CN107666198B - Explosion-proof motor casing - Google Patents
Explosion-proof motor casing Download PDFInfo
- Publication number
- CN107666198B CN107666198B CN201711212192.2A CN201711212192A CN107666198B CN 107666198 B CN107666198 B CN 107666198B CN 201711212192 A CN201711212192 A CN 201711212192A CN 107666198 B CN107666198 B CN 107666198B
- Authority
- CN
- China
- Prior art keywords
- outer shell
- safety protection
- explosion
- fixed
- protection device
- 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
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- 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
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/136—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses an explosion-proof motor shell. It solves the problem that the existing motor shell is easy to be damaged by heat. The inner sides of two ends of the outer shell are respectively fixed with a reinforcing layer through high-efficiency adhesives along the length direction of the outer shell, one side end of the reinforcing layer is provided with a limiting groove positioned on the inner side of the outer shell, and a safety protection device is arranged in the limiting groove; connecting holes are formed in two ends of the outer shell corresponding to the safety protection device, and protection connecting pieces connected with the safety protection device are arranged in the connecting holes. The reinforcing layer has the characteristic of high temperature resistance, the expansion damage of the outer shell body caused by the damage of the internal element of the motor is prevented, the outer shell body is connected with the safety protection device through the protection connecting piece, the structural integrity of the two ends of the outer shell body is further protected, and the service life of the outer shell body is prolonged.
Description
Technical Field
The invention relates to a casing characterized by a structure, in particular to an explosion-proof motor casing.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the law of electromagnetic induction, and is divided according to the types of working power sources: the motor can be classified into a direct current motor and an alternating current motor. At present, most motors in the market have cast iron structures as outer shells and lack safety protection mechanisms, when internal elements of the motors break down, the external environment is easily affected, and when the damage to the motors is huge and the rotors in the motors rotate, huge noise can be generated, and the motors can be damaged for a long time.
Disclosure of Invention
In order to overcome the defect that a motor shell is easy to be damaged by heat in the prior art, the invention aims to provide the explosion-proof motor shell which is reasonable in design, safe to operate and reliable to use.
The invention solves the technical problems by adopting the technical scheme that: the utility model provides an explosion-proof motor casing, includes the shell body the surface of shell body be equipped with a plurality of fin along its length direction, be equipped with fixed ear on the shell body that is located the fin both ends the bottom surface symmetry of shell body fixed be provided with two stable legs, just fin, fixed ear, stable leg with the shell body be continuous casting's integrated into one piece structure, its characterized in that: the inner sides of the two ends of the outer shell are respectively fixed with a reinforcing layer through high-efficiency adhesives along the length direction of the outer shell, one side end of the reinforcing layer is provided with a limiting groove positioned on the inner side of the outer shell, and a safety protection device is arranged in the limiting groove; connecting holes are formed in two ends of the outer shell corresponding to the safety protection device, and protection connecting pieces connected with the safety protection device are arranged in the connecting holes.
Preferably, the safety protection device comprises a fixed seat, a limit sleeve and a compression rod, wherein the fixed seat is clamped and fixed in the limit groove, the limit sleeve is fixedly connected to the end part of the fixed seat, the compression rod is slidably connected in the limit sleeve, and a positioning block is fixed on one end of the compression rod extending out of the limit sleeve; the protection connecting piece is a connecting bolt which is correspondingly connected to the positioning block in a threaded manner.
Preferably, a limiting table is arranged at one end of the compression rod, which is positioned in the limiting sleeve, a limiting shoulder is arranged at the inner side of the end part of the limiting sleeve, which corresponds to the limiting table on the compression rod, and a compression spring is arranged between one end of the compression rod in the limiting sleeve and the fixed seat.
Preferably, a fixing groove is formed in one side end, far away from the limiting groove, of the reinforcing layer, and a reinforcing ring is fixedly connected in the fixing groove.
Preferably, the number of the safety protection devices is eight, and the safety protection devices are respectively distributed in the limit grooves of the reinforcing layer in an equidistant annular symmetrical mode.
The invention is characterized in that the inner sides of two ends of an outer shell are respectively fixed with a reinforcing layer through high-efficiency adhesive along the length direction of the outer shell, one side end of the reinforcing layer is provided with a limit groove positioned on the inner side of the outer shell, and a safety protection device is arranged in the limit groove; connecting holes are formed in two ends of the outer shell corresponding to the positioning blocks, and protection connecting pieces connected with the safety protection devices are arranged in the connecting holes. The reinforcing layer is used for reinforcing the inner wall of the outer shell, has the characteristic of high temperature resistance, prevents the outer shell from expanding and damaging due to the damage of the internal elements of the motor, and further protects the integrity of the structures at the two ends of the outer shell and prolongs the service life of the outer shell.
Drawings
FIG. 1 is a front elevational view of a construction of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 4 is an enlarged cross-sectional view of a section of the safety shield apparatus of the present invention.
The marks in the figure: 1. the safety protection device comprises an outer shell, cooling fins, fixing lugs, stabilizing legs, reinforcing layers, limiting grooves, safety protection devices, fixing seats, limiting sleeves, limiting shoulders, compression rods, limiting platforms, positioning blocks, compression springs, connecting holes, connecting pieces, protective connectors, fixing grooves and reinforcing rings.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In fig. 1 and 2, an explosion-proof motor casing comprises an outer casing 1, wherein a plurality of radiating fins 2 are arranged on the outer surface of the outer casing 1 along the length direction of the outer casing, fixing lugs 3 are arranged on the outer casing 1 positioned at two ends of the radiating fins 2, two stabilizing legs 4 are symmetrically and fixedly arranged on the bottom surface of the outer casing 1, and the radiating fins 2, the fixing lugs 3, the stabilizing legs 4 and the outer casing 1 are of a continuous casting integrated structure.
In fig. 1 and 3, reinforcing layers 5 are fixed to inner sides of both ends of an outer case 1 along a longitudinal direction of the outer case 1 by high-efficiency adhesives, respectively, and the reinforcing layers 5 have a high temperature resistance property to prevent expansion damage of the outer case due to damage of internal components of the motor.
In fig. 1 and 3, a limit groove 6 is formed on one side end of the reinforcing layer 5 and located at the inner side of the outer casing 1, and a safety device 7 is disposed in the limit groove 6.
In fig. 3, connecting holes 8 are provided at both ends of the outer case 1 corresponding to the safety device 7, and a protection connecting piece 9 connected with the safety device 7 is provided in the connecting holes 8.
In fig. 3 and 4, the safety device 7 includes a fixed seat 71, a stopper 72, and a compression rod 73. As shown in fig. 3 and 4, the fixing seat 71 is fastened and fixed in the limit groove 6, the limit sleeve 72 is fixedly connected to the end of the fixing seat 71, the compression rod 73 is slidably connected in the limit sleeve 72, and a positioning block 74 is fixed to one end of the compression rod 73 extending out of the limit sleeve 72. The protective connection 9 is a connecting screw which is screwed onto the positioning block 74.
In order to facilitate the movement of the compression rod 73 inside the stop collar 72 and to achieve the buffering effect, as shown in fig. 4, a stop table 731 is disposed at one end of the compression rod 73 inside the stop collar 72, a stop shoulder 721 is disposed at the inner side of the end of the stop collar 72 corresponding to the stop table 731 on the compression rod 73, and a compression spring 75 is disposed between one end of the compression rod 73 inside the stop collar 72 and the fixed seat 71.
In order to improve the strength of the reinforcing layer 5, as shown in fig. 3, a fixing groove 10 is formed at one side end of the reinforcing layer 5 away from the limiting groove 6, and a reinforcing ring 11 is fixedly connected in the fixing groove 10.
In order to uniformly apply force to the end part of the outer shell 1, eight safety protection devices 7 are arranged and are respectively distributed in the limit grooves 6 of the reinforcing layer 5 in an equidistant annular symmetrical mode.
When the motor fails, the inside of the motor is high in temperature, the outer shell 1 expands due to thermal expansion, the reinforcing layer 5 has the characteristic of high temperature resistance, and the reinforcing layer 5 is adhered to the inside of the outer shell, so that the expansion damage of the outer shell caused by the damage of the internal elements of the motor is prevented; and the two ends of the outer shell 1 can be heated and expanded to generate axial and radial deformation, the safety protection device 7 is pulled by the protection connecting piece 9, the safety protection device 7 limits the axial and radial deformation of the outer shell by the protection connecting piece 9, the structural integrity of the two ends of the outer shell 1 is further protected, and the service life of the outer shell is prolonged.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an explosion-proof motor casing, includes the shell body the surface of shell body be equipped with a plurality of fin along its length direction, be equipped with fixed ear on the shell body that is located the fin both ends the bottom surface symmetry of shell body fixed be provided with two stable legs, just fin, fixed ear, stable leg with the shell body be continuous casting's integrated into one piece structure, its characterized in that: annular reinforcing layers are fixed on the inner sides of the two ends of the outer shell along the length direction of the outer shell through high-efficiency adhesives respectively, a limit groove is formed in one side end of each reinforcing layer and located on the inner side of the outer shell, and a safety protection device is arranged in each limit groove; connecting holes are formed in two ends of the outer shell corresponding to the safety protection device, and protection connecting pieces connected with the safety protection device are arranged in the connecting holes.
2. An explosion-proof motor housing as set forth in claim 1, wherein: the safety protection device comprises a fixed seat, a limit sleeve and a compression rod, wherein the fixed seat is clamped and fixed in the limit groove, the limit sleeve is fixedly connected to the end part of the fixed seat, the compression rod is slidably connected in the limit sleeve, and a positioning block is fixed on one end of the compression rod extending out of the limit sleeve; the protection connecting piece is a connecting bolt which is correspondingly connected to the positioning block in a threaded manner.
3. An explosion-proof motor housing as set forth in claim 2, wherein: the compression rod is provided with a limiting table at one end in the limiting sleeve, a limiting shoulder is arranged at the inner side of the end part of the limiting sleeve corresponding to the limiting table on the compression rod, and a compression spring is arranged between one end of the compression rod in the limiting sleeve and the fixing seat.
4. An explosion-proof motor housing as set forth in claim 1, wherein: a fixing groove is formed in one side end, far away from the limiting groove, of the reinforcing layer, and a reinforcing ring is fixedly connected in the fixing groove.
5. An explosion-proof motor housing as set forth in claim 1, wherein: the safety protection devices are eight and are distributed in limit grooves of the reinforcing layer in an equidistant annular symmetrical mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711212192.2A CN107666198B (en) | 2017-11-28 | 2017-11-28 | Explosion-proof motor casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711212192.2A CN107666198B (en) | 2017-11-28 | 2017-11-28 | Explosion-proof motor casing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107666198A CN107666198A (en) | 2018-02-06 |
| CN107666198B true CN107666198B (en) | 2023-06-23 |
Family
ID=61144676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711212192.2A Active CN107666198B (en) | 2017-11-28 | 2017-11-28 | Explosion-proof motor casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107666198B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1040794A (en) * | 1951-05-10 | 1953-10-19 | Materiel Electrique S W Le | Electric motor resistant to internal or external explosion |
| CN2163477Y (en) * | 1993-07-02 | 1994-04-27 | 山东矿业学院济南分院 | Apparatus for sealing stator winding of motor |
| JPH0898446A (en) * | 1994-09-22 | 1996-04-12 | Yamatake Honeywell Co Ltd | Case reinforcing structure |
| CN102457130A (en) * | 2010-10-20 | 2012-05-16 | 吴江市新申铝业科技发展有限公司 | Motor housing |
| CN103036345A (en) * | 2012-12-14 | 2013-04-10 | 山东省源通机械股份有限公司 | Explosion-proof electrical motor shell |
| CN202997765U (en) * | 2012-05-14 | 2013-06-12 | 远东电机(宁德)有限公司 | Motor housing with two suspension rings |
| RU2486463C1 (en) * | 2011-12-28 | 2013-06-27 | Общество с ограниченной ответственностью "КОРТЕМ-ГОРЭЛТЕХ" | Method of limitation of explosive impact and flameproof enclosure |
| CN204465284U (en) * | 2015-03-24 | 2015-07-08 | 浙江万时达电机有限公司 | A kind of Flame-Proof Three-Phase Induction Motors |
| CN204669136U (en) * | 2015-05-27 | 2015-09-23 | 上海品星防爆电机有限公司 | A kind of radiating explosion-proof motor |
| CN105356647A (en) * | 2014-08-21 | 2016-02-24 | 天津市兴南电机制造有限公司 | Novel explosion-proof motor |
| CN106253550A (en) * | 2016-08-26 | 2016-12-21 | 陈节庆 | A kind of motor with explosion prevention function |
| CN206117328U (en) * | 2016-10-13 | 2017-04-19 | 上海大郡动力控制技术有限公司 | A cooling structure for new forms of energy car air cooling motor stator winding |
| CN106685125A (en) * | 2016-10-24 | 2017-05-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor base and motor |
-
2017
- 2017-11-28 CN CN201711212192.2A patent/CN107666198B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1040794A (en) * | 1951-05-10 | 1953-10-19 | Materiel Electrique S W Le | Electric motor resistant to internal or external explosion |
| CN2163477Y (en) * | 1993-07-02 | 1994-04-27 | 山东矿业学院济南分院 | Apparatus for sealing stator winding of motor |
| JPH0898446A (en) * | 1994-09-22 | 1996-04-12 | Yamatake Honeywell Co Ltd | Case reinforcing structure |
| CN102457130A (en) * | 2010-10-20 | 2012-05-16 | 吴江市新申铝业科技发展有限公司 | Motor housing |
| RU2486463C1 (en) * | 2011-12-28 | 2013-06-27 | Общество с ограниченной ответственностью "КОРТЕМ-ГОРЭЛТЕХ" | Method of limitation of explosive impact and flameproof enclosure |
| CN202997765U (en) * | 2012-05-14 | 2013-06-12 | 远东电机(宁德)有限公司 | Motor housing with two suspension rings |
| CN103036345A (en) * | 2012-12-14 | 2013-04-10 | 山东省源通机械股份有限公司 | Explosion-proof electrical motor shell |
| CN105356647A (en) * | 2014-08-21 | 2016-02-24 | 天津市兴南电机制造有限公司 | Novel explosion-proof motor |
| CN204465284U (en) * | 2015-03-24 | 2015-07-08 | 浙江万时达电机有限公司 | A kind of Flame-Proof Three-Phase Induction Motors |
| CN204669136U (en) * | 2015-05-27 | 2015-09-23 | 上海品星防爆电机有限公司 | A kind of radiating explosion-proof motor |
| CN106253550A (en) * | 2016-08-26 | 2016-12-21 | 陈节庆 | A kind of motor with explosion prevention function |
| CN206117328U (en) * | 2016-10-13 | 2017-04-19 | 上海大郡动力控制技术有限公司 | A cooling structure for new forms of energy car air cooling motor stator winding |
| CN106685125A (en) * | 2016-10-24 | 2017-05-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor base and motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107666198A (en) | 2018-02-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203642316U (en) | Heater for camping room | |
| CN107666198B (en) | Explosion-proof motor casing | |
| CN104180421A (en) | Instantaneous carbon fiber electric heater with heat storing function | |
| US9906102B2 (en) | Insulation in an electric machine | |
| CN112886774A (en) | Auxiliary casing type outer rotor permanent magnet synchronous motor cooling device | |
| CN112787465A (en) | High-power-density outer rotor permanent magnet motor heat dissipation device based on heat dissipation copper pipe technology | |
| CN203456236U (en) | Inductive device | |
| CN208190363U (en) | Cooling outer rotor permanent-magnet motorized roller | |
| CN114142683B (en) | Motor stator structure and motor with same | |
| CN104079090A (en) | Rotor assembly provided with rotor magnet ring | |
| CN207410156U (en) | A kind of fire-proof motor casing | |
| CN204240461U (en) | A kind of double end warmer | |
| TWM563116U (en) | Motor device with rapid heat dissipation effect | |
| CN202565083U (en) | Motor outer shell | |
| CN203896084U (en) | Three-phase asynchronous motor | |
| CN202857018U (en) | PTC air heating assembly | |
| CN204464905U (en) | Fireproof bus duct | |
| CN203733564U (en) | Transformer for LED lamps | |
| CN203326542U (en) | Low voltage cable terminal fixing device | |
| CN202059252U (en) | Three-phase asynchronous motor | |
| CN220186935U (en) | Radiating wing die-casting aluminum electric heater structure | |
| CN213635567U (en) | Inductor with protective framework | |
| CN207611663U (en) | A kind of heat dissipation iron core of for transformer | |
| CN203166685U (en) | Heat radiating device of high energy storage flywheel system | |
| CN212875550U (en) | Honeycomb formula stator rubber coating convenient to heat dissipation |
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 | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230727 Address after: No. 48, Rongchang Road, Rongcheng City, Weihai City, Shandong Province, 264300 Patentee after: Shandong Zhongtai explosion proof Motor Co.,Ltd. Address before: No. 48, Rongchang Road, Rongcheng City, Weihai City, Shandong Province, 264300 Patentee before: WEIHAI ZHONGTAI MOTOR Co.,Ltd. |
|
| TR01 | Transfer of patent right |