CN213202021U - Low permanent magnet synchronous motor for low-vibration low-noise elevator - Google Patents
Low permanent magnet synchronous motor for low-vibration low-noise elevator Download PDFInfo
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- CN213202021U CN213202021U CN202120727472.2U CN202120727472U CN213202021U CN 213202021 U CN213202021 U CN 213202021U CN 202120727472 U CN202120727472 U CN 202120727472U CN 213202021 U CN213202021 U CN 213202021U
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Abstract
A permanent magnet synchronous motor for a low-vibration low-noise elevator comprises a noise reduction shell; a hydraulic tappet is arranged at the top end of the bottom of the noise reduction shell, the top of the hydraulic tappet is connected to the end face of the bottom of the damping platform, and the damping platform is connected to the inside of the noise reduction shell in a sliding manner; the top end face of the damping platform is connected with a fixed sliding block in a sliding manner, the top of the fixed sliding block is connected with the bottom of the synchronous motor, and one side of the fixed sliding block is in contact with the clamping plate; when this permanent magnet synchronous motor for low-vibration low-noise elevator used, when synchronous motor produced great longitudinal vibration, synchronous motor would drive the shock attenuation platform and carry out longitudinal vibration, and the hydraulic tappet that at this moment is the X type and arranges would provide sufficient holding power and reduce the vibrations of shock attenuation platform for the shock attenuation platform, improves the shock attenuation effect.
Description
Technical Field
The utility model relates to the technical field of electric machine, especially, relate to a low permanent magnet synchronous motor for low-vibration low-noise elevator.
Background
The motor is used as a power device for driving the lift car to ascend and descend and is the most important component in elevator accessories; the permanent magnet synchronous motor is widely applied to elevator motors due to the characteristics of simple structure, high reliability, high efficiency, small volume and light weight.
Like the utility model discloses a patent number CN210608786U, disclose a low permanent magnet synchronous motor for low-vibration low noise elevator, its frame and casing that includes the intercommunication of each other to and run through the setting and be in motor element in frame and the casing, the bottom of frame is connected with shock attenuation installation mechanism, shock attenuation installation mechanism include with the mounting panel that frame bottom surface shape is the same, the size equals with fix respectively the shock pad on mounting panel top surface and the bottom surface, the surface of shock pad has the dentate line all around.
Based on the above, current permanent magnet synchronous motor for elevator can produce vibrations when carrying out the work, thereby because vibrations can carry out the friction between permanent magnet synchronous motor and frame and produce the noise, can make the spaciousness between permanent magnet synchronous motor and frame bigger simultaneously, and the noise can the in use grow.
Therefore, there is a need to provide a low-vibration and low-noise permanent magnet synchronous motor for an elevator, so as to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low permanent magnet synchronous motor for low-vibration low noise elevator to solve the current permanent magnet synchronous motor for elevator that provides in the above-mentioned background art and can produce vibrations carrying out the during operation, thereby because vibrations can rub between permanent magnet synchronous motor and frame and produce the noise, can make the spaciousness between permanent magnet synchronous motor and frame bigger simultaneously, the noise can the problem of in use grow.
The utility model discloses low purpose and the efficiency of shaking PMSM for low noise elevator is reached by following specific technological means:
a permanent magnet synchronous motor for a low-vibration low-noise elevator comprises a noise reduction shell; a hydraulic tappet is arranged at the top end of the bottom of the noise reduction shell, the top of the hydraulic tappet is connected to the end face of the bottom of the damping platform, and the damping platform is connected to the inside of the noise reduction shell in a sliding manner; the top end face of the damping platform is connected with a fixed sliding block in a sliding mode, the top of the fixed sliding block is connected with the bottom of the synchronous motor, and one side of the fixed sliding block is in contact with the clamping plate.
Furthermore, the bottom of the fixed sliding block is provided with a trapezoidal sliding block, the trapezoidal sliding block at the bottom of the fixed sliding block is transversely connected in two trapezoidal sliding grooves formed in the top of the damping platform in a sliding manner, the fixed sliding block is provided with two parts in each trapezoidal sliding groove, and the fixed sliding block is in threaded connection with four corners at the bottom of the synchronous motor.
Further, be connected with the telescopic link on the inner wall of the left and right sides of shock attenuation platform, and the outside of telescopic link has cup jointed the extrusion spring to the one end of telescopic link is connected with one side of splint, and the opposite side of splint is the rubber material and has seted up the rectangle tooth's socket.
Furthermore, the bottom of shock attenuation platform is provided with four hydraulic tappet rods, and the hydraulic tappet rod divide into two sets ofly to two sets of hydraulic tappet rods are X type crossing arrangement.
Furthermore, noise reduction holes are formed in the left side wall and the right side wall of the noise reduction shell, and the noise reduction holes are formed in an inverted V shape.
Compare with current structure under, the utility model discloses following beneficial effect has:
the setting of splint, two sets of splint are in the middle department extrusion of shock attenuation platform under extrusion spring's effect, fix the synchronous machine of solid fixed sliding block and top installation in the middle department of shock attenuation platform, the telescopic link that department set up in the middle of the extrusion spring can guarantee that the tight direction of clamp of splint can not take place the skew, splint can burst with the rectangle tooth's socket that solid fixed sliding block junction set up and contract, weaken the vibrations that synchronous machine produced, avoid producing the noise because synchronous machine shakes.
The setting of hydraulic tappet, when synchronous machine produced great longitudinal vibration, synchronous machine will drive the shock attenuation platform and carry out longitudinal vibration, and the hydraulic tappet that at this moment is the X type and arranges will provide sufficient holding power and reduce the vibrations of shock attenuation platform for the shock attenuation platform, improves the shock attenuation effect.
Drawings
FIG. 1 is a side view of the present invention;
FIG. 2 is a schematic view of the overall split structure of the present invention;
FIG. 3 is a schematic view of the split structure of the clamp plate, the telescopic rod and the extrusion spring of the present invention;
fig. 4 is the utility model discloses fixed slider and shock attenuation platform split structure sketch map.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a noise reducing housing; 101. a noise reduction hole; 2. a shock absorbing platform; 201. a trapezoidal chute; 3. fixing the sliding block; 301. a trapezoidal slider; 4. a splint; 401. a rectangular tooth socket; 5. a telescopic rod; 6. a compression spring; 7. a synchronous motor; 8. a hydraulic tappet.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 4:
the utility model provides a low permanent magnet synchronous motor for low-vibration low-noise elevator, including: a noise reduction housing 1; the hydraulic tappet 8 is arranged at the top end of the bottom of the noise reduction shell 1, the top of the hydraulic tappet 8 is connected to the bottom end face of the damping platform 2, the damping platform 2 is arranged inside the noise reduction shell 1 in a sliding mode, noise reduction holes 101 are formed in the left side wall and the right side wall of the noise reduction shell 1, the noise reduction holes 101 are arranged in an inverted V shape, when the noise reduction shell is used, noise generated by the synchronous motor 7 is repeatedly refracted in the inverted V-shaped noise reduction holes 101 of the noise reduction shell 1 when the noise is spread outwards, decibels of the noise are reduced, meanwhile, the noise reduction holes 101 in the inverted V shape can prevent dust from entering the noise reduction shell 1, and the inside of the noise reduction shell 1 is kept; the top sliding connection of shock attenuation platform 2 has solid fixed sliding block 3, and the top of solid fixed sliding block 3 is connected with synchronous machine 7's bottom to one side of solid fixed sliding block 3 contacts with splint 4.
Wherein, the bottom of the fixed slide block 3 is provided with a trapezoidal slide block 301, the trapezoidal slide block 301 at the bottom of the fixed slide block 3 is transversely connected in two trapezoidal sliding chutes 201 arranged at the top of the damping platform 2 in a sliding way, two parts are arranged in each trapezoidal sliding chute 201 of the fixed slide block 3, the fixed slide block 3 is connected at the four corners at the bottom of the synchronous motor 7 by screw threads, when in use, the fixed slide block 3 in each trapezoidal sliding groove 201 of the damping platform 2 is adjusted, then the synchronous motor 7 is placed at the top of the fixed slide block 3 and fixed by bolts, the synchronous motors 7 of various types are conveniently installed by adjusting the distance between the fixed slide blocks 3, because synchronous machine 7 can produce vibrations when the operation, synchronous machine 7 will shake to transmit to fixed slider 3 on, alright in order to make fixed slider 3 carry out the horizontal hunting in the trapezoidal spout 201 of shock attenuation platform 2 to offset the horizontal vibrations that synchronous machine 7 produced.
Wherein, be connected with telescopic link 5 on the inner wall of the left and right sides of shock attenuation platform 2, and extrusion spring 6 has been cup jointed in the outside of telescopic link 5, and one side of telescopic link 5 is connected with splint 4, splint 4's opposite side is the rubber material and has seted up rectangle tooth's socket 401, when using, two sets of splint 4 are under the effect of extrusion spring 6 to the centre department extrusion of shock attenuation platform 2, fix the synchronous machine 7 of solid fixed sliding block 3 and top installation in the centre department of shock attenuation platform 2, the tight direction of clamp that splint 4 can be guaranteed to telescopic link 5 of department setting in the middle of the simultaneous extrusion spring 6 can not take place the skew, splint 4 can contract with rectangle tooth's socket 401 that the 3 junction of solid fixed sliding block set up, weaken the vibrations that synchronous machine 7 produced, avoid because synchronous machine 7 vibrations and produce the noise.
Wherein, damping platform 2's bottom is provided with everywhere hydraulic tappet 8, and hydraulic tappet 8 divide into two sets ofly, and two sets of hydraulic tappet 8 are X type and cross the setting, when using, when synchronous machine 7 produces great vertical vibrations, synchronous machine 7 will drive damping platform 2 and carry out vertical vibrations, and hydraulic tappet 8 that at this moment is the X type and arranges will provide sufficient holding power and reduce damping platform 2's vibrations for damping platform 2, improves the shock attenuation effect.
The specific use mode and function of the embodiment are as follows:
when the permanent magnet synchronous motor for the low-vibration and low-noise elevator is used, the fixed slide block 3 in each trapezoidal sliding groove 201 of the damping platform 2 is adjusted to a proper position, then the synchronous motor 7 is placed at the top of the fixed slide block 3 and is fixed through bolts, the synchronous motors 7 of various models are convenient to mount by adjusting the distance between the fixed slide blocks 3, because the synchronous motors 7 can generate vibration during operation, the synchronous motors 7 transmit the vibration to the fixed slide block 3, the fixed slide block 3 can swing left and right in the trapezoidal sliding groove 201 of the damping platform 2 to offset the transverse vibration generated by the synchronous motors 7, the two groups of clamping plates 4 are extruded to the middle of the damping platform 2 under the action of the extrusion springs 6, the fixed slide block 3 and the synchronous motors 7 mounted at the top are fixed in the middle of the damping platform 2, and meanwhile, the telescopic rods 5 arranged in the middle of the extrusion springs 6 can ensure that the clamping directions of the clamping plates 4 cannot deviate, the rectangular tooth's socket 401 that splint 4 and fixed slider 3 junction set up can crumple, weaken the vibrations that synchronous machine 7 produced, when synchronous machine 7 produced great longitudinal vibration, synchronous machine 7 will drive shock attenuation platform 2 and carry out longitudinal vibration, at this moment, the hydraulic tappet 8 that is the X type and arranges will provide sufficient holding power and reduce shock attenuation platform 2's vibrations for shock attenuation platform 2, the noise that synchronous machine 7 produced is making an uproar when outwards propagating and is making an uproar the hole 101 in making an uproar to fall the type of falling the shell 1 in the reciprocal V of falling the V type reduce the decibel that the noise has been reduced through refraction repeatedly in the hole 101, the hole 101 of making an uproar of falling the type of falling simultaneously can avoid the dust to enter into and fall the shell 1 of making an upr.
In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments or equivalent replacements may be made to some technical features of the embodiments, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a low permanent magnet synchronous motor for low-vibration low-noise elevator which characterized in that: comprising a noise reducing housing (1); a hydraulic tappet (8) is arranged at the top end of the bottom of the noise reduction shell (1), the top of the hydraulic tappet (8) is connected to the end face of the bottom of the damping platform (2), and the damping platform (2) is connected to the inside of the noise reduction shell (1) in a sliding manner; the damping platform is characterized in that a fixed sliding block (3) is connected to the top end face of the damping platform (2) in a sliding mode, the top of the fixed sliding block (3) is connected with the bottom of a synchronous motor (7), and one side of the fixed sliding block (3) is in contact with a clamping plate (4).
2. The permanent magnet synchronous motor for the low-vibration and low-noise elevator as claimed in claim 1, wherein: the bottom of the fixed sliding block (3) is provided with a trapezoidal sliding block (301), the trapezoidal sliding block (301) is transversely connected to two trapezoidal sliding grooves (201) formed in the top of the damping platform (2) in a sliding mode, the fixed sliding block (3) is provided with two parts in each trapezoidal sliding groove (201), and the fixed sliding block (3) is connected to four corners of the bottom of the synchronous motor (7) in a threaded mode.
3. The permanent magnet synchronous motor for the low-vibration and low-noise elevator as claimed in claim 1, wherein: be connected with telescopic link (5) on the inner wall of the left and right sides of shock attenuation platform (2), and extrusion spring (6) have been cup jointed in the outside of telescopic link (5) to the one end of telescopic link (5) is connected with one side of splint (4), and the opposite side of splint (4) is the rubber material and has seted up rectangle tooth's socket (401).
4. The permanent magnet synchronous motor for the low-vibration and low-noise elevator as claimed in claim 1, wherein: the bottom of shock attenuation platform (2) is provided with everywhere hydraulic tappet (8), and hydraulic tappet (8) divide into two sets ofly to two sets of hydraulic tappet (8) are X type and cross the setting.
5. The permanent magnet synchronous motor for the low-vibration and low-noise elevator as claimed in claim 1, wherein: the left side wall and the right side wall of the noise reduction shell (1) are provided with noise reduction holes (101), and the noise reduction holes (101) are arranged in an inverted V shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120727472.2U CN213202021U (en) | 2021-04-12 | 2021-04-12 | Low permanent magnet synchronous motor for low-vibration low-noise elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120727472.2U CN213202021U (en) | 2021-04-12 | 2021-04-12 | Low permanent magnet synchronous motor for low-vibration low-noise elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213202021U true CN213202021U (en) | 2021-05-14 |
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ID=75828745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120727472.2U Active CN213202021U (en) | 2021-04-12 | 2021-04-12 | Low permanent magnet synchronous motor for low-vibration low-noise elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213202021U (en) |
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2021
- 2021-04-12 CN CN202120727472.2U patent/CN213202021U/en active Active
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