CN200956530Y - Motor for bell-type furnace platform fan - Google Patents
Motor for bell-type furnace platform fan Download PDFInfo
- Publication number
- CN200956530Y CN200956530Y CNU2006200990604U CN200620099060U CN200956530Y CN 200956530 Y CN200956530 Y CN 200956530Y CN U2006200990604 U CNU2006200990604 U CN U2006200990604U CN 200620099060 U CN200620099060 U CN 200620099060U CN 200956530 Y CN200956530 Y CN 200956530Y
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- bearing
- water jacket
- double
- main shaft
- motor
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Abstract
The utility model relates to a motor used for coil base fan of cover type furnace, including a motor body, a rotor (8), a stator (9), a water-thrown plate (17), a spindle (19) and a junction box (22). The motor body includes an outer gland (1), a rear cover (2), a double-layer water jacket (12), a front end cover (13) and a front water jacket (16). The utility model is characterized in that the back-end of the spindle (19) is provided with a back bearing (4), the back bearing (4) is arranged in the back bearing installation hole on the rear cover (2), and the back bearing is a free end; the middle of the spindle (19) is provided with a front bearing (11), the front bearing (11) is arranged in the installation hole on the front end cover (13), and the front bearing (11) is essentially fixed connected with the front end cover (13) through a front bearing gland (10) and an adjusting pad (14); the back bearing (4) and the front bearing (11) are respectively deep groove ball bearing. The utility model is characterized in that the motor has high temperature resistance, high air tightness, small vibration, low noise, measured motor speed, little heating and long service time.
Description
Technical field
The utility model relates to a kind of motor, is specifically related to a kind of metalwork batch annealing that is used for, with the bell furnace table blower fan motor of the structure of optimizing metalwork.
Background technology
Bell furnace is used for metalwork batch annealing, to optimize the structure of metalwork, is used widely in industries such as China's iron and steel and machineries.Protective gas (100%H in the bell furnace
2, or hydrogen nitrogen mixed gas) 760 ℃ of maximum temperatures, the whole annealing cycle need adopt high temperature resistant blower fan that protective gas is circulated at a high speed; to strengthen heat-transfer effect, this high temperature resistant blower fan is a bell furnace system core equipment, and wherein blower fan need satisfy air-tightness with motor; high temperature resistant, requirements such as operation steady in a long-term.In order to satisfy these requirements, multi-form trial was done by domestic relevant producer, wherein mainly contained two kinds: impeller adopts shaft coupling to be connected with motor, and this structure requires low to motor, but transmission efficiency is low, and it is big to take up space, and maintenance capacity is big.Impeller and motor adopt the major axis associated mode, motor adopts two water-cooled variable-frequency motors, the motor rear bearing adopts 2 bearings back-to-back, it is big to the axial force ability to bear, fore bearing moves in groove, so all axial forces are born by fore bearing back-to-back, and rear bearing is fixed on the bonnet with gland and pad, pad is the waveform reed, fragile, so motor oscillating is big, noise is big, it is high to heat up, useful life is short, in addition, lacks the actual speed measurement mechanism of motor, can not to fan delivery size control and cause can't be to the control of the temperature in the bell furnace, thus the effect of metalwork batch annealing influenced.
Summary of the invention
Deficiency at above-mentioned prior art existence, main purpose of the present utility model is to provide a kind of motor that is used for bell furnace table blower fan little, that noise is low that vibrates, and its secondary objective is to provide a kind of motor speed motor that is used for bell furnace table blower fan little, long service life of can surveying, heat up.
To achieve these goals, the utility model has adopted following technical scheme: the motor that is used for bell furnace table blower fan, it comprises body, rotor 8, stator 9, water-throwing disk 17, main shaft 19, terminal box 22, body comprises outer gland 1, rear end cap 2, double-layer water jacket 12, front end housing 13, preceding water jacket 16, double-layer water jacket 12 is cylindrical and is cavity, rear end cap 2 is provided with the rear bearing installing hole, front end housing 13 is provided with the fore bearing installing hole, preceding water jacket 16 is provided with spindle hole, the rear and front end of double-layer water jacket 12 respectively with front end housing 13, rear end cap 2 is fixedly connected, preceding water jacket 16 is fixedlyed connected with the front end of front end housing 13, and outer gland 1 is fixedlyed connected with the rear end of rear end cap 2; Stator 9 is positioned at the cavity of double-layer water jacket 12 and links to each other with double-layer water jacket 12, and rotor 8 is positioned at stator 9, and rotor 8 is fixedlyed connected with main shaft 19, the spindle hole before main shaft 19 passes on the water jacket 16; Be with water-throwing disk 17 on the main shaft of preceding water jacket 16 front ends, double-layer water jacket 12 is provided with terminal box 22; It is characterized in that: the rear end of main shaft 19 is provided with rear bearing 4, and rear bearing 4 is positioned at the rear bearing installing hole on the rear end cap 2, and rear bearing 4 is a free end; The middle part of main shaft 19 is provided with fore bearing 11, and fore bearing 11 is positioned at the fore bearing installing hole on the front end housing 13, and fore bearing 11 is mainly fixedlyed connected with front end housing 13 by fore bearing gland 10, adjusting pad 14; Described rear bearing 4, fore bearing 11 are respectively deep groove ball bearing.
Described main shaft 19 is provided with and detects piece 21, detect piece 21 places be provided with transducer near switch 6, the fixedlying connected with internal gland 5 by plate 20 of transducer near switch 6.
Described rear end cap 2 is provided with air admission hole 7, and front end housing is provided with blast pipe 18.
Described front end housing 13, rear end cap 2 are provided with the vibration detection mouth.
The beneficial effects of the utility model are:
1, rear bearing is changed to become the deep groove ball bearing that can move freely and fore bearing changed by the bearing back-to-back that can move freely by fixing bearing back-to-back become fixing deep groove ball bearing, motor oscillating is little, and noise is low, has improved useful life;
2, on main shaft, be installed on the detection piece, detect the piece place and be provided with transducer, but the rotating speed of measured motor has strengthened the controllability of motor, has improved the effect of work;
3, on rear end cap, be provided with air admission hole, feed protective gas, protective gas (100%H during operation
2, or hydrogen nitrogen mixed gas) enter into the rear bearing chamber through the rear-end of spindle pore, with the cooling rear bearing; Flow through from the space between stator, the rotor then, cooling iron core and coil can effectively cool off stator and rotor, further improve the useful life of motor; Blast pipe 18 from front end housing enters in the stove at last; Motor heats up little, has increased the useful life of blower fan usefulness motor.
Description of drawings
Fig. 1 is a structural representation of the present utility model (partly cuing open)
Fig. 2 is the left view of Fig. 1
Fig. 3 is the right view of Fig. 1
Among the figure: the outer gland of 1-, 2-rear end cap, 3-flat shim, the 4-rear bearing, the 5-internal gland, the 6-transducer near switch, the 7-air admission hole, 8-rotor, 9-stator, 10-fore bearing gland, 11-fore bearing, 12-double-layer water jacket, the 13-front end housing, 14-adjusting pad, 15-outlet pipe, water jacket before the 16-, 17-water-throwing disk, 18-blast pipe, the 19-main shaft, the 20-plate, 21-detects piece, the 22-terminal box, 23-oil filler point, 24-bolt, water jacket delivery port before the 25-, water jacket water inlet before the 26-, 27-double-layer water jacket delivery port, 28-double-layer water jacket water inlet.
Embodiment
Its embodiment is described below with reference to the accompanying drawings:
Shown in Figure 3 as Fig. 1, Fig. 2, be used for the motor of bell furnace table blower fan, it comprises body, rear bearing 4, rotor 8, stator 9, fore bearing 11, water-throwing disk 17, main shaft 19, terminal box 22.Body comprises outer gland 1, rear end cap 2, double-layer water jacket 12, front end housing 13, preceding water jacket 16, double-layer water jacket 12 is cylindrical and is cavity (employing double-layer water jacket, to distribute the heating of motor self), rear end cap 2 is provided with the rear bearing installing hole, front end housing 13 is provided with the fore bearing installing hole, preceding water jacket 16 is provided with spindle hole, the rear and front end of double-layer water jacket 12 respectively with front end housing 13, rear end cap 2 is fixedly connected, preceding water jacket 16 is fixedlyed connected with the front end of front end housing 13 (water jacket 16 is in order to reduce furnace gas motor to be conducted heat before being provided with), and outer gland 1 is fixedlyed connected with the rear end of rear end cap 2; Stator 9 is positioned at the cavity of double-layer water jacket 12 and links to each other with double-layer water jacket 12, and rotor 8 is positioned at stator 9, and rotor 8 is fixedlyed connected with main shaft 19 (main shaft 19 is the major axis structure, conducts heat to the influence of motor to reduce axle), the spindle hole before main shaft 19 passes on the water jacket 16; Be with water-throwing disk 17 (preventing that condensed water from entering motor internal) on the main shaft of preceding water jacket 16 front ends, double-layer water jacket 12 is provided with terminal box 22; Described front end housing 13 is provided with preceding water jacket delivery port 25, preceding water jacket water inlet 26, and preceding water jacket delivery port 25 is communicated by the water cavity of outlet pipe 15 with preceding water jacket 16, and preceding water jacket water inlet 26 is communicated by the water cavity of water inlet pipe with preceding water jacket 16; Double-layer water jacket 12 is provided with double-layer water jacket delivery port 27, double-layer water jacket water inlet 28, and double-layer water jacket delivery port 27, double-layer water jacket water inlet 28 communicate with the water cavity of double-layer water jacket 12 respectively.Described rear end cap 2 is provided with oil filler point 23, and oil filler point 23 communicates with the rear bearing installing hole; Front end housing 13 is provided with oil filler point, and oil filler point communicates with the fore bearing installing hole.
The rear end of main shaft 19 (being the left end among Fig. 1) is provided with rear bearing 4, rear bearing 4 is positioned at the rear bearing installing hole on the rear end cap 2, rear bearing 4 is a free end, be provided with flat shim 3 (by the flat shim adjusting play) between rear bearing 4 and the outer gland 1, it is outer and fixedly connected with rear end cap 2 that internal gland 5 is positioned at the front end of rear bearing 4; The middle part of main shaft 19 is provided with fore bearing 11, fore bearing 11 is positioned at the fore bearing installing hole on the front end housing 13, fore bearing 11 is mainly fixedlyed connected with front end housing 13 by fore bearing gland 10, adjusting pad 14, adjusting pad 14 is between preceding water jacket 16 and fore bearing 11, fore bearing gland 10 is positioned at outside the rear end of fore bearing 11 and with front end housing 13 fixedlys connected, and front end housing 13 is provided with the waste oil accumulator tank than large space; Described rear bearing 4, fore bearing 11 are respectively deep groove ball bearing.
(be positioned on the main shaft 19 of double-layer water jacket 12 cavitys) on the described main shaft 19 to be provided with and detect piece 21, detect piece 21 places be provided with transducer near switch 6, the fixedlying connected with internal gland 5 by plate 20 of transducer near switch 6.
Described rear end cap 2 is provided with air admission hole 7, and front end housing is provided with blast pipe 18.Described front end housing 13, rear end cap 2 are provided with the vibration detection mouth, and screwing in the vibration detection mouth has bolt 24.
Power line passes casing and is connected with power supply, and power supply adopts variable frequency control, has both satisfied motor different power demand under different operating modes, reaches energy-conservation purpose again.
The front end of main shaft 19 (being the right-hand member among Fig. 1) is provided with keyway, and the inside is inserted with a flat key, is connected with blower fan during use.
Claims (4)
1. the motor that is used for bell furnace table blower fan, it comprises body, rotor (8), stator (9), water-throwing disk (17), main shaft (19), terminal box (22), body comprises outer gland (1), rear end cap (2), double-layer water jacket (12), front end housing (13), preceding water jacket (16), double-layer water jacket (12) is cylindrical and is cavity, rear end cap (2) is provided with the rear bearing installing hole, front end housing (13) is provided with the fore bearing installing hole, preceding water jacket (16) is provided with spindle hole, the rear and front end of double-layer water jacket (12) respectively with front end housing (13), rear end cap (2) is fixedly connected, preceding water jacket (16) is fixedlyed connected with the front end of front end housing (13), and outer gland (1) is fixedlyed connected with the rear end of rear end cap (2); Stator (9) is positioned at the cavity of double-layer water jacket (12) and links to each other with double-layer water jacket (12), and rotor (8) is positioned at stator (9), and rotor (8) is fixedlyed connected with main shaft (19), and main shaft (19) passes the spindle hole on the preceding water jacket (16); Be with water-throwing disk (17) on the main shaft of preceding water jacket (16) front end, double-layer water jacket (12) is provided with terminal box (22); It is characterized in that: the rear end of main shaft (19) is provided with rear bearing (4), and rear bearing (4) is positioned at the rear bearing installing hole on the rear end cap (2), and rear bearing (4) is a free end; The middle part of main shaft (19) is provided with fore bearing (11), and fore bearing (11) is positioned at the fore bearing installing hole on the front end housing (13), and fore bearing (11) is mainly fixedlyed connected with front end housing (13) by fore bearing gland (10), adjusting pad (14); Described rear bearing (4), fore bearing (11) are respectively deep groove ball bearing.
2. require the 1 described motor that is used for bell furnace table blower fan according to profit, it is characterized in that: described main shaft (19) is provided with and detects piece (21), detect piece (21) locate to be provided with transducer near switch (6), the fixedlying connected with internal gland (5) by plate (20) of transducer near switch (6).
3. require the 1 described motor that is used for bell furnace table blower fan according to profit, it is characterized in that: described rear end cap (2) is provided with air admission hole (7), and front end housing is provided with blast pipe (18).
4. require the 1 described motor that is used for bell furnace table blower fan according to profit, it is characterized in that: described front end housing (13), rear end cap (2) are provided with the vibration detection mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200990604U CN200956530Y (en) | 2006-09-19 | 2006-09-19 | Motor for bell-type furnace platform fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200990604U CN200956530Y (en) | 2006-09-19 | 2006-09-19 | Motor for bell-type furnace platform fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200956530Y true CN200956530Y (en) | 2007-10-03 |
Family
ID=38775112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200990604U Expired - Fee Related CN200956530Y (en) | 2006-09-19 | 2006-09-19 | Motor for bell-type furnace platform fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200956530Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101834491A (en) * | 2010-04-23 | 2010-09-15 | 哈尔滨滨大科技有限公司 | One-in and one-out double water-cooling sealing motor |
| CN101436801B (en) * | 2007-11-12 | 2011-05-25 | 三菱电机株式会社 | Motor for an electric power steering apparatus |
| CN102136781A (en) * | 2011-04-26 | 2011-07-27 | 常熟市第二特种电机有限公司（原常熟市第二特种电机厂） | High-temperature-resistant motor |
| CN106464065A (en) * | 2014-04-04 | 2017-02-22 | Lg伊诺特有限公司 | Motor |
| CN108512340A (en) * | 2018-01-24 | 2018-09-07 | 汇源印刷包装科技（天津）股份有限公司 | A kind of printing machine logistics system motor |
| CN111371242A (en) * | 2020-03-06 | 2020-07-03 | 山东中航泰达复合材料有限公司 | Novel motor device for high-temperature furnace and cooling method |
-
2006
- 2006-09-19 CN CNU2006200990604U patent/CN200956530Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101436801B (en) * | 2007-11-12 | 2011-05-25 | 三菱电机株式会社 | Motor for an electric power steering apparatus |
| CN101834491A (en) * | 2010-04-23 | 2010-09-15 | 哈尔滨滨大科技有限公司 | One-in and one-out double water-cooling sealing motor |
| CN102136781A (en) * | 2011-04-26 | 2011-07-27 | 常熟市第二特种电机有限公司（原常熟市第二特种电机厂） | High-temperature-resistant motor |
| CN102136781B (en) * | 2011-04-26 | 2012-10-10 | 常熟市第二特种电机有限公司（原常熟市第二特种电机厂） | High-temperature-resistant motor |
| CN106464065A (en) * | 2014-04-04 | 2017-02-22 | Lg伊诺特有限公司 | Motor |
| CN106464065B (en) * | 2014-04-04 | 2019-03-29 | Lg伊诺特有限公司 | Motor |
| CN108512340A (en) * | 2018-01-24 | 2018-09-07 | 汇源印刷包装科技（天津）股份有限公司 | A kind of printing machine logistics system motor |
| CN111371242A (en) * | 2020-03-06 | 2020-07-03 | 山东中航泰达复合材料有限公司 | Novel motor device for high-temperature furnace and cooling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071003 Termination date: 20150919 |
|
| EXPY | Termination of patent right or utility model |