CN204013048U - The mounting structure of machine shaft and motor, motor and rotating parts - Google Patents
The mounting structure of machine shaft and motor, motor and rotating parts Download PDFInfo
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- CN204013048U CN204013048U CN201420393543.XU CN201420393543U CN204013048U CN 204013048 U CN204013048 U CN 204013048U CN 201420393543 U CN201420393543 U CN 201420393543U CN 204013048 U CN204013048 U CN 204013048U
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Abstract
The utility model is applicable to technical field of motors, the mounting structure of machine shaft and motor, motor and rotating parts is provided, machine shaft comprises the first installation axis body of installing for rotor and axis body is installed and is installed on the damping assembly on the second installation axis body for second of rotating parts installation, damping assembly comprises the first elastic component, the first elastic component runs through along its center and is provided with the first axis hole being equipped with the second installation axis body, and the first elastic component is located on the second installation axis body by the first shaft hole sleeve.The utility model, has weakened dramatically from machine shaft and has been delivered to the vibrational energy on rotating parts on the one hand, thereby reduced the vibration and the noise that in motor and rotating parts running, produce; Can avoid on the other hand the amount of heat producing on rotor to be directly delivered on damping assembly, ensure the useful life of damping assembly; Improve on the one hand again the security reliability of motor operation.
Description
Technical field
The utility model belongs to technical field of motors, relate in particular to machine shaft and have this machine shaft motor, there is the motor of this motor and the mounting structure of rotating parts.
Background technology
Motor generally comprises stator, rotor, shell and rotating shaft, stator and rotor are all located in shell, and stator is fastenedly connected shell, one end of rotating shaft stretches in shell and is fastenedly connected rotor, the other end to stretch in shell outer and be fastenedly connected with the rotating parts such as impeller, like this, in motor operation course, rotating shaft can effectively drive rotating parts to be rotated.When concrete installation, motor is generally fastenedly connected on erection unit (as the body of the body of the body of air conditioner, smoke exhaust ventilator, washing machine warm-air drier etc.) by shell.In motor operation course, stator and rotor all can produce harmonic component, thereby make all to carry on stator and rotor certain vibrational energy, if do not take corresponding vibration reducing measure, the vibrational energy of carrying on stator will be passed on the body of equipment by the shell of motor, the vibrational energy of carrying on rotor will be passed on rotating parts in the promise rotating shaft of Ta E various countries, thereby can produce larger noise and vibration, and then cannot meet the requirement of some application scenario to lower noise environment.
In conventional art, in order to reduce the operation noise of motor, be generally the measure of taking to arrange rubber damping structure between motor housing and equipment body, this measure can effectively reduce stator and be delivered to the vibrational energy on equipment body, thereby can play vibration and noise reducing effect to a certain extent; But because not adopting corresponding measure, it weakens the transmission of vibrational energy on rotor, therefore, vibration and noise that motor is produced in the process that drives rotating parts to rotate are still all larger, are difficult to meet the designing requirement of some occasion to lower noise environment.
In prior art, in order to weaken the transmission of vibrational energy on rotor, a kind of scheme that shock absorbing ring is set between rotor and rotating shaft is proposed, like this, by the damping effect of shock absorbing ring, can play to weaken to a certain extent vibrational energy on rotor and transmit, thereby can play certain effect of vibration and noise reduction.But, this scheme still has the following disadvantages in concrete application: be 1) one of main heat generating components of motor due to rotor, it is in operation and can produces a large amount of heats, therefore shock absorbing ring is installed between rotor and rotating shaft, can make the amount of heat producing on rotor be directly delivered on shock absorbing ring, thereby easily cause the Rapid Damage of shock absorbing ring, and then affect the installation site precision of rotor, and affect the fit clearance between rotor and stator, finally affect the security reliability of motor operation, bring certain potential safety hazard to the application of motor, 2) it is for the processing technology more complicated of limiting component that shock absorbing ring is locked between rotor and rotating shaft, thereby cause the installation cost of shock absorbing ring higher, and then make the cost compare of motor high, be finally unfavorable for the large-scale promotion application of this scheme.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, machine shaft is provided and have this machine shaft motor, there is the motor of this motor and the mounting structure of rotating parts, it is intended to solve the technical problem that how reduces rotor under the prerequisite that ensures motor property safe and reliable to operation and be transferred to the vibrational energy on rotating parts.
For achieving the above object, the technical solution adopted in the utility model is: machine shaft, comprise for first of rotor installation and axis body is installed, axis body is installed and is installed on the damping assembly on described the second installation axis body for second of rotating parts installation, described damping assembly comprises the first elastic component, described the first elastic component runs through along its center to be provided with described second installs the first axis hole that axis body is equipped with, and described the first elastic component is located at described second by described the first shaft hole sleeve and is installed on axis body.
Further, described machine shaft also comprises the Rigid Plates Under Compression being installed on described the second installation axis body, described damping assembly also comprises that contour dimension is greater than the second elastic component of described the first elastic component contour dimension, on described Rigid Plates Under Compression, run through and be provided with perforation, described the second elastic component is provided with the storage tank that is equipped with described Rigid Plates Under Compression gabarit and the second axis hole that setting is run through in bottom that is arranged with along described storage tank, described the second elastic component is sheathed on described second with described storage tank back to the form of described the first elastic component by described the second axis hole and installs on axis body, described Rigid Plates Under Compression is sheathed on described second by described perforation and installs on axis body and be contained in described storage tank, described the first elastic component is installed between axial region and described the second elastic component described first.
Preferably, the described first radial dimension that axis body is installed is greater than the radial dimension of described the second installation axis body, the described first junction that axis body and described the second installation axis body are installed forms step surface, and the end towards described the first installation axis body of described the first elastic component is resisted against on described step surface.
Further, described the first elastic component is the parts of being made up of silicon rubber or polyurethane, it comprises that the described installing hole that is located in the hollow tube portion between installing hole inwall and the external wall of described the second installation shaft on described rotating parts and is stuck in described rotating parts is outer and is located in the annular flange portion between described rotating parts and described step surface, described annular flange portion is convexly set in one end of described hollow tube portion, and described the first axis hole runs through described hollow tube portion and described annular flange portion setting.
Preferably, the interior exterior feature of the gabarit of described Rigid Plates Under Compression, described storage tank and all rectangular shapes of the gabarit of described the second elastic component.
Particularly, described second installs axis body comprises the second axle part that is less than described the first axle part external diameter and is equipped with described perforation with the first axle part and the external diameter of described the first axis hole, described the second shaft hole matching setting, and described the first axle part is installed between axis body and described the second axle part described first, described the first elastic component and described the second elastic component are all sheathed on described the first axle part, and described Rigid Plates Under Compression is sheathed on described the second axle part.
Preferably, described perforation is engaged to enclose by smooth arc surface and flat face and forms, and described smooth arc surface is the arc surface that radian is greater than semicircle radian, the form fit setting of the shape of described the second axle part and described perforation.
Further, described machine shaft also comprises for limiting described damping assembly installs described second the locking member that moves axially displacement on axis body, and described locking member is fastening to be installed on the end back to described the first axle part of described the second axle part and to be resisted against on described Rigid Plates Under Compression.
Further, the utility model also provides motor, rotor that it comprises stator, coordinate with described stator, be located at motor housing outside described stator and described rotor and above-mentioned machine shaft, described rotor is installed on described first of described machine shaft and installs on axis body.
Further, the utility model also provides the mounting structure of motor and rotating parts, comprises rotating parts and above-mentioned motor, and described rotating parts is sheathed on described damping assembly.
The machine shaft that the utility model provides and there is the motor of this machine shaft, there is the motor of this motor and the mounting structure of rotating parts, by set up damping assembly on the second installation axis body, and damping assembly is had be placed on the first elastic component on the second installation axis body, like this, can utilize the intrinsic elastic performance of the first elastic component effectively to cushion and be delivered to the vibrational energy rotating parts from machine shaft, thereby weaken dramatically from machine shaft and be delivered to the vibrational energy on rotating parts, and then the vibration and the noise that in motor and rotating parts running, produce are effectively reduced.The utility model will be installed on the second installation axis body for the damping assembly of absorbing noise abatement, like this, can make damping assembly away from rotor setting on the one hand, thereby can avoid the amount of heat producing on rotor to be directly delivered on damping assembly, and then avoided the phenomenon of the first elastic component Rapid Damage to occur, ensure the useful life of damping assembly; On the other hand because damping assembly is installed on outside motor housing, thus profit distributing of heat thereon, thus be beneficial to the useful life that ensures damping assembly; Again on the one hand owing to there is no direct connection relational between damping assembly and rotor, therefore, even if the first elastic component damages, also can not have influence on the installation site precision of rotor, more can not have influence on the fit clearance between rotor and stator, and then effectively ensure the security reliability of motor operation.
Brief description of the drawings
Fig. 1 is the schematic diagram of the mounting structure of the motor that provides of the utility model embodiment and rotating parts;
Fig. 2 is the structural representation of the machine shaft that provides of the utility model embodiment;
Fig. 3 is the structural representation of the first elastic component of providing of the utility model embodiment;
Fig. 4 is the structural representation of the second elastic component of providing of the utility model embodiment;
Fig. 5 is that generalized section is looked on a left side of Fig. 4;
Fig. 6 is the structural representation of the Rigid Plates Under Compression that provides of the utility model embodiment;
Fig. 7 is that generalized section is looked on a left side of Fig. 6;
Fig. 8 is the structural representation of the rotating parts that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, Figure 2 and Figure 3, the machine shaft 1 that the utility model embodiment provides, comprise the first installation axis body 11, the second installation axis body 12 installed for rotating parts 2 of installing for rotor and be installed on the damping assembly 13 on the second installation axis body 12, damping assembly 13 comprises the first elastic component 131, the first elastic component 131 runs through along its center and is provided with the first axis hole 1311, the first elastic components 131 that are equipped with the second installation axis body 12 and is sheathed on the second installation axis body 12 by the first axis hole 1311.The setting of the first axis hole 1311 on the first elastic component 131, is mainly used in realizing the installation of the first elastic component 131 on the second installation axis body 12.Drive in the process that rotating parts 2 rotates at machine shaft 1, the intrinsic elastic performance of the first elastic component 131 can effectively cushion from machine shaft 1 and be delivered to the vibrational energy rotating parts 2, be delivered to the vibrational energy on rotating parts 2 thereby weakened dramatically from machine shaft 1, and then effectively reduced the vibration and the noise that in motor and rotating parts 2 runnings, produce.Simultaneously, the utility model embodiment, damping assembly for absorbing noise abatement 13 is installed on to the second installation axis body 12, can make damping assembly 13 away from rotor setting on the one hand, thereby can avoid the amount of heat producing on rotor to be directly delivered on damping assembly 13, and then avoided the phenomenon of the first elastic component 131 Rapid Damages to occur, ensure the useful life of damping assembly 13; On the other hand because damping assembly 13 is installed on outside motor housing, thus profit distributing of heat thereon, thus be beneficial to the useful life that ensures damping assembly 13; Again on the one hand owing to there is no direct connection relational between damping assembly 13 and rotor, therefore, even if damping assembly 13 damages, also can not have influence on the installation site precision of rotor, more can not have influence on the fit clearance between rotor and stator, and then effectively ensure the security reliability of motor operation.
Further, as Fig. 1, Fig. 2, Fig. 5, shown in figure and Fig. 7, the machine shaft 1 that the utility model embodiment provides also comprises the Rigid Plates Under Compression 14 being installed on the second installation axis body 12, damping assembly 13 also comprise contour dimension be greater than the first elastic component 131 contour dimensions and be sandwiched in Rigid Plates Under Compression 14 and rotating parts 2 on the second elastic component 132 between mounting groove 22, Rigid Plates Under Compression 14 runs through and is provided with perforation 141 along its center, the second elastic component 132 is provided with the storage tank 1321 that is equipped with Rigid Plates Under Compression 14 gabarits and the second axis hole 1322 that setting is run through in bottom that is arranged with along storage tank 1321, the second elastic component 132 is sheathed on the second installation axis body 12 back to the form of the first elastic component 131 with storage tank 1321 by the second axis hole 1322, Rigid Plates Under Compression 14 is sheathed on the second installation axis body 12 and is contained in storage tank 1321 by perforation 141, the first elastic component 131 is between the first installation axial region and the second elastic component 132.The setting of Rigid Plates Under Compression 14, can drive rotating parts 2 along with machine shaft 1 is rotated on the one hand, can prevent that on the other hand the first elastic component 131 and the second elastic component 132 are rotated the unlimited compression of parts 2 and cause the first elastic component 131 and the second elastic component 132 to be pressed quick-fried phenomenon to occur, thereby be beneficial to the useful life that ensures damping assembly 13.The setting of the second elastic component 132, is mainly used in effectively completely cutting off rotating parts 2 and contacts with the direct of Rigid Plates Under Compression 14, thereby can effectively prevent that the vibrational energy of carrying on machine shaft 1 is delivered on rotating parts 2 by Rigid Plates Under Compression 14.Rigid Plates Under Compression 14 specifically can by rigidity and intensity all preferably material make, as metal materials such as Q235A carbon structural steels.The second elastic component 132 specifically can be better by elasticity, the good material of heat resistance is made, as silicon rubber, polyurethane (polyurethanes) etc., like this, be beneficial to and ensure the absorbing noise reduction effect of the second elastic component 132 and the useful life of the second elastic component 132.
Preferably, as depicted in figs. 1 and 2, the first radial dimension that axis body 11 is installed is greater than the radial dimension of the second installation axis body 12, the first junction that axis body 11 and the second installation axis body 12 are installed forms step surface 101, the end towards the first installation axis body 11 of the first elastic component 131 is resisted against on step surface 101, and the two ends of the first elastic component 131 are resisted against respectively on step surface 101 and the second elastic component 132.Like this, can utilize step surface 101 to limit the move axially displacement of the first elastic component 131 towards the first installation axis body 11, its spacing reliability is high, and is beneficial to the installation cost that reduces damping assembly 13.Certainly, also the mode that can set up by installing at the second installation axis body 12 or first limit component (as jump ring, axle sleeve etc.) on axis body 11 in concrete application limits the move axially displacement of the first elastic component 131 towards the first installation axis body 11, but can strengthen like this installation cost of damping assembly 13.
Particularly, as shown in Figure 1, Figure 2 and Figure 3, the parts of the first elastic component 131 for being made by silicon rubber or polyurethane, the first elastic component 131 comprises that being located in installing hole 21 inwalls on rotating parts 2 and second installs the hollow tube portion 1312 between axis body 12 outer walls and be stuck in the installing hole 21 of rotating parts 2 outer and be located in the annular flange portion 1313 between rotating parts 2 and step surface 101, annular flange portion 1313 is convexly set in one end of hollow tube portion 1312, and the first axis hole 1311 runs through hollow tube portion 1312 and annular flange portion 1313 arranges.The first elastic component 131 specifically can be better by elasticity, the good material of heat resistance is made, as silicon rubber, polyurethane (polyurethanes) etc., like this, be beneficial to and ensure the absorbing noise reduction effect of the first elastic component 131 and the useful life of the first elastic component 131.The setting of hollow tube portion 1312, is mainly used in isolated rotating parts 2 installing hole 21 inwalls, with second, direct contact of axis body 12 outer walls is installed, thereby can effectively prevent that the vibrational energy of carrying on machine shaft 1 is directly delivered on rotating parts 2.Annular flange portion 1313 is mainly used in isolated rotating parts 2 and contacts with the direct of step surface 101, thereby can effectively prevent that the vibrational energy of carrying on machine shaft 1 is delivered on rotating parts 2 by step surface 101.Like this, the acting in conjunction by hollow tube portion 1312 with annular flange portion 1313, can reach completely isolated rotating parts 2 and the object that machine shaft 1 directly contacts, and is beneficial to and reduces the vibration and the noise that produce in motor and rotating parts 2 runnings.
Preferably, as shown in Fig. 1, Fig. 4 and Fig. 6, all rectangular shapes of gabarit of the gabarit of Rigid Plates Under Compression 14, the interior exterior feature of storage tank 1321 and the second elastic component 132, like this, be beneficial to and utilize the seamed edge of rectangular configuration to prevent from producing relative rotary motion between Rigid Plates Under Compression 14 and rotating parts 2, thereby be beneficial to the reliability that ensures that machine shaft 1 drives rotating parts 2 to rotate by Rigid Plates Under Compression 14.
Particularly, as depicted in figs. 1 and 2, second installs the second axle part 122 that axis body 12 comprises that the first axle part 121 that is equipped with the first axis hole 1311, the second axis hole 1322 and external diameter are less than the first axle part 121 external diameters and are equipped with perforation 141, and the first axle part 121 is between the first installation axis body 11 and the second axle part 122, the first elastic component 131 and the second elastic component 132 are all sheathed on the first axle part 121, and Rigid Plates Under Compression 14 is sheathed on the second axle part 122.The present embodiment, is made as multidiameter by the second installation axis body 12, ensureing that second installs axis body 12 and have under the prerequisite that sufficient intensity supports rotating parts 2, can alleviate the weight of the second installation axis body 12, is beneficial to the rotating property that improves machine shaft 1; Meanwhile, can utilize the first axle part 121 to limit the move axially displacement of Rigid Plates Under Compression 14 towards the first installation axis body 11.
Preferably, as shown in Fig. 2, Fig. 6 and Fig. 7, perforation 141 is engaged to enclose by smooth arc surface 1411 and flat face 1412 and forms, and smooth arc surface 1411 is greater than the arc surface of semicircle radian, the form fit setting of the shape of the second axle part 122 and perforation 141 for radian.The present embodiment, the disconnected cross section of perforation 141 and the second axle part 122 is not all full circle shape, but be greater than the figure of semicircle, like this, after being installed on the second axle part 122, Rigid Plates Under Compression 14 can not be rotated around the second axle part 122, prevent from producing relative rotary motion between Rigid Plates Under Compression 14 and the second axle part 122 thereby be beneficial to, be beneficial to the reliability that ensures that machine shaft 1 drives Rigid Plates Under Compression 14 to rotate, and then be beneficial to the reliability that ensures that machine shaft 1 drives rotating parts 2 to rotate by Rigid Plates Under Compression 14.Certainly, in concrete application, the disconnected cross section of perforation 141 and the second axle part 122 also can all be made as full circle shape, and produces relative rotary motion in order to prevent between Rigid Plates Under Compression 14 and the second axle part 122, can take to improve the measure that coordinates tightness between perforation 141 and the second axle part 122.
Further, as depicted in figs. 1 and 2, the machine shaft 1 of the present embodiment, also comprise the locking member 15 that moves axially displacement for limiting damping assembly 13 on the second installation axis body 12, locking member 15 is fastening to be installed on the end back to the first axle part 121 of the second axle part 122 and to be resisted against on Rigid Plates Under Compression 14.The present embodiment, after can effectively limiting damping assembly 13 and rotating parts 2 and be installed on machine shaft 1 by locking member 15 towards the displacement that moves axially back to the first installation axis body 11 directions, and step surface 101 can limit damping assembly 13 and rotating parts 2 be installed on machine shaft 1 after towards the displacement that moves axially of the first installation axis body 11 directions, therefore, by the common position-limiting action of locking member 15 and step surface 101, can effectively ensure that damping assembly 13 and rotating parts 2 are installed on the solid and reliable property on machine shaft 1.
Preferably, as depicted in figs. 1 and 2, locking member 15 is nut, and the second axle part 122 is provided with the external screw thread coordinating with nut, and nut thread is connected on the second axle part 122 and is resisted against on Rigid Plates Under Compression 14.There is self-locking action owing to being threaded, therefore locking member 15 is made as nut by the present embodiment, be beneficial to and ensure that damping assembly 13 and rotating parts 2 are installed on the solid and reliable property on machine shaft 1; Meanwhile, because can adopting the specific purpose tools such as spanner, nut carries out dismounting, therefore its disassembly process is simple.In concrete application, nut can adopt standard component, like this, is beneficial to simplify its design course of processing and be beneficial to its maintenance in the future and changes.Certainly, locking member 15 also can be made as other parts, and as latch, screw etc., like this, second installs and correspondingly on axis body 12 be provided with that fixing pin-and-hole is inserted in supply and marketing or the screwed hole that wears for screw etc.
Further, the utility model embodiment also provides motor, rotor (not shown) that it comprises stator (not shown), coordinate with stator, be located at motor housing (not shown) outside stator and rotor and above-mentioned machine shaft 1, stator is fastenedly connected motor housing, first installs axis body 11 extends in motor housing, second installs axis body 12 extends outside motor housing, and rotor is installed on first of machine shaft 1 and installs on axis body 11.The motor that the utility model embodiment provides, owing to having adopted above-mentioned machine shaft 1, therefore, can effectively reduce vibration and noise that motor produces when driving rotating parts 2 to turn round, the noise level of the A weighted sound power level that motor records in the time of zero load and load operation is all significantly reduced, thereby make this motor can be applicable to some application scenario higher to capable of working with low noise environmental requirement, on the air conditioner in the occasion of some capable of working with low noise environmental requirement, and then be beneficial to the market competitiveness that improves motor.
Further, as shown in Figure 1, the utility model embodiment also provides the mounting structure of motor and rotating parts, it comprises rotating parts 2 and above-mentioned motor, rotating parts 2 is provided with installing hole 21 along its central shaft to running through, rotating parts 2 is sheathed on damping assembly 13, hollow tube portion 1312 be contained in installing hole 21 and be sandwiched in the inwall of installing hole 21 and the outer wall of the second installation axis body 12 between.The motor that the utility model embodiment provides and the mounting structure of rotating parts, owing to having adopted above-mentioned motor, therefore, can effectively cushion from machine shaft 1 and be delivered to the vibrational energy rotating parts 2, be delivered to the vibrational energy on rotating parts 2 thereby weakened dramatically from machine shaft 1, and then effectively reduced the vibration and the noise that in motor and rotating parts 2 runnings, produce.
Particularly, as shown in Fig. 1 and Fig. 8, on rotating parts 2, be also provided with the mounting groove 22 of interior exterior feature and the second elastic component 132 gabarit adaptations, installing hole 21 runs through setting along the bottom that is arranged with of mounting groove 22, the interior exterior feature of installing hole 21 and the gabarit of hollow tube portion 1312 are equipped with, and the interior exterior feature of mounting groove 22 and the gabarit of the second elastic component 132 are equipped with.The motor that the utility model embodiment provides and the mounting structure of rotating parts, Rigid Plates Under Compression 14 and the second elastic component 132 are all contained in the mounting groove 22 of rotating parts 2 and are sandwiched between mounting groove 22 and the second installation axis body 12, the hollow tube portion 1312 of the first elastic component 131 is contained in installing hole 21 and is sandwiched between installing hole 21 inwalls and the second installation axis body 12 outer walls of rotating parts 2, and the annular flange portion 1313 of the first elastic component 131 is stuck in outside installing hole 21 and is sandwiched between rotating parts 2 end faces and step surface 101.
The concrete installation process of rotating parts 2 on motor is: first the first elastic component 131 be placed on the first axle part 121 of the second installation axis body 12 and annular flange portion 1313 is resisted against on step surface 101, then rotating parts 2 being placed on the first elastic component 131; And then the second elastic component 132 is placed in the second installation shaft and makes in its mounting groove 22 that is contained in rotating parts 2 completely; Then, Rigid Plates Under Compression 14 is placed on the second installation axis body 12 and makes in its storage tank 1321 that is contained in the second elastic component 132 completely, finally nut be tightened on the second axle part 122 of the second installation axis body 12 and make it compress Rigid Plates Under Compression 14, thereby can effectively rotating parts 2 and damping assembly 13 be lock onto on the second installation axis body 12, like this,, completed the installation process of rotating parts 2 with motor.
The motor that the utility model embodiment provides and the mounting structure of rotating parts, specifically can be applicable on the equipment such as blower fan or smoke exhaust ventilator or washing machine warm-air drier or fan of air conditioner, rotating parts 2 specifically can be the parts that impeller, rotating disk, guide wheel etc. can be rotated by motor direct-drive.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace or improvement etc., within all should being included in protection range of the present utility model.
Claims (10)
1. machine shaft, comprise the first installation axis body of installing for rotor and for second of rotating parts installation, axis body be installed, it is characterized in that: also comprise and be installed on the described second damping assembly of installing on axis body, described damping assembly comprises the first elastic component, described the first elastic component runs through along its center to be provided with described second installs the first axis hole that axis body is equipped with, and described the first elastic component is located at described second by described the first shaft hole sleeve and is installed on axis body.
2. machine shaft as claimed in claim 1, it is characterized in that: also comprise and be installed on the described second Rigid Plates Under Compression of installing on axis body, described damping assembly also comprises that contour dimension is greater than the second elastic component of described the first elastic component contour dimension, on described Rigid Plates Under Compression, run through and be provided with perforation, described the second elastic component is provided with the storage tank that is equipped with described Rigid Plates Under Compression gabarit and the second axis hole that setting is run through in bottom that is arranged with along described storage tank, described the second elastic component is sheathed on described second with described storage tank back to the form of described the first elastic component by described the second axis hole and installs on axis body, described Rigid Plates Under Compression is sheathed on described second by described perforation and installs on axis body and be contained in described storage tank, described the first elastic component is installed between axial region and described the second elastic component described first.
3. machine shaft as claimed in claim 1 or 2, it is characterized in that: the described first radial dimension that axis body is installed is greater than the radial dimension of described the second installation axis body, the described first junction that axis body and described the second installation axis body are installed forms step surface, and the end towards described the first installation axis body of described the first elastic component is resisted against on described step surface.
4. machine shaft as claimed in claim 3, it is characterized in that: described the first elastic component is the parts of being made up of silicon rubber or polyurethane, it comprises that the described installing hole that is located in the hollow tube portion between installing hole inwall and the external wall of described the second installation shaft on described rotating parts and is stuck in described rotating parts is outer and is located in the annular flange portion between described rotating parts and described step surface, described annular flange portion is convexly set in one end of described hollow tube portion, and described the first axis hole runs through described hollow tube portion and described annular flange portion setting.
5. machine shaft as claimed in claim 2, is characterized in that: the interior exterior feature of the gabarit of described Rigid Plates Under Compression, described storage tank and all rectangular shapes of the gabarit of described the second elastic component.
6. the machine shaft as described in claim 2 or 5, it is characterized in that: described second installs axis body comprises the second axle part that is less than described the first axle part external diameter and is equipped with described perforation with the first axle part and the external diameter of described the first axis hole, described the second shaft hole matching setting, and described the first axle part is installed between axis body and described the second axle part described first, described the first elastic component and described the second elastic component are all sheathed on described the first axle part, and described Rigid Plates Under Compression is sheathed on described the second axle part.
7. machine shaft as claimed in claim 6, it is characterized in that: described perforation is engaged to enclose by smooth arc surface and flat face and forms, described smooth arc surface is the arc surface that radian is greater than semicircle radian, the form fit setting of the shape of described the second axle part and described perforation.
8. machine shaft as claimed in claim 6, it is characterized in that: also comprise for limiting described damping assembly, described second, the locking member that moves axially displacement on axis body is installed, described locking member is fastening to be installed on the end back to described the first axle part of described the second axle part and to be resisted against on described Rigid Plates Under Compression.
9. motor, the rotor that comprises stator, coordinate with described stator and be located at described stator and described rotor outside motor housing, it is characterized in that: also comprise the machine shaft as described in claim 1 to 8 any one, described rotor is installed on described first of described machine shaft and installs on axis body.
10. the mounting structure of motor and rotating parts, comprises rotating parts, it is characterized in that: also comprise motor as claimed in claim 9, described rotating parts is sheathed on described damping assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420393543.XU CN204013048U (en) | 2014-07-16 | 2014-07-16 | The mounting structure of machine shaft and motor, motor and rotating parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420393543.XU CN204013048U (en) | 2014-07-16 | 2014-07-16 | The mounting structure of machine shaft and motor, motor and rotating parts |
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| Publication Number | Publication Date |
|---|---|
| CN204013048U true CN204013048U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420393543.XU Active CN204013048U (en) | 2014-07-16 | 2014-07-16 | The mounting structure of machine shaft and motor, motor and rotating parts |
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| CN (1) | CN204013048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111277068A (en) * | 2018-12-04 | 2020-06-12 | 青岛海尔洗碗机有限公司 | Vibration reduction motor structure and dish washing machine |
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2014
- 2014-07-16 CN CN201420393543.XU patent/CN204013048U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111277068A (en) * | 2018-12-04 | 2020-06-12 | 青岛海尔洗碗机有限公司 | Vibration reduction motor structure and dish washing machine |
| CN111277068B (en) * | 2018-12-04 | 2022-11-01 | 青岛海尔洗碗机有限公司 | Vibration-damping motor structure and dish-washing machine |
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