CN207868934U - A kind of permanent magnetic synchronous traction machine - Google Patents

Abstract

The utility model discloses a kind of permanent magnetic synchronous traction machines, including engine base, stator module and the matched rotor assembly of the stator module, traction sheave and shafting component, the engine base includes the support plate of the bottom plate positioned at bottom, the side plate positioned at the bottom plate both sides and the connection side plate, and the support plate is provided with pipeline；The shafting component includes rotation axis, and the rotation axis is through being arranged in the pipeline, and one end of the rotation axis is connected with the rotor assembly, and the other end is connected with the traction sheave.The traction machine of the utility model it is reasonable in design, welding frame and casting engine base can be suitable for simultaneously；Engine base of traction machine simple shape, the periphery of amorphism complexity and cavity, are convenient for measuring；Engine base of traction machine structure design stress point is closer with supporting point, and internal shafting and rotor structure are simple and reliable；The mounting structure of traction machine encoder, reasonable design, general frame is firm, at low cost.

Description

A kind of permanent magnetic synchronous traction machine

Technical field

The utility model is related to traction machine technical fields, and in particular to a kind of permanent magnetic synchronous traction machine.

Background technology

As the rapid development of social economy and the continuous improvement of lives of the people level, elevator have become in daily life One indispensable part, the quality requirement to elevator components are also higher and higher.

The main function of engine base is at present：Front and back bearings and stator core are supported, brake and the entire system of support are installed System weight；Engine base is used for fixed stator and bearing, and need to ensure bearing mounting hole and stator mounting hole concentricity and jitter values. As shown in Figs 1-4, the engine base in existing traction machine structure need to be designed as internal revolving body, internal fixed to install for larger cavity Son, processing cutting output is larger, also needs to ensure former and later two bearing concentricity requirements after processing is completed；And on engine base process palpus Machining center carries out the installation of antero posterior axis bearing bore and stator mounting hole, of high cost, and complex process, machining period time are long.

The design of current traction machine structure with the following drawback that：Shape is more complex after molding and size factor is not easy to The measurement of slide calliper rule need to complete several sizes on three coordinates；Process for machining and manufacturing is complicated, and assembly technology is various；Rotor and Stand structure design is complex, causes cost higher；Stress point and supporting point be farther out in engine base of traction machine；In existing traction machine The mounting means of encoder is more demanding to part processing precision, and disassembling encoder operating space is narrow, and not sufficiently large shows Field installation space；Encoder installation site is recessed engine base rear profile intracavitary, and engine base need to cast out sufficiently large space cavity.

Invention content

In view of this, in order to overcome the deficiencies of existing technologies, the utility model provides a kind of reasonable in design, cost It is low, the more stable traction machine of operation.

In order to achieve the above object, the utility model uses technical solution below：

A kind of permanent magnetic synchronous traction machine, including engine base, stator module and the matched rotor assembly of the stator module, Traction sheave and shafting component；The engine base includes bottom plate, the side plate positioned at the bottom plate both sides and the connection positioned at bottom The support plate of the side plate is provided with the pipeline to match with the shafting component in the support plate；The shafting component packet Rotation axis is included, the rotation axis is through being arranged in the pipeline, and one end of the rotation axis is connected with the rotor assembly, separately One end is connected with the traction sheave.

Preferably, the pipeline is additionally provided with reinforcing rib on side of the support plate far from the side plate, described to add Strengthening tendons are evenly distributed on the periphery of the pipeline.

Preferably, starting stave and the second riser are provided on the bottom plate, one end of the starting stave and described the Two risers connect, and the other end is connect with the support plate；One end of second riser is connect with the starting stave, the other end It is connect with the side plate.

It is further preferred that the starting stave is arranged in parallel with the side plate, second riser is flat with the support plate Row setting.

It is further preferred that being provided with the third riser of the connection bottom plate and the side plate, the third on the bottom plate Riser is flushed with the upper end of second riser, and the upper end of the third riser and second riser is provided with first and adds Strong plate.

Preferably, the support plate is vertically arranged with the side plate.

Preferably, the support plate is flushed with the upper end of the side plate, and the support plate and the upper end of the side plate are arranged There are transverse slat, the transverse slat to be arranged in parallel with the bottom plate.

Preferably, the rotation axis is also associated with encoder close to the end of the rotor assembly.

It is further preferred that being fixed with connecting plate on the engine base, encoder fixed seat is connected on the encoder, it is described It is offered on connecting plate and the matched mounting hole of encoder fixed seat.

It is further preferred that the encoder fixed seat is connect by connection sheet with the connecting plate, the connection sheet is equal The even edge for being distributed in the fixed seat.

Compared with prior art, the utility model is beneficial in that：The structure design of the traction machine of the utility model Rationally, engine base and rotor structure craftsmanship are preferable, and easy to process and assembly can be suitable for welding frame and casting simultaneously Engine base；Engine base of traction machine simple shape, the periphery of amorphism complexity and cavity, are convenient for measuring；Engine base of traction machine structure design by Force is closer with supporting point, and internal shafting and rotor structure are simple and reliable；The mounting structure of traction machine encoder, design are closed Reason avoids leading to influence to encoder transmitting accuracy due to brake mounting board deformation, and general frame is firm, make it is simple, At low cost, in-site installation and maintenance are more convenient, also ensure that the operation of the encoder when traction machine works more is stablized.

Description of the drawings

It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is the stereogram at the first visual angle of engine base of traction machine in the prior art；

Fig. 2 is the stereogram at the second visual angle of engine base of traction machine in the prior art；

Fig. 3 is the front view of traction machine in the prior art；

Fig. 4 is the sectional view of A-A in Fig. 3；

Fig. 5 is the stereogram at the first visual angle of engine base of traction machine in the preferred embodiment in the utility model；

Fig. 6 is the stereogram at the second visual angle of engine base of traction machine in the preferred embodiment in the utility model；

Fig. 7 is the stereogram of traction machine in the preferred embodiment in the utility model；

Fig. 8 is the front view of traction machine in the preferred embodiment in the utility model；

Fig. 9 is the rearview of traction machine in the preferred embodiment in the utility model；

Figure 10 is the sectional view of B-B in Fig. 9；

Wherein：Engine base -1, connecting plate -2, encoder -3, encoder fixed seat -4, flexible connection piece -5, mounting hole -6, spiral shell Bolt or screw -7, articulation hole screw -8, rotation axis -9, traction sheave -10, rotor assembly -11, stator module -12, encoder spiral shell Nail -13, bottom plate -14, support plate -15, pipeline -16, reinforcing rib -17, starting stave -18, the second riser -19, third riser - 20, first reinforcing plate -21, the second reinforcing plate -22, transverse slat -23, cover plate -24, side plate -25, rope blocking plate -26, roller bearing -27, Deep groove ball bearing -28.

Specific implementation mode

In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with this practicality Attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that institute The embodiment of description is only the embodiment of the utility model part, instead of all the embodiments.Based on the utility model In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example should all belong to the range of the utility model protection.

It should be noted that term " first " in the specification and claims of the utility model and above-mentioned attached drawing, " second " etc. is for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that in this way The data used can be interchanged in the appropriate case, so that the embodiments of the present invention described herein can be in addition at this In illustrate or description those of other than sequence implement.In addition, term " comprising " and " having " and their any deformation, meaning Figure be to cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, apparatus, product or equipment Those of be not necessarily limited to clearly to list step or unit, but may include not listing clearly or for these processes, The intrinsic other steps of method, product or equipment or unit.

Embodiment

With reference to Fig. 5-Figure 10, a kind of permanent magnetic synchronous traction machine of the present embodiment, including engine base of traction machine 1, stator module 12, With 12 matched rotor assembly 11 of stator module, traction sheave 10 and shafting component.Permanent-magnet synchronous traction in the present embodiment The structure of machine is suitable for welding frame and casting engine base, is elaborated below with welding frame.

Engine base of traction machine 1 in the present embodiment is welding frame, includes positioned at the bottom plate 14 of bottom, positioned at 14 both sides of bottom plate Side plate 25 and connecting lateral plate 25 support plate 15, the pipeline 16 for placing shafting component is provided in support plate 15.Side Plate 25 includes the left plate and right plate positioned at 15 both ends of support plate.

Pipeline 16 is additionally provided with reinforcing rib 17 with side of the support plate 15 far from side plate 25, and reinforcing rib 17 is perpendicular to pipeline 16 Periphery and support plate 15 where plane.Reinforcing rib 17 is evenly distributed on the periphery of pipeline 16.In pipeline in the present embodiment 16 periphery is symmetrically arranged with 8 reinforcing ribs 17.

As shown in fig. 6, the lower end that support plate 15 is in contact with side plate 25 opens up jagged, corresponds to notch on bottom plate 14 and set It is equipped with starting stave 18 and the second riser 19, starting stave 18 and the second riser 19 are arranged perpendicular to bottom plate 14, starting stave 18 One end connect with the second riser 19, the other end connect with support plate 15 and extends to the lower section of support plate 15 preferably to play Supporting role；One end of second riser 19 is connect with starting stave 18, and the other end connect with side plate 25 and extends to side plate 25 Lower section is preferably to play a supporting role.

Support plate 15 is vertically arranged with side plate 25 in the present embodiment, and support plate 15 is flushed with the upper end of side plate 25, and first Riser 18 is arranged in parallel with side plate 25, and the second riser 19 is arranged in parallel with support plate 15, i.e., starting stave 18 is perpendicular to bottom plate 14 With support plate 15, the second riser 19 is perpendicular to bottom plate 14 and side plate 25.

The third riser 20 of connecting bottom board 14 and side plate 25 is provided on bottom plate 14, third riser 20 is perpendicular to 14 He of bottom plate Side plate 25, and third riser 20 is flushed with the upper end of the second riser 19.Third riser 19 and the upper end of the second riser 20 are provided with First reinforcing plate 21, the first reinforcing plate 21 are bonded with side plate 25, and first in support plate 15 and bottom plate 14, the present embodiment The width of reinforcing plate 21 is of same size with side plate 25.

Support plate 15 and the upper end of side plate 25 are provided with transverse slat 23, and transverse slat 23 is arranged in parallel with bottom plate 14, perpendicular to support Plate 15 and side plate 25.The width of transverse slat 23 is configured according to actual demand.It is also set in the lower section of transverse slat 23 in the present embodiment It is equipped with the second reinforcing plate 22, the second reinforcing plate 22 is perpendicular to support plate 15 and bottom plate 14, and the second reinforcing plate 22 and side plate 25 Fitting, i.e. the first reinforcing plate 21 are located at the lower end of side plate 25, and the second reinforcing plate 22 is located at the upper end of side plate 25.In the present embodiment The width of two reinforcing plates 22 is of same size with side plate 25.

Pipeline 16 in the present embodiment is seamless steel pipe, and the length of length according to actual needs is selected.

Shafting component includes rotation axis 9, and through being arranged in seamless steel pipe, one end of rotation axis 9 is connected with to be turned rotation axis 9 Sub-component 11, the other end are connected with traction sheave 10.

As Figure 7-8, it is additionally provided with the cover to match with rotor assembly 11 in the second reinforcing plate 22 in the present embodiment The both sides of plate 24, traction sheave 10 are additionally provided with rope blocking plate 26.

As shown in figs. 9-10, rotation axis 9 is also equipped with encoder 3 close to the end of rotor assembly 11 in the present embodiment.

The mounting structure of traction machine encoder in the present embodiment includes the connecting plate 2 being connect with engine base 1 and 3 phase of encoder The flexible connection piece 5 of the encoder fixed seat 4 of cooperation and connection encoder fixed seat 4 and connecting plate 2 opens up on connecting plate 2 Have and matches mounting hole 6 with encoder fixed seat 4.

Since encoder fixed seat 4 is round setting, in order to enable when traction machine is run, the course of work of encoder 3 More stablize, avoids causing the influence to encoder transmitting accuracy, flexible connection piece 5 uniformly to divide due to brake mounting board deformation It is distributed in the edge of encoder fixed seat 4.The edge of encoder fixed seat 4 is evenly distributed with 6 flexible connection pieces in the present embodiment 5.One end of flexible connection piece 5 is connect by bolt or screw 7 with encoder fixed seat 4, the other end by bolt or screw 7 with Connecting plate 2 connects.

As shown in Figure 4 and Figure 6, the edge from connecting plate 2 of encoder fixed seat 4 is in different planes in the present embodiment On, so the section of flexible connection piece 5 is also corresponding Z-shaped, and flexible connection piece 5 and encoder fixed seat 4 in the present embodiment One end of connection is located at encoder fixed seat 4 close to the side of rotation axis 9.Connection sheet 5 in the present embodiment is flexible connection piece 5, material is spring steel.

Connecting plate 2 is connect with engine base 1 by articulation hole screw 8.The nose threads of articulation hole screw 8 play connection function, after It holds and plays the role of positioning at no screw thread.

The assembling process of the traction machine of the present embodiment described briefly below：

Stator module 12 is mounted on the interference fit of engine base 1 in engine base 1, then preceding self-aligning roller bearing 27 in shafting component In the pipeline 16 of engine base 1, rear deep groove ball bearing 28 is mounted in the pipeline 16 of engine base 1, roller bearing 27 and deep-groove ball The outer ring of bearing 28 is fixed in the pipeline 16 of engine base 1, and the endoporus of roller bearing 27 and deep groove ball bearing 28 is connected with rotation axis 9 It connects.Traction sheave 10 also is secured to rotor assembly 11 in rotation axis 9.Rotor assembly 11 is connect with rotation axis 9 with two-way flat key, is turned Moving axis 9 installs encoder 3 close to one end of rotor assembly 11, and encoder fixed seat 4 is mounted on engine base 1 by flexible connection piece 5 Connecting plate 2 on, traction sheave 10 is installed in 9 front end of rotation axis, and the two-way flat key of traction sheave 10 and rotation axis 9 use is connect.

Engine base of traction machine 1 in the present embodiment analyzes the engine base stress in the present embodiment with finite element emulation software ANSYS And deformation, optimization design make shaft strength position（Inside seamless steel pipe）Stress after being installed with brake（Left plate and right plate） Four installation bolt holes deform less than 0.05mm.

Engine base in the present embodiment is in the prior art to replace using hot rolled steel plate and seamless steel pipe progress welding procedure Cast frame, shape is simple compared with cast frame, and technique is single compared with cast frame；Using current material in the market, there is no to ring The influential casting pollution in border and human body harm；Shape is simple compared with casting, single, the periphery of amorphism complexity and cavity, convenient It measures；Stress and strain is considered when structure design, designs reinforcing rib, intensity is enable to meet requirement.

It is light-weight compared with the casting engine base of traditional structure using the traction machine weight of new construction in the present embodiment, traditional structure Casting weight is：363kg, weldment engine base weight are：314kg can save weight 49kg；Cancel the casting of traditional structure, it is right It improves a lot in the mass and benefit of production；Using weldment and seamless welding steel pipe combination at engine base, seamless steel pipe It is equivalent to the inner cavity of casting engine base, is used for fixing bearing and stator；Cost reduction, on cost benefit calculation, new design scheme More former design scheme, traction machine cost can Jie Yue $2000 members/platforms；And the periphery of engine base only need to design metal plate in the utility model Part can reduce cost and abstract designs reach technology requirement as appearance design, and engine base in the prior art need to design complexity Casting shape, be not easy to mass manufacture and production.

The mounting structure of traction machine encoder in the present embodiment, reasonable design are fixed with using on engine base of traction machine Connecting plate installs encoder fixed seat on connecting plate, then encoder is assembled in encoder fixed seat, need not cast multiple The engine base cavity of miscellaneous shape, optimizes manufacture and assembly technology, and general frame is firm, make it is simple, at low cost, in-site installation with It safeguards more convenient, also ensures that the operation of the encoder when traction machine works more is stablized.

Although above example is equally applicable using the engine base of welding, the traction machine structure of the utility model In casting engine base.

The traction machine of the utility model it is reasonable in design, engine base and rotor structure craftsmanship are preferable, convenient for plus Work and assembly can be suitable for welding frame and casting engine base simultaneously；Engine base of traction machine simple shape, the periphery of amorphism complexity And cavity, it is convenient for measuring；Engine base of traction machine structure design stress point is closer with supporting point, internal shafting and rotor structure letter It is single reliable；The mounting structure of traction machine encoder, reasonable design avoid causing to pass encoder due to brake mounting board deformation The influence of precision is passed, general frame is firm, and making is simple, at low cost, and in-site installation and maintenance are more convenient, also ensure and are draging The operation of encoder is more stablized when drawing machine work.

Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique Personage can understand the content of the utility model and implement according to this, the scope of protection of the utility model can not be limited with this, It is all according to equivalent change or modification made by the spirit of the present invention essence, should all cover the scope of protection of the utility model it It is interior.

Claims (10)

1. a kind of permanent magnetic synchronous traction machine, which is characterized in that including engine base, stator module, matched with the stator module Rotor assembly, traction sheave and shafting component；The engine base includes bottom plate, the side plate positioned at the bottom plate both sides positioned at bottom And the support plate of the side plate is connected, it is provided with the pipeline to match with the shafting component in the support plate；

The shafting component includes rotation axis, and through being arranged in the pipeline, one end of the rotation axis connects the rotation axis It is connected to the rotor assembly, the other end is connected with the traction sheave.

2. a kind of permanent magnetic synchronous traction machine according to claim 1, which is characterized in that the pipeline is remote in the support plate Reinforcing rib is additionally provided on side from the side plate, the reinforcing rib is evenly distributed on the periphery of the pipeline.

3. a kind of permanent magnetic synchronous traction machine according to claim 1, which is characterized in that it is perpendicular to be provided with first on the bottom plate Plate and the second riser, one end of the starting stave are connect with second riser, and the other end is connect with the support plate；It is described One end of second riser is connect with the starting stave, and the other end is connect with the side plate.

4. a kind of permanent magnetic synchronous traction machine according to claim 3, which is characterized in that the starting stave and the side plate It is arranged in parallel, second riser is arranged in parallel with the support plate.

5. a kind of permanent magnetic synchronous traction machine according to claim 3, which is characterized in that be provided with connection institute on the bottom plate The third riser of bottom plate and the side plate is stated, the third riser is flushed with the upper end of second riser, the third riser The upper end of second riser is provided with the first reinforcing plate.

6. a kind of permanent magnetic synchronous traction machine according to claim 1, which is characterized in that the support plate is hung down with the side plate Straight setting.

7. a kind of permanent magnetic synchronous traction machine according to claim 1, which is characterized in that the support plate and the side plate Upper end flushes, and the support plate and the upper end of the side plate are provided with transverse slat, and the transverse slat is arranged in parallel with the bottom plate.

8. according to a kind of permanent magnetic synchronous traction machine described in claim 1-7 any one, which is characterized in that the rotation axis is leaned on The end of the nearly rotor assembly is also associated with encoder.

9. a kind of permanent magnetic synchronous traction machine according to claim 8, which is characterized in that be fixed with connection on the engine base Plate is connected with encoder fixed seat on the encoder, offers on the connecting plate and matched with the encoder fixed seat Mounting hole.

10. a kind of permanent magnetic synchronous traction machine according to claim 9, which is characterized in that the encoder fixed seat passes through Connection sheet is connect with the connecting plate, and the connection sheet is uniformly distributed in the edge of the fixed seat.