CN203135686U - Speed regulation decelerator - Google Patents
Speed regulation decelerator Download PDFInfo
- Publication number
- CN203135686U CN203135686U CN 201320030996 CN201320030996U CN203135686U CN 203135686 U CN203135686 U CN 203135686U CN 201320030996 CN201320030996 CN 201320030996 CN 201320030996 U CN201320030996 U CN 201320030996U CN 203135686 U CN203135686 U CN 203135686U
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- ring
- decelerator
- speed
- adjusting mechanism
- motor
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Abstract
The utility model relates to a decelerator and especially relates to a speed regulation decelerator. The speed regulation decelerator comprises a decelerator body and a motor, wherein a driving shaft of the decelerator body is connected with a power shaft of the motor through an electromagnetic speed adjusting mechanism, and the electromagnetic speed adjusting mechanism is used for adjusting a rotation speed of the driving shaft of the decelerator body. The speed regulation decelerator can be directly connected with the motor, can realize speed reduction and speed regulation of a load, can be widely applied to load characteristic requirement use environments such as a water pump and a blower fan, can realize change of a rotation speed of the motor according to change of the load and can save energy by up to 60%.
Description
Technical field
The utility model relates to a kind of decelerator, particularly a kind of speed governing decelerator.
Background technology
The live load of aspect such as water pump, blower fan often has non-constant output characteristic, and the characteristic curve demonstration of work causes the increase and decrease of power of motor to become the most direct power save mode along with the increase and decrease of load speed.
The motor of most of similar blower fans, water pump type load operating characteristic can not directly be realized speed governing according to the variation of load in industrial and mining enterprises, in order to satisfy working condition requirement, the mode of generally taking to install control valve or wind pipe valve additional in system meets the needed adjusting of load variations.
Do not have suitable motor directly to be used to realize the requirement of load curve, thereby often adopt the mode of frequency conversion.
Summary of the invention
In order to solve prior art problems, the utility model provides a kind of speed governing decelerator, directly connects the reductor of adjustable speed, realizes directly revolution, the moment of torsion of bearing axle being adjusted, and realizes energy-conservation needs.
Described technical scheme is as follows:
A kind of speed governing decelerator comprises decelerator and motor, links to each other by electromagnetic speed-adjusting mechanism between the driving shaft of decelerator and the line shaft of motor, the speed drive shaft that described electromagnetic speed-adjusting mechanism is used for regulating decelerator.
Electromagnetic speed-adjusting mechanism comprises the slip cap bracing ring that is arranged at the described decelerator driving shaft outside and the conductor loops support ring that is arranged at the motor power axle outside, on the described slip cap bracing ring neodymium iron boron magnetic body ring is set, described slip cap bracing ring periphery connects mobile slip ring by bearing, and described mobile slip ring is provided with adjusting mechanism; Described conductor loops support ring is provided with outer conductor ring and inner wire ring, and described neodymium iron boron magnetic body ring is the mobile speed drive shaft that realizes regulating decelerator between described outer conductor ring and inner wire ring.
Cylindrical and the sidewall of conductor loops support ring are provided with radiator.
Adjusting mechanism comprises cam, and described cam connects roller by endplay device, and described roller slip is engaged in the spiral grooves of mobile slip ring.
A kind of speed governing decelerator of the present utility model is the parts such as slip cap support ring that the driving shaft external part on traditional decelerator is installed neodymium iron boron magnetic body ring and support neodymium iron boron magnetic body ring, can make the neodymium iron boron magnetic body ring produce the adjustment structure of move mode, make decelerator when slowing down, also can realize the function of speed governing.
Driving shaft extension on traditional decelerator adopts the duplex bearing location, and the bearing pedestal part that prolongs deceleration box, strengthens the rigidity of driving shaft.
But the deceleration box branch sleeve housing of the driving shaft external part on decelerator or reduction case and cover cylinder shell be made of one forms whole.
The other end of connect box adopts end face to connect motor, and motor continues to be connected with conductor loops.
Branch sleeve the inside, be installed on the driving shaft external part the slip cap bracing ring by bearing and fixedly slip cap fix, realize that by moving axially of slip cap support ring the neodymium iron boron magnetic body ring inserts the variation of the conductor loops degree of depth.Thereby can produce speed governing decelerator speed drive shaft changes.
The regulative mode that utilizes adjusting device to make that slip cap support ring and neodymium iron boron magnetic conduction move vertically, this regulative mode has utilized the mechanism that comprises screw to move.
The utility model has supplied a kind of speed governing decelerator, directly be connected with motor, can utilize the art of this patent to realize deceleration and the speed governing of load, can be at water pump, be widely used under the environment for use that part throttle characteristics such as blower fan require, can accomplish that motor speed changes along with the variation of load, such method can be saved and be reached 60% energy, therefore this technical patent can be applicable to the reductor drive apparatus and makes the field, this speed governing drive technology also can be applied to electric power, petrochemical industry, the mine, metallurgical, HVAC, fields such as water supply and draining particularly are fit to be applied in the abominable occasion that some are not suitable for other speed regulating methods.
The utlity model has following characteristics;
1, starting current is little;
2, do not produce the quality that second harmonic influences electrical network;
3, can carry out speed governing according to the requirement of load;
4, in system, install adjusting device and air door adjuster valve relatively additional, can be energy-conservation more than 60%;
5, this patent can be realized generalization, standardization, standardization, can transform old reductor easily, can make things convenient for new design selection, the energy-conservation career development of pushing motor;
6, owing to do not adopt mechanical connection between the driving shaft of motor shaft and speed governing decelerator, do not produce mechanical friction, so do not produce mechanical shock and cause the power transmission shaft damaged surfaces.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural front view of a kind of speed governing decelerator of the present utility model;
Fig. 2 is the structural representation of the adjusting mechanism of a kind of speed governing decelerator of the present utility model;
Fig. 3 is that the A-A of Fig. 1 is to the structure cutaway view.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model execution mode is described in further detail.
As shown in Figure 1, a kind of speed governing decelerator comprises decelerator 1 and motor 2, links to each other by electromagnetic speed-adjusting mechanism between the driving shaft 3 of decelerator 1 and the line shaft 4 of motor 2, and described electromagnetic speed-adjusting mechanism is used for regulating the rotating speed of the driving shaft 3 of decelerator 1.
In the present embodiment, above-mentioned electromagnetic speed-adjusting mechanism comprises the slip cap bracing ring 5 that is arranged at described decelerator 1 driving shaft 3 outsides and the conductor loops support ring 6 that is arranged at motor 2 line shafts 4 outsides, on the described slip cap bracing ring 5 neodymium iron boron magnetic body ring 7 is set, the described slip cap bracing ring 5 peripheral bearings 8 that pass through connect mobile slip ring 9, and described mobile slip ring 9 is provided with adjusting mechanism; Described conductor loops support ring 6 is provided with outer conductor ring 10 and inner wire ring 11, and described neodymium iron boron magnetic body ring 7 is the mobile rotating speed of realizing the driving shaft 3 of adjusting decelerator 1 between described outer conductor ring 10 and inner wire ring 11.
The cylindrical of conductor loops support ring 6 and sidewall are provided with radiator 12.
Shown in accompanying drawing 2, accompanying drawing 3, adjusting mechanism comprises cam 13, and described cam 13 connects roller 15 by endplay device 14, and described roller 15 is slidingly fitted in the spiral grooves 16 of mobile slip ring 9.
The utility model prolongs reductor driving shaft 3, positions at two bearings of taking of driving shaft 3 one sides, and a kind of scheme of electromagnetic speed-adjusting mechanism is installed.
The part of utilizing decelerator driving shaft 3 to prolong is installed bearing 18, reducer shell 17 stretches out in a side of decelerator driving shaft 3, manufacture the boss of cover tubular, its bore design becomes the shoulder hole of different inner diameters size, be used for installing bearing 18, bearing 18 is by the shaft shoulder of the multidiameter of the shoulder hole step of reducer shell 17 extensions and decelerator driving shaft 3, and compress end cap 19 locate, fixing.
The low order end of decelerator driving shaft 3 manufactures the form axle of spline or dive key, and the same specification of tool and the internal spline of size, the slip cap bracing ring 6 of dive key are installed at this place, and slip cap bracing ring 6 can be by being slidingly matched, along axial move left and right.
Cooperate at the external diameter of slip cap bracing ring 6 neodymium iron boron magnetic body ring 7 is installed, can pin, form such as keyway fixes, and makes slip cap bracing ring 6 and neodymium iron boron magnetic body ring 7 form one.
Utilize reducer shell 17 at the excircle part location and installation retainer ring 20 of the projection step in driving shaft 3 outsides, connect by hold-down screw, make retainer ring 20 fixing with reducer shell 17, retainer ring 20 outer radius have greater than 90 degree, and along the groove of circumferencial direction.
At mobile slip ring 9 internal diameters bearing 8 is housed, this bearing 8 is moved step and the bearing cap of slip ring 9 internal diameters and fixes, and use screw in compression, it is just in time consistent with the outside dimension of roller 15 that the cylindrical of mobile slip ring 9 has the width of spiral grooves 16, this groove 16, the cam bawl 15 diameters tolerance dimension that is slidingly matched according to the rules is placed in the spiral grooves 16, forms to cooperate.。
Bearing 8 fix by the external diameter multidiameter of slip cap bracing ring 6 part and back-up ring and gland, can make mobile slip ring 9 drive slip cap bracing rings 6 do axial motion like this.
After the adjusting device action, the cam bawl 15 that drives endplay device 14 rotates along circumferencial direction, cam bawl 15 is because be subjected to circumferencial direction groove axial constraint in the retainer ring 20, rotates and driven the movement that external diameter has the mobile slip ring 9 of spiral grooves 16 so produce cam bawl 15.
Present embodiment has also designed decelerator speed governing housing 21, is designed to cylindrical part, and an end is positioned reducer shell 17 location by flange, adopts bolt to be connected with reducer shell 17.The other end cooperates the location by electric machine flange, adopts bolt to be connected with motor.
Install conductor loops support ring 6 on the motor power axle 4, support ring 6 and motor power axle 4 by with the cooperating of flat key, can transmit moment of torsion, adopt clamp nut to compress, make support ring 6 axial restraints.
Adopt the mode (screw, pin, interference) of mechanical connection that outer conductor ring 10, inner wire ring 11 are connected with conductor support ring 6.Radiator 12 adopts bolted method to be connected with conductor loops support ring 13 with outer conductor ring 10 respectively.
By top described, in the rotational speed process of motor with n1, requirement according to action command, adjusting device action drives endplay device 14 and cam bawl 15, and finally having driven magnetic Nd-Fe-B ring 7 can move left and right, neodymium iron boron magnetic body ring 7 can little by little insert between outer conductor ring 10 and the inner wire ring 11 in the space, the degree of depth of its insertion can 0 to the degree of depth of regulation, the rotating speed that makes decelerator driving shaft 3 like this rotates since 0, its rotating speed is n2.This kind method can make the rotation speed change scope of n2 from 0-----98%n1.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (4)
1. a speed governing decelerator comprises decelerator and motor, it is characterized in that, links to each other by electromagnetic speed-adjusting mechanism between the driving shaft of described decelerator and the line shaft of motor, the speed drive shaft that described electromagnetic speed-adjusting mechanism is used for regulating decelerator.
2. a kind of speed governing decelerator according to claim 1, it is characterized in that, described electromagnetic speed-adjusting mechanism comprises the slip cap bracing ring that is arranged at the described decelerator driving shaft outside and the conductor loops support ring that is arranged at the motor power axle outside, on the described slip cap bracing ring neodymium iron boron magnetic body ring is set, described slip cap bracing ring periphery connects mobile slip ring by bearing, and described mobile slip ring is provided with adjusting mechanism; Described conductor loops support ring is provided with outer conductor ring and inner wire ring, and described neodymium iron boron magnetic body ring is the mobile speed drive shaft that realizes regulating decelerator between described outer conductor ring and inner wire ring.
3. a kind of speed governing decelerator according to claim 2 is characterized in that, cylindrical and the sidewall of described conductor loops support ring are provided with radiator.
4. a kind of speed governing decelerator according to claim 2 is characterized in that described adjusting mechanism comprises cam, and described cam connects roller by endplay device, and described roller slip is engaged in the spiral grooves of mobile slip ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320030996 CN203135686U (en) | 2013-01-21 | 2013-01-21 | Speed regulation decelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320030996 CN203135686U (en) | 2013-01-21 | 2013-01-21 | Speed regulation decelerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203135686U true CN203135686U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320030996 Expired - Fee Related CN203135686U (en) | 2013-01-21 | 2013-01-21 | Speed regulation decelerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203135686U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103944350A (en) * | 2013-01-21 | 2014-07-23 | 天津吉玄节能技术有限公司 | Speed regulation decelerator |
| CN106160405A (en) * | 2015-03-19 | 2016-11-23 | 李启飞 | T512/4 tandem type grooved cam electric speed regulation cartridge type magnetic coupling |
-
2013
- 2013-01-21 CN CN 201320030996 patent/CN203135686U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103944350A (en) * | 2013-01-21 | 2014-07-23 | 天津吉玄节能技术有限公司 | Speed regulation decelerator |
| CN103944350B (en) * | 2013-01-21 | 2016-12-28 | 天津吉玄节能技术有限公司 | A kind of speed regulating reducing |
| CN106160405A (en) * | 2015-03-19 | 2016-11-23 | 李启飞 | T512/4 tandem type grooved cam electric speed regulation cartridge type magnetic coupling |
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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: 20130814 Termination date: 20170121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |