CN219611557U

CN219611557U - Rotor temperature detection device of high-speed generator

Info

Publication number: CN219611557U
Application number: CN202320048343.XU
Authority: CN
Inventors: 李婷; 李东双
Original assignee: Xiamen Lide Power Technology Co ltd
Current assignee: Xiamen Lide Power Technology Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-08-29
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to the technical field of generators, in particular to a rotor temperature detection device of a high-speed generator, which comprises a high-speed generator body, wherein a protection shell is arranged outside the high-speed generator body, one end of the high-speed generator body is provided with a heat dissipation cover, a heat dissipation through hole is formed in the heat dissipation cover, a heat dissipation steel mesh is connected to the heat dissipation through hole, an ash removal mechanism is arranged on the outer wall of the heat dissipation steel mesh, a cooling mechanism is arranged outside the protection shell, the temperature inside the high-speed generator body is detected through a designed temperature probe, when the temperature inside the high-speed generator body is higher than a designed threshold value, the temperature reduction mechanism is started by a controller to cool the high-speed generator body, so that the motor is prevented from heating in the working process, the motor is prevented from continuously rising in high temperature, the motor is greatly lost due to long-time high-temperature running, the temperature overheat motor stops working, the ash removal mechanism is designed outside the heat dissipation cover to ash removal mechanism is prevented from blocking the heat dissipation through hole, the heat dissipation is reduced, and the temperature is continuously rising, and the temperature overheat motor stops working.

Description

Rotor temperature detection device of high-speed generator

Technical Field

The utility model relates to the technical field of generators, in particular to a rotor temperature detection device of a high-speed generator.

Background

The high-speed motor is too high in rotating speed, heat is very easy to generate heat due to acting in the working process, mechanical loss and eddy current loss of the motor are much larger than those of a conventional structure, dust is easy to collect in a motor fan radiating cover to cause blockage, balance is destroyed when heat generation is increased or heat dissipation is reduced, temperature is enabled to continuously rise, motor loss is large due to long-time high-temperature operation, the temperature overheat motor stops working, and production efficiency is low.

Disclosure of Invention

The present utility model is directed to a rotor temperature detecting device for a high-speed generator, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a rotor temperature detection device of high-speed generator, includes the high-speed generator body, the high-speed generator body outside is equipped with the protective housing, high-speed generator body one end is equipped with the heat dissipation cover, the last heat dissipation through-hole that has seted up of heat dissipation cover, be connected with the heat dissipation steel mesh on the heat dissipation through-hole, the heat dissipation steel mesh outer wall is equipped with ash removal mechanism, the protective housing outside is equipped with cooling mechanism.

As a preferable scheme of the utility model, the ash cleaning mechanism comprises an ash cleaning rod, an ash cleaning brush is stuck on the outer wall of the ash cleaning rod, one end of the ash cleaning rod is connected with a fixed rod, a first fixed through hole is formed in the top of one end of the fixed rod far away from the ash cleaning rod in a penetrating way, a rotating rod is fixedly connected in the first fixed through hole in a penetrating way, and a first driving mechanism is arranged at the outer center of the heat radiation cover.

As a preferable scheme of the utility model, the cooling mechanism comprises a plurality of cold guide strips, the cold guide strips are uniformly distributed around the outside of the protective shell, one side of each cold guide strip is connected with the outer wall of the protective shell, a cooling cold water pipe is spirally wound around the outside of the cold guide strips, and the cooling cold water pipe water inlet and outlet external water supply mechanism is connected.

As a preferred embodiment of the present utility model, the first driving mechanism includes a first motor, and the output end of the first motor is connected to the rotating rod through a coupling.

As a preferable scheme of the utility model, the ash cleaning brush is tangent to the outer wall of the heat dissipation steel mesh.

As a preferable scheme of the utility model, the top of the protection shell is provided with a temperature probe, the temperature probe penetrates through the protection shell and extends into the high-speed generator body, and the temperature probe is connected with an external controller through a wire.

Compared with the prior art, the utility model has the beneficial effects that:

aiming at the problems that the rotating speed of a high-speed motor is too high, the motor is extremely easy to generate heat due to acting in the working process, the mechanical loss and the eddy current loss of the motor are much larger than those of a conventional structure, the motor fan radiating cover is easy to collect dust to cause blockage, balance is destroyed when the heat generation is increased or the heat dissipation is reduced, the temperature is continuously increased, the motor is greatly lost due to long-time high-temperature operation, the temperature overheated motor stops working, and the production efficiency is low.

Drawings

FIG. 1 is an isometric view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a cooling mechanism according to the present utility model;

FIG. 3 is a schematic view of the ash removal mechanism and heat dissipation cover of the present utility model;

FIG. 4 is a schematic diagram of the ash removal mechanism of the present utility model;

FIG. 5 is a schematic view of a temperature probe according to the present utility model.

In the figure: 1. a high-speed generator body; 11. a protective housing; 112. a temperature probe; 2. a heat dissipation cover; 21. a heat dissipation through hole; 22. a heat dissipation steel mesh; 3. an ash removing mechanism; 31. an ash removing rod; 311. a dust removing brush; 32. a fixed rod; 321. a first fixing through hole; 322. a rotating lever; 33. a first driving mechanism; 331. a first motor; 4. a cooling mechanism; 41. a cold conducting strip; 42. cooling the cold water pipe.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

All electrical components in the embodiment are controlled by a conventional controller.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a high-speed generator's rotor temperature detection device, includes high-speed generator body 1, and high-speed generator body 1 outside is equipped with protective housing 11, and high-speed generator body 1 one end is equipped with heat dissipation cover 2, has seted up heat dissipation through-hole 21 on the heat dissipation cover 2, is connected with heat dissipation steel mesh 22 on the heat dissipation through-hole 21, and heat dissipation steel mesh 22 outer wall is equipped with ash removal mechanism 3, is located protective housing 11 outside and is equipped with cooling mechanism 4.

Referring to fig. 1, 2, 3, and 4, the ash removing mechanism 3 includes an ash removing rod 31, an ash removing brush 311 is stuck on an outer wall of the ash removing rod 31, one end of the ash removing rod 31 is connected with a fixing rod 32, a first fixing through hole 321 is provided at a top of one end of the fixing rod 32 far away from the ash removing rod 31, a rotating rod 322 is fixedly and penetratingly connected in the first fixing through hole 321, a first driving mechanism 33 is provided at an outer center of the heat dissipating cover 2, the first driving mechanism 33 includes a first motor 331, an output end of the first motor 331 is connected with the rotating rod 322 through a coupling, the ash removing brush 311 is tangential to an outer wall of the heat dissipating steel mesh 22, the heat dissipating steel mesh 22 is cleaned through the ash removing brush 311, the heat dissipating steel mesh 22 is cleaned through the ash removing mechanism designed outside the heat dissipating cover 2, and the heat dissipating through hole 21 is prevented from being blocked, heat dissipation is reduced, balance is destroyed, the temperature is continuously increased, and the temperature is stopped.

Referring to fig. 1, 2 and 5, the cooling mechanism 4 includes a plurality of cold guide strips 41, the cold guide strips 41 are uniformly distributed around the outside of the protective housing 11, one side of each cold guide strip 41 is connected with the outer wall of the protective housing 11, the outside of the cold guide strip 41 is spirally surrounded with a cooling cold water pipe 42, the cooling cold water pipe 42 is connected with an external water supply mechanism at a water inlet and outlet, a temperature probe 112 is arranged at the top of the protective housing 11, the temperature probe 112 penetrates through the protective housing 11 to extend into the high-speed generator body 1, the temperature probe 112 is connected with an external controller through a wire, the temperature probe 112 is designed to detect the internal temperature of the high-speed generator body 1, when the internal temperature of the high-speed generator body 1 is greater than a designed threshold value, the controller is used for starting the cooling mechanism 4 to cool the high-speed generator body 1, so that the problems of high motor loss and high-temperature overheat motor stop working due to continuous rising of the motor temperature in the working process are prevented.

The working flow of the utility model is as follows:

when the high-speed generator is used, the first motor 331 is connected with an external power supply, the first motor 331 rotates to drive the ash cleaning hairbrush 311 on the ash cleaning rod 31 to rotationally clean the heat dissipation steel mesh 22, the temperature inside the high-speed generator body 1 is detected through the design temperature probe 112, when the temperature inside the high-speed generator body 1 is greater than a designed threshold value, the controller starts the cooling mechanism 4 to cool, the cooling cold water pipe 42 circulates for cooling water, the low temperature of the cooling cold water pipe 42 is conducted to the protection shell 11 through the cold guide strip 41 to cool, and when the temperature probe 112 detects the threshold value set at the bottom of the temperature inside the high-speed generator body 1, the cooling cold water pipe 42 stops circulating water supply.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotor temperature detection device of high-speed generator, includes high-speed generator body (1), its characterized in that: the novel high-speed generator is characterized in that a protection shell (11) is arranged outside the high-speed generator body (1), a heat dissipation cover (2) is arranged at one end of the high-speed generator body (1), a heat dissipation through hole (21) is formed in the heat dissipation cover (2), a heat dissipation steel mesh (22) is connected to the heat dissipation through hole (21), an ash removal mechanism (3) is arranged on the outer wall of the heat dissipation steel mesh (22), and a cooling mechanism (4) is arranged outside the protection shell (11).

2. The rotor temperature detection device of a high-speed generator according to claim 1, wherein: the dust removing mechanism (3) comprises a dust removing rod (31), a dust removing brush (311) is stuck on the outer wall of the dust removing rod (31), one end of the dust removing rod (31) is connected with a fixing rod (32), one end top of the fixing rod (32) far away from the dust removing rod (31) is penetrated and provided with a first fixing through hole (321), a rotating rod (322) is fixedly connected inside the first fixing through hole (321) in a penetrating manner, and a first driving mechanism (33) is arranged at the outer center of the radiating cover (2).

3. The rotor temperature detection device of a high-speed generator according to claim 1, wherein: the cooling mechanism (4) comprises a plurality of cold guide strips (41), the cold guide strips (41) are uniformly distributed around the outside of the protective shell (11), one side of each cold guide strip (41) is connected with the outer wall of the protective shell (11), a cooling cold water pipe (42) is spirally wound around the outside of the cold guide strip (41), and the cooling cold water pipe (42) is connected with an external water supply mechanism of a water inlet and outlet.

4. The rotor temperature detection apparatus of a high-speed generator according to claim 2, wherein: the first driving mechanism (33) comprises a first motor (331), and the output end of the first motor (331) is connected with the rotating rod (322) through a coupler.

5. The rotor temperature detection apparatus of a high-speed generator according to claim 2, wherein: the ash cleaning brush (311) is tangent to the outer wall of the heat dissipation steel mesh (22).

6. The rotor temperature detection device of a high-speed generator according to claim 1, wherein: the top of the protection shell (11) is provided with a temperature probe (112), the temperature probe (112) penetrates through the protection shell (11) and extends to the inside of the high-speed generator body (1), and the temperature probe (112) is connected with an external controller through a wire.