Authority
- CN
- China
- Prior art keywords
- stepping motor
- silicon steel
- stator core
- steel sheets
- heat dissipation
- 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
- 238000002791 soaking Methods 0.000 claims abstract description 40
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 31
- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 238000004804 winding Methods 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 239000003292 glue Substances 0.000 claims description 6
- 239000004519 grease Substances 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
- H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
- H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
- H02K37/14—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model provides a stepping motor with high heat dissipation efficiency, relating to the technical field of stepping motors and comprising a stepping motor body; the stepping motor body comprises a permanent magnet rotor, a coil winding, a stator core, a coil insulation protective sleeve, a bearing and front and rear end covers, wherein the stator core comprises a plurality of silicon steel sheets, and soaking plates are connected in gaps between adjacent silicon steel sheets. The heat dissipation efficiency inside the stepping motor is improved, and the service life of the motor is prolonged.
Description
Technical Field
The utility model relates to a step motor technical field, concretely relates to high-efficient radiating step motor.
Background
The stepping motor has good throttling function, does not lose movement, and becomes a product with high cost performance and market competitiveness in the motor by the concrete performance of high-quality performance. However, like most motors, the interior of the stepping motor is composed of an iron core and a winding coil, the winding has resistance, loss and heating can occur when the stepping motor is electrified, and the problem of heat dissipation is one of bottlenecks which limit the performance of the stepping motor to be further improved.
The operating principle of the current mainstream stepping motor cooling system is that heat generated by a coil winding is transmitted to an insulating protective sleeve firstly, and then the insulating protective sleeve transmits the heat to a stator core and finally transmits the heat to an external environment. The heat dissipation mode belongs to natural air cooling heat dissipation, and the heat conductivity coefficient of the stator core is low, so that the stepping motor is difficult to effectively dissipate heat in the high-speed operation process, and the service life of the motor is influenced.
To this problem, the utility model provides a high-efficient radiating step motor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-efficient radiating step motor, can improve the inside radiating efficiency of step motor, extension motor working life to prior art not enough.
The technical scheme of the utility model is realized like this:
a stepping motor with high-efficiency heat dissipation comprises a stepping motor body; the stepping motor body comprises a permanent magnet rotor, a coil winding, a stator core, a coil insulation protective sleeve, a bearing and front and rear end covers, wherein the stator core comprises a plurality of silicon steel sheets, and soaking plates are connected in gaps between adjacent silicon steel sheets.
Preferably, the soaking plates and the silicon steel sheets are arranged in an array.
Preferably, the soaking plate extends outwards of the stator core.
Preferably, the cross section of the soaking plate is rectangular, circular or oval, a plurality of through holes are formed in the soaking plate, and the shape and size of the through holes are matched with silicon steel sheets of the stator core.
Preferably, heat-conducting glue or heat-conducting mud or heat-conducting silicone grease is poured into a gap between the soaking plate and the adjacent silicon steel sheets.
Compared with the prior art, the utility model has the advantages of it is following.
By adopting the technical scheme, the stator core comprises a plurality of silicon steel sheets, soaking plates are connected in the gaps of the adjacent silicon steel sheets, the heat dissipation efficiency inside the linear stepping motor, particularly the heat dissipation efficiency of the coil winding, is improved through the connected soaking plates, and the service life of the motor is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is an exploded view of the high-efficiency heat-dissipating stepping motor of the present invention;
fig. 2 is a cross-sectional view of the high-efficiency heat-dissipating stepping motor of the present invention;
fig. 3 is a longitudinal sectional view of the high-efficiency heat-dissipating stepping motor of the present invention;
FIG. 4 is a cross-sectional view of the soaking plate of FIG. 1;
the attached drawings are as follows: 1-permanent magnet rotor 2-coil winding; 3-a stator core; 4-soaking plate; 5-coil insulation protective sleeve; 6-a bearing; 7-front and rear end caps.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
This embodiment provides a high-efficient radiating step motor, as shown in fig. 1, the step motor body includes permanent magnet rotor 1, coil winding 2, stator core 3, coil insulation protective sheath 5, bearing 6 and front and back end cover 7, as shown in fig. 2, stator core 3 includes a plurality of silicon steel sheets, is connected with soaking plate 4 in the clearance of adjacent silicon steel sheet. The soaking plates are arranged at the silicon steel sheets of the stator core, and the soaking plates can be arranged at other parts.
In the present embodiment, as shown in fig. 3, the soaking plates 4 and the silicon steel sheets are arranged in an array, i.e., are distributed in a staggered manner.
In the present embodiment, the soaking plate 4 extends outward of the stator core 3.
In this embodiment, the soaking plate 4 extends out of the casing of the stepping motor body by a length greater than or equal to 5% of its maximum width.
In this embodiment, the silicon steel sheet of the stator core 3 is also provided with a plurality of holes matched with the permanent magnet rotor 1, the coil winding 2, the insulating protective sleeve 5 and the front and rear end covers 7.
In this embodiment, as shown in fig. 3 and 4, the cross section of the soaking plate 4 is rectangular, circular or elliptical, and the soaking plate 4 is provided with a plurality of through holes, and the shape and size of the through holes are matched with the holes of the silicon steel sheet of the stator core 3.
In this embodiment, the gap between the soaking plate 4 and the adjacent silicon steel sheet is filled with heat-conducting glue or heat-conducting mud or heat-conducting silicone grease. The connection between the soaking plate and the silicon steel sheet is stabilized by pouring heat-conducting materials with certain viscosity such as heat-conducting glue, heat-conducting mud or heat-conducting silicone grease.
Example 2
This embodiment provides a high-efficient radiating step motor, as shown in fig. 1, the step motor body includes permanent magnet rotor 1, coil winding 2, stator core 3, coil insulation protective sheath 5, bearing 6 and front and back end cover 7, as shown in fig. 2, stator core 3 includes a plurality of silicon steel sheets, is connected with soaking plate 4 in the clearance of adjacent silicon steel sheet. The soaking plates are arranged on the silicon steel sheets of the stator core, and the soaking plates can be arranged on other parts.
In the present embodiment, as shown in fig. 3, the soaking plates 4 and the silicon steel sheets are arranged in an array, i.e. staggered with each other.
In the present embodiment, the soaking plate 4 extends outward of the stator core 3.
In this embodiment, as shown in fig. 3 and 4, the cross section of the soaking plate 4 is rectangular, circular or elliptical, and the soaking plate 4 is provided with a plurality of through holes, and the shape and size of the through holes are matched with the holes of the silicon steel sheet of the stator core 3.
In this embodiment, the gaps between the soaking plates 4 and the adjacent silicon steel sheets are filled with heat-conducting glue or heat-conducting mud or heat-conducting silicone grease.
In the embodiment, the number of the soaking plates can be increased or decreased, and can be adjusted from 1 to 1 of the silicon steel sheet to 3 to 1 of the soaking plates. Parameters of the soaking plate, such as thickness, shape material, overhanging area, etc., can be adjusted, and currently, the silicon steel sheet of the embodiment can be made of copper or aluminum. In addition, the sequence of the soaking plates can be changed when the viscous heat conduction materials are poured when the soaking plates are connected with the silicon steel sheets. Meanwhile, the heat conduction material with viscosity and poured in connection is not limited to heat conduction glue or heat conduction mud or heat conduction silicone grease.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a high-efficient radiating step motor which characterized in that: the stepping motor comprises a stepping motor body, the stepping motor body comprises a permanent magnet rotor (1), a coil winding (2), a stator core (3), a coil insulation protective sleeve (5), a bearing (6) and front and rear end covers (7), the stator core (3) comprises a plurality of silicon steel sheets, and soaking plates (4) are connected in gaps between adjacent silicon steel sheets.
2. A stepping motor with high heat dissipation efficiency as defined in claim 1, wherein: the soaking plates (4) and the silicon steel sheets are arranged in an array.
3. A stepping motor with high heat dissipation efficiency as defined in claim 2, wherein: the soaking plate (4) extends outwards of the stator core (3).
4. A stepping motor with high heat dissipation efficiency as defined in claim 2, wherein: the cross-section of the soaking plate (4) is rectangular or circular or oval, a plurality of through holes are formed in the soaking plate (4), and the shape and the size of each through hole are matched with the silicon steel sheet of the stator core (3).
5. The stepping motor with the efficient heat dissipation function as claimed in claim 2, wherein heat-conducting glue or heat-conducting mud or heat-conducting silicone grease is poured into a gap between the soaking plate (4) and the adjacent silicon steel sheets.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222769122.XU CN218243265U (en) | 2022-10-20 | 2022-10-20 | High-efficient radiating step motor |
PCT/CN2023/090424 WO2024082592A1 (en) | 2022-10-20 | 2023-04-24 | Stepping motor capable of high-efficiency heat dissipation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222769122.XU CN218243265U (en) | 2022-10-20 | 2022-10-20 | High-efficient radiating step motor |
Publications (1)
Publication Number | Publication Date |
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CN218243265U true CN218243265U (en) | 2023-01-06 |
Family
ID=84669863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202222769122.XU Active CN218243265U (en) | 2022-10-20 | 2022-10-20 | High-efficient radiating step motor |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN218243265U (en) |
WO (1) | WO2024082592A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024082592A1 (en) * | 2022-10-20 | 2024-04-25 | 广东畅能达科技发展有限公司 | Stepping motor capable of high-efficiency heat dissipation |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204376635U (en) * | 2015-02-15 | 2015-06-03 | 常州创伟电机电器有限公司 | Heat dissipation type stepping motor |
CN108566021A (en) * | 2018-06-15 | 2018-09-21 | 常州格兰芬医疗仪器有限公司 | A kind of permanent magnetism decelerating step motor convenient for heat dissipation |
CN109995190B (en) * | 2019-05-07 | 2020-08-07 | 哈尔滨工业大学 | High-torque-density motor with stator winding and heat pipe integrated heat dissipation structure |
CN218243265U (en) * | 2022-10-20 | 2023-01-06 | 广东畅能达科技发展有限公司 | High-efficient radiating step motor |
-
2022
- 2022-10-20 CN CN202222769122.XU patent/CN218243265U/en active Active
-
2023
- 2023-04-24 WO PCT/CN2023/090424 patent/WO2024082592A1/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024082592A1 (en) * | 2022-10-20 | 2024-04-25 | 广东畅能达科技发展有限公司 | Stepping motor capable of high-efficiency heat dissipation |
Also Published As
Publication number | Publication date |
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WO2024082592A1 (en) | 2024-04-25 |
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