CN207684779U - A kind of full electric drive roller of air-cooled structure permanent magnetism - Google Patents
A kind of full electric drive roller of air-cooled structure permanent magnetism Download PDFInfo
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- CN207684779U CN207684779U CN201721573315.0U CN201721573315U CN207684779U CN 207684779 U CN207684779 U CN 207684779U CN 201721573315 U CN201721573315 U CN 201721573315U CN 207684779 U CN207684779 U CN 207684779U
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- terminal pad
- stator
- air
- hollow shaft
- permanent magnetism
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Abstract
The utility model is related to a kind of full electric drive rollers of air-cooled structure permanent magnetism, stator is fixedly connected with by expansion set in hollow shaft, winding coil cable on stator is connect by the centre bore in hollow shaft with the terminal box of hollow shaft end, terminal pad I and terminal pad II are arranged by bearing respectively at the both ends of hollow shaft, p-m rotor is located at the excircle of stator, and is connect with terminal pad II by bolt;Cylinder using bolt respectively with connect terminal pad I and terminal pad II connection;Cylinder, connect be formed by between terminal pad I and terminal pad II in cavity be equipped with water cooling system.The full electric drive roller of the air-cooled structure permanent magnetism uses the full electric drive roller frame of permanent magnetism, eliminates mechanical gear retarder, improves transmission efficiency, reduces energy consumption.
Description
Technical field
The invention is related to a kind of full electric drive roller of air-cooled structure permanent magnetism, is applied to ribbon conveyer and hoist engine etc.
Equipment is as power source.
Background technology
Existing motorized pulleys are " motor-retarder " structures, are divided into built-in and exterior motorized pulleys, due to " electricity
Machine-retarder " structure is to will produce heat power lost in transmission process by gear drive, reduces transmission efficiency.It is existing
High-power electric roller is oil cooling form, and this methods for cooling operation just needs replacing cooling oil in 5000 hours and safeguarded.
Invention content
The invention technical problems to be solved are to provide a kind of full electric drive roller of air-cooled structure permanent magnetism, the air-cooled knot
The full electric drive roller of structure permanent magnetism uses the full electric drive roller frame of permanent magnetism, eliminates mechanical gear retarder, improves transmission effect
Rate reduces energy consumption.
In order to solve the above problem, the specific technical solution of the invention is as follows:A kind of full electric drive of air-cooled structure permanent magnetism
Roller is fixedly connected with stator in hollow shaft by expansion set, and the winding coil cable on stator passes through the centre bore in hollow shaft
It is connect with the terminal box of hollow shaft end, terminal pad I and terminal pad II, permanent magnetism is arranged by bearing respectively at the both ends of hollow shaft
Rotor is located at the excircle of stator, and is connect with terminal pad II by bolt;Cylinder using bolt respectively with connect terminal pad I and
Terminal pad II connects;It is formed by between cylinder, terminal pad I and terminal pad II in cavity and is equipped with water cooling system.
The water cooling system is divided into cooling system with internal circulation and outer circulation cooling system, wherein interior circulation cooling system
System is the gas circuit structure of air exchange between stator, p-m rotor and cylinder lumen;Outer circulation cooling system is the inner cavity of stator
The gas circuit structure of air exchange between the external world;Sealing rubber ring is equipped between stator and p-m rotor.
The cooling system with internal circulation structure is interior circulation cooling fan to be equipped on the middle part section of cylinder, forever
Magnet rotor is equipped with several radial through-holes, and through-hole is equipped in the junction of interior circulation cooling fan and cylinder, the through-hole with
Cavity between p-m rotor and cylinder communicates.
The outer circulation cooling system structure is to be equipped with outer circulation radiator fan on the inner wall of terminal pad II, follow outside
Ring radiator fan is equipped with the through-hole communicated with the external world with the junction of terminal pad II;Cavity knot is equipped between stator and hollow shaft
Structure, stator is arranged is equipped with through-hole in one end of terminal pad II;One end that hollow shaft is located at terminal pad I is equipped with hollow hole, hollow hole
Length reach the cavity corresponding position of stator, and several radial through-holes are arranged in hollow hole circumference, and the radial direction of hollow shaft is logical
Hole is communicated with the cavity of stator.
Radial airflow-distribution board is equipped in the cavity of the stator, airflow-distribution board is equipped with guide through hole.
The outer surface of the terminal pad II is equipped with brake apparatus, and braked wheel is bolted in terminal pad II, makes
Moving winding and spring are mounted in brake line ring support, and brake disc is arranged in inner face, and brake disc is arranged with brake line ring support in sky
The excircle of mandrel.
The inner surface of the terminal pad I is equipped with rotation non-return device, and star-wheel is fixed on by key in hollow shaft, star-wheel circle
The roller platform at several right angles of week difference, is equipped with spring pin on each roller platform, and lasso bolt is connect with terminal pad I,
Roller is equipped between each roller platform and lasso of star-wheel.
The full electric drive roller of the air-cooled structure permanent magnetism is compared with existing motorized pulleys, the full electric drive of air-cooled structure permanent magnetism
Roller eliminates Exciting Windings for Transverse Differential Protection, while eliminating mechanical gear retarder, has power density high, overall efficiency it is high, it can be achieved that
Soft start, it is compact-sized, it is non-maintaining, it is reliable for operation, it is energy saving, it is the ideal production for substituting existing motorized pulleys the features such as noiseless
Product.
The application uses air-cooled structure to electromagnetic drive structures as cooling system, and cooling system with internal circulation circulating current will
The heat that stator generates is transmitted to barrel by way of heat exchange, and barrel distributes heat to outside again;Outer circulation is air-cooled to be dissipated
Hot systems introduce external cold wind and enter stator inner hole, and cold wind cools down stator inner hole, is then discharged out outside cylinder.
Radial airflow-distribution board is equipped in the cavity of stator, airflow-distribution board makes cold wind be uniformly distributed in stator inner hole.
Brake apparatus is set in terminal pad II, electromagnetism is generated to brake disc and braking by the restraining coil of brake line ring support
Actuation and release movement are generated between wheel, ensure roller start and stop under electrical control.
Setting rotation non-return device in terminal pad I acts on the pressing of spring pin during rotation using roller,
Prevent roller negative direction from rotating.
Description of the drawings
Fig. 1 is the structural schematic diagram of the full electric drive roller of air-cooled structure permanent magnetism.
Fig. 2 is the air cooling system schematic diagram of the full electric drive roller of air-cooled structure permanent magnetism.
Fig. 3 is the brake apparatus schematic diagram of the full electric drive roller of air-cooled structure permanent magnetism.
Fig. 4 is the rotation non-return device schematic diagram of the full electric drive roller of air-cooled structure permanent magnetism.
Specific implementation mode
As shown in Figure 1, a kind of full electric drive roller of air-cooled structure permanent magnetism, is fixedly connected by expansion set 7 in hollow shaft 1 and is determined
Son 5, the winding coil cable 8 on stator 5 are connect by the centre bore in hollow shaft 1 with the terminal box 9 of 1 end of hollow shaft,
Terminal pad I 3 is arranged by bearing respectively for the both ends of hollow shaft 1 and terminal pad II 4, p-m rotor 6 are located at the excircle of stator 5,
And it is connect with terminal pad II 4 by bolt;Cylinder 2 using bolt respectively with connect terminal pad I 3 and terminal pad II 4 connection;In cylinder
Body 2 connects to be formed by between terminal pad I 3 and terminal pad II 4 in cavity and is equipped with water cooling system.The cylinder 2 of roller directly according to
Electromagnetic action by stator is rotated, and realizes the full electric drive of cylinder.
As shown in Fig. 2, the water cooling system is divided into cooling system with internal circulation and outer circulation cooling system, wherein in
The gas circuit structure of cycle cooling system air exchange between 2 inner cavity of stator 5, p-m rotor 6 and cylinder;Outer circulation cooling system
The gas circuit structure of air exchange between the inner cavity and the external world of stator 5;Sealing rubber ring is equipped between stator 5 and p-m rotor 6
13.Wherein sealing rubber ring 13 prevent dust, microparticle etc. enter fixed subcoil insulating system, ensure that cooling system with internal circulation and
Independent operating between outer circulation cooling system.
The cooling system with internal circulation structure is that interior circulation cooling fan 11 is equipped on the middle part section of cylinder 2,
P-m rotor 6 is equipped with several radial through-holes, and through-hole is equipped in the junction of interior circulation cooling fan 11 and cylinder 2, should
Cavity between through-hole and p-m rotor 6 and cylinder 2 communicates.After interior cycle relieve heat fan 11 starts, cycle is formed inside cylinder 2
The heat that stator generates is transmitted on the barrel of cylinder 2 by air-flow, circulating current by way of heat exchange, and barrel is again by heat
It is dispersed into outside.
The outer circulation cooling system structure is outer circulation radiator fan 10 to be equipped on the inner wall of terminal pad II 4, outside
Circulation cooling fan 10 is equipped with the through-hole communicated with the external world with the junction of terminal pad II 4;It is equipped between stator 5 and hollow shaft 1
Cavity structure, stator 5 is arranged is equipped with through-hole in one end of terminal pad II 4;Hollow shaft 1 is located at one end of terminal pad I 3 equipped with hollow
The length in hole, hollow hole reaches the cavity corresponding position of stator 5, and several radial through-holes are arranged in hollow hole circumference, hollow
The radial through-hole of axis 1 is communicated with the cavity of stator 5.After outer circulation radiator fan 10 starts, introduced by the through-hole of hollow shaft 1 outer
Portion's cold wind enters bore of stator, and bore of stator is equipped with two layers of airflow-distribution board 12, so that cold wind is uniformly distributed in stator inner hole, cold wind
The cooling fin of stator inner hole is cooled down, being discharged with vent of the wet body through cylinder terminal pad II 4 after stator has been cooled down
Outside cylinder.
As described in Figure 3, the outer surface of the terminal pad II 4 is equipped with brake apparatus 14, and braked wheel 18 is bolted
In terminal pad II 4, restraining coil 19 and spring 20 are mounted in brake line ring support 16, and brake disc 17, system is arranged in inner face
The excircle in hollow shaft 1 is arranged with brake line ring support 16 in Moving plate 17, realizes the startup braking action of roller.Braked wheel 18 passes through
Bolt is fixed in terminal pad II 4, and restraining coil 19 and spring 20 are mounted in brake line ring support 16, and brake disc 17 is clipped in braking
Among wheel 18 and brake line ring support 16.Restraining coil 19 generates electromagnetic attraction by brake disc 17 and braked wheel 18 after accessing power supply
It disengages, rollers running;After cutting off the power, spring 20 pushes brake disc 17 to braked wheel 18, and braking system work makes roller system
It is dynamic.
As shown in figure 4, the inner surface of the terminal pad I 3 is equipped with rotation non-return device 15, star-wheel 21 is fixed by key 25
In hollow shaft 1,21 circumference of star-wheel distinguishes the roller platform at several right angles, and spring pin 24, set are equipped on each roller platform
The bolt of circle 22 is connect with terminal pad I 3, and roller 23 is equipped between each roller platform and lasso 22 of star-wheel 21, prevents roller
It reverses.Spring pin 24 is housed, star-wheel 21 is fixed on by key 25 in hollow shaft 1, and lasso 22 uses spiral shell on the roller platform of star-wheel 21
Bolt is connect with terminal pad I 3, and roller 23 is mounted between star-wheel 21 and lasso 22.When roller rotates in the forward direction as shown in Figure 4, rolling
Spring pin 24 is pressed into star-wheel 21 by column 23, and roller can normally rotate;When roller will reversely rotate, spring pin 24
Roller 23 is withstood, prevents roller from reversely rotating.
The driving of the full electric drive roller of the air-cooled structure permanent magnetism is the form using permanent magnetic multi-stage synchronous motor, wherein stator
Close electricity is 2.84A/mm2, and power factor 0.96, for efficiency up to 94.5%, the magnet steel of p-m rotor uses rare earth permanent-magnetic material,
Its trade mark is 42SH, and degree of protection >=IP56, the class of insulation is F grades.The linear velocity of roller outer diameter can be in the suitable of 0.5~3.5m/s
It being set by frequency converter in range, and realizes that speed is adjustable, torque and the 0.3~220kW of power of motor of roller match,
The calculation formula of its torque is as follows:
M in formula --- torque, D --- diameter of cylinder, P --- power, V --- linear velocity.
Compared with existing motorized pulleys, the full electric drive roller of the air-cooled structure permanent magnetism eliminates Exciting Windings for Transverse Differential Protection, takes simultaneously
Disappeared mechanical gear retarder, using air-cooled structure, has power density high, overall efficiency is high, it can be achieved that soft start, structure are tight
It gathers, it is non-maintaining, it is reliable for operation, it is energy saving, it is the ideal product for substituting existing motorized pulleys the features such as noiseless.
Claims (7)
1. a kind of full electric drive roller of air-cooled structure permanent magnetism, it is characterised in that:In hollow shaft(1)On pass through expansion set(7)It is fixed to connect
Connect stator(5), stator(5)On winding coil cable(8)Pass through hollow shaft(1)On centre bore and hollow shaft(1)End
Terminal box(9)Connection, in hollow shaft(1)Both ends respectively pass through bearing be arranged terminal pad I(3)With terminal pad II(4), permanent magnetism turn
Son(6)Positioned at stator(5)Excircle, and pass through bolt and terminal pad II(4)Connection;Cylinder(2)Using bolt respectively with even
Connect terminal pad I(3)With terminal pad II(4)Connection;In cylinder(2), terminal pad I(3)With terminal pad II(4)Between be formed by chamber
It is equipped with water cooling system in vivo.
2. the full electric drive roller of air-cooled structure permanent magnetism as described in claim 1, it is characterised in that:The water cooling system
It is divided into cooling system with internal circulation and outer circulation cooling system, wherein cooling system with internal circulation is stator(5), p-m rotor(6)With
Cylinder(2)The gas circuit structure of air exchange between inner cavity;Outer circulation cooling system is stator(5)Inner cavity and the external world between air
The gas circuit structure of exchange;In stator(5)With p-m rotor(6)Between be equipped with sealing rubber ring(13).
3. the full electric drive roller of air-cooled structure permanent magnetism as claimed in claim 2, it is characterised in that:The interior circulation cooling system
System structure is, in cylinder(2)Middle part section be equipped with interior circulation cooling fan(11), in p-m rotor(6)It is equipped with several
A radial through-hole, in interior circulation cooling fan(11)With cylinder(2)Junction be equipped with through-hole, the through-hole and p-m rotor
(6)And cylinder(2)Between cavity communicate.
4. the full electric drive roller of air-cooled structure permanent magnetism as claimed in claim 2, it is characterised in that:The outer circulation heat dissipation system
System structure is, in terminal pad II(4)Inner wall be equipped with outer circulation radiator fan(10), outer circulation radiator fan(10)With connect
Disk II(4)Junction be equipped with and the extraneous through-hole communicated;Stator(5)With hollow shaft(1)Between be equipped with cavity structure, stator
(5)It is arranged in terminal pad II(4)One end be equipped with through-hole;Hollow shaft(1)Positioned at terminal pad I(3)One end be equipped with hollow hole, it is empty
The length in heart hole reaches stator(5)Cavity corresponding position, and several radial through-holes, hollow shaft is arranged in hollow hole circumference
(1)Radial through-hole and stator(5)Cavity communicate.
5. the full electric drive roller of air-cooled structure permanent magnetism as claimed in claim 4, it is characterised in that:The stator(5)Sky
Intracavitary is equipped with radial airflow-distribution board(12), airflow-distribution board(12)Equipped with guide through hole.
6. the full electric drive roller of air-cooled structure permanent magnetism as described in claim 1, it is characterised in that:The terminal pad II(4)
Outer surface be equipped with brake apparatus(14), braked wheel(18)It is bolted on terminal pad II(4)On, restraining coil(19)With
Spring(20)Mounted on brake line ring support(16)It is interior, and brake disc is arranged in inner face(17), brake disc(17)With brake line ring support
(16)It is arranged in hollow shaft(1)Excircle.
7. the full electric drive roller of air-cooled structure permanent magnetism as described in claim 1, it is characterised in that:The terminal pad I(3)'s
Inner surface is equipped with rotation non-return device(15), star-wheel(21)Pass through key(25)It is fixed on hollow shaft(1)On, star-wheel(21)Circumference point
The roller platform at several other right angles, is equipped with spring pin on each roller platform(24), lasso(22)With bolt and terminal pad I
(3)Connection, in star-wheel(21)Each roller platform and lasso(22)Between be equipped with roller(23).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721573315.0U CN207684779U (en) | 2017-11-22 | 2017-11-22 | A kind of full electric drive roller of air-cooled structure permanent magnetism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721573315.0U CN207684779U (en) | 2017-11-22 | 2017-11-22 | A kind of full electric drive roller of air-cooled structure permanent magnetism |
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Publication Number | Publication Date |
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CN207684779U true CN207684779U (en) | 2018-08-03 |
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CN201721573315.0U Expired - Fee Related CN207684779U (en) | 2017-11-22 | 2017-11-22 | A kind of full electric drive roller of air-cooled structure permanent magnetism |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107827009A (en) * | 2017-11-22 | 2018-03-23 | 董学良 | A kind of full electric drive roller of air-cooled structure permanent magnetism |
CN109368141A (en) * | 2018-11-14 | 2019-02-22 | 辽宁工程技术大学 | A kind of external rotor permanent magnet synchronous machine for coal mine belt conveyor directly drives roller |
-
2017
- 2017-11-22 CN CN201721573315.0U patent/CN207684779U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107827009A (en) * | 2017-11-22 | 2018-03-23 | 董学良 | A kind of full electric drive roller of air-cooled structure permanent magnetism |
CN109368141A (en) * | 2018-11-14 | 2019-02-22 | 辽宁工程技术大学 | A kind of external rotor permanent magnet synchronous machine for coal mine belt conveyor directly drives roller |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 Termination date: 20181122 |
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CF01 | Termination of patent right due to non-payment of annual fee |