CN214555865U

CN214555865U - Carbon powder collecting device of hydroelectric generator

Info

Publication number: CN214555865U
Application number: CN202023050219.2U
Authority: CN
Inventors: 邹洪暖
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-11-02
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a hydroelectric generator's carbon dust collection device, which comprises a housin, the dust absorption pipe, the cushion chamber, connecting pipe one, connecting pipe two, first collection subassembly, the second is collected the subassembly, fan pipe and negative-pressure air fan, negative-pressure air fan locates interior diapire of casing, the second is collected the subassembly and is located interior diapire and be close to negative-pressure air fan department, negative-pressure air fan and second are collected the subassembly and pass through the fan union coupling, the second is collected the subassembly and is located interior diapire and be close to second collection subassembly department, first collection subassembly passes through connecting pipe two with the second collection subassembly and is connected, the inboard wall of casing is located to the cushion chamber, the cushion chamber passes through connecting pipe one with first collection subassembly and is connected, cushion chamber one side is located to dust absorption pipe one end. The utility model belongs to the technical field of hydroelectric generator equipment, specifically a multistage U type dust leg can increase the collection of carbon dust with filtering the cotton, can clear up the carbon dust by oneself, clears up the carbon dust in the generator operation, filters the convenient carbon dust collection device who dismantles abluent hydroelectric generator of cotton.

Description

Carbon powder collecting device of hydroelectric generator

Technical Field

The utility model belongs to the technical field of hydroelectric generator equipment, especially, relate to a hydroelectric generator's carbon dust collection device.

Background

The generator, especially the hydraulic generator, its carbon brush is set up on brush holder, the front end of the carbon brush contacts with slip ring, its function is to provide the power (generally direct excitation current) outside the generator to the winding (excitation winding) of the rotor through the slip ring on the slip ring, because the slip ring is rotating at a high speed, and the carbon brush apparatus is a static part, the front end of the carbon brush is worn and torn all the time, the carbon brush is worn and torn and can form a large amount of fine, dust-like carbon dust, the carbon dust is diffused in the carbon brush chamber of the generator, and rotate under the drive of the airstream, if do not carry on the dust removal treatment to these dusts, will enter the inside of the generator along with the rotation of the unit inevitably, further pollute stator winding and excitation winding, etc., thus influence the safe operation of the unit, can also cause the trouble such as the coil short circuit in serious cases; if carbon powder is attached to the surface of the collecting ring, the carbon brush can not be well contacted with the collecting ring, and the phenomena of sparking and the like can be caused. In order to avoid the harm caused by carbon powder dust, a dust collecting cover is arranged on the brush frame to limit the carbon powder from flying around, and a carbon powder collecting device is arranged to collect and process the carbon powder. However, the collector ring of the generator is assembled by a plurality of parts, so that a plurality of dead corners are inevitably formed, carbon powder is easily accumulated, the insulation of the generator is influenced, and potential safety hazards are caused. And the carbon powder has strong adhesive force and is difficult to absorb by the carbon powder collecting device after being attached to the surfaces of the collecting ring and the dust collecting cover. And the carbon powder is attached to the dust collection cover and the observation window, so that the sight is influenced, and the working conditions of the carbon brush and the collecting ring cannot be clearly and visually observed. The space between the dust collecting cover and the collecting ring is small, the carbon powder attached to the dust collecting cover is very difficult to clean, the whole brush frame is required to be taken out to clean, and the production is seriously influenced. Therefore, after the generator runs for a period of time, the generator must stop to clean the carbon powder accumulated on the collecting ring, and the carbon powder on the dead angle is difficult to clean, so that a great deal of time and energy are needed, and the production is seriously influenced.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a hydroelectric generator's carbon dust collection device, multistage U type dust collecting tube and filter pulp can increase the collection of carbon dust, and the condenser pipe can play and reduce the carbon dust temperature, and multistage U type pipe can clear up the carbon dust by oneself simultaneously, and the generator is in operation, also can clear up the carbon dust, and it is convenient to filter pulp dismantlement, in time clears up the carbon dust, guarantees the generator normal operating.

The utility model adopts the technical scheme as follows: the carbon powder collecting device of the hydroelectric generator comprises a shell, a dust collecting pipe, a buffer cavity, a first connecting pipe, a second connecting pipe, a first fixing body, a second fixing body, a first collecting assembly, a second collecting assembly, a fan pipe and a negative pressure fan, wherein the negative pressure fan is arranged on the inner bottom wall of the shell, the second collecting assembly is arranged on the inner bottom wall of the shell and is close to the negative pressure fan, the negative pressure fan is connected with the second collecting assembly through the fan pipe, the second collecting assembly is arranged on the inner bottom wall of the shell and is close to the second collecting assembly, the first collecting assembly is connected with the second collecting assembly through the second connecting pipe, the buffer cavity is arranged on the inner side wall of the shell, the buffer cavity is connected with the first collecting assembly through the first connecting pipe, one end of the dust collecting pipe is arranged on one side of the buffer cavity, the other end of the dust collecting pipe is provided with a dust collecting port, and the first collecting assembly comprises a first fixing body, a dust collecting pipe, The pressing frame is arranged on the first fixing body, the pressing frame is arranged in a U shape and penetrates through the upper wall of the dust collecting pipe, the clearing block is arranged at the lower end of the pressing frame, the clearing block is arranged in the dust collecting pipe, the dust collecting cavity is symmetrically arranged at the lower end of the dust collecting pipe, the cooling pipe is arranged on the outer side wall of the dust collecting pipe, the condenser is arranged on the dust collecting pipe, the condenser is connected with the cooling pipe, the second collecting component comprises a second fixing body, a filtering frame, a filter cotton placing frame and filter cotton, the second fixing body is arranged on the inner bottom wall of the casing, the filter frame is arranged on the second fixing body, the filter frame is arranged in a rectangular hollow cavity with an opening at one side, and the filter cotton placing frame is arranged in the filter frame at equal intervals, the filter cotton is arranged in the filter cotton placing frame.

Furthermore, the side wall of the dust collection cavity is provided with a dust removal opening, so that carbon powder can be cleaned in time conveniently.

Furthermore, the upper wall of the filter cotton frame is provided with a lifting handle, so that the filter cotton frame can be conveniently pulled out, and the filter cotton can be replaced or cleaned.

Furthermore, the upper parts of the two side walls of the filter cotton placing rack are provided with sealing rings, so that carbon powder is prevented from leaking between the filter frame and the filter cotton placing rack.

Furthermore, the middle part of the pressing frame is provided with a pressing handle, so that the pressing handle can be controlled conveniently.

After the structure is adopted, the utility model discloses beneficial effect as follows: the utility model relates to a carbon dust collecting device of hydroelectric generator, the dust absorption mouth can be a plurality of collecting rings and carbon brushes fixed in the generator, the dust absorption mouth adsorbs carbon dust, firstly, in the buffer cavity, the forward speed of the carbon dust is reduced, the impact is reduced, the carbon dust enters into the dust collecting pipe through the first connecting pipe, the dust collecting pipe can be a multi-section U-shaped pipe connection, the speed of the carbon dust can be greatly reduced, the carbon dust is blocked on the side wall of the dust collecting pipe, or directly falls into the dust collecting cavity, meanwhile, the condenser cools the cooling pipe, the carbon dust is cooled, then the carbon dust which is not collected enters into the second collecting component through the second connecting pipe, the remaining carbon dust is adsorbed and filtered through a plurality of filter cottons, if the carbon dust in the first collecting component is gathered too much, the handle can be pressed downwards, the pressing frame drives the cleaning block downwards to clean the carbon dust on the inner wall of the dust collecting pipe into the cavity, then open the dust removal mouth and can clean up the carbon dust, the carbon dust in the second collection subassembly gathers too much, can pull upward and mention the handle, puts the frame with the filter pulp and takes out filtering frame, then washs or changes the filter pulp.

Drawings

The accompanying drawings are included to provide a further understanding 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 invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of a carbon powder collecting device of a hydroelectric generator according to the present invention.

In the drawings: 1. the dust collecting device comprises a shell, 2, a dust collecting pipe, 3, a buffer cavity, 4, a first connecting pipe, 5, a first collecting assembly, 6, a second collecting assembly, 7, a fan pipe, 8, a negative pressure fan, 9, a dust collecting port, 10, a first fixing body, 11, a dust collecting pipe, 12, a pressing frame, 13, a clearing block, 14, a dust collecting cavity, 15, a cooling pipe, 16, a condenser, 17, a second fixing body, 18, a filtering frame, 19, a filtering cotton placing frame, 20, filtering cotton, 21, a dust removing port, 22, a lifting handle, 23, a sealing ring, 24, a pressing handle, 25 and a second connecting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in figure 1, the carbon powder collecting device of the hydroelectric generator comprises a shell 1, a dust suction pipe 2, a buffer cavity 3, a first connecting pipe 4, a second connecting pipe 25, a first collecting component 5, a second collecting component 6, a fan pipe 7 and a negative pressure fan 8, wherein the negative pressure fan 8 is arranged on the inner bottom wall of the shell 1, the second collecting component 6 is arranged on the inner bottom wall of the shell 1 and is close to the negative pressure fan 8, the negative pressure fan 8 is connected with the second collecting component 6 through the fan pipe 7, the second collecting component 6 is arranged on the inner bottom wall of the shell 1 and is close to the second collecting component 6, the first collecting component 5 is connected with the second collecting component 6 through the second connecting pipe 25, the buffer cavity 3 is arranged on the inner side wall of the shell 1, the buffer cavity 3 is connected with the first collecting component 5 through the first connecting pipe 4, one end of the dust suction pipe 2 is arranged on one side of the buffer cavity 3, and the other end of the dust suction pipe 2 is provided with a dust suction port 9, the first collecting component 5 comprises a first fixing body 10, a dust collecting pipe 11, a pressing frame 12, a clearing block 13, a dust collecting cavity 14, a cooling pipe 15 and a condenser 16, the first fixing body is arranged on the inner bottom wall of the shell 1, the dust collecting pipe 11 is arranged in a U-shaped square pipe, the dust collecting pipe 11 is arranged on the first fixing body 10, the pressing frame 12 is arranged in a U shape, the pressing frame 12 penetrates through the upper wall of the dust collecting pipe 11, the clearing block 13 is arranged at the lower end of the pressing frame 12, the clearing block 13 is arranged in the dust collecting pipe 11, the dust collecting cavity 14 is symmetrically arranged at the lower end of the dust collecting pipe 11, the cooling pipe 15 is arranged on the outer side wall of the dust collecting pipe 11, the condenser 16 is arranged on the dust collecting pipe 11, the condenser 16 is connected with the cooling pipe 15, the second collecting component 6 comprises a second fixing body 17, a filtering frame 18, a filtering cotton placing frame 19 and filtering cotton 20, the second fixing body 17 is arranged on the inner bottom wall of the shell 1, the filtering frame 18 is arranged on the second fixing body 17, the filtering frame 18 is a rectangular hollow cavity with an opening at one side, the filter cotton 20 placing frames 19 are arranged in the filtering frame 18 at equal intervals, and the filter cotton 20 is arranged in the filter cotton 20 placing frames 19.

Wherein, the 14 lateral walls in dust collecting chamber are equipped with dust removal mouth 21, conveniently in time clear up the carbon dust, filter pulp 20 frame upper wall is equipped with mentions handle 22, conveniently takes filter pulp 20 frame out, changes or

washs filter pulp

20, 19 both sides wall upper portion of filter pulp 20 rack is equipped with sealing washer 23, avoids having the carbon dust to spill between filter pulp 18 and the filter pulp 20 rack 19, it is equipped with pressing handle 24 to press frame 12 middle part, conveniently controls and presses handle 24.

When the dust collector is used specifically, the dust collection port 9 is fixed around a collecting ring and a carbon brush in a generator, then the negative pressure fan 8 is started, the dust collection port 9 adsorbs carbon powder, firstly, the advancing speed of the carbon powder is reduced in the buffer cavity 3, the impact is reduced, the carbon powder enters the dust collection pipe 11 through the first connecting pipe 4, the dust collection pipe 11 is a U-shaped pipe, the speed of the carbon powder can be reduced to a large extent, the carbon powder is blocked on the side wall of the dust collection pipe 11 or directly falls into the dust collection cavity 14, meanwhile, the condenser 16 cools the cooling pipe 15, the temperature of the carbon powder is reduced, the carbon powder which is not collected enters the second collection component 6 through the second connecting pipe 25, the remaining carbon powder is adsorbed and filtered through the plurality of filter cottons 20, if the carbon powder in the first collection component 5 is too much accumulated, the handle 24 can be pressed downwards, the pressing frame 12 drives the cleaning block 13 downwards to clean the carbon powder on the inner wall of the dust collection pipe 11 into the dust collection cavity 14, then the dust removing opening 21 is opened to clean the carbon powder, the carbon powder in the second collecting assembly 6 is gathered too much, the lifting handle 22 can be pulled upwards, the filter cotton 20 placing frame is drawn out of the filter frame 18, and then the filter cotton 20 is cleaned or replaced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a hydroelectric generator's carbon dust collection device which characterized in that: the device comprises a shell, a dust collection pipe, a buffer cavity, a first connecting pipe, a second connecting pipe, a first collecting component, a second collecting component, a fan pipe and a negative-pressure fan, wherein the negative-pressure fan is arranged on the inner bottom wall of the shell, the second collecting component is arranged on the inner bottom wall of the shell and close to the negative-pressure fan, the negative-pressure fan is connected with the second collecting component through the fan pipe, the second collecting component is arranged on the inner bottom wall of the shell and close to the second collecting component, the first collecting component is connected with the second collecting component through the second connecting pipe, the buffer cavity is arranged on the inner side wall of the shell and connected with the first collecting component through the first connecting pipe, one end of the dust collection pipe is arranged on one side of the buffer cavity, the other end of the dust collection pipe is provided with a dust collection port, the first collecting component comprises a first fixing body, a dust collection pipe, a pressing frame, a removing block, a dust collection cavity, a cooling pipe and a condenser, the first collecting component is fixedly arranged on the inner bottom wall of the shell, the dust collecting pipe is a U-shaped square pipe, the dust collecting pipe is arranged on the first fixing body, the pressing frame is arranged in a U shape, the pressing frame penetrates through the upper wall of the dust collecting pipe, the clearing block is arranged at the lower end of the pressing frame, the clearing block is arranged in the dust collecting pipe, the lower end of the dust collecting pipe is symmetrically arranged in the dust collecting cavity, the cooling pipe is arranged on the outer side wall of the dust collecting pipe, the condenser is arranged on the dust collecting pipe and is connected with the cooling pipe, the second collecting assembly comprises a second fixing body, a filtering frame, a filtering cotton placing frame and filtering cotton, the second fixing body is arranged at the inner bottom wall of the casing, the filtering frame is arranged on the second fixing body, the filtering frame is a rectangular hollow cavity with an opening in one side, the filtering cotton placing frame is arranged at equal intervals, and the filtering cotton is arranged in the filtering cotton placing frame.

2. The toner collecting device of a hydroelectric generator as claimed in claim 1, wherein: and a dust removal opening is formed in the side wall of the dust collection cavity.

3. The toner collecting device of a hydroelectric generator as claimed in claim 1, wherein: the upper wall of the filter cotton frame is provided with a lifting handle.

4. The toner collecting device of a hydroelectric generator as claimed in claim 1, wherein: and sealing rings are arranged on the upper parts of the two side walls of the filter cotton placing rack.

5. The toner collecting device of a hydroelectric generator as claimed in claim 1, wherein: and a pressing handle is arranged in the middle of the pressing frame.