CN203406731U - Energy-saving device of energy storage type auxiliary startup rotating machinery - Google Patents
Energy-saving device of energy storage type auxiliary startup rotating machinery Download PDFInfo
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- CN203406731U CN203406731U CN201320462589.8U CN201320462589U CN203406731U CN 203406731 U CN203406731 U CN 203406731U CN 201320462589 U CN201320462589 U CN 201320462589U CN 203406731 U CN203406731 U CN 203406731U
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- strigil
- energy
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- fixedly connected
- support
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
Abstract
The utility model relates to an energy-saving device of an energy storage type auxiliary startup rotating machinery. A working rotating shaft on rotating machinery is connected with a driving disc via a one-way bearing. An electric push rod is arranged below the driving disc. The electric push rod and the driving disc are connected in a positioning and matching way. The front end of the working rotating shaft is fixedly connected with a right friction device which is connected with a left friction device in a matching way. The left friction device is fixed on the right end of an operating shaft. The operating shaft is provided with a volute spiral spring, and the central end of the volute spiral spring is fixed on the operating shaft. The external end of the volute spiral spring is fixedly connected with the driving disc. The left end of the operating shaft is installed on a support via the one-way bearing. The support is fixedly connected on a sliding block of a slider. The support is provided with an internal screw hole, and the support is connected with a screw rod via the internal screw hole in a matching and driving way. The screw rod is connected with a servo motor. The collected energy is utilized to perform pre-startup on the device so that startup current is reduced, startup energy consumption is lowered, startup working condition of the device is optimized, the service life of the device is prolonged and interference of the motor to a power grid during startup is weakened.
Description
Technical field
The utility model relates to a kind of energy saver of accumulating type assistant starting rotation class machinery, the energy saver that the rotation class mechanical assistance of especially a kind of high-power rotation class machinery or often discontinuity work starts.
Background technology
When nowadays sciemtifec and technical sphere reaches its maturity prosperity, the application of high-power rotating machinery is very extensive.In process of production, motor will often start, stop, the quality of its startability is very large to Influence of production, and it is huge to consume energy, this is because high power motor, its powerful starting current can cause larger line voltage distribution landing, cause that line voltage reduces, not only affect the normal operation of other power consumption equipments, and also can produce larger impact to power transformer, and when stopping operating, motor also has huge rotational kinetic energy, and this part inertia kinetic energy has often all been left in the basket, so, in today, advocate the society of energy-saving and emission-reduction, a kind of can store this part energy and reduce to start the energy storage device consume energy urgently important.
In order to reduce starting current, the mode extensively adopting is at present soft start and reduced-voltage starting, but this class starts the common stricter operating mode restriction that has, and starts energy consumption and significantly increases start-up time, and complex structure.And the energy saver of this accumulating type assistant starting rotation class machinery can be in the situation that expending additional electrical energy hardly, working equipment is carried out pretrigger or accelerates starting, the starting current of reduction equipment, and then can save considerable energy, can also reduce the start-up time of rotation kind equipment, the performance of lifting means.After the power-off of rotation class machinery, form by the rotatory inertia kinetic energy of system with elastic potential energy stores, and when again starting the machine, first part discharges the energy storing, progressively improve the speed of service of equipment, then start power machine, rotating shaft is rotated accelerating under the double action at spring and power machine, due to the feature of unilateral bearing, when the rotating speed of energy-stored spring is less than the rotating speed of working shaft, unilateral bearing is will Internal and external cycle automatically separated, and assistant starting finishes, and rotating shaft runs well.This device can not only be saved the startup energy consumption of machine to greatest extent, can also reclaim those uncared-for energy originally, therefore has extraordinary application prospect.
Summary of the invention
The utility model is the energy saver that a kind of accumulating type assistant starting rotation class machinery will be provided; the inertia kinetic energy of rotating machinery is converted into elastic potential energy and stores when shutting down, and then elastic potential energy is converted into the mechanically activated kinetic energy of auxiliary rotation class when start.
For achieving the above object, the technical solution adopted in the utility model is: a kind of energy saver of accumulating type assistant starting rotation class machinery, comprises servomotor, operating axis, unilateral bearing, scroll spring, left strigil, right strigil, support, rotation class machinery, work rotating shaft, screw mandrel, slider, electric pushrod, drive plate, be characterized in: the work rotating shaft mechanically of rotation class is by unilateral bearing connection for transmission dish, below drive plate, be provided with electric pushrod, and between electric pushrod and drive plate, location is connected, work rotating shaft front end is fixedly connected with right strigil, right strigil is connected with the left strigil that is fixed on operating axis right-hand member, scroll spring is housed on operating axis, scroll spring center-side is fixed on operating axis, the outer end of scroll spring is fixedly connected with drive plate, operating axis left end is rack-mount by unilateral bearing, support is fixedly connected on the sliding shoe of slider, support is provided with inner bolt hole, and coordinate and be in transmission connection with screw mandrel by inner bolt hole, screw mandrel is connected with servomotor.
In the middle of drive plate, have in centre bore, centre bore unilateral bearing is housed, have several location locking grooves on drive plate cylindrical, outer face is connected with scroll spring by spring fixed lever.
Left strigil is provided with tapering at the interior frustum of 10 °～15 °, and is circumferentially fixedly connected with operating axis by flat key; Right strigil is provided with tapering at the outer frustum of 10 °～15 °, and is circumferentially fixedly connected with work rotating shaft by flat key; During transmission, the interior frustum of left strigil is connected with the outer frustum friction fit of right strigil.
During energy storage, the push rod of described electric pushrod screws out and is stuck in the location locking groove of drive plate.
The beneficial effects of the utility model are:
The utility model adopts unilateral bearing, left strigil to be sleeved on operating axis, and servo motor shaft is connected with screw mandrel, and the other end of worm screw is stretched in inner bolt hole, and scroll spring center-side is fixed on operating axis.Two supports of operating axis are fixed on the sliding shoe of slider.Right strigil, unilateral bearing, be sleeved on working shaft.Drive plate is sleeved on unilateral bearing, and the outer end of scroll spring is by spring fixed lever fixed conveyor dish, and by elastic deformation, by kinetic energy, the mode with elastic potential energy stores.
Therefore, the utlity model has following characteristics:
1, with the form of elastic potential energy, the rotatory inertia kinetic energy during by the power-off of rotation class machinery stores.
2, scroll type spring is reverse in energy storage stage and exoergic stage rotation direction, and the main shaft of rotation class machinery dwell period and startup stage rotation direction be in the same way, how the elastic potential energy of storage is converted into the forward starting torque to axle, avoid the problem of incorgruousization of unidirectional torque, relate to the key problem in technology point of scroll type spring energy storage device.This accumulating type assistant starting energy saver has been applied unilateral bearing and scroll spring neatly, has solved dexterously above-mentioned key technical problem.
3. the popularization of this device and application
This device had both been applicable to long-time intermittent energy storage, be also applicable to short time energy storage and moment exoergic, and can, for different objects, adjust neatly and improve.Along with the high speed development of China's economy and science and technology, increasing large-scale rotation class machinery is put among daily productive life.Such as the high-rating generator in electric power system, large-scale rotation platform on oil pumper in oil field and various air blast, large ceiling fan, ore dressing apparatus, abrasive dust equipment or even stage ... dump energy while therefore effectively utilizing these device powers down, the startup energy consumption of reduction equipment, has improved the utilance of the energy to a certain extent.No matter from economic angle or from the angle of environmental protection, this covering device can provide an approach very effective, reality is feasible.
Accompanying drawing explanation
Fig. 1 is structural upright schematic diagram of the present utility model;
Fig. 2 is the structural upright schematic diagram of drive plate;
Fig. 3 is the structural upright schematic diagram of left strigil;
Fig. 4 is the structural upright schematic diagram figure of right strigil.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described,
As shown in Figure 1, the energy saver of accumulating type assistant starting rotation class machinery of the present utility model, comprise servomotor 1, operating axis 2, unilateral bearing 3, scroll spring 4, left strigil 5, right strigil 6, support 7, bearing 8, rotation class machinery 9, work rotating shaft 10, screw mandrel 11, inner bolt hole 12, slider 13, spring fixed lever 14, electric pushrod 15, drive plate 16.
Work rotating shaft 10 front ends are fixedly connected with right strigil 6, right strigil 6 is connected with the left strigil 5 that is fixed on operating axis 2 right-hand members, scroll spring 4 is housed on operating axis 2, scroll spring 4 center-side are fixed on operating axis 2, the outer end of scroll spring 4 is fixedly connected with drive plate 16, operating axis 2 left ends are arranged on support 7 by unilateral bearing 3, support 7 is fixedly connected on the sliding shoe of slider 13, support 7 is provided with inner bolt hole 12, and coordinate and be in transmission connection with screw mandrel 11 by inner bolt hole 12, screw mandrel 11 is connected with servomotor 1.
As shown in Figure 2, in the middle of drive plate 16, have in centre bore, centre bore unilateral bearing 3 is housed, on drive plate 16 cylindricals, have several location locking grooves, outer face by spring fixed lever 14, be connected with scroll spring 4 (Fig. 1).
As shown in Figure 3, left strigil 5 is provided with tapering at the interior frustum of 10 °～15 °, and is circumferentially fixedly connected with operating axis 2 by flat key.
As shown in Figure 4, right strigil 6 is provided with tapering at the outer frustum of 10 °～15 °, and is circumferentially fixedly connected with work rotating shaft 10 by flat key.During transmission, the interior frustum of left strigil 5 is connected with the outer frustum friction fit of right strigil 6.
The utility model is usingd flywheel and is illustrated as the example of rotation class machinery.
(1), the energy storage stage: after 9 power-off of rotation class machinery, the rotating shaft 10 of now working, rotates class machinery 9 still in rotation, and drive plate 16 is static, and electric pushrod 15 is laterally by drive plate 16 clampings.Connect the circuit of servomotor 1, screw mandrel 11 rotates with the axle of servomotor 1, and screw mandrel 11 relatively rotates with inner bolt hole 12, promotes operating axis 2 and slides to the right, and left strigil 5 and right strigil 6 are compressed, and engages.Operating axis 2 is synchronizeed rotation with work rotating shaft 10, and screws spring energy-storage in scroll spring 4 center-side, until stop, servomotor 1 is oppositely switched on, and pulls out operating axis 2, and left and right strigil is opened for 5,6 minutes, completes energy storage.Due to the one-way of operating axis 2 rotations, operating axis 2 can not turn round, that is the energy that scroll spring 4 stores can not be released.
(2), the assistant starting stage: when needs start rotation class machinery 9, connect electric pushrod 15 circuit, the push rod of electric pushrod 15 is regained, and drive plate 16 unclamps.The outer end of scroll spring 4 will promote drive plate 16 by screw mandrel and rotate along direction of motor rotation, and drive plate 16 pushes the work forward rotating shaft 10 together with the axle acceleration rotation of rotating class machinery 9, these direction unilateral bearing 3 Internal and external cycle lockings.When exoergic is during to certain one-phase, then connect the circuit of rotation class machinery 9, oppositely connect the circuit of electric pushrod 15, push rod screws out, and blocks drive plate 16, and assistant starting completes.
Claims (4)
1. the energy saver of accumulating type assistant starting rotation class machinery, comprise servomotor (1), operating axis (2), unilateral bearing (3), scroll spring (4), left strigil (5), right strigil (6), support (7), rotation class machinery (9), work rotating shaft (10), screw mandrel (11), slider (13), electric pushrod (15), drive plate (16), it is characterized in that: the work rotating shaft (10) on described rotation class machinery (9) is by unilateral bearing (3) connection for transmission dish (16), drive plate (16) is provided with electric pushrod (15) below, and be connected between electric pushrod (15) and drive plate (16), work rotating shaft (10) front end is fixedly connected with right strigil (6), right strigil (6) is connected with the left strigil (5) that is fixed on operating axis (2) right-hand member, scroll spring (4) is housed on operating axis (2), scroll spring (4) center-side is fixed on operating axis (2), the outer end of scroll spring (4) is fixedly connected with drive plate (16), operating axis (2) left end is arranged on support (7) by unilateral bearing (3), support (7) is fixedly connected on the sliding shoe of slider (13), support (7) is provided with inner bolt hole (12), and coordinate and be in transmission connection with screw mandrel (11) by inner bolt hole (12), screw mandrel (11) is connected with servomotor (1).
2. accumulating type assistant starting according to claim 1 rotates the energy saver of class machinery, it is characterized in that: have in the middle of described drive plate (16) unilateral bearing (3) is housed in centre bore, centre bore, on drive plate (16) cylindrical, have several location locking grooves, outer face is connected with scroll spring (4) by spring fixed lever (14).
3. the energy saver of accumulating type assistant starting according to claim 1 rotation class machinery, is characterized in that: described left strigil (5) is provided with tapering at the interior frustum of 10 °～15 °, and is circumferentially fixedly connected with operating axis (2) by flat key; Right strigil (6) is provided with tapering at the outer frustum of 10 °～15 °, and is circumferentially fixedly connected with work rotating shaft (10) by flat key; During transmission, the interior frustum of left strigil (5) is connected with the outer frustum friction fit of right strigil (6).
4. the energy saver of accumulating type assistant starting rotation class machinery according to claim 1, is characterized in that: during energy storage, the push rod of described electric pushrod (15) screws out and is stuck in the location locking groove of drive plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320462589.8U CN203406731U (en) | 2013-07-31 | 2013-07-31 | Energy-saving device of energy storage type auxiliary startup rotating machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320462589.8U CN203406731U (en) | 2013-07-31 | 2013-07-31 | Energy-saving device of energy storage type auxiliary startup rotating machinery |
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| Publication Number | Publication Date |
|---|---|
| CN203406731U true CN203406731U (en) | 2014-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320462589.8U Expired - Fee Related CN203406731U (en) | 2013-07-31 | 2013-07-31 | Energy-saving device of energy storage type auxiliary startup rotating machinery |
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| CN (1) | CN203406731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401350A (en) * | 2013-07-31 | 2013-11-20 | 上海理工大学 | Energy-saving device for energy-storing auxiliary starting rotary machinery |
-
2013
- 2013-07-31 CN CN201320462589.8U patent/CN203406731U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401350A (en) * | 2013-07-31 | 2013-11-20 | 上海理工大学 | Energy-saving device for energy-storing auxiliary starting rotary machinery |
| CN103401350B (en) * | 2013-07-31 | 2016-01-20 | 上海理工大学 | Accumulating type assistant starting rotates the energy saver of class machinery |
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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: 20140122 Termination date: 20140731 |
|
| EXPY | Termination of patent right or utility model |