CN110937532A

CN110937532A - Liquid-cooled permanent magnet winding drum

Info

Publication number: CN110937532A
Application number: CN201911374783.9A
Authority: CN
Inventors: 朱清敢; 王照海
Original assignee: SHANGHAI EECTRL ELECTRIC CO Ltd
Current assignee: SHANGHAI EECTRL ELECTRIC CO Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-03-31

Abstract

The invention discloses a liquid-cooled permanent magnet winding drum which comprises a winding drum, wherein a motor fixed shaft is arranged in an inner cavity of the winding drum, a flow deflector is sleeved on the surface of the motor fixed shaft, a motor stator is fixedly connected to one side, away from the motor fixed shaft, of the flow deflector, a rotor core is fixedly connected to the inner wall of the winding drum, and a rotor magnetic cylinder is fixedly connected to one side, away from the winding drum, of the rotor core. The winding drum, the motor dead axle, the flow deflectors, the motor stator, the rotor core, the rotor magnetic cylinder, the sealing plate, the liquid inlet pipe, the water outlet pipe, the bearing, the sleeve and the motor end cover are matched, so that the purpose of good use effect is realized, a speed reducer and related accessories in the existing winding mechanism are omitted, the failure probability of the winding mechanism is reduced, the safety of the winding mechanism in use is improved, the heat dissipation effect of the winding mechanism is improved through liquid cooling, the safety of the winding mechanism in use is further improved, and the requirements of the current market are met.

Description

Liquid-cooled permanent magnet winding drum

Technical Field

The invention relates to the technical field of hoisting industry, in particular to a liquid-cooled permanent magnet drum.

Background

At home and abroad, all the production enterprises such as machining, metallurgical iron and steel mine, railway, port, hydropower station gate lifting, logistics and the like use cranes which can not be separated from the hoisting mechanism, the currently used cranes are basically old traditional hoisting mechanisms, and the hoisting mechanism mainly has the following functions: the first speed reduction improves the output torque at the same time, and the second speed reduction reduces the inertia of the load at the same time, so that the hoisting mechanism is generally formed by connecting a motor with a speed reducer through a flange plate, driving a winding drum to rotate through the speed reducer, and realizing the vertical hoisting of an object through the rotation of the winding drum. Traditional hoist mechanism is from great, the structure is complicated, overhaul, it is all more difficult to maintain and maintain, new speed reducer uses the phenomenon that wearing and tearing can appear in the sealing washer for a period of time, can't change, thereby the phenomenon of oil leak can appear, lead to hoist mechanism mesa conflagration, if the bearing inside, gear and pinion damage, can lead to the stopper out of control, cause great incident, not only threaten user's life and health, still can influence production, the experience sense of user to hoist mechanism has been reduced, can not satisfy the demand in current market. The traditional hoisting mechanism with the speed reducer is complex in mechanism and heavy in weight, so that a winding drum and a motor are integrated, mechanical parts are reduced, and the overhaul, maintenance and repair are simpler. In addition, the invention can reduce the whole weight of the hoisting mechanism and is beneficial to reducing the energy consumption of the crane.

The conventional permanent magnet motor is not used because the common permanent magnet is sensitive to temperature, is easy to demagnetize after long-term operation in a high-temperature environment and has low reliability, and therefore, the liquid-cooled permanent magnet winding drum is purposefully pushed out.

Disclosure of Invention

The invention aims to provide a liquid-cooled permanent magnet winding drum which has the advantage of good use effect and solves the problems of complex structure and poor heat dissipation effect of the conventional winding mechanism.

In order to achieve the purpose, the invention provides the following technical scheme: liquid cooling permanent magnetism reel, including the reel, the inner chamber of reel is provided with the motor dead axle, the surface cover of motor dead axle is equipped with the water conservancy diversion piece, one side fixedly connected with motor stator of motor dead axle is kept away from to the water conservancy diversion piece, the inner wall fixedly connected with rotor core of reel, one side fixedly connected with rotor magnetic cylinder of reel is kept away from to rotor core, the equal fixedly connected with closing plate in both sides of water conservancy diversion piece, the surface of closing plate communicates respectively has feed liquor pipe and outlet pipe, the surface swing joint of motor dead axle has the bearing, one side fixedly connected with sleeve pipe of motor dead axle is kept away from to the bearing, one side fixedly connected with motor end cover of bearing is kept away from to the sleeve pipe.

Preferably, the surface of the motor dead axle and the outside cover that is located the reel are equipped with the backup pad, the bottom fixedly connected with bottom plate of backup pad.

Preferably, the right side at bottom plate top is seted up flutedly, the inner wall fixedly connected with slide bar of recess, the surperficial sliding connection of slide bar has the sliding sleeve, the top of sliding sleeve and the bottom fixed connection of connecting block, the mounting hole has been seted up on the surface of bottom plate, the number of mounting hole is six.

Preferably, one end, far away from the sealing plate, of the liquid inlet pipe penetrates through an inner cavity of the motor fixed shaft and extends to the outside of the motor fixed shaft, one end, far away from the sealing plate, of the liquid inlet pipe is communicated with a water pump, a water inlet of the water pump is communicated with a water delivery pipe, one end, far away from the water pump, of the water delivery pipe is communicated with a radiator, one end, far away from the sealing plate, of the water outlet pipe penetrates through the inner cavity of the motor fixed shaft and extends to the outside of the motor fixed shaft, and one end, far away from the sealing plate.

Preferably, the surface of the bearing is provided with a cover plate, the surface of the cover plate is provided with a first bolt in a penetrating manner, and the surface of the cover plate is fixedly connected with the surface of the sleeve through the first bolt.

Preferably, a second bolt penetrates through the surface of the motor end cover, and the surface of the motor end cover is fixedly connected with the surface of the winding drum through the second bolt.

Preferably, the inner wall of motor dead axle runs through and is provided with the wire, the one end that motor dead axle inner wall was kept away from to the wire runs through to the inner chamber of motor dead axle and extends to the outside of motor dead axle, the one end fixedly connected with motor control cabinet of motor dead axle inner wall is kept away from to the wire.

Preferably, the surface of water conservancy diversion piece is run through and is provided with first annular plate, the right side of first annular plate and motor stator's left side contact, the surface of motor dead axle and the inner chamber cover that is located the reel are equipped with the second annular plate, the left side of second annular plate and the right side fixed connection of water conservancy diversion piece.

Compared with the prior art, the invention has the following beneficial effects:

1. the winding drum, the motor dead axle, the flow deflectors, the motor stator, the rotor core, the rotor magnetic cylinder, the sealing plate, the liquid inlet pipe, the water outlet pipe, the bearing, the sleeve and the motor end cover are matched, so that the purpose of good use effect is realized, a speed reducer and related accessories in the existing winding mechanism are eliminated, the fault probability of the winding mechanism is reduced, the use safety of the winding mechanism is improved, the heat dissipation effect of the winding mechanism is improved through liquid cooling, the use safety of the winding mechanism is further improved, the requirements of the current market are met, the practicability and the usability of the winding mechanism are improved, and the problems of complex structure and poor heat dissipation effect of the conventional winding mechanism are solved.

2. The invention is used for supporting the hoisting mechanism by arranging the supporting plate, is used for supporting the hoisting mechanism by arranging the bottom plate, is used for driving the connecting block to move by arranging the electric telescopic rod, is used for driving the movable plate to move left and right by arranging the connecting block, is used for driving the brake block to move by arranging the movable plate, is used for fixing and decelerating the hoisting mechanism by arranging the brake block and the brake disc, improves the stability of the hoisting mechanism when in use, thereby improving the safety of the hoisting mechanism when in use, is used for accommodating the slide rod and the slide sleeve by arranging the groove, is used for limiting the connecting block by arranging the slide rod and the slide sleeve, is used for fixing the bottom plate by arranging the mounting hole, thereby realizing the mounting of the hoisting mechanism, is used for conveying liquid by arranging the water pump, through setting up the raceway, be used for carrying liquid, through setting up the radiator, be used for carrying out the heat transfer, cool down liquid, through setting up the apron, be used for sealing up the bearing, prevent that the dust from getting into inside the bearing, through setting up first bolt, be used for fixing the apron, through setting up the second bolt, be used for fixing the motor end cover, through setting up the wire, be used for carrying control signal and electric energy, through setting up the motor control cabinet, be used for carrying out data processing and sending control signal, through setting up first annular slab and second annular slab, be used for fixing the water conservancy diversion piece.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the roll of the present invention;

fig. 3 is a right side view of the inventive reel.

In the figure: 1. a reel; 2. fixing a shaft of the motor; 3. a flow deflector; 4. a motor stator; 5. a rotor core; 6. a rotor magnetic cylinder; 7. a sealing plate; 8. a liquid inlet pipe; 9. a water outlet pipe; 10. a bearing; 11. a sleeve; 12. a motor end cover; 13. a support plate; 14. a base plate; 15. an electric telescopic rod; 16. connecting blocks; 17. moving the plate; 18. a brake pad; 19. a brake disc; 20. a groove; 21. a slide bar; 22. a sliding sleeve; 23. mounting holes; 24. a water pump; 25. a water delivery pipe; 26. a heat sink; 27. a cover plate; 28. a first bolt; 29. a second bolt; 30. a wire; 31. a motor control cabinet; 32. a first annular plate; 33. a second annular plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention relates to a winding drum 1, a motor fixed shaft 2, a flow deflector 3, a motor stator 4, a rotor iron core 5, a rotor magnetic cylinder 6, a sealing plate 7, a liquid inlet pipe 8, a water outlet pipe 9, a bearing 10, a sleeve pipe 11, a motor end cover 12, a supporting plate 13, a bottom plate 14, an electric telescopic rod 15, a connecting block 16, a moving plate 17, a brake pad 18, a brake disc 19, a groove 20, a sliding rod 21, a sliding sleeve 22, a mounting hole 23, a water pump 24, a water delivery pipe 25, a radiator 26, a cover plate 27, a first bolt 28, a second bolt 29, a lead 30, a motor control cabinet 31, a first annular plate 32 and a second annular plate 33 which are all universal standard parts or parts known by technical personnel in the field, and the specific structure and principle of the winding drum belong to the prior art.

Referring to fig. 1-3, a liquid-cooled permanent magnet winding drum includes a winding drum 1, a motor fixed shaft 2 is disposed in an inner cavity of the winding drum 1, a flow deflector 3 is sleeved on a surface of the motor fixed shaft 2, a motor stator 4 is fixedly connected to a side of the flow deflector 3 away from the motor fixed shaft 2, a rotor core 5 is fixedly connected to an inner wall of the winding drum 1, a rotor magnetic cylinder 6 is fixedly connected to a side of the rotor core 5 away from the winding drum 1, a sealing plate 7 is fixedly connected to both sides of the flow deflector 3, a liquid inlet pipe 8 and a water outlet pipe 9 are respectively communicated with a surface of the sealing plate 7, a bearing 10 is movably connected to a surface of the motor fixed shaft 2, a sleeve 11 is fixedly connected to a side of the bearing 10 away from the motor fixed shaft 2, a motor end cap 12 is fixedly connected to a side of the sleeve 11 away from the bearing 10, a support, the right side of the top of the bottom plate 14 is fixedly connected with an electric telescopic rod 15, the output end of the electric telescopic rod 15 is fixedly connected with a connecting block 16, the top of the connecting block 16 is fixedly connected with a moving plate 17, the top of one side of the moving plate 17 opposite to the moving plate is fixedly connected with a brake pad 18, the surface of the motor end cover 12 is fixedly connected with a brake disc 19, the brake disc 19 is matched with the brake pad 18, the right side of the top of the bottom plate 14 is provided with a groove 20, the inner wall of the groove 20 is fixedly connected with a slide rod 21, the surface of the slide rod 21 is slidably connected with a slide sleeve 22, the top of the slide sleeve 22 is fixedly connected with the bottom of the connecting block 16, the surface of the bottom plate 14 is provided with mounting holes 23, the number of the mounting holes 23 is six, one end of the liquid inlet pipe 8, far away from the sealing plate 7, penetrates through, one end of the water delivery pipe 25, which is far away from the water pump 24, is communicated with a radiator 26, one end of the water outlet pipe 9, which is far away from the sealing plate 7, penetrates through an inner cavity of the motor fixed shaft 2 and extends to the outside of the motor fixed shaft 2, one end of the water outlet pipe 9, which is far away from the sealing plate 7, is communicated with a water inlet of the radiator 26, a cover plate 27 is arranged on the surface of the bearing 10, a first bolt 28 is arranged on the surface of the cover plate 27 in a penetrating manner, the surface of the cover plate 27 is fixedly connected with the surface of the sleeve 11 through the first bolt 28, a second bolt 29 is arranged on the surface of the motor end cover 12 in a penetrating manner, the surface of the motor end cover 12 is fixedly connected with the surface of the winding drum 1 through the second bolt 29, a lead 30 is arranged on the inner wall of the motor fixed shaft 2 in a penetrating manner, one end of the lead, the surface of the guide vane 3 is provided with a first annular plate 32 in a penetrating way, the right side of the first annular plate 32 is contacted with the left side of the motor stator 4, the surface of the motor fixed shaft 2 and the inner cavity sleeve of the winding drum 1 are provided with a second annular plate 33, the left side of the second annular plate 33 is fixedly connected with the right side of the guide vane 3, the liquid-cooled permanent magnet winding drum is supported by arranging a support plate 13, the liquid-cooled permanent magnet winding drum is supported by arranging a bottom plate 14, the electric telescopic rod 15 is used for driving a connecting block 16 to move by arranging a connecting block 16 and driving a movable plate 17 to move left and right, the movable plate 17 is used for driving a brake block 18 to move, the brake block 18 and a brake disc 19 are arranged for fixing and decelerating the liquid-cooled permanent magnet winding drum, the stability of the liquid-cooled permanent magnet winding drum during use is improved, and the safety of the liquid-cooled, by arranging the groove 20 for accommodating the sliding rod 21 and the sliding sleeve 22, by arranging the sliding rod 21 and the sliding sleeve 22 for limiting the connecting block 16, improving the stability of the connecting block 16 when moving, by arranging the mounting hole 23 for fixing the bottom plate 14, thereby realizing the installation of the liquid-cooled permanent magnet drum, by arranging the water pump 24 for conveying water, by arranging the water pipe 25 for conveying water, by arranging the radiator 26 for heat exchange and cooling water, by arranging the cover plate 27 for sealing the bearing 10, preventing dust from entering the inside of the bearing 10, by arranging the first bolt 28 for fixing the cover plate 27, by arranging the second bolt 29 for fixing the motor end cover 12, by arranging the lead wire 30 for conveying control signals and electric energy, by arranging the motor control cabinet 31, for data processing and sending control signals, by providing a first annular plate 32 and a second annular plate 33, is used for fixing the flow deflector 3, realizes the purpose of good use effect by the matching of the winding drum 1, the motor dead axle 2, the flow deflector 3, the motor stator 4, the rotor iron core 5, the rotor magnetic cylinder 6, the sealing plate 7, the liquid inlet pipe 8, the water outlet pipe 9, the bearing 10, the sleeve 11 and the motor end cover 12, subtracts a speed reducer and related accessories in the existing hoisting mechanism, thereby reducing the probability of the fault of the hoisting mechanism, improving the safety of the hoisting mechanism when in use, the liquid cooling improves the heat dissipation effect of the hoisting mechanism, further improves the safety of the hoisting mechanism during use, meets the requirements of the current market, improves the practicability and usability of the hoisting mechanism, and solves the problems of complex structure and poor heat dissipation effect of the conventional hoisting mechanism.

When the device is used, a user energizes the motor stator 4, an alternating-current magnetic field is formed by the motor stator 4, the rotor magnetic cylinder 6 rotates by the magnetic field, the winding mechanism is driven to rotate by the rotor magnetic cylinder 6, the lifting rope is wound and discharged by the winding mechanism, articles are lifted and put down, when the liquid cooling system works, the whole motor stator 4 is stationary, cooling liquid is conveyed by the water pump 24, low-temperature cooling liquid enters the flow deflector 3 from the liquid inlet pipe 8, the cooling liquid flows into the whole gap in an S-shaped streamline manner through the flow deflector 3 and finally flows out from the water outlet pipe 9, so that heat generated when the rotor magnetic cylinder 6 and the rotor iron core 5 work is taken away from the inside of the winding drum 1, an anti-slip hook protection system is formed by the electric control system and the QRL1 intelligent height limiter, the device returns to zero and stops, after the brake acts, if the QRL1 detects that the load continuously slides downwards, an unhooking holding command is sent out, then the electric control system starts the unhooking holding function, the load is enabled to descend at a low speed, an alarm prompt message is given out, and the safety of the liquid-cooled permanent magnet winding drum in use is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Liquid cooling formula permanent magnetism reel, including reel (1), its characterized in that: a motor fixed shaft (2) is arranged in the inner cavity of the winding drum (1), a flow deflector (3) is sleeved on the surface of the motor fixed shaft (2), one side of the flow deflector (3) far away from the motor fixed shaft (2) is fixedly connected with a motor stator (4), the inner wall of the winding drum (1) is fixedly connected with a rotor iron core (5), one side of the rotor iron core (5) far away from the winding drum (1) is fixedly connected with a rotor magnetic cylinder (6), the two sides of the flow deflector (3) are both fixedly connected with sealing plates (7), the surfaces of the sealing plates (7) are respectively communicated with a liquid inlet pipe (8) and a water outlet pipe (9), the surface of the motor fixed shaft (2) is movably connected with a bearing (10), one side of the bearing (10) far away from the motor fixed shaft (2) is fixedly connected with a sleeve (11), and one side of the sleeve (11) far away from the bearing (10) is fixedly connected with a motor end cover (12).

2. The liquid-cooled permanent magnet reel of claim 1, wherein: the surface of the motor dead axle (2) and the outside cover that is located the reel (1) are equipped with a supporting plate (13), the bottom fixedly connected with bottom plate (14) of supporting plate (13).

3. The liquid-cooled permanent magnet reel of claim 2, wherein: the right side at bottom plate (14) top is seted up flutedly (20), the inner wall fixedly connected with slide bar (21) of recess (20), the surperficial sliding connection of slide bar (21) has sliding sleeve (22), the top of sliding sleeve (22) and the bottom fixed connection of connecting block (16), mounting hole (23) have been seted up on the surface of bottom plate (14), the number of mounting hole (23) is six.

4. The liquid-cooled permanent magnet reel of claim 1, wherein: the one end that closing plate (7) were kept away from in feed liquor pipe (8) runs through the inner chamber to motor dead axle (2) and extends to the outside of motor dead axle (2), the one end intercommunication that closing plate (7) were kept away from in feed liquor pipe (8) has water pump (24), the water inlet intercommunication of water pump (24) has raceway (25), the one end intercommunication that water pump (24) were kept away from in raceway (25) has radiator (26), the one end that closing plate (7) were kept away from in outlet pipe (9) runs through the inner chamber to motor dead axle (2) and extends to the outside of motor dead axle (2), the one end that closing plate (7) were kept away from in outlet pipe (9) communicates with the water inlet of radiator (26).

5. The liquid-cooled permanent magnet reel of claim 1, wherein: the surface of the bearing (10) is provided with a cover plate (27), the surface of the cover plate (27) is provided with a first bolt (28) in a penetrating mode, and the surface of the cover plate (27) is fixedly connected with the surface of the sleeve (11) through the first bolt (28).

6. The liquid-cooled permanent magnet reel of claim 1, wherein: the surface of the motor end cover (12) is provided with a second bolt (29) in a penetrating mode, and the surface of the motor end cover (12) is fixedly connected with the surface of the winding drum (1) through the second bolt (29).

7. The liquid-cooled permanent magnet reel of claim 1, wherein: the inner wall of motor dead axle (2) runs through and is provided with wire (30), the one end that motor dead axle (2) inner wall was kept away from in wire (30) runs through to the inner chamber of motor dead axle (2) and extends to the outside of motor dead axle (2), one end fixedly connected with motor control cabinet (31) of motor dead axle (2) inner wall is kept away from in wire (30).

8. The liquid-cooled permanent magnet reel of claim 1, wherein: the surface of water conservancy diversion piece (3) is run through and is provided with first annular plate (32), the right side of first annular plate (32) and the left side contact of motor stator (4), the surface of motor dead axle (2) and the inner chamber cover that is located reel (1) are equipped with second annular plate (33), the left side of second annular plate (33) and the right side fixed connection of water conservancy diversion piece (3).