CN214879411U - Elevator traction machine - Google Patents
Elevator traction machine Download PDFInfo
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- CN214879411U CN214879411U CN202120512256.6U CN202120512256U CN214879411U CN 214879411 U CN214879411 U CN 214879411U CN 202120512256 U CN202120512256 U CN 202120512256U CN 214879411 U CN214879411 U CN 214879411U
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- sensing device
- temperature sensing
- elevator
- stator
- traction machine
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Abstract
The utility model discloses an elevator hauler, elevator hauler includes the stator, the stator includes stator coil, stator core and frame, elevator hauler includes: the temperature sensing device is embedded in the stator coil or the stator core, and one end of the temperature sensing device is exposed out of the stator coil or the stator core; and the operation hole is correspondingly arranged on the base with the temperature sensing device, and the temperature sensing device can be viewed and/or operated through the operation hole. Through on the basis of current hauler mechanical structure, set up the temperature sensor in the hauler into can dismantling to inlay in the hauler, correspond on the frame of hauler simultaneously and set up the operation hole, in case temperature sensor breaks down, then can directly change or maintain temperature sensor through this operation hole, greatly reduced the maintenance degree of difficulty of hauler.
Description
Technical Field
The utility model relates to an elevator protection technical field specifically relates to an elevator hauler.
Background
Elevators are commonly used indoor vehicles in modern buildings. In the practical application process, the elevator runs up and down in the elevator shaft according to the instruction of the controller, and the traction machine is used as a power mechanism of the elevator, so that power is provided for the normal running of the elevator.
In the operation process, the coil of the traction machine can generate heat gradually, and particularly when the elevator runs for a long time or runs at a high frequency, the coil of the traction machine can be heated continuously, so that the insulating layer of the coil of the traction machine is burnt to generate a short circuit fault, the traction machine is greatly damaged, and even the traction machine is directly scrapped, and the maintenance or repair cost of the traction machine is greatly increased.
In order to solve the technical problem, an existing motor is often added with a motor overheating protection function, a thermistor is embedded in a traction machine and packaged, and in the operation process, when the temperature of the traction machine is detected to be increased to a certain degree, the traction machine is stopped to operate, so that the traction machine is protected.
However, in the practical application process, on one hand, the thermistor is pre-embedded and packaged in the traction machine, so that once damaged, the thermistor cannot be replaced; on the other hand, the thermistor is easy to enter 380V high voltage when damaged, and a control system of the elevator is burnt out, so that great trouble is brought to enterprises and users.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned technical problem that exists among the prior art, the embodiment of the utility model provides an elevator hauler can dismantle the improvement through the overheat protection device to current hauler to reduce the maintenance degree of difficulty of hauler, to main control system's interference when reducing the hauler trouble, improved the security that the elevator used.
In order to achieve the above object, an embodiment of the present invention provides an elevator traction machine, the elevator traction machine includes a stator, the stator includes stator coil, stator core and frame, the elevator traction machine includes: the temperature sensing device is embedded in the stator coil or the stator core, and one end of the temperature sensing device is exposed out of the stator coil or the stator core; and the operation hole is correspondingly arranged on the base with the temperature sensing device, and the temperature sensing device can be viewed and/or operated through the operation hole.
Preferably, the operating the temperature sensing device includes: adjusting the setting posture of the temperature sensing device; or mounting/dismounting the temperature sensing device.
Preferably, the base further comprises a cover plate matched with the operation hole.
Preferably, the temperature sensing device comprises a housing, a temperature sensor and a cover.
Preferably, the housing is made of a thermally conductive and insulating material.
Preferably, the end of the cover of the temperature sensor is exposed to the outside of the stator coil or the stator core.
Preferably, the temperature sensing device is electrically connected to an elevator control system.
Preferably, the temperature sensing device further comprises a photoelectric conversion assembly connected with the temperature sensor, the temperature sensor is electrically connected with the elevator control system through the photoelectric conversion assembly, and the photoelectric conversion assembly is used for performing noise reduction processing on temperature detection information acquired by the temperature sensor, converting the temperature detection information into corresponding optical signals and sending the optical signals to the elevator control system.
Through the technical scheme provided by the utility model, the utility model discloses following technological effect has at least:
through on the basis of current hauler mechanical structure, set up the temperature sensor in the hauler into can dismantling to inlay in the hauler, correspond on the frame of hauler simultaneously and set up the operation hole, in case temperature sensor breaks down, then can directly change or maintain temperature sensor through this operation hole, greatly reduced the maintenance degree of difficulty of hauler.
Other features and advantages of embodiments of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the embodiments of the invention, but do not constitute a limitation of the embodiments of the invention. In the drawings:
fig. 1 is a schematic structural diagram of a base of an elevator traction machine provided by an embodiment of the present invention;
fig. 2 is a schematic structural view of a stator of an elevator traction machine according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a machine base of an elevator traction machine according to another embodiment of the present invention;
fig. 4 is a schematic structural diagram of a temperature sensing device of an elevator traction machine according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a temperature sensing device for an elevator traction machine according to another embodiment of the present invention.
Description of the reference numerals
10 stator 11 stator coil
12 stator core 13 engine base
20 temperature sensing device 21 shell
22 temperature sensor 23 cover
24 photoelectric conversion module
30 operation hole 31 cover plate
40 Elevator control System
Detailed Description
In order to overcome the above-mentioned technical problem that exists among the prior art, the embodiment of the utility model provides an elevator hauler can dismantle the improvement through the overheat protection device to current hauler to reduce the maintenance degree of difficulty of hauler, to main control system's interference when reducing the hauler trouble, improved the security that the elevator used.
The following describes in detail embodiments of the present invention with reference to the accompanying drawings. It is to be understood that the description herein is only intended to illustrate and explain embodiments of the present invention, and is not intended to limit embodiments of the present invention.
The term "a plurality" in the embodiments of the present invention means two or more, and in view of this, the embodiments of the present invention may also understand "a plurality" as "at least two". "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" generally indicates that the preceding and following related objects are in an "or" relationship, unless otherwise specified. In addition, it is to be understood that the terms first, second, etc. used in the description of the embodiments of the present invention are used for distinguishing between the descriptions and not for indicating or implying any relative importance or order.
Referring to fig. 1 and 2, an embodiment of the present invention provides an elevator traction machine, where the elevator traction machine includes a stator 10, the stator 10 includes a stator coil 11, a stator core 12, and a machine base 13, and the elevator traction machine includes: a temperature sensing device 20 embedded in the stator coil 11 or the stator core 12, wherein one end of the temperature sensing device 20 is exposed outside the stator coil 11 or the stator core 12; and an operation hole 30 disposed on the base 13 corresponding to the temperature sensing device 20, through which the temperature sensing device 20 can be viewed and/or operated, and the operation hole 30.
In the embodiment of the present invention, the operation of the temperature sensing device 20 includes: adjusting the installation posture of the temperature sensing device 20; or to install/remove the temperature sensing device 20.
In one possible embodiment, the elevator traction machine comprises a stator 10 and a rotor, the stator 10 is composed of a stator coil 11, a stator core 12 and a base 13, during the production of the traction machine, the temperature sensing device 20 can be embedded into the stator coil 11 at the stage of embedding the stator core 12, for example, in the embodiment of the invention, one end of the temperature sensing device 20 is connected with a power supply through a wiring, for example, the power supply is a DC24V power supply, after the embedding into the stator coil 11, the wiring of the temperature sensing device 20 is led out, at this time, the stator coil 11 embedded with the temperature sensing device 20 and the stator core 12 are subjected to paint dipping operation, then the stator coil 11 and the stator core 12 after paint dipping are pressed into the base 13, during the press-fitting, the setting position of the temperature sensing device 20 is arranged corresponding to the operation hole 30 on the base 13, so as to directly look at and/or operate the temperature sensing device 20 arranged on the stator from the operation hole 30, for example, when the installation posture of the temperature sensing device 20 is incorrect, the installation posture of the temperature sensing device 20 can be adjusted through the operation hole 30; or when the temperature sensing device 20 is out of order or abnormal, the temperature sensing device 20 can be directly removed or the temperature sensing device 20 can be reinstalled through the operation hole 30.
The embodiment of the present invention provides an operation hole 30 is formed on the base 13 of the traction machine, and the temperature sensing device 20 is correspondingly disposed to the operation hole 30, so that once the temperature sensing device is incorrectly disposed or fails, the temperature sensing device 20 can be directly maintained, maintained or adjusted through the operation hole 30 without disassembling or replacing the whole traction machine, thereby greatly reducing the maintenance cost of the traction machine.
Referring to fig. 3, in the embodiment of the present invention, the base further includes a cover plate 31 disposed to match with the operation hole 30.
The embodiment of the utility model provides an in, through set up apron 31 in the matching of handle hole 30, can prevent effectively that the dust in the computer lab from getting into the hauler and causing the condition of harm to the hauler to take place, the technical staff of being convenient for simultaneously opens this handle hole 30 and operates temperature sensing device 20.
Referring to fig. 4, in the embodiment of the present invention, the temperature sensing device 20 includes a housing 21, a temperature sensor 22, and a cover 23.
Further, in the embodiment of the present invention, the housing 21 is made of a heat conductive insulating material.
In the embodiment of the present invention, the end of the temperature sensor 20 where the cover 23 is located is exposed outside the stator coil 11 or the stator core 12.
In the embodiment of the present invention, the temperature sensor 22 can be separated from the stator coil 11 or the stator core 12 by covering the outer shell 21 of the temperature sensor 22 to form the temperature sensing device 20, thereby effectively avoiding the situation that the main control board of the elevator control system is damaged or affected by the high voltage entering from the stator coil 11 or the stator core 12 when the temperature sensor 22 is damaged; on the other hand, by making the housing 21 of a heat conductive insulating material, the temperature sensor 22 can be brought into close contact with the stator coil 11 or the stator core 12 outside and reliably transfer heat, ensuring the accuracy of temperature detection by the temperature sensor 22.
In practical application, during the installation of the temperature sensing device 20, the temperature sensor 22 is first installed in the housing 21, and the temperature sensor 22 is enclosed in the housing by the cover 23 to be isolated from the external stator coil 11 or the stator core 12, the power line of the temperature sensor 22 can pass through the cover 23 and be connected to the power supply, and the end of the temperature sensing device 20 where the cover 23 is located is exposed outside the stator coil 11 or the stator core 12. In the using process, the tractor can monitor the temperature in the tractor in real time through the temperature sensing device 20, and once the temperature in the tractor exceeds a preset temperature threshold value, an alarm can be immediately given or corresponding feedback information can be generated.
In the embodiment of the present invention, the temperature sensing device 20 is electrically connected to the elevator control system 40.
Further, please refer to fig. 5, in the embodiment of the present invention, the temperature sensing device 20 further includes a photoelectric conversion module 24 connected to the temperature sensor 22, the temperature sensor 22 is electrically connected to the elevator control system 40 through the photoelectric conversion module 24, and the photoelectric conversion module 24 is configured to perform noise reduction processing on the temperature detection information collected by the temperature sensor 22 and convert the temperature detection information into a corresponding optical signal, and transmit the optical signal to the elevator control system 40.
In a possible embodiment, the temperature sensing device 20 can be directly electrically connected to the elevator control system, for example, a wireless transmission device can be disposed on the temperature sensing device 20 and wirelessly connected to the elevator control system through the wireless transmission device, so that in order to avoid the strong electromagnetic interference in the hoisting machine from affecting the signal transmission, the temperature sensing device 20 can be directly connected to the elevator control system through a signal line, thereby realizing reliable signal transmission.
Further, in order to further enhance the transmission reliability of the temperature detection signal, the temperature sensing device 20 may be provided with a photoelectric conversion component 24, for example, the photoelectric conversion component 24 is a photocoupler, the temperature sensor 22 detects the temperature detection information in the hoisting machine in real time, after acquiring the temperature detection information, the photoelectric conversion component 24 performs noise reduction and other processing on an electrical signal corresponding to the temperature detection information, converts the electrical signal into an optical signal, and then sends the optical signal to the elevator control system, thereby realizing the reliable transmission of the temperature detection information.
In the practical application process, the elevator control system monitors the temperature detection information of the tractor in real time through the temperature sensing device 20, and at a certain moment, the elevator control system monitors that the temperature of the tractor exceeds a certain preset temperature threshold value, so that the elevator can be controlled to stop nearby to protect the tractor from overheating. In another possible embodiment, the elevator control system monitors that the temperature sensing device 20 is damaged, so that the corresponding technician can be immediately notified to go to maintenance, and after the technician arrives at the site, the cover 23 of the temperature sensing device 20 can be unscrewed through the operation hole 30, and the built-in temperature sensor 22 can be taken out for replacement, thereby completing the replacement or maintenance of the temperature sensing device 20.
The above describes in detail optional implementation manners of embodiments of the present invention with reference to the accompanying drawings, however, the embodiments of the present invention are not limited to the details in the above implementation manners, and in the technical concept scope of the embodiments of the present invention, it is possible to perform various simple modifications on the technical solutions of the embodiments of the present invention, and these simple modifications all belong to the protection scope of the embodiments of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the embodiments of the present invention do not separately describe various possible combinations.
In addition, various different implementation manners of the embodiments of the present invention can be combined arbitrarily, and as long as it does not violate the idea of the embodiments of the present invention, it should be considered as the disclosure of the embodiments of the present invention.
Claims (7)
1. An elevator traction machine, the elevator traction machine includes a stator, the stator includes a stator coil, a stator core and a base, characterized in that, the elevator traction machine includes:
the temperature sensing device is embedded in the stator coil or the stator core, and one end of the temperature sensing device is exposed out of the stator coil or the stator core;
and the operation hole is correspondingly arranged on the base with the temperature sensing device, and the temperature sensing device can be viewed and/or operated through the operation hole.
2. The elevator traction machine according to claim 1, wherein the machine base further comprises a cover plate disposed to match the operation hole.
3. The elevator traction machine according to claim 1, wherein the temperature sensing device includes a housing, a temperature sensor, and a cover.
4. The elevator machine as recited in claim 3, wherein the housing is made of a thermally conductive and insulating material.
5. The elevator traction machine according to claim 3, wherein an end of the cover of the temperature sensor is exposed to the outside of the stator coil or the stator core.
6. The elevator machine of claim 3, wherein the temperature sensing device is electrically connected to an elevator control system.
7. The elevator traction machine according to claim 6, wherein the temperature sensing device further comprises a photoelectric conversion assembly connected to the temperature sensor, the temperature sensor is electrically connected to the elevator control system through the photoelectric conversion assembly, and the photoelectric conversion assembly is configured to perform noise reduction processing on temperature detection information collected by the temperature sensor, convert the temperature detection information into a corresponding optical signal, and transmit the optical signal to the elevator control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120512256.6U CN214879411U (en) | 2021-03-10 | 2021-03-10 | Elevator traction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120512256.6U CN214879411U (en) | 2021-03-10 | 2021-03-10 | Elevator traction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214879411U true CN214879411U (en) | 2021-11-26 |
Family
ID=79036366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120512256.6U Active CN214879411U (en) | 2021-03-10 | 2021-03-10 | Elevator traction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214879411U (en) |
-
2021
- 2021-03-10 CN CN202120512256.6U patent/CN214879411U/en active Active
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