CN220371281U - Intelligent collection, monitoring and early warning device for toner pollution from hydroelectric generators - Google Patents

Abstract

The utility model discloses an intelligent collection, monitoring and early warning device for carbon powder pollution in a hydraulic generator, which includes a spiral volute dust separator. The bottom end of the spiral volute dust separator is fixedly connected to a dust exhaust pipe. The bottom end of the dust exhaust pipe is fixedly connected with a connecting pipe, and a dust storage bucket is installed below the connecting pipe. The top of the spiral volute dust separator is installed with a mounting top plate, and the top of the mounting top plate is fixedly connected with An air outlet pipe, an electrostatic precipitator is installed at the top of the air outlet pipe, and an air exhaust pipe is installed at the top of the electrostatic precipitator. The hydraulic generator toner pollution intelligent collection, monitoring and early warning device separates the dust through the spiral volute dust separator and falls into the internal dust exhaust pipe. The pipe vibrator on the dust exhaust pipe can vibrate and remove dust from the pipe, allowing The dust smoothly enters the inside of the dust storage bucket. This structure facilitates timely collection and solves the problem of inconvenient collection.

Description

Intelligent collection, monitoring and early warning device for toner pollution from hydroelectric generators

Technical field

The utility model relates to the technical field of carbon powder collection, and is specifically an intelligent collection and monitoring early warning device for carbon powder pollution in hydroelectric generators.

Background technique

The current collecting device of the hydro-generator unit is an important component for the excitation current to be connected to the rotor. It is mainly composed of a slip ring and a carbon brush device. During the operation of the unit, the friction between the carbon brush and the slip ring will produce fine carbon powder. If these carbon powders are allowed to spread without being collected and processed, they will have an adverse effect on the cleanliness of the slip ring chamber of the hydrogenerator unit. A large accumulation of carbon powder will cause the positive and negative poles of the collector ring to be short-circuited, jeopardizing the safe operation of the generator set.

The current solution is to increase the weight of the fan to extend the running time of the fan, strengthen external toner cleaning at ordinary times, shut down the machine regularly for inspection, and clean the slip ring chamber and generator stator. Frequent shutdowns for maintenance not only increase the maintenance workload, but also affect the economic output of the generator.

There is an urgent need for an intelligent collection, monitoring and early warning device for carbon powder pollution in hydro-turbine generators to solve the technical deficiencies proposed in the above-mentioned technologies.

Utility model content

The purpose of this utility model is to provide an intelligent collection, monitoring and early warning device for carbon powder pollution in hydroelectric generators, so as to solve the problem of inconvenient timely collection in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solution: an intelligent collection and monitoring early warning device for carbon powder pollution in a hydroelectric generator, including a spiral volute dust separator, and the bottom end of the spiral volute dust separator is fixed. A dust exhaust pipe is connected to the bottom end of the dust exhaust pipe. A connecting pipe is fixedly connected to it. A dust storage bucket is installed below the connecting pipe. A top plate is installed on the top of the spiral volute dust separator. An air outlet duct is fixedly connected to the top of the installation roof, and an electrostatic precipitator is installed at the top of the air outlet duct. An exhaust duct is provided at the top of the electrostatic precipitator. The dust separator includes a spiral volute dust separator. A dust inlet pipe is fixedly connected to one side of the dust inlet pipe. A dust transport main pipe is provided on one side of the dust inlet pipe. A negative pressure fan is installed between the dust transport main pipe and the dust inlet pipe. One side of the dust transport main pipe is fixedly connected with a dust inlet pipe. A small dust suction pipe, a pipe vibrator is installed on the outside of the dust exhaust pipe, and a dust storage detector is installed on the front end of the dust storage bucket.

Preferably, both sides of the top of the dust storage bucket are fixedly connected with installation buckles, the inside of the connecting pipe is fixedly connected to a limit plate, and the inside of the limit plate is provided with an installation chute.

Preferably, the installation buckle is in an "L" shape, and the installation buckle is embedded inside the installation chute.

Preferably, a control cabinet is provided on one side of the spiral volute dust separator, and both the pipe vibrator and the dust storage detector are electrically connected to the control cabinet.

Preferably, a fixing bracket is fixedly installed on the top of the mounting top plate, and the electrostatic precipitator is placed inside the fixing bracket.

Preferably, the mounting top plate is arranged on the top of the spiral volute dust separator, and the mounting top plate and the spiral volute dust separator are fixed by bolts.

Preferably, one side of the dust main pipe is fixedly connected to the input end of the negative pressure fan, and one side of the dust inlet pipe is fixedly connected to the output end of the negative pressure fan.

Preferably, the small dust suction tubes are installed at equal intervals on one side of the main dust transport pipe, and the small dust suction tubes are installed next to the carbon brushes.

Compared with the existing technology, the beneficial effects of this utility model are: the intelligent collection and monitoring and early warning device for carbon powder pollution in hydro-turbine generators not only facilitates timely collection and realizes the function of sufficient dust removal, but also achieves enhanced absorption efficiency;

Through the dust storage bucket, dust exhaust pipe, pipe vibrator, connecting pipe, installation buckle, dust storage detector and installation chute, the dust flows from the small dust suction pipe into the dust main pipe and enters the spiral volute dust separation The dust collector separates the dust and falls into the internal dust exhaust pipe. The pipe vibrator on the dust exhaust pipe can vibrate the pipe to remove dust, allowing the dust to smoothly enter the inside of the dust storage bucket. The dust storage bucket can be easily disassembled, replaced regularly, and stored. The dust storage detector on the dust bucket can detect the dust capacity, so as to promptly remind the staff to replace the dust storage bucket. This structure facilitates timely collection;

By installing the top plate, electrostatic precipitator, exhaust duct, air outlet duct and fixed bracket, the air after dust separation enters the air outlet duct. The electrostatic precipitator installed above the air outlet duct can electrostatically absorb the dust in the air outlet. , the electrostatic precipitator can remove finer dust. The air after electrostatic precipitation is basically clean and is discharged directly to the outside. The electrostatic precipitator can be removed from the fixed bracket for cleaning. This structure realizes the function of sufficient dust removal;

By setting up a negative pressure fan, a dust main pipe, a small dust suction pipe and a dust inlet pipe, the negative pressure fan can suck the carbon powder inside the hydraulic generator into the spiral volute dust separator. According to the powder diffusion direction and other data, a small vacuum tube is installed at the best position next to each carbon brush to collect the generated toner in real time. The suction force of the small vacuum tube is more powerful. At this time, the absorption rate of toner must be above 95%. This structure achieves Full dust removal function.

Description of the drawings

Figure 1 is a schematic front view of the structure of the present utility model;

Figure 2 is a schematic front view of the dust storage bucket of the present utility model;

Figure 3 is a schematic structural diagram of the connecting pipe of the present utility model viewed from above;

Figure 4 is a schematic front view of the electrostatic precipitator of the present invention.

In the picture: 1. Dust storage bucket; 2. Dust exhaust pipe; 3. Spiral volute dust separator; 4. Installation of top plate; 5. Electrostatic precipitator; 6. Exhaust duct; 7. Air outlet duct; 8. Negative pressure fan; 9. Dust transport main pipe; 10. Small vacuum pipe; 11. Dust inlet pipe; 12. Pipe vibrator; 13. Connecting pipe; 14. Installation buckle; 15. Dust storage detector; 16. Limit plate; 17. Installation chute; 18. Fixed bracket.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Embodiment 1: Please refer to Figures 1-4. The intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators includes a spiral volute dust separator 3, and the bottom end of the spiral volute dust separator 3 is fixedly connected with Dust exhaust pipe 2, the bottom end of the dust exhaust pipe 2 is fixedly connected with a connecting pipe 13, and a dust storage bucket 1 is installed below the connecting pipe 13, including a top plate 4 installed on the top of the spiral volute dust separator 3, which is installed An air outlet pipe 7 is fixedly connected to the top of the air outlet pipe 7. An electrostatic precipitator 5 is installed at the top of the air outlet pipe 7. An exhaust pipe 6 is provided at the top of the electrostatic precipitator 5, including one side of the spiral volute dust separator 3. A dust inlet pipe 11 is connected. A dust conveying main pipe 9 is provided on one side of the dust inlet pipe 11. A negative pressure fan 8 is installed between the dust conveying main pipe 9 and the dust inlet pipe 11. One side of the dust conveying main pipe 9 is fixedly connected with a suction fan. A pipe vibrator 12 is installed on the outside of the small dust pipe 10 and the dust exhaust pipe 2, and a dust storage detector 15 is installed on the front end of the dust storage bucket 1;

The two sides of the top of the dust storage bucket 1 are fixedly connected with installation buckles 14, and the inside of the connecting pipe 13 is fixedly connected with the limit plate 16. The inside of the limit plate 16 is provided with an installation chute 17, and the installation buckle 14 is in an "L" shape. , the installation buckle 14 is embedded inside the installation chute 17, a control cabinet is provided on one side of the spiral volute dust separator 3, and the pipe vibrator 12 and the dust storage detector 15 are both electrically connected to the control cabinet;

Specifically, as shown in Figures 1, 2 and 3, the spiral volute dust separator 3 separates the dust and drops it into the internal dust exhaust pipe 2. The pipe vibrator 12 on the dust exhaust pipe 2 can Vibration dust removal is performed to allow dust to smoothly enter the interior of the dust storage bucket 1. The dust storage bucket 1 can be easily disassembled and replaced regularly. The dust storage detector 15 on the dust storage bucket 1 can detect the dust capacity, so as to promptly remind the staff to replace the dust storage bucket. Dust bucket 1.

Embodiment 2: One side of the dust main pipe 9 is fixedly connected to the input end of the negative pressure fan 8, one side of the dust inlet pipe 11 is fixedly connected to the output end of the negative pressure fan 8, and the small vacuum tubes 10 are installed at equal intervals. On one side of the dust main pipe 9, the small suction pipe 10 is installed next to the carbon brush;

Specifically, as shown in Figure 1, the electrostatic precipitator 5 can electrostatically absorb the dust in the outflow. The electrostatic precipitator 5 can remove finer dust. The air after electrostatic precipitation is basically clean and is directly discharged to the outside. Electrostatic precipitator 5 The device 5 can be removed from the fixed bracket 18 for cleaning.

Embodiment 3: A fixed bracket 18 is fixedly installed on the top of the installation top plate 4. The electrostatic precipitator 5 is placed inside the fixed bracket 18. The installation top plate 4 is arranged on the top of the spiral volute dust separator 3. The installation top plate 4 and the spiral volute are The shell dust separators 3 are fixed with bolts;

Specifically, as shown in Figures 1 and 4, the small vacuum tube 10 can be installed at the best position next to each carbon brush, and the negative pressure fan 8 can suck the carbon powder inside the hydroelectric generator into the spiral volute Inside the dust separator 3, the suction power of the small suction tube 10 is more powerful. At this time, the absorption rate of toner should be above 95%, realizing the function of real-time and full dust suction.

Working principle: When the utility model is in use, based on the carbon powder diffusion direction and other data formed through preliminary on-site testing, a small vacuum tube 10 is installed at the best position next to each carbon brush, and the negative pressure fan 8 can remove the dust inside the hydroelectric generator. The carbon powder is sucked into the spiral volute dust separator 3, and the small dust suction pipe 10 is merged into the dust main pipe 9, and enters the spiral volute dust separator 3, where the dust is separated and falls into the internal dust exhaust pipe 2. The pipe vibrator 12 on the dust pipe 2 can vibrate and remove dust from the pipe, allowing the dust to smoothly enter the inside of the dust storage bucket 1. The dust storage bucket 1 can be easily disassembled and replaced regularly. The air after separated dust enters the air outlet pipe 7 and exits. The electrostatic precipitator 5 installed above the air duct 7 can electrostatically absorb the dust in the air. The electrostatic precipitator 5 can remove finer dust. The air after electrostatic precipitation is basically clean and can be discharged directly to the outside. The electrostatic precipitator 5 can Remove and clean from the fixed bracket 18, and this structure realizes the function of sufficient dust removal.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is therefore intended that all claims falling within the rights All changes within the meaning and scope of the required equivalent elements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the claim in question.

Claims (8)

1. An intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators, including a spiral volute dust separator (3), characterized in that: the bottom end of the spiral volute dust separator (3) is fixedly connected There is a dust exhaust pipe (2). The bottom end of the dust exhaust pipe (2) is fixedly connected with a connecting pipe (13). A dust storage bucket (1) is installed below the connecting pipe (13). The dust storage bucket (1) includes a spiral A mounting top plate (4) is installed on the top of the volute dust separator (3). An air outlet pipe (7) is fixedly connected to the top of the mounting top plate (4). The top of the air outlet pipe (7) is installed with a Electrostatic precipitator (5), the top of the electrostatic precipitator (5) is provided with an exhaust pipe (6), and one side of the spiral volute dust separator (3) is fixedly connected with a dust inlet pipe (11) ), a dust main pipe (9) is provided on one side of the dust inlet pipe (11), and a negative pressure fan (8) is installed between the dust main pipe (9) and the dust inlet pipe (11). A small dust suction pipe (10) is fixedly connected to one side of the dust main pipe (9), a pipe vibrator (12) is installed on the outside of the dust discharge pipe (2), and a pipe vibrator (12) is installed on the front end of the dust storage bucket (1). Dust storage detector (15). 2. The intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators according to claim 1, characterized in that: both sides of the top of the dust storage bucket (1) are fixedly connected with installation buckles (14), so The interior of the connecting pipe (13) is fixedly connected to a limiting plate (16), and an installation chute (17) is provided inside the limiting plate (16). 3. The intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators according to claim 2, characterized in that: the installation buckle (14) is in the shape of "L", and the installation buckle (14) is embedded in the Inside the mounting chute (17). 4. The intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators according to claim 1, characterized in that: a control cabinet is provided on one side of the spiral volute dust separator (3), and the pipeline The vibrator (12) and dust storage detector (15) are both electrically connected to the control cabinet. 5. The intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators according to claim 1, characterized in that: a fixing bracket (18) is fixedly installed on the top of the installation top plate (4), and the electrostatic precipitator (5) Place inside the fixed bracket (18). 6. The intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators according to claim 1, characterized in that: the installation top plate (4) is arranged on the top of the spiral volute dust separator (3), so The installation top plate (4) and the spiral volute dust separator (3) are fixed by bolts. 7. The intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators according to claim 1, characterized in that: one side of the dust transport main pipe (9) is fixed to the input end of the negative pressure fan (8). connection, one side of the dust inlet pipe (11) is fixedly connected to the output end of the negative pressure fan (8). 8. The intelligent collection, monitoring and early warning device for toner pollution in hydroelectric generators according to claim 1, characterized in that: the small vacuum tubes (10) are installed at equal intervals on one side of the main dust transport pipe (9), so The small vacuum tube (10) is installed next to the carbon brush.