CN113114018A - Waterproof dustproof linear electric motor - Google Patents
Waterproof dustproof linear electric motor Download PDFInfo
- Publication number
- CN113114018A CN113114018A CN202110376582.3A CN202110376582A CN113114018A CN 113114018 A CN113114018 A CN 113114018A CN 202110376582 A CN202110376582 A CN 202110376582A CN 113114018 A CN113114018 A CN 113114018A
- Authority
- CN
- China
- Prior art keywords
- linear motor
- waterproof
- dustproof
- packaging layer
- insulation packaging
- 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.)
- Withdrawn
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
- H02K9/197—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil in which the rotor or stator space is fluid-tight, e.g. to provide for different cooling media for rotor and stator
-
- 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
Abstract
The invention discloses a waterproof and dustproof linear motor, which comprises: the linear motor stator and the linear motor rotor, the linear motor rotor sets up the top at the linear motor stator, be provided with the first insulation packaging layer on the linear motor rotor, be provided with protective housing on the first insulation packaging layer, be provided with the second insulation packaging layer on the linear motor stator, protective housing includes roof and curb plate, the roof sets up the top surface at the first insulation packaging layer, the curb plate sets up the side at the first insulation packaging layer and is connected with the roof. Through the mode, the waterproof and dustproof linear motor provided by the invention improves the waterproof and dustproof effects of the linear motor rotor and the linear motor stator, and avoids the problem of damage caused by severe application environment.
Description
Technical Field
The invention relates to the field of linear motors, in particular to a waterproof and dustproof linear motor.
Background
The linear motor can provide rapid linear motion and is widely applied to industries such as nonstandard automation, semiconductors and the like as a driving part.
Part of linear motors are used in some special application environments, dust and/or water exist in the special application environments, the rotors and the stators of the common linear motors do not have waterproof and dustproof effects, particularly, magnets on the stators of the linear motors are usually exposed outside, gaps exist between the magnets and the magnets, dust is easily accumulated, silicon wafers of the rotors at the top mounting positions are usually exposed outside, and a large amount of dust or water in the application environments can pollute the rotors and the stators of the linear motors, so that the linear motors are easily damaged, the service life is shortened, and improvement is needed.
Disclosure of Invention
The invention mainly solves the technical problem of providing the waterproof and dustproof linear motor, which improves the waterproof and dustproof effect and prolongs the service life.
In order to solve the technical problems, the invention adopts a technical scheme that: provided is a waterproof and dustproof linear motor including: the linear motor stator and the linear motor rotor, the linear motor rotor sets up the top at the linear motor stator, be provided with the first insulation packaging layer on the linear motor rotor, be provided with protective housing on the first insulation packaging layer, be provided with the second insulation packaging layer on the linear motor stator, protective housing includes roof and curb plate, the roof sets up the top surface at the first insulation packaging layer, the curb plate sets up the side at the first insulation packaging layer and is connected with the roof.
In a preferred embodiment of the present invention, the first insulating encapsulation layer and the second insulating encapsulation layer are respectively encapsulated by epoxy resin.
In a preferred embodiment of the present invention, the linear motor stator is provided with a magnet, and the magnet is located in the second insulating encapsulation layer.
In a preferred embodiment of the present invention, the side plates are located on two sides of the first insulating encapsulation layer, and the top plate and the side plates are of an integrated aluminum alloy structure.
In a preferred embodiment of the present invention, the top plate has cooling holes formed therein along a length direction thereof.
In a preferred embodiment of the present invention, the inner side surface of the side plate is provided with a plurality of embedded grooves spaced up and down, and the side surface of the first insulating packaging layer is provided with positioning strips extending into the embedded grooves.
In a preferred embodiment of the present invention, the insertion groove is a dovetail groove or a dovetail groove.
In a preferred embodiment of the present invention, a cable extending to the outside of the first insulating encapsulation layer is disposed at an end of the linear motor mover.
In a preferred embodiment of the present invention, the linear motor rotor is provided with a connection column extending upward into a top plate, the connection column is provided with a threaded hole therein, and the top plate is provided with through holes corresponding to the connection columns one to one.
In a preferred embodiment of the present invention, a silicon chip located in the first insulating encapsulation layer is disposed in the linear motor mover.
The invention has the beneficial effects that: according to the waterproof and dustproof linear motor, the linear motor rotor is wrapped by the protective shell and is encapsulated and protected by the first insulating encapsulation layer, so that dust and water in an application environment can be prevented from entering the linear motor rotor, heat can be transmitted, conducted and dissipated, the problem of local overheating of the linear motor rotor is avoided, the linear motor stator is encapsulated and protected by the second insulating encapsulation layer, the problem that dust and water in the application environment enter the linear motor stator is avoided, the protection level of the linear motor stator and the linear motor rotor is greatly improved, the problem that the linear motor stator and the linear motor rotor are damaged due to severe application environment is avoided, and the service life in a special application environment is prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural view of a waterproof and dustproof linear motor according to a preferred embodiment of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 2, an embodiment of the present invention includes:
the waterproof and dustproof linear motor shown in fig. 1 comprises: the linear motor comprises a linear motor stator 2 and a linear motor rotor 1, wherein the linear motor rotor 1 is arranged above the linear motor stator 2 and performs linear motion of the linear motor rotor 1.
The linear motor rotor 1 is provided with a first insulation packaging layer 4, and the linear motor rotor 1 is provided with a silicon wafer located in the first insulation packaging layer 4 for protecting the silicon wafer. Dust and water can be prevented from entering the linear motor rotor 1 in the application environment through the first insulating packaging layer 4, heat transmission and conduction and emission of the linear motor rotor 1 can also be carried out, and the problem of local overheating of the linear motor rotor 1 is avoided. The end of the linear motor rotor 1 is provided with a cable 8 extending to the outer side of the first insulating packaging layer 4, the first insulating packaging layer 4 is utilized to seal the edge of the cable 8, and dust and water are prevented from entering the linear motor rotor 1 along the outer circle of the cable 8.
Be provided with protective housing on first insulation packaging layer 4, in this embodiment, protective housing includes roof 6 and curb plate 7, roof 6 sets up the top surface at first insulation packaging layer 4, curb plate 7 sets up the side at first insulation packaging layer 4 and is connected with roof 6, as shown in fig. 1, curb plate 7 is located the both sides of first insulation packaging layer 4, and roof 6 and curb plate 7 adopt integrated aluminum alloy structure, the dead weight is light, heat conduction is fast, structural strength is high, realize the protection of 4 top surfaces of first insulation packaging layer and both sides face.
Be provided with the insulating encapsulating layer of second 3 on the linear electric motor stator 2, be provided with magnet on the linear electric motor stator 2, magnet is arranged in the insulating encapsulating layer of second 3, carries out the protection of magnet through the insulating encapsulating layer of second 3, avoids inside dust and the water entering linear electric motor stator 2 among the applied environment, has promoted linear electric motor stator's protection level greatly.
In this embodiment, the first insulating encapsulation layer 4 and the second insulating encapsulation layer 3 are respectively encapsulated by epoxy resin, the epoxy resin is convenient to encapsulate, and the linear motor stator 2 and the linear motor rotor 1 are protected by the electrical insulation property and the moisture resistance of the epoxy resin.
As shown in fig. 2, the top plate 6 is provided with cooling holes 9 along a longitudinal direction, the cooling holes 9 may be ventilated or ventilated to cool the top plate 6 and take away heat of the first insulating encapsulation layer 4 and the top plate 6 to cool the linear motor mover 1, and the cooling holes 9 reduce a self weight of the top plate 6 and may perform air cooling when moving with the linear motor mover 1.
The embedded groove 10 of interval about the curb plate 7 medial surface is provided with the several, and 4 sides of first insulation encapsulation layer are provided with the location strip 11 that extends to in the embedded groove 10, and location strip 11 integration when the embedment of first insulation encapsulation layer 4 generates, has promoted the laminating degree and the fastness of first insulation encapsulation layer 4 with protective housing inner wall. As shown in fig. 2, in the present embodiment, the fitting groove 10 is a dovetail groove or a trapezoidal groove, and the falling off of the positioning bar 11 is avoided.
In this embodiment, 4 connection columns 5 extending upward into the top plate 6 are arranged on the linear motor mover 1 in an array manner, and the top plate 6 is provided with through holes corresponding to the connection columns 5 one to one, so that the top plate 6 can be conveniently positioned on the linear motor mover 1. Be provided with the screw hole in the spliced pole 5, can carry out the fixed of slide through the screw for the slide removes along with linear electric motor active cell 1.
In conclusion, the waterproof and dustproof linear motor disclosed by the invention realizes the protection of the linear motor stator 2 and the linear motor rotor 1, improves the adaptability to dust and water in an application environment, has high working stability and prolongs the service life.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, or direct or indirect applications in other related fields, which are made by the contents of the present specification, are included in the scope of the present invention.
Claims (10)
1. A waterproof and dustproof linear motor comprising: the linear motor stator and the linear motor active cell, the linear motor active cell sets up the top at the linear motor stator, its characterized in that, be provided with the first insulation packaging layer on the linear motor active cell, be provided with protective housing on the first insulation packaging layer, be provided with the second insulation packaging layer on the linear motor stator, protective housing includes roof and curb plate, the roof sets up the top surface at the first insulation packaging layer, the curb plate sets up in the side of first insulation packaging layer and is connected with the roof.
2. The waterproof and dustproof linear motor of claim 1, wherein the first insulating encapsulation layer and the second insulating encapsulation layer are respectively encapsulated with epoxy resin.
3. The waterproof and dustproof linear motor of claim 1, wherein the linear motor stator is provided with a magnet, and the magnet is located in the second insulating encapsulation layer.
4. The waterproof and dustproof linear motor of claim 1, wherein the side plates are positioned on two sides of the first insulating packaging layer, and the top plate and the side plates are of an integrated aluminum alloy structure.
5. The waterproof and dustproof linear motor according to claim 1, wherein a cooling hole is provided in the top plate in a length direction.
6. The waterproof and dustproof linear motor according to claim 1, wherein a plurality of embedded grooves are formed in the inner side surface of the side plate at intervals up and down, and positioning strips extending into the embedded grooves are formed in the side surface of the first insulating packaging layer.
7. The waterproof and dustproof linear motor according to claim 6, wherein the embedded groove is a dovetail groove or a dovetail groove.
8. The waterproof and dustproof linear motor of claim 1, wherein the linear motor mover end is provided with a cable extending to the outside of the first insulating encapsulation layer.
9. The waterproof and dustproof linear motor according to claim 1, wherein the linear motor rotor is provided with connecting columns which extend upwards into a top plate, threaded holes are formed in the connecting columns, and through holes which correspond to the connecting columns in a one-to-one manner are formed in the top plate.
10. The waterproof and dustproof linear motor of claim 1, wherein a silicon chip in a first insulating encapsulation layer is disposed in the linear motor mover.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110376582.3A CN113114018A (en) | 2021-04-08 | 2021-04-08 | Waterproof dustproof linear electric motor |
| PCT/CN2021/099538 WO2022213475A1 (en) | 2021-04-08 | 2021-06-11 | Waterproof and dustproof linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110376582.3A CN113114018A (en) | 2021-04-08 | 2021-04-08 | Waterproof dustproof linear electric motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113114018A true CN113114018A (en) | 2021-07-13 |
Family
ID=76714914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110376582.3A Withdrawn CN113114018A (en) | 2021-04-08 | 2021-04-08 | Waterproof dustproof linear electric motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113114018A (en) |
| WO (1) | WO2022213475A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024000679A1 (en) * | 2022-06-30 | 2024-01-04 | 瑞声光电科技(常州)有限公司 | Direct drive system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5126652B2 (en) * | 2007-03-29 | 2013-01-23 | 日立金属株式会社 | Moving coil linear motor |
| CN102931803B (en) * | 2012-10-10 | 2015-01-14 | 中国科学院宁波材料技术与工程研究所 | Permanent magnet synchronous linear motor for suppressing magnetic resistance |
| CN104836413B (en) * | 2015-04-08 | 2017-06-20 | 宁波亿文特自动化科技有限公司 | The permanent-magnetism linear motor of low-thrust pulsation |
| CN107394984B (en) * | 2017-07-18 | 2019-09-13 | 广州市昊志机电股份有限公司 | A kind of permanent-magnetism linear motor secondary structure and its encapsulating tooling and dosing technology |
-
2021
- 2021-04-08 CN CN202110376582.3A patent/CN113114018A/en not_active Withdrawn
- 2021-06-11 WO PCT/CN2021/099538 patent/WO2022213475A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024000679A1 (en) * | 2022-06-30 | 2024-01-04 | 瑞声光电科技(常州)有限公司 | Direct drive system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022213475A1 (en) | 2022-10-13 |
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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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210713 |