CN202019242U - Water-cooled constant-temperature traction machine - Google Patents
Water-cooled constant-temperature traction machine Download PDFInfo
- Publication number
- CN202019242U CN202019242U CN2011200639464U CN201120063946U CN202019242U CN 202019242 U CN202019242 U CN 202019242U CN 2011200639464 U CN2011200639464 U CN 2011200639464U CN 201120063946 U CN201120063946 U CN 201120063946U CN 202019242 U CN202019242 U CN 202019242U
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- water channel
- water
- traction machine
- bearing hole
- stator casing
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
A water-cooled constant-temperature traction machine relates to an improvement of an elevator traction machine operational cooling system, is better in constant temperature effect and capable of greatly improving operational efficacy, and comprises traction wheels, a brake device, a rotor, a stator casing and a front cover board. The stator casing is in an oblate drum shape. A drum bottom also serves as a rear cover board of the stator casing, a front bearing hole and a rear bearing hole which are connected with the rotor are arranged on the front cover board and the rear cover board respectively, and labyrinth type water ways are arranged on the drum wall of the stator casing in a surrounding manner. By means of the stator casing of the traction machine, the labyrinth type water ways (cavities) are arranged along the walls of the periphery of the outer side of a rotor bearing and the periphery of a stator, and proper cooling water is continuously supplied to the labyrinth type water cavities or a sleeve container by a constant-temperature water supply system and used for cooling the peripheral wall of the outer side of the rotor bearing and the stator casing of the traction machine along the labyrinth type water cavities. The water ways are directly arranged in the stator casing, the front cover board and the rear cover board, heat exchanging efficacy is high, and operation temperature of the interior of the stator casing can be effectively adjusted.
Description
Technical field
The utility model relates to the traction machine of elevator, relates in particular to the improvement to elevator traction machine operation cooling system.
Background technology
Elevator traction machine at work, the influence because of factors such as the frequent braking of brake apparatus, operational environment relative closures can cause organism temperature to increase.One reduces the operating efficiency of traction machine, and two can influence the normal use of elevator.In order to reduce or improve the temperature at positions such as permanent-magnet synchronous elevator traction engine housing, stator periphery, rotor bearing, restraining coil, make traction machine be in constant optimum temperature running status for a long time, improve the economic effective utilization of traction machine.At present, the conventional means of employing is air-cooled.But in full summer the time, air-cooled technological means often is difficult to guarantee that traction machine is in the dynamical operating state for a long time; At severe cold season, low excessively temperature is difficult to also guarantee that traction machine is in dynamical operating state for a long time.
The utility model content
The utility model provides a kind of constant temperature better effects if at the problems referred to above, can increase substantially the water-cooled thermostatic type traction machine of operation usefulness.
The technical solution of the utility model is: comprise traction sheave, brake apparatus, rotor, stator case and front shroud, described stator case is oblate tubbiness, the back shroud of described bucket end double as stator case; Described front shroud is respectively equipped with fore bearing hole and the rear bearing hole that is connected rotor with back shroud, is surrounded with the labyrinth type water channel in the bucket wall of stator case.
Be provided with radially water channel of back shroud in the described back shroud; Described back shroud radially water channel connects described labyrinth type water channel.
Outside, rear bearing hole is provided with a circle rear bearing hole cooling water channel on the described back shroud, and described rear bearing hole cooling water channel is communicated with radially water channel of described back shroud.
Be provided with radially water channel of front shroud in the described front shroud; Described front shroud radially water channel connects described labyrinth type water channel.
The described front shroud dead eye outside of going forward is provided with a circle fore bearing hole cooling water channel, and described fore bearing hole cooling water channel is communicated with radially water channel of described front shroud.
The utility model utilizes the traction machine stator housing, wall shell its housing is peripheral along stator and the rotor bearing outer periphery is provided with labyrinth type water channel (chamber), constantly provide best suitable cooling water by the constant temperature water supply system, cool off along the wall shell of labyrinth type water cavity to traction machine stator housing and rotor bearing outer periphery to labyrinth type water cavity or cover courage.For adapting to strong high temperature and strong cold adverse circumstances, can regulate automatically according to the height of stator case temperature, the water source of suitable steady temperature is provided.Below traction machine stator housing water channel, be provided with a discharging valve, can put the impurity in the clear water road aperiodically.Consider an overflow passage on the top of stator case and backflow to water tank.Water channel of the present utility model is set directly in stator case, the front and rear cover plate, heat exchange usefulness height, the working temperature that can effectively regulate stator case inside.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural representation of stator case in the utility model.
Fig. 4 is Fig. 3 left view.
1 is traction sheave among the figure, the 2nd, and front shroud, the 21st, front shroud is water channel radially, and the 3rd, labyrinth type water channel, the 4th, stator case, the 40th, back shroud, the 41st, back shroud is water channel radially, and the 5th, rotor, the 6th, restraining coil, the 7th, brake apparatus, the 8th, water inlet, the 9th, rear bearing cooling water channel, the 10th, delivery port.
Embodiment
The utility model is shown in Fig. 1-4: comprise traction sheave 1, brake apparatus 7, restraining coil 6, rotor 5, stator case 4 and front shroud 2, described stator case 4 is oblate tubbiness, the back shroud 40 of described bucket end double as stator case 4; Described front shroud 2 is respectively equipped with fore bearing hole and the rear bearing hole that is connected rotor 5 with back shroud 40, is surrounded with labyrinth type water channel 3 in the bucket wall of stator case 4.
Be provided with radially water channel 41 of back shroud in the described back shroud 40; Described back shroud radially water channel 41 connects described labyrinth type water channel 3.
Outside, rear bearing hole is provided with a circle rear bearing hole cooling water channel 9 on the described back shroud 40, and described rear bearing hole cooling water channel 9 is communicated with radially water channel 41 of described back shroud.
Be provided with radially water channel 21 of front shroud in the described front shroud 2; Described front shroud radially water channel 21 connects described labyrinth type water channel 3.
The described front shroud 2 dead eye outside of going forward is provided with a circle fore bearing hole cooling water channel, and described fore bearing hole cooling water channel is communicated with radially water channel of described front shroud.
The utility model can be external a complete constant low-temperature water source water cooling of cover or the constant temperature system of heating.
The utility model can also be provided with temperature measuring equipment on the traction machine housing, when being higher than required best coolant water temperature, system sends signal to cooling water, starts the cool cycles water system, and cooling water is remained in the best cooling range.The hot water that refluxes through traction machine housing water cavity, by the water quench refrigerating system with water quench to required inflow temperature, the water source of suitable temperature is provided to traction machine; When ambient temperature is in the severe cold freezing weather, be lower than when a certain temperature need heat under the best cooling range, can provide heat recirculated water to traction machine stator inner chamber water channel by heater.The variation of the water temperature of heat recirculated water height is provided according to the temperature value of setting by heater to add the thermal water source, guarantees that traction machine housing, restraining coil and movement parts be not by bursting by freezing and make bore of stator remain optimum temperature.Water cooling system is by the inflow temperature controller, water supply pump, water intaking valve, water tank, compositions such as coolant pump, water recirculator, leaving water temperature measuring instrument, outlet valve, connecting line.The power supply of water circulation system can be electric heater unit, solar energy, gas-operated thermal bath facility or the electric energy more than needed that utilizes elevator zero load, underloading.
For preventing that impurity is arranged in the recirculated water; Or being lower than zero degree in ambient temperature, elevator suspends use for some reason, is used to put the ponding in the clear water road, does not cause bursting by freezing such as stator case.In the boiler water circulation water channel, also be provided with water inlet 8 and delivery port 9.
The utility model has changed the national for a long time requirement that the regulation and the employing assembling air-conditioning of traction machine building environment temperature are controlled room temperature.Especially present more elevator adopts no machine room structure, because the hoistway area is big, traction machine is difficult to adopt the measure of air-conditioning temperature-reducing in hoistway.Water-cooled constant temperature traction machine has then solved traction machine cold operation problem well.Work through traction machine water-cooled constant temperature system, reduce the traction machine temperature or improve water temperature, make traction machine be in the optimum temperature running status all the time, also reduced simultaneously probability of failure, make traction machine be in optimum Working all the time, can be in the normal operation under strong high temperature and the strong freezing adverse circumstances, thus the traction machine task performance improved.
The utility model is not subjected to weather inclement condition factor affecting, and applicability is wider, and the cooling of traction machine self constant temperature need not machine room dress air-conditioning temperature-reducing, can be at elevator, Cargo Lift, villa ladder, and vertical lift elevators such as passenger-cargo dual-purpose ladder, doctor's ladder are promoted the use of.
Claims (5)
1. a water-cooled thermostatic type traction machine comprises traction sheave, brake apparatus, rotor, stator case and front shroud, and described stator case is oblate tubbiness, the back shroud of described bucket end double as stator case; Described front shroud is respectively equipped with fore bearing hole and the rear bearing hole that is connected rotor with back shroud, it is characterized in that, is surrounded with the labyrinth type water channel in the bucket wall of stator case.
2. a kind of water-cooled thermostatic type traction machine according to claim 1 is characterized in that, is provided with radially water channel of back shroud in the described back shroud; Described back shroud radially water channel connects described labyrinth type water channel.
3. a kind of water-cooled thermostatic type traction machine according to claim 2 is characterized in that, outside, rear bearing hole is provided with a circle rear bearing hole cooling water channel on the described back shroud, and described rear bearing hole cooling water channel is communicated with radially water channel of described back shroud.
4. a kind of water-cooled thermostatic type traction machine according to claim 1 is characterized in that, is provided with radially water channel of front shroud in the described front shroud; Described front shroud radially water channel connects described labyrinth type water channel.
5. a kind of water-cooled thermostatic type traction machine according to claim 4 is characterized in that, the described front shroud dead eye outside of going forward is provided with a circle fore bearing hole cooling water channel, and described fore bearing hole cooling water channel is communicated with radially water channel of described front shroud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200639464U CN202019242U (en) | 2011-03-10 | 2011-03-10 | Water-cooled constant-temperature traction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200639464U CN202019242U (en) | 2011-03-10 | 2011-03-10 | Water-cooled constant-temperature traction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202019242U true CN202019242U (en) | 2011-10-26 |
Family
ID=44812909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200639464U Expired - Fee Related CN202019242U (en) | 2011-03-10 | 2011-03-10 | Water-cooled constant-temperature traction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202019242U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106966272A (en) * | 2017-05-08 | 2017-07-21 | 苏州蒙特纳利驱动设备有限公司 | A kind of traction machine heat sink |
-
2011
- 2011-03-10 CN CN2011200639464U patent/CN202019242U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106966272A (en) * | 2017-05-08 | 2017-07-21 | 苏州蒙特纳利驱动设备有限公司 | A kind of traction machine heat sink |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111026 Termination date: 20120310 |