CN105035918B - Elevator traction machine - Google Patents
Elevator traction machine Download PDFInfo
- Publication number
- CN105035918B CN105035918B CN201510498032.3A CN201510498032A CN105035918B CN 105035918 B CN105035918 B CN 105035918B CN 201510498032 A CN201510498032 A CN 201510498032A CN 105035918 B CN105035918 B CN 105035918B
- Authority
- CN
- China
- Prior art keywords
- rotor
- oil
- adapter sleeve
- stator
- sealed bearings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Friction Gearing (AREA)
Abstract
The invention discloses a kind of elevator traction machine, its drip irrigation device is, including rotor, the fixed stator with the external world, the rotor includes the traction sheave being wholely set, rotating shaft is equipped with the rotor, the rotating shaft is located on the stator, sealed bearings are provided between the rotor and the stator, the sealed bearings are by hot cover process fixed cover on the rotor, shoe cream room is provided with the rotor, filled in the shoe cream room provided with lubricating oil, the stator is provided with oil spilling chamber, the oil spilling chamber, shoe cream room is connected by oil circuit with the sealed bearings, check valve is provided with oil spilling chamber and the oil circuit of sealed bearings, filter screen etc., it please ensure the lubricating oil one-way flow in oil circuit, and scrap can be deposited in oil spilling chamber；Meanwhile, rotor lubricating oil when rotating can produce the flowing of fierceness, can largely take away the heat in bearing, it is ensured that the temperature of Bearing inner will not be too high.
Description
Technical field
The present invention relates to a kind of electrical equipment, more specifically, it relates to a kind of elevator traction machine.
Background technology
Traction machine is the power supplying apparatus of motor lifting, lift car can be driven to move up and down, it is ensured that elevator functions
Realization.Present traction machine is all to carry out the stator on generation power, traction machine using the structure of motor to be fixed on mostly
Above the fixed structures such as metope, the coil after energization on stator drives the magnetic links above rotor to move using galvanomagnetic-effect,
So as to the positive and negative rotation of rotor driven.
Had in relative motion, therefore rotor a rotating shaft due to existing between rotor and stator, rotor can using rotating shaft as
Axis rotates, therefore rotating shaft above rotor with that can be arranged with bearing, the stable rotation for realizing rotor.And due to traction machine
During use, the strength born is larger, particularly the bearing with traction sheave closer location, in the process of long time running
In, it is easier to produce heat, if heat is distributed not in time can also produce bearing certain influence.Meanwhile, it is relatively easy to production
Raw scrap etc., because the generation of scrap etc. can easily cause bearing surface oil film breakdown, influences the service life of bearing.Therefore,
Need periodically to be changed and refilled for the fluid in bearing, very trouble, most bearings use note
Oil bearing, is sealed using structures such as oil sealings, but this structure dust-proof effect is bad.If using sealed bearings
Then heat dispersion is poor, and more oil change is not easy to.
Invention utility model content
In view of the shortcomings of the prior art, it is an object of the invention to provide a kind of elevator traction machine, opened in rotor
If opening up oil spilling chamber in shoe cream room, stator, coordinate and carry check valve, the oil circuit of filter screen, the lubricating oil that can be allowed in sealed bearings
Constantly flowing, and can effectively being filtered.
To achieve the above object, the invention provides following technical scheme：A kind of elevator traction machine, including rotor, with it is outer
The stator that boundary is fixed, the rotor includes being equipped with rotating shaft on the traction sheave being wholely set, the rotor, and the rotating shaft is located in
On the stator, sealed bearings are provided between the rotor and the stator, the sealed bearings pass through hot cover process fixed cover
Be provided with shoe cream room, the shoe cream room and filled provided with lubricating oil on the rotor, in the rotor, the shoe cream room with it is described close
Seal between the inner chamber of bearing provided with the first oil circuit for connecting, the stator is provided with oil spilling chamber, the oil spilling chamber is located at institute
State above sealed bearings, the second oil circuit and the 3rd for being used for connecting is provided between the oil spilling chamber and the inner chamber of the sealed bearings
Oil circuit, second oil circuit in the 3rd oil circuit with being respectively provided with the first adapter sleeve for being connected outer race and stator, second
Adapter sleeve, first adapter sleeve, the second adapter sleeve be it is hollow, provided with fuel feeding liquid toward in oil spilling chamber in first adapter sleeve
First check valve of flowing, provided with fuel feeding liquid toward the second check valve flowed in sealed bearings inner chamber in second adapter sleeve,
Filter screen is additionally provided with second adapter sleeve, the filter screen is located at side of second check valve away from sealed bearings, the stator
On be additionally provided with sealing-plug for sealing the oil spilling chamber.
The present invention is further arranged to：First adapter sleeve and the second adapter sleeve outer wall by screw thread respectively with institute
State the second oil circuit, the connection of the 3rd oil circuit inwall.
The present invention is further arranged to：The one end of first adapter sleeve and the second adapter sleeve is hexagon, and
In the oil spilling chamber.
The present invention is further arranged to：The sealed bearings use the sealed bearings of contact.
The present invention is further arranged to：The sealing-plug is made of plastics, and is passed through between the sealing-plug and the stator
Threaded connection.
The present invention is further arranged to：Handle of the sealing-plug provided with convenient rotation.
Compared with prior art, it is an advantage of the current invention that when traction machine is rotated, rotor, which is rotated, produces centrifugal force
Lubricating oil in shoe cream room in rotor can be full of as there is provided in ball bearing in sealed bearings by the way that the first oil circuit is substantial amounts of
Enough lubricant effects.Now, because substantial amounts of lubricating oil can be also transferred in oil spilling chamber with centrifugal force, connect with oil spilling chamber
The sequence of flow of fluid is determined in the second logical oil circuit and the 3rd oil circuit by two check valves, rotor stop motion when
Wait a large amount of fluid can only be by that can be flow back into the chamber of sealed bearings after filter screen, and filter screen can be played to lubricating oil
Filtration, iron filings, the powder that can be allowed in lubricating oil etc. is rested in oil spilling chamber, will not be deposited on the chamber of sealed bearings
It is interior.Lasting high speed rotation because traction machine is during work, but when stop when turning, when rotation fluid because
Centrifuge and overflow upward, fluid can be back to lower section out of top oil spilling chamber when stopping, therefore lubricating oil can be produced
Raw fierce flowing, can largely take away the heat in bearing, it is ensured that the temperature of Bearing inner will not be too high.And the structure
Forward and reverse to rotor are unaffected, it can be ensured that the effect of the structure is realized.
Brief description of the drawings
Fig. 1 is the structure chart of elevator traction machine embodiment of the present invention；
Fig. 2 is the enlarged drawing at I in Fig. 1；
Fig. 3 is the enlarged drawing at J in Fig. 2.
Reference：1st, rotor；11st, traction sheave；12nd, shoe cream room；2nd, stator；21st, oil spilling chamber；211st, sealing-plug；212、
Handle；3rd, sealed bearings；31st, the first oil circuit；32nd, the second oil circuit；33rd, the 3rd oil circuit；34th, the first adapter sleeve；341st, first is single
To valve；35th, the second adapter sleeve；351st, the second check valve；352nd, filter screen.
Embodiment
Elevator traction machine embodiment of the present invention is described further referring to figs. 1 to Fig. 3.
A kind of elevator traction machine, including rotor 1, the stator 2 fixed with the external world, rotor 1 include the traction sheave being wholely set
11, rotating shaft is equipped with rotor 1, and rotating shaft is worn on the stator 2, and stator 2 is fixed with magnetic links, rotor 1 above with screw
Wound thereon is provided with coil, the galvanomagnetic-effect of coil and magnetic links is utilized after coil electricity so that rotor 1 can be in stator 2
Rotate above, axis of the rotor 1 along rotating shaft is rotated, and sealed bearings 3 are provided between rotor 1 and stator 2, are enclosed within above rotor 1
And position is closer to traction sheave 11, specifically as shown in the figure.A common bearing, two bearings are additionally provided with the tail end of rotating shaft
The job requirement that shared rotor 1 is rotated on the stator 2.
Sealed bearings 3 are by hot cover process fixed cover on rotor 1, and hot cover process is most when installing bearing at present
The technology of use, the metal alternating magnetic field produced using bearing heater, which is generated, to be vortexed, and bearing is generated heat in itself, metal fever
Sealed bearings 3, are enclosed within above rotor 1 by swollen shrinkage again afterwards, just with rotor 1 to be interference fitted after bearing cooling, sealing
The inner ring of bearing 3 is stably fixed to rotor 1 above, will not produce relative displacement.
The sealed bearings 3 are the sealed bearings 3 of contact, and this sealed bearings 3 is can buy on the market, because it is
Bearing inner is sealed using the sealing ring of V-arrangement, therefore when rotation, larger pressure can be born, without leaking
Oil, is the highly preferred sealed bearings 3 of structure design of the present invention.
Shoe cream room 12, the inner circle ring-shaped of shoe cream room 12, it is ensured that enough profits are stored in shoe cream room 12 are provided with rotor 1
Lubricating oil, and the lubricating oil that can be allowed in shoe cream room 12 is stable outwardly throws away, and the lubricating oil set is filled in shoe cream room 12 as city
Known bearing oil on face.The first oil circuit 31 for being used for connecting is provided between shoe cream room 12 and the inner chamber of sealed bearings 3, by
It is to connect bearing inner ring and rotor 1 in the first oil circuit 31, therefore both need to be mutually aligned when installing, also as axle
It is interference fit to hold inner ring and rotor 1, is not in relative displacement during exercise between the two, therefore need not add extra
Fixed structure.
Stator 2 is provided with oil spilling chamber 21, and oil spilling chamber 21 is located at the top of sealed bearings 3, and oil spilling chamber 21 is interior with sealed bearings 3
The second oil circuit 32 and the 3rd oil circuit 33 for connecting are provided between chamber, does not have extra fixation between stator 2 and outer race
Mode, accordingly, it would be desirable to inside the second oil circuit 32 and the 3rd oil circuit 33 first adapter sleeve 34, the second adapter sleeve will be equipped with respectively
35.First adapter sleeve 34 is connected with the second oil circuit 32, the inwall of the 3rd oil circuit 33 respectively with the outer wall of the second adapter sleeve 35 by screw thread,
It is able to ensure that adapter sleeve is stably fixed on oil circuit inwall by way of thread helix, while adapter sleeve is by stainless steel
Into, with enough bonding strengths, it is ensured that be not in the phenomenons such as deformation.The screw thread is fine thread, ensure that screw thread
The sealing of junction.
Second oil circuit 32 is connected the first adapter sleeve of outer race and stator 2 with being respectively provided with the 3rd oil circuit 33
34th, the second adapter sleeve 35, the first adapter sleeve 34, the second adapter sleeve 35 be it is hollow, it is past provided with fuel feeding liquid in the first adapter sleeve 34
Provided with fuel feeding liquid toward flowing in the inner chamber of sealed bearings 3 in first check valve 341 of flowing in oil spilling chamber 21, the second adapter sleeve 35
Filter screen 352 is additionally provided with second check valve 351, the second adapter sleeve 35, filter screen 352 is located at the second check valve 351 away from seal shaft
Hold 3 side, the oil level of internal lubricating oil is not to enter oil spilling chamber 21 to be optimal.
When traction machine is rotated, rotor 1 rotates generation centrifugal force can be by the lubricating oil in the shoe cream room 12 in rotor 1
By the substantial amounts of injection of the first oil circuit 31 as there is provided lubricant effect enough in ball bearing in sealed bearings 3.Now, due to
Substantial amounts of lubricating oil can be also transferred in oil spilling chamber 21 with centrifugal force, the second oil circuit 32 and the 3rd connected with oil spilling chamber 21
The sequence of flow of fluid is determined in oil circuit 33 by two check valves, a large amount of fluid can only when 1 stop motion of rotor
By that can be flow back into the chamber of sealed bearings 3 after filter screen 352, the filtering that filter screen 352 can play to lubricating oil is made
With iron filings, powder that can be allowed in lubricating oil etc. is rested in oil spilling chamber 21, in the chamber that will not be deposited on sealed bearings 3.By
Lasting high speed rotation in traction machine during work, but when stop when turning, fluid is because of centrifugation when rotation
Overflow upward, when stopping fluid being back to out of top oil spilling chamber 21 lower section, therefore lubricating oil can produce it is sharp
Strong flowing, can largely take away the heat in bearing, it is ensured that the temperature of Bearing inner will not be too high.And the structure is to turning
The forward and reverse of son 1 are unaffected, it can be ensured that the effect of the structure is realized.
Wherein, the sealing-plug 211 for sealing oil spilling chamber 21 is additionally provided with stator 2.Sealing-plug 211 is made of plastics, close
It is connected through a screw thread between blocking 211 and stator 2, sealing-plug 211 is provided with handle 212, handle 212 can facilitate sealing-plug
211 rotation.The sealing-plug 211 that rubber is made has good sealing and grease resistance, can be by the fluid in oil spilling chamber 21
Sealing is complete, and when changing filter screen 352 if desired or need for being cleaned in oil spilling chamber 21, it is possible to directly
Sealing-plug 211 is opened inside is adjusted.And when safeguarding, it is sometimes necessary to a supplement part is carried out to inside
Lubricating oil, directly pour into and just may be used out of oil spilling chamber 21.
Wherein, the one end of the first adapter sleeve 34 and the second adapter sleeve 35 is hexagon, and is respectively positioned in oil spilling chamber 21.
Because the first adapter sleeve 34 and the second adapter sleeve 35 are all mounted in the inwall of the second oil circuit 32 and the 3rd oil circuit 33 in structure
On wall, dismantle hexagon is set as on end for convenience, the installation and dismounting of adapter sleeve can be facilitated, it is only necessary to will above
Closure turn on, spanner is put in, turn hex end just can, it is very convenient.And first check valve 341, second
Check valve 351, filter screen 352 are mounted on adapter sleeve, it is therefore desirable to when replacing, it is only necessary to by the first adapter sleeve 34
Or second adapter sleeve 35 take out carry out maintenance change just may be used.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (4)
1. a kind of elevator traction machine, including rotor, the stator fixed with the external world, the rotor include the traction sheave being wholely set,
Rotating shaft is equipped with the rotor, the rotating shaft is located on the stator, it is characterized in that：Between the rotor and the stator
Provided with sealed bearings, the sealed bearings on the rotor, are provided with shoe cream room by hot cover process fixed cover in the rotor,
Filled in the shoe cream room provided with lubricating oil, be used for connecting first is provided between the shoe cream room and the inner chamber of the sealed bearings
Oil circuit, the stator is provided with oil spilling chamber, and the oil spilling chamber is located above the sealed bearings, the oil spilling chamber and the sealing
The second oil circuit and the 3rd oil circuit for connecting are provided between the inner chamber of bearing, second oil circuit with setting respectively in the 3rd oil circuit
There are the first adapter sleeve, the second adapter sleeve that outer shroud and stator are held for connecting shaft, first adapter sleeve, the second adapter sleeve are
It is hollow, provided with fuel feeding liquid toward the first check valve flowed in oil spilling chamber in first adapter sleeve, set in second adapter sleeve
There is fuel feeding liquid toward the second check valve flowed in sealed bearings inner chamber, filter screen, the filter screen are additionally provided with second adapter sleeve
Positioned at side of second check valve away from sealed bearings, the sealing-plug for sealing the oil spilling chamber is additionally provided with the stator,
First adapter sleeve is connected with second oil circuit, the 3rd oil circuit inwall respectively with the second adapter sleeve outer wall by screw thread
Connect, the sealing-plug is made of plastics, be connected through a screw thread between the sealing-plug and the stator.
2. elevator traction machine according to claim 1, it is characterized in that：One end of first adapter sleeve and the second adapter sleeve
Portion is hexagon, and is respectively positioned in the oil spilling chamber.
3. elevator traction machine according to claim 2, it is characterized in that：The sealed bearings use the sealing of contact
Bearing.
4. elevator traction machine according to claim 1, it is characterized in that：Handle of the sealing-plug provided with convenient rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510498032.3A CN105035918B (en) | 2015-08-13 | 2015-08-13 | Elevator traction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510498032.3A CN105035918B (en) | 2015-08-13 | 2015-08-13 | Elevator traction machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105035918A CN105035918A (en) | 2015-11-11 |
| CN105035918B true CN105035918B (en) | 2017-07-18 |
Family
ID=54442977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510498032.3A Expired - Fee Related CN105035918B (en) | 2015-08-13 | 2015-08-13 | Elevator traction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105035918B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109502464A (en) * | 2018-12-20 | 2019-03-22 | 杭州斯沃德电梯有限公司 | A kind of main drive of escalator |
| CN110259576A (en) * | 2019-07-06 | 2019-09-20 | 扬州市伊兴机械有限公司 | Internal combustion machine stator |
| CN114955804A (en) * | 2022-04-15 | 2022-08-30 | 南通通途机电制造有限公司 | Elevator hauler with lubricated keeping type main shaft |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4355785A (en) * | 1981-02-23 | 1982-10-26 | Westinghouse Electric Corp. | Electrically driven sheave |
| CN1464623A (en) * | 2002-06-04 | 2003-12-31 | 上海三菱电梯有限公司 | Gearless permanent-magnet synchronous traction machine |
| CN1486275A (en) * | 2001-11-08 | 2004-03-31 | 三菱电机株式会社 | Hoister and elevator apparatus |
| CN1812927A (en) * | 2003-08-05 | 2006-08-02 | 三菱电机株式会社 | Hoist for elevator |
| CN2878880Y (en) * | 2006-04-11 | 2007-03-14 | 李喜廷 | Oil filler hole structure for towing machine |
| JP2010285260A (en) * | 2009-06-12 | 2010-12-24 | Mitsubishi Electric Corp | Oil sealing mechanism of hoisting machine for elevator |
| CN202193523U (en) * | 2011-07-22 | 2012-04-18 | 叶根香 | Switched reluctance motor-type elevator traction machine |
| CN204999476U (en) * | 2015-08-13 | 2016-01-27 | 李红卫 | Elevator traction machine |
-
2015
- 2015-08-13 CN CN201510498032.3A patent/CN105035918B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4355785A (en) * | 1981-02-23 | 1982-10-26 | Westinghouse Electric Corp. | Electrically driven sheave |
| CN1486275A (en) * | 2001-11-08 | 2004-03-31 | 三菱电机株式会社 | Hoister and elevator apparatus |
| CN1464623A (en) * | 2002-06-04 | 2003-12-31 | 上海三菱电梯有限公司 | Gearless permanent-magnet synchronous traction machine |
| CN1812927A (en) * | 2003-08-05 | 2006-08-02 | 三菱电机株式会社 | Hoist for elevator |
| CN2878880Y (en) * | 2006-04-11 | 2007-03-14 | 李喜廷 | Oil filler hole structure for towing machine |
| JP2010285260A (en) * | 2009-06-12 | 2010-12-24 | Mitsubishi Electric Corp | Oil sealing mechanism of hoisting machine for elevator |
| CN202193523U (en) * | 2011-07-22 | 2012-04-18 | 叶根香 | Switched reluctance motor-type elevator traction machine |
| CN204999476U (en) * | 2015-08-13 | 2016-01-27 | 李红卫 | Elevator traction machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105035918A (en) | 2015-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170619 Address after: Taizhou City, Zhejiang Province, Luqiao Luqiao District 318050 Street 70 Lane Road No. 12 tank Applicant after: Wu Yingzhi Address before: 318000 Hua Rong, Jiaojiang District, Zhejiang, Taizhou 555-403 Applicant before: Li Hongwei |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170718 Termination date: 20180813 |