CN207418101U - A kind of traction machine - Google Patents
A kind of traction machine Download PDFInfo
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- CN207418101U CN207418101U CN201721276918.4U CN201721276918U CN207418101U CN 207418101 U CN207418101 U CN 207418101U CN 201721276918 U CN201721276918 U CN 201721276918U CN 207418101 U CN207418101 U CN 207418101U
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- bearing
- traction machine
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Abstract
The utility model is related to a kind of traction machines, the shell being connected including stator and with stator, coil is connected on the stator, the stator is rotatably connected to rotor by clutch shaft bearing, traction sheave is connected on the rotor, the one side of the rotor back to stator is fixed with the magnet ring of U-shaped, and sensor, the outer wall conflict of the sensor and magnet ring are fixed on the shell.The utility model has the following advantages and effect：This programme utilizes new mechanical structure, during magnet ring is rotated with rotor, sensor is allow to measure the rotating speed of traction sheave by magnet ring, so as to detect the rotating speed of traction sheave in real time, avoids traction wheel speed too fast and traction machine is caused to damage.
Description
Technical field
The utility model is related to a kind of traction machines.
Background technology
Elevator traction machine is the power-equipment of elevator, also known as elevator host.Function is that conveying transports elevator with passing power
Row.It is made of motor, brake, shaft coupling, reduction box, traction sheave, rack and directive wheel and attached handwheel etc..
At present, notification number is that the Chinese patent of CN204607335U discloses a kind of permanent-magnet synchronous convenient for I＆ M
Traction machine, it includes engine base, the bearing block being fixed on engine base and front support, is assembled in internal stator line bag on bearing block
Casing by main shaft with connector sleeve of the bearing group on bearing block and front support, is assembled on main shaft and carries magnet steel
Rotor block and encoder, the traction sheave combined with connector sleeve, brake disc and be arranged on along brake disc outer periphery in front support
Left and right brake, the cable concentrator of oil collection box and built-in wireless remote monitering terminal installation, traction sheave used by upper half wheel
The split type structure that body and lower half wheel body are formed, it is axially disposed between upper half wheel body and connector sleeve to have wedge key, with connector sleeve
With reference to the docking of upper and lower half wheel body after using slotting circular cone finger setting, and be fixed together respectively by fastener and connector sleeve；
At the same time, the brake disc of left and right brake control is fixedly mounted on connector sleeve；The journal end of main shaft assemble rotor body is cone
Body, rotor block are fixedly connected by taper expansion set, flat key with main shaft；Oil collection box is arranged on the external pressure on bearing block and front support
Guide oil slope is provided at the excircle face oil collection box of the lower section of lid or internal gland, outer press cover and internal gland；Engine base over-assemble
There is vibrating sensor, bearing block over-assemble has the wind turbine of the casing heat dissipation ventilation to internal stator line bag, and wind turbine over-assemble has wind
Machine temperature sensor, bearing over-assemble have bearing temperature sensor, are assembled with brake bush biography on left brake and right brake respectively
Sensor, by transmission line by vibrating sensor, wind turbine temperature sensor, brake bush sensor and bearing temperature sensor respectively with collection
Wireless remote monitering terminal installation connection in wire box.
This permanent magnetic synchronous traction machine convenient for I＆ M is simple in structure, but in actual use, it is necessary to right
The rotating speed of traction sheave monitors in real time, avoids traction wheel speed too fast and causes the excessive velocities that move up and down of the car of elevator, holds
Traction machine is easily made to trigger failure and damage.
Utility model content
In view of the deficienciess of the prior art, the utility model lies in that provide a kind of traction machine, traction can be monitored in real time
The rotating speed of wheel, the rotating speed for being not easy to make traction sheave is too fast, achievees the purpose that not easily cause traction machine damage.
To achieve the above object, the utility model provides following technical solution：A kind of traction machine, including stator and with
The shell of stator connection, is connected with coil on the stator, the stator is rotatably connected to rotor by clutch shaft bearing, institute
Traction sheave is connected on the rotor stated, the one side of the rotor back to stator is fixed with the magnet ring that section takes the shape of the letter U, the shell
On be fixed with sensor, the outer wall of the sensor and magnet ring contradicts.
By using above-mentioned technical proposal, by stator and the electromagnetic induction of rotor, rotor is made to rotate, rotor drives
Traction sheave rotates, and the magnet ring of U-shaped rotates with the rotation of rotor, and the outer wall of sensor and magnet ring contradicts, and measures
The velocity of rotation of magnet ring, the velocity of rotation of magnet ring is the velocity of rotation of traction sheave, by sensor by signal output, you can allow
People real-time monitor the rotating speed of traction sheave；Take the shape of the letter U setting magnet ring have certain elasticity, when magnet ring have impurity and outside
When salient point is formed on circle, salient point is contradicted with sensor, and sensor applies pressure to salient point, and magnet ring is made to generate certain deformation, and
It is not susceptible to damage, improves the protective effect to magnet ring.
The utility model is further arranged to：The rotor is connected by supporting rack with magnet ring, on the supporting rack
Annular mounting groove is offered, the magnet ring is embedded in the annular mounting groove.
By using above-mentioned technical proposal, magnet ring is embedded at the body that can effectively reduce space hold in annular mounting groove
Product, the volume for making traction machine is more compact, meanwhile, supporting rack can increase the connective stability between traction sheave and magnet ring.
The utility model is further arranged to：The clutch shaft bearing includes the first inner ring, the first ball and the first outer shroud,
First inner ring is rotatablely connected by first ball and the first outer shroud, and first inner ring is fixedly connected with stator,
First outer shroud is fixedly connected with the rotor, and conflict ring is fixed on the inner wall of the supporting rack, and the conflict ring is used for
It is contradicted with the one end of the first inner ring away from stator.
By using above-mentioned technical proposal, the end for contradicting ring and the first inner ring contradicts, in the process that clutch shaft bearing rotates
In, it is not easy to deviate from from stator, improves the protective effect to clutch shaft bearing.
The utility model is further arranged to：The one side of the supporting rack towards the first outer shroud is fixed with anti-decylization, institute
The anti-decylization stated is contradicted with the one end of the first outer shroud away from supporting rack, and the anti-decylization and contradicting forms to accommodate the between ring
The cavity of one ball.
By using above-mentioned technical proposal, the setting of anti-decylization can further promote the protective effect to clutch shaft bearing,
It is not easy to deviate from from stator.
The utility model is further arranged to：It is provided with second bearing between the rotor and stator, described second
The one end of bearing away from clutch shaft bearing and the bulge loop that is fixed on stator contradict, the outer wall of the second bearing and rotor it is interior
Wall contradicts.
By using above-mentioned technical proposal, second bearing can increase the rotational stability between rotor and stator, meanwhile,
The setting of bulge loop improves the protective effect to second bearing, and second bearing is made to be not easy and deviate between stator and rotor.
The utility model is further arranged to：The one end of the second bearing away from bulge loop is provided with snap ring, described
Snap ring is fixedly connected with the inner wall of rotor.
By using above-mentioned technical proposal, the setting of snap ring can further promote the protective effect to second bearing, make
Second bearing is not easy to deviate between stator and rotor.
The utility model is further arranged to：The one end of the rotor away from clutch shaft bearing is fixed with locating ring, described
The one end of locating ring and second bearing away from snap ring contradict.
By using above-mentioned technical proposal, locating ring can further promote the protective effect to second bearing, be not easy from
Deviate between stator and rotor.
The utility model is further arranged to：Installation groove is offered on the supporting rack, the supporting rack passes through
Fastening bolt is connected with rotor, and the fastening bolt is placed in installation groove.
By using above-mentioned technical proposal, the setting of installation groove can reduce fastening bolt the space occupied volume, lead to
The connective stability of rotor and supporting rack can be increased by crossing fastening bolt.
The utility model is further arranged to：Lead-in chamfered is offered on the shell.
By using above-mentioned technical proposal, the setting of lead-in chamfered can reduce the space occupied volume of shell, make this
Traction machine is more compact, is easy to use.
The utility model is further arranged to：The one side of the shell back to stator is fixed with protective ring, the biography
Sensor is placed in the protective ring.
By using above-mentioned technical proposal, protective ring has preferable protective effect to sensor, and sensor is made to be not easy to send out
Raw damage.
In conclusion the utility model has the advantages that：
After stator is powered, by electromagnetic induction rotor is driven to rotate, by the support of clutch shaft bearing and second bearing, make to turn
The rotation of son is more steady, and traction sheave and the magnet ring to take the shape of the letter U are rotated with the rotation of rotor, and the rotating speed of magnet ring is equal to traction sheave
Rotating speed, pass through the outer wall of sensor and magnet ring contradict, you can in real time monitoring magnet ring rotating speed, when the rotating speed of magnet ring is too fast,
Reduce the power-on voltage to stator, avoid traction wheel speed too fast and easily traction machine is triggered to damage.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is enlarged drawing at the A of Fig. 1, to embody the structure diagram of second bearing；
Fig. 3 is enlarged drawing at the B of Fig. 1, to embody the structure diagram of clutch shaft bearing.
Reference numeral：1st, stator；11st, accommodating chamber；12nd, coil；2nd, rotor；21st, iron core；31st, clutch shaft bearing；311st, first
Outer shroud；312nd, the first ball；313rd, the first inner ring；32nd, second bearing；321st, the second outer shroud；322nd, the second ball；323rd, second
Inner ring；41st, bulge loop；42nd, locating ring；43rd, snap ring；5th, supporting rack；51st, ring is contradicted；52nd, anti-decylization；53rd, installation groove；54th, ring
Shape mounting groove；55th, fastening bolt；6th, traction sheave；7th, shell；71st, lead-in chamfered；81st, magnet ring；82nd, sensor；9th, protective ring.
Specific embodiment
The utility model is described further referring to the drawings.
As shown in Figure 1, a kind of traction machine, including stator 1.It is opened up on stator 1 there are one accommodating chamber 11, in accommodating chamber 11
Rotor 2 there are one placing.
Coil 12 is fixed on stator 1 by bolt, and in accommodating chamber 11.Iron core 21 is bolted
In on rotor 2, and coil 12 and iron core 21 correspond to.After being powered to coil 12, by electromagnetic induction principle, make 21 band of iron core
Turn 2 rotates.
In order to make the rotation of rotor 2 more steady.Clutch shaft bearing 31 and second bearing 32 are fixedly arranged in the middle of in stator 1.
Clutch shaft bearing 31 and second bearing 32 are located at the rear and front end of rotor 2 respectively.As shown in Fig. 2, second bearing 32 is included in second
Ring 323, the second ball 322 and the second outer shroud 321.Second ball 322 is embedded between the second inner ring 323 and the second outer shroud 321,
Make to produce relative rotation between the second inner ring 323 and the second outer shroud 321.By the inner wall of the second inner ring 323 and 1 interference of stator
Cooperation.The outer wall of second outer shroud 321 is interference fitted with rotor 2.It is fixed there are one bulge loop 41 on the stator 1, by bulge loop 41 with
One end of second inner ring 323 contradicts.It is fixed in rotor 2 close to one end of second bearing 32 there are one locating ring 42, by locating ring
42 and second outer shroud 321 one end contradict.Bulge loop 41 and locating ring 42 are located at the same end of second bearing 32.
Snap ring 43 is sheathed on stator 1, and the outer wall of snap ring 43 and the inner wall of rotor 2 are fixed, meanwhile, by the end of snap ring 43
Portion and one end of 321 remotely located ring 42 of the second outer shroud contradict.By bulge loop 41, locating ring 42 and snap ring 43 to second bearing
32 auxiliary positionings make second bearing 32 be not easy to deviate between stator 1 and rotor 2.
As shown in figure 3, clutch shaft bearing 31 includes the first inner ring 313, the first ball 312 and the first outer shroud 311.Clutch shaft bearing
31 be double-row conical bearing.First ball 312 is embedded between the first inner ring 313 and the first outer shroud 311, makes the first inner ring
313 and first can produce relative rotation between outer shroud 311.First inner ring 313 is sheathed on stator 1, and the first inner ring
313 inner wall is interference fitted with stator 1.The inner wall of the outer wall of first outer shroud 311 and rotor 2 is interference fitted.
Supporting rack 5 there are one being set in the one end of rotor 2 away from second bearing 32.Supporting rack 5 is annular in shape.In supporting rack 5
Inner wall on integration connection there are one contradict ring 51.Bolt is passed through and is threadedly coupled after contradicting ring 51 with stator 1, meanwhile, it will
The end of ring 51 is contradicted to contradict with the end of the first inner ring 313.An anti-decylization 52 is further fixed on supporting rack 5.Make anticreep
The end of 52 and first outer shroud 311 of ring contradicts, and makes to form one between conflict ring 51 and anti-decylization 52 for placing first
The cavity of ball 312.
It is opened up at the outer circle of supporting rack 5 there are one installation groove 53, fastening bolt 55 is passed through after installation groove 53 with turning
Son 2 is threadedly coupled.Being fixedly connected for supporting rack 5 and rotor 2 is realized by fastening bolt 55 and bolt.
Traction sheave 6 is annular in shape, and bolt is fixedly connected after passing through traction sheave 6 with rotor 2.In order to reduce spatial volume, make branch
Support 5 is located at the inside of traction sheave 6.An annular mounting groove 54 is further opened at the middle part of supporting rack 5.Section is taken the shape of the letter U
Magnet ring 81 is embedded and is fixed in annular mounting groove 54.Rotor 2, stator 1, traction sheave 6, magnet ring 81 are coaxially disposed.
As shown in Figure 1, shell 7 is secured by bolts on stator 1, accommodating chamber 11 is closed.It offers and draws on shell 7
Guiding incline 71, to reduce the volume of traction machine.As shown in figure 3, being opened up at the middle part of shell 7, there are one mounting holes.It is installing
Fixed there are one sensor 82 in hole, which is velocity sensor.By sensor 82 close to one end of supporting rack 5 and magnetic
The outer circle of ring 81 contradicts, and the other end is stretched out from shell 7.It is fixed there are one protective ring 9 on shell 7, sensor 82 is placed in
In protective ring 9.
In conclusion in use, coil 12 is powered, rotor 2 rotates, meanwhile, rotor 2 drives supporting rack 5 and traction sheave 6
It rotates synchronously, magnet ring 81 is rotated with the rotation of supporting rack 5, and the rotating speed of magnet ring 81 is equal to the rotating speed of traction sheave 6, passes through sensing
Device 82 contradicts with magnet ring 81 and signal transmission is gone out, and people can avoid draging by the rotating speed of computer real-time monitoring magnet ring 81
The rotating speed of running wheel 6 is excessively high and easily traction machine is caused to damage.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical solutions belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, several improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of traction machine, the shell (7) being connected including stator (1) and with stator (1), the stator are connected on (1)
Coil (12), the stator (1) are rotatably connected to rotor (2) by clutch shaft bearing (31), and the rotor is connected on (2)
Traction sheave (6), it is characterized in that：The one side of rotor (2) back to the stator (1) is fixed with the magnet ring (81) that section takes the shape of the letter U, institute
It states and sensor (82) is fixed on shell (7), the sensor (82) and the outer wall of magnet ring (81) contradict.
2. a kind of traction machine according to claim 1, it is characterized in that：The rotor (2) passes through supporting rack (5) and magnet ring
(81) connect, annular mounting groove (54) is offered on the supporting rack (5), the magnet ring (81) is embedded at the annular peace
In tankage (54).
3. a kind of traction machine according to claim 2, it is characterized in that：The clutch shaft bearing (31) includes the first inner ring
(313), the first ball (312) and the first outer shroud (311), first inner ring (313) pass through first ball (312) and the
One outer shroud (311) is rotatablely connected, and first inner ring (313) is fixedly connected with stator (1), first outer shroud (311) and
Rotor (2) is fixedly connected, and is fixed on the inner wall of the supporting rack (5) and is contradicted ring (51), and the conflict ring (51) is used for
It is contradicted with the one end of the first inner ring (313) away from stator (1).
4. a kind of traction machine according to claim 3, it is characterized in that：Supporting rack (5) first outer shroud of direction (311)
One side be fixed with anti-decylization (52), the one end of the anti-decylization (52) and the first outer shroud (311) away from supporting rack (5) is supported
It touches, is formed to accommodate the cavity of the first ball (312) between the anti-decylization (52) and conflict ring (51).
5. a kind of traction machine according to claim 1, it is characterized in that：It is provided between the rotor (2) and stator (1)
Second bearing (32), the one end of the second bearing (32) away from clutch shaft bearing (31) and the bulge loop being fixed on stator (1)
(41) contradict, the outer wall of the second bearing (32) is contradicted with the inner wall of rotor (2).
6. a kind of traction machine according to claim 5, it is characterized in that：The separate bulge loop (41) of the second bearing (32)
One end is provided with snap ring (43), and the snap ring (43) is fixedly connected with the inner wall of rotor (2).
7. a kind of traction machine according to claim 6, it is characterized in that：The separate clutch shaft bearing (31) of the rotor (2)
One end is fixed with locating ring (42), and the locating ring (42) is contradicted with the one end of second bearing (32) away from snap ring (43).
8. a kind of traction machine according to claim 2, it is characterized in that：Installation groove is offered on the supporting rack (5)
(53), the supporting rack (5) is connected by fastening bolt (55) with rotor (2), and the fastening bolt (55) is placed in installation
In groove (53).
9. a kind of traction machine according to claim 1, it is characterized in that：Lead-in chamfered is offered on the shell (7)
(71)。
10. a kind of traction machine according to claim 9, it is characterized in that：The shell (7) is back to the one side of stator (1)
Protective ring (9) is fixed with, the sensor (82) is placed in the protective ring (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721276918.4U CN207418101U (en) | 2017-09-30 | 2017-09-30 | A kind of traction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721276918.4U CN207418101U (en) | 2017-09-30 | 2017-09-30 | A kind of traction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207418101U true CN207418101U (en) | 2018-05-29 |
Family
ID=62314466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721276918.4U Active CN207418101U (en) | 2017-09-30 | 2017-09-30 | A kind of traction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207418101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683314A (en) * | 2018-06-08 | 2018-10-19 | 永大电梯设备（中国）有限公司 | Bimorph transducer heavy－duty permanent magnetic synchronous traction machine |
-
2017
- 2017-09-30 CN CN201721276918.4U patent/CN207418101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683314A (en) * | 2018-06-08 | 2018-10-19 | 永大电梯设备（中国）有限公司 | Bimorph transducer heavy－duty permanent magnetic synchronous traction machine |
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