CN219227382U - Generator set excitation carbon brush temperature monitoring system - Google Patents

Abstract

The utility model temperature monitoring belongs to the technical field, and in particular relates to a generator set excitation carbon brush temperature monitoring system, which includes a collector ring located in an observation cover, and several brush holders are evenly embedded in the outer periphery of the collector ring. A number of temperature measuring mechanisms are arranged in the frame; a temperature collector is also included, and the temperature collector is connected with the temperature measuring mechanism; a wireless communication module is also included in the observation cover, and a display mechanism is arranged outside the observation cover. The temperature collector is connected with the display mechanism through the wireless communication module. The utility model has simple structure, convenient installation, does not destroy the structure of the original excitation motor unit, can monitor the temperature value of the carbon brush outside the unit in real time without opening the observation cover, and saves more time.

Description

A generator set excitation carbon brush temperature monitoring system

technical field

The utility model for temperature monitoring belongs to the technical field, in particular to a temperature monitoring system for an excitation carbon brush of a generating set.

Background technique

The carbon brush is used to send the excitation current generated by the excitation generator to the rotor coil, but the temperature of the carbon brush will increase with the operation of the brush. If the temperature is too high, it will seriously affect the normal operation of the generator. When measuring the temperature of the generator excitation carbon brush at ordinary times, it is necessary to remove the transparent observation cover of the motor, and use an infrared temperature measuring gun to measure and record the temperature of the carbon brush. The positive and negative poles have seven sets of brush holders, and it takes time to measure one by one.

Utility model content

Aiming at the technical problem that the carbon brush temperature measurement in the background technology needs to open the observation cover to measure one by one and take time, the utility model provides a generator set excitation carbon brush temperature monitoring system, which has a simple structure, is easy to install, and does not damage the original The structure of the excitation motor unit can monitor the temperature value of the carbon brush outside the unit in real time without opening the observation cover, which saves more time.

In order to achieve the above object, the technical solution provided by the utility model is:

A generator set excitation carbon brush temperature monitoring system, including a collector ring located in the observation cover, a number of brush holders are uniformly embedded in the outer circumference of the collector ring, and a number of temperature measuring mechanisms are arranged in the brush holder; it also includes a temperature Collector, the temperature collector is connected with the temperature measuring mechanism; the observation cover also includes a wireless communication module, and a display mechanism is arranged outside the observation cover, and the temperature collector communicates with the temperature collector through the wireless communication module The above display mechanism connection.

Further, a plurality of connecting rods opposite to each other are arranged inside the brush holder, and the temperature measuring mechanism is arranged between the opposing connecting rods.

Further, the temperature measurement mechanism includes a mounting frame and a temperature sensor installed on the mounting frame.

Further, the mounting frame includes a mounting plate and mounting ear groups arranged at both ends of the mounting plate, the mounting ear groups include opposite mounting ears, and the mounting ears are provided with threaded holes and are connected to the threaded holes. matching screws.

Further, the opposite mounting ear groups at the same end are mounted on opposite connecting rods, and the mounting plate is perpendicular to the axial direction of the connecting rods.

Further, the opposite mounting ear groups at the same end are mounted on opposite connecting rods, and the mounting plate is parallel to the axial direction of the connecting rods.

Further, the display mechanism includes a display device, a support pole is provided at one end of the display device close to the ground, and a base is provided at the end of the support pole close to the ground.

Further, the display device is provided with a display screen and several control buttons.

The utility model has the following advantages and beneficial effects:

The temperature value of the carbon brush can be measured in real time and more quickly through the temperature measuring mechanism located in the brush holder close to the carbon brush, and the temperature collector receives the collected temperature data and communicates with the external through the wireless communication module The display mechanism is connected by communication, and the received temperature data is transmitted to the display mechanism, and the temperature value is displayed in real time, which can avoid manual opening of the observation cover to directly measure the temperature of the carbon brush, and the real-time temperature of the carbon brush can be intuitively observed through the display mechanism , Reduce manual measurement and save time.

Description of drawings

Fig. 1 is the slip ring schematic diagram of the generator set excitation carbon brush temperature monitoring system provided by the utility model;

Fig. 2 is the installation diagram of the temperature measuring mechanism on the brush frame of the generator set excitation carbon brush temperature monitoring system provided by the utility model;

Fig. 3 is an installation side view of the temperature measuring mechanism on the brush holder of the generator set excitation carbon brush temperature monitoring system provided by Embodiment 1;

Fig. 4 is a top view of the temperature measurement mechanism of the generator set excitation carbon brush temperature monitoring system provided by Embodiment 1;

Fig. 5 is a top view of the temperature measurement mechanism of the generator set excitation carbon brush temperature monitoring system provided by the second embodiment;

Fig. 6 is a side view of the temperature measuring mechanism of the generator set excitation carbon brush temperature monitoring system provided by the second embodiment;

Icons: 1-collector ring, 2-brush holder, 3-connecting rod, 4-temperature measuring mechanism, 401-installation plate, 402-installation ear, 403-temperature sensor, 5-constant force spring.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments.

Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment one

As shown in Fig. 1, Fig. 2 and Fig. 3, a generator set excitation carbon brush temperature monitoring system includes a collector ring 1 located in the observation cover, and a plurality of brush holders 2 are evenly embedded in the outer circumference of the collector ring 1, The brush holder 2 is provided with a number of temperature measuring mechanisms 4, the temperature measuring mechanism 4 is arranged in the brush holder 2, close to the carbon brush inside the brush holder 2, and can measure the temperature of the carbon brush in a more timely manner; it also includes temperature collection device, the temperature collector is connected with the temperature measuring mechanism 4, and receives data information from the temperature measuring mechanism 4; a wireless communication module is also included in the observation cover, and a display mechanism is arranged outside the observation cover, and the temperature The collector is connected with the display mechanism through the wireless communication module, and transmits the measured temperature data information of the carbon brush to the display mechanism through the wireless communication module, which can avoid manually opening the observation cover to directly measure the temperature of the carbon brush. The display mechanism can visually observe the real-time temperature of the carbon brush. The wireless communication module can be commonly used WiFi, Bluetooth, or other wireless networks.

The brush holder 2 is provided with several connecting rods 3 facing each other, and the temperature measuring mechanism 4 is arranged between the connecting rods 3 facing each other. The temperature measuring mechanism 4 includes a mounting frame and a temperature sensor 403 installed on the mounting frame.

As shown in Figure 4, the mounting bracket includes a mounting plate 401 and a group of mounting ears 402 located at both ends of the mounting plate 401, the group of mounting ears 402 includes opposite mounting ears 402, and threaded holes are provided on the mounting ears 402 and screws that match the threaded holes. The mounting bracket is installed on the connecting rod 3 through the mounting ear 402, the mounting plate 401 is located between the connecting rods 3, and the mounting ear 402 can be tightened more tightly through the screws and threaded holes on the mounting ear 402 .

The opposite mounting ears 402 are mounted on the opposite connecting rod 3 , the mounting plate 401 is perpendicular to the axial direction of the connecting rod 3 , and the temperature sensor 403 can be directly mounted on the mounting plate 401 . The installation frame is installed on the end of the connecting rod 3 away from the carbon brush. The temperature sensor 403 can be directly installed inside the brush holder 2 through the installation rack, which avoids the need for direct fixed installation on the brush holder 2, avoids structural damage to the brush holder 2, and the installation rack is easy to install. No damage to the original structure will be caused.

The collector ring 1 is provided with seven groups of brush holders 2, and each group of brush holders 2 is provided with three carbon brushes, and the brush holder 2 is provided with two rows of connecting rods 3 facing each other. Two opposite connecting rods 3 are installed with a carbon brush, and the mounting frame in the temperature measuring mechanism 4 is installed on the connecting rod 3 in each brush holder 2, and a group of temperature measuring mechanisms 4 are installed in each group of brush holders 2, The temperature measuring mechanism 4 can be installed on any pair of connecting rods 3 opposite to each other. In the present embodiment, there are seven groups of brush holders 2 for the positive and negative poles, thus, a total of fourteen groups of temperature measuring mechanisms 4 can be provided, or one group of temperature measuring mechanisms 4 can be respectively set in the positive and negative electrode collector rings 1, and the corresponding temperature The collector can be set in one group.

The display mechanism includes a display device, a support rod is provided at one end of the display device close to the ground, and a base is provided at the end of the support rod close to the ground. The display device can be directly placed on the side of the generating set through the base for displaying temperature. The display device is provided with a display screen and several control buttons. The temperature of the carbon brushes monitored by the temperature sensor 403 is directly transmitted to the display device for display through the wireless communication module, and the display device is also provided with a data processing unit and a storage unit in addition to the display screen, in order to convert the received The temperature data is stored and displayed, and the historical temperature trend or current temperature can be displayed according to the control button.

The working principle of the utility model is: directly install the temperature sensor 403 inside the brush holder 2 through the installation frame to monitor the temperature of the carbon brush in the brush holder 2, and the monitored temperature data is transmitted to the outside through the temperature collector and the wireless communication module A display mechanism, through which the temperature of the carbon brush can be monitored in real time.

Embodiment two

As shown in Fig. 5 and Fig. 6, on the basis of the first embodiment, this embodiment provides another structural solution for the installation of the mounting frame, and the relative mounting ears 402 are mounted on the relative connecting rods 3, so that The mounting plate 401 is parallel to the axial direction of the connecting rod 3 . The temperature sensor 403 in this embodiment is a patch-type temperature sensor 403 , and the temperature sensor 403 is located on the mounting board 401 .

The above are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (8)

1. a generator set excitation carbon brush temperature monitoring system, is characterized in that: comprise the collector ring (1) that is positioned at observation cover, described collector ring (1) periphery is evenly embedded with some brush holders (2), The brush holder (2) is provided with several temperature measuring mechanisms (4); It also includes a temperature collector connected to the temperature measuring mechanism (4); The observation cover also includes a wireless communication module, and a display mechanism is arranged outside the observation cover, and the temperature collector is connected to the display mechanism through the wireless communication module. 2. The generator set excitation carbon brush temperature monitoring system according to claim 1, characterized in that: said brush holder (2) is provided with a number of connecting rods (3) opposite to each other, and said temperature measuring mechanism (4 ) is located between the opposite connecting rods (3). 3. The temperature monitoring system for the excitation carbon brushes of the generator set according to claim 2, characterized in that: the temperature measurement mechanism (4) includes a mounting frame and a temperature sensor (403) installed on the mounting frame. 4. The generator set excitation carbon brush temperature monitoring system according to claim 3, characterized in that: the mounting frame includes a mounting plate (401) and a set of mounting ears (402) arranged at both ends of the mounting plate (401) , the set of mounting ears (402) includes opposite mounting ears (402), and each of the mounting ears (402) is provided with threaded holes and screws matching the threaded holes. 5. The generator set excitation carbon brush temperature monitoring system according to claim 4, characterized in that: the relative mounting ears (402) groups at the same end are installed on the relative connecting rods (3), and the mounting plate ( 401) is perpendicular to the axial direction of the connecting rod (3). 6. The generator set excitation carbon brush temperature monitoring system according to claim 4, characterized in that: the relative mounting ears (402) groups at the same end are installed on the relative connecting rods (3), and the mounting plate ( 401) is parallel to the axial direction of the connecting rod (3). 7. The temperature monitoring system for generator set excitation carbon brushes according to claim 1, characterized in that: the display mechanism includes a display device, and one end of the display device close to the ground is provided with a support rod, and the end of the support rod close to the ground There is a base at one end. 8. The temperature monitoring system for the excitation carbon brush of a generator set according to claim 7, characterized in that: the display device is provided with a display screen and several control buttons.

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