CN219646980U - Cleaning mechanism and power plant boiler flue gas purification device - Google Patents

Abstract

The utility model discloses a cleaning mechanism and a power plant boiler flue gas purifying device, comprising a supporting component, a cleaning mechanism and a power plant boiler flue gas purifying device, wherein the supporting component comprises a fixed seat and a transverse socket arranged in the fixed seat; the scraping and sweeping assembly comprises a cleaning brush and an anti-static platen arranged at the bottom side of the cleaning brush; the transfer assembly comprises a screw rod arranged in the transverse socket, an internal thread sleeve block arranged outside the screw rod, a sliding seat arranged on the internal thread sleeve block, a first bevel gear arranged at the end part of the screw rod, and a transfer piece arranged between the scraping and sweeping assembly and the sliding seat. This clearance mechanism and power plant boiler gas cleaning device can realize laborsaving, the portable clearance to dust and granule in the device, has liberated workman's both hands, can also realize the clearance purpose under the condition of not unpacking, can avoid the excessive of dust and granule to can improve the purification degree of device to harmful gas, thereby guarantee the filtration, the purifying effect of device to the flue gas.

Description

Cleaning mechanism and power plant boiler flue gas purification device

Technical Field

The utility model relates to the technical field of power plant boiler flue gas purification, in particular to a cleaning mechanism and a power plant boiler flue gas purification device.

Background

The power plant boiler is one of three main devices of a thermal power plant. It is composed of a boiler body and auxiliary equipment. The heat generated by the combustion of fuel is utilized to change water into superheated steam with certain temperature and pressure so as to drive the turbine generator to generate electricity. The power plant boiler is distinguished from a general industrial boiler by its large capacity and high parameters (pressure, temperature). Power plant boilers are key devices for providing power in thermal power plants, and thus advances in power plant boiler technology have a direct impact on the development of electricity production.

In the prior art, the flue gas purifier of the power plant boiler usually directly absorbs and discharges the flue gas generated by the power plant boiler, and the flue gas generated by the power plant boiler contains a large amount of dust and particles, and usually the flue gas purifier uses a cloth bag to filter the dust and the particles, but the cloth bag has poor filtering effect and occupies more space, and a collecting box on the flue gas purifier needs to be opened to clean the dust and the particles when in use, and once the collecting box is opened, the dust and the particles can be discharged to the external environment, so that air pollution is caused, and in addition, the flue gas purifier capable of blocking the dust and the particles also has the problem that the dust and the particles inside the collecting box cannot be cleaned at any time.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

The utility model is provided in view of the problem of inconvenient dust and particle cleaning in the device in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the cleaning mechanism comprises a supporting component, a cleaning mechanism and a cleaning mechanism, wherein the supporting component comprises a fixed seat and a transverse socket arranged in the fixed seat; the scraping and sweeping assembly comprises a cleaning brush and an anti-static platen arranged at the bottom side of the cleaning brush; the transfer assembly comprises a screw rod arranged in the transverse socket, an internal thread sleeve block arranged outside the screw rod, a sliding seat arranged on the internal thread sleeve block, a first bevel gear arranged at the end part of the screw rod and a transfer piece arranged between the scraping assembly and the sliding seat; the driving assembly comprises a servo motor arranged on the transverse socket, a rotating shaft arranged on the output end of the servo motor, and a bevel gear II arranged outside the rotating shaft;

wherein, the first bevel gear is meshed with the second bevel gear.

As a preferred embodiment of the cleaning mechanism according to the utility model, wherein: the rotating and connecting piece comprises a rotating cylinder arranged on the sliding seat and a clamping and connecting part arranged on the output end of the rotating cylinder.

As a preferred embodiment of the cleaning mechanism according to the utility model, wherein: the clamping connection part comprises a disc arranged at the output end of the rotary cylinder and two side clamping pieces arranged on the disc;

and the two side clamping pieces are symmetrically arranged about the axial lead of the disc.

As a preferred embodiment of the cleaning mechanism according to the utility model, wherein: the bottom of the transverse socket is provided with a traveling groove along the length direction of the transverse socket, and the internal thread sleeve block is arranged in the traveling groove in a sliding manner;

and the internal thread sleeve block is in threaded fit connection with the screw rod.

As a preferred embodiment of the cleaning mechanism according to the utility model, wherein: the sliding seat is arranged into an inverted U-shaped structure, and the sliding seat is sleeved outside the transverse socket in a sliding manner.

As a preferred embodiment of the cleaning mechanism according to the utility model, wherein: the support assembly further comprises a lifting handle arranged at the end part of the transverse socket, and the lifting handle is arranged at one end, close to the first bevel gear, of the transverse socket.

The cleaning mechanism has the beneficial effects that: after the driving component is started, the scraping component on the transferring component can be driven to move in a reciprocating manner, and the cleaning hairbrush in the reciprocating motion can sweep dust and particles on the main filter screen in the device, so that labor-saving and convenient cleaning of the dust and the particles in the device can be finally realized, hands of workers are liberated, cleaning purposes can be realized under the condition of not opening a box, and overflow of the dust and the particles can be avoided.

In view of the problems that the cloth bag filtering effect in the existing device is poor and the occupied space is more, the flue gas purifying device for the power plant boiler is provided.

In order to solve the technical problems, the utility model also provides the following technical scheme: the utility model provides a power plant boiler flue gas purification device, includes cleaning mechanism, still includes, dust particle collection mechanism, including collecting box, set up in the rack of collecting box below, set up in the collection bucket of rack below, set up in the installing frame of collecting box upper portion, and set up in filter screen in the installing frame; the purifying mechanism comprises a purifying box and an exhaust pipe arranged at the top of the purifying box;

wherein, the clearance mechanism activity set up in the below of filter screen.

As a preferable scheme of the power plant boiler flue gas purification device, the utility model comprises the following steps: the top of collecting box be provided with the well way pipeline that the purifying box links to each other, just the collecting box is kept away from one side of purifying box is connected with the intake pipe.

As a preferable scheme of the power plant boiler flue gas purification device, the utility model comprises the following steps: the lower part of the collecting hopper is provided with a plugging cover, and the plugging cover is connected with the lower part of the collecting hopper in a detachable threaded connection mode.

As a preferable scheme of the power plant boiler flue gas purification device, the utility model comprises the following steps: the front side and the rear side of the collecting box are penetrated and provided with disassembly and assembly narrow openings, and the mounting frame and the filter screen are movably arranged in the disassembly and assembly narrow openings.

The smoke purifying device for the power plant boiler has the beneficial effects that: the flat filter screen is used for replacing a cloth bag, smoke enters the middle pipeline after being filtered by the air inlet pipe and the filter screen, and then is purified again by the purifying mechanism, so that the filtering and purifying effects of the device on the smoke are improved, the space occupation is saved, and in addition, the cleaning mechanism is matched, so that the dust and particles on the flat filter screen can be cleaned more conveniently.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic view of the overall structure of the cleaning mechanism of the present utility model.

FIG. 2 is a structural exploded view of the cleaning mechanism of the present utility model.

FIG. 3 is a schematic diagram of the overall structure of the flue gas purifying device of the power plant boiler.

FIG. 4 is a sectional view showing the structure of the inside of the collecting box in the flue gas cleaning device for the power plant boiler according to the present utility model.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Example 1

Referring to fig. 1-2, this embodiment provides a cleaning mechanism comprising, a support assembly 100, including a holder 101, the holder 101 being primarily adapted to mate with a nest on a side of a collection bin 501, the cleaning mechanism is arranged in the collecting box 501, and the transverse socket 102 is arranged in the fixed seat 101, and the transverse socket 102 is fixedly inserted into the fixed seat 101; the scraping and sweeping assembly 200 comprises a cleaning brush 201 and an anti-static platen 202 arranged at the bottom side of the cleaning brush 201, wherein the cleaning brush 201 and the anti-static platen 202 can be connected and fixed in an adhering or clamping mode, the anti-static platen 202 can be arranged to be an anti-static PET plate or an anti-static PC plate, and the anti-static platen 202 is simple and easy to purchase like the cleaning brush 201, and the material characteristics of the anti-static platen 202 promote the anti-static capability of the cleaning brush 201, and can also avoid the generation and conduction of excessive static when the cleaning brush 201 sweeps dust and particles, so that the safety coefficient of the cleaning brush 201 in cleaning operation is greatly improved; the transfer assembly 300 comprises a screw 301 arranged in the transverse socket 102, an internal thread sleeve block 302 arranged outside the screw 301, a sliding seat 303 arranged on the internal thread sleeve block 302, a first bevel gear 304 arranged at the end part of the screw 301, and a transfer piece 305 arranged between the scraping assembly 200 and the sliding seat 303, wherein the screw 301 is rotatably arranged in the transverse socket 102 and can be realized by matching with the existing bearing seat, and the internal thread sleeve block 302 is in threaded sleeve with the screw 301, so that the reciprocating translation of the internal thread sleeve block 302 can be realized by switching the forward and reverse rotation states of the screw 301; and, a drive assembly 400.

Specifically, the driving assembly 400 includes a servo motor 401 disposed on the horizontal socket 102, a rotating shaft 402 disposed on an output end of the servo motor 401, and a second bevel gear 403 disposed outside the rotating shaft 402, where the second bevel gear 403 is fixedly sleeved outside the rotating shaft 402, so that the rotating shaft 402 can rotate to drive the second bevel gear 403 to rotate;

the first bevel gear 304 is engaged with the second bevel gear 403, so that the second bevel gear 403 rotates to drive the first bevel gear 304 to rotate, thereby driving the screw 301 in the first bevel gear 304 to rotate.

The operation process comprises the following steps: when the cleaning brush is used, the servo motor 401 is started to drive the second bevel gear 403 outside the rotating shaft 402 to rotate, the second bevel gear 403 rotates to drive the first bevel gear 304 to rotate, the first bevel gear 304 rotates to drive the screw 301 to rotate, so that the internal thread sleeve block 302 outside the screw 301 is driven to move, the sliding seat 303 can be driven to translate outside the transverse socket 102, and dust and particles on the filter screen 505 can be cleaned by the cleaning brush 201 translating.

Example 2

Referring to fig. 1, 2 and 4, this embodiment differs from the first embodiment in that: the transfer piece 305 comprises a rotary cylinder 305a arranged on the sliding seat 303 and a clamping connection part 305b arranged on the output end of the rotary cylinder 305a, so that the scraping and sweeping assembly 200 on the sliding seat 303 can keep vertical to the transverse socket 102 for reciprocating movement and can also be turned to a state parallel to the transverse socket 102, and the scraping and sweeping assembly 200 and the transverse socket 102 are conveniently discharged from the collecting box 501 together, thereby facilitating the replacement of the scraping and sweeping assembly 200, and realizing the quick replacement of the scraping and sweeping assembly 200 on the premise of not opening the collecting box 501 as much as possible; the clamping part 305b comprises a disc 305b-1 arranged at the output end of the rotary cylinder 305a and two side clamping pieces 305b-2 arranged on the disc 305b-1, wherein the side clamping pieces 305b-2 can be made of elastic metal arch sheets, and can rapidly clamp the new scraping and sweeping assembly 200 by virtue of the multiplexing capability of the side clamping pieces, and the old scraping and sweeping assembly 200 can be dismounted by only breaking the two side clamping pieces 305b-2 towards two sides by means of tweezers and the like; and the two side clips 305b-2 are symmetrically disposed about the axis of the disc 305 b-1.

Specifically, the bottom of the transverse socket 102 is provided with a running groove 102a along the length direction thereof, the internal thread sleeve block 302 is slidably arranged in the running groove 102a, and the internal thread sleeve block 302 slides away in the running groove 102a, so that the sliding seat 303 and the scraping and sweeping assembly 200 thereon can perform reciprocating translation along the length direction of the transverse socket 102;

and the internal thread sleeve block 302 is in threaded fit connection with the screw 301.

Furthermore, the sliding seat 303 is arranged into an inverted U-shaped structure, the special shape design is convenient for the fitting of the sliding seat 303 and the transverse socket 102, the stability and the reliability of the sliding seat 303 with a load when sliding outside the transverse socket 102 are further ensured, and the sliding seat 303 is sleeved outside the transverse socket 102 in a sliding way;

the supporting assembly 100 further comprises a lifting handle 103 arranged at the end part of the horizontal socket 102, the lifting handle 103 is arranged at one end of the horizontal socket 102 close to the first bevel gear 304, the lifting handle 103 is in a ox horn shape, so that people can hold the horizontal socket conveniently, and the lifting handle 103 is detachably clamped and installed at the bottom side of the end part of the horizontal socket 102, so that the horizontal socket is convenient to take out and take off.

The rest of the structure is the same as in embodiment 1.

The operation process comprises the following steps: when the scraper knife is used, after the sliding seat 303 is translated to the middle part of the transverse socket 102, the rotary cylinder 305a is started to drive the scraper knife assembly 200 on the clamping part 305b to rotate to be parallel to the transverse socket 102, namely, the scraper knife assembly 200 can be folded on the transverse socket 102 in a proper way, so that the span factor of the scraper knife assembly 200 is prevented from restricting the replacement of the scraper knife assembly 200, and the scraper knife assembly 200 and the transverse socket 102 are conveniently discharged from the collecting box 501 together, and the replacement of the scraper knife assembly 200 can be facilitated.

Example 3

Referring to fig. 3 to 4, unlike the above embodiment, the present embodiment provides a flue gas cleaning device for a power plant boiler, which includes a cleaning mechanism, and further includes a dust particle collecting mechanism 500, including a collecting box 501, a rack 502 disposed below the collecting box 501, a collecting hopper 503 disposed below the rack 502, a mounting frame 504 disposed at an upper portion of the collecting box 501, and a filter screen 505 disposed in the mounting frame 504, wherein the rack 502 is used for supporting a raised mounting of the collecting box 501, the collecting hopper 503 is in a funnel shape and is disposed in communication with a bottom of the collecting box 501, so that dust and particles trapped on the filter screen 505 and swept by the cleaning brush 201 can be collected in the collecting hopper 503 conveniently for centralized processing, and a recessed port is disposed on a side surface of the collecting box 501 and is used for realizing quick mounting and quick dismounting of the cleaning mechanism in cooperation with the fixing seat 101; and, the purifying mechanism 600 comprises a purifying box 601 and an exhaust pipe 602 arranged at the top of the purifying box 601, and activated carbon cotton is arranged in the exhaust pipe 602, so that the exhausted harmful gas can be further absorbed and purified;

wherein, clearance mechanism activity sets up in the below of filter screen 505, and clearance mechanism lays against filter screen 505, makes things convenient for its performance to sweep, clearance utility.

Specifically, a middle pipeline 501a connected with the purifying tank 601 is arranged at the top of the collecting tank 501, and is used for communicating the collecting tank 501 with the purifying tank 601, so that the exhaust and transportation of flue gas are facilitated, the middle pipeline 501a and the filter screen 505 are arranged right opposite to each other, an air inlet pipe 501b is connected to one side, away from the purifying tank 601, of the collecting tank 501, and the flue gas exhaust pipeline of a power plant boiler is externally connected through a flange;

the lower part of the collecting hopper 503 is provided with the blocking cover 503a, thus the blocking cover 503a is dismounted at intervals, the concentrated treatment of dust and particles collected in the collecting hopper 503 can be realized, the blocking cover 503a is connected with the lower part of the collecting hopper 503 in a detachable threaded connection mode, and the assembly mode is practical and reliable, and has low failure rate.

Furthermore, the front and rear sides of the collecting box 501 are provided with the disassembly and assembly narrow openings 501c in a penetrating manner, so that the filter screen 505 is penetrated and stabilized, and the installation frame 504 and the filter screen 505 are movably arranged in the disassembly and assembly narrow openings 501c, so that the worn filter screen 505 can be replaced conveniently at intervals, the collecting box 501 is not required to be opened, and the collecting box is reliable and simple.

The rest of the structure is the same as in embodiment 2.

The operation process comprises the following steps: when the device is used, after dust and particles are filtered by the air inlet pipe 501b and the filter screen 505, the dust and particles enter the middle pipeline 501a, a small amount of harmful gas is discharged from the exhaust pipe 602, and then the harmful gas is purified sequentially by the purification mechanism 600 and activated carbon cotton in the exhaust pipe 602, so that the purification degree of the harmful gas by the device can be improved, the filtering and purification effects of the device on the dust are ensured, and in addition, the flat filter screen 505 can save the space occupation of the device.

It is important to note that the construction and arrangement of the utility model as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. A cleaning mechanism, characterized in that: comprising the steps of (a) a step of,

the support assembly (100) comprises a fixed seat (101) and a transverse socket (102) arranged in the fixed seat (101);

the scraping and sweeping assembly (200) comprises a cleaning brush (201) and an antistatic bedplate (202) arranged at the bottom side of the cleaning brush (201);

the transfer assembly (300) comprises a screw rod (301) arranged in the transverse socket (102), an internal thread sleeve block (302) arranged outside the screw rod (301), a sliding seat (303) arranged on the internal thread sleeve block (302), a first bevel gear (304) arranged at the end part of the screw rod (301), and a transfer piece (305) arranged between the scraping assembly (200) and the sliding seat (303); the method comprises the steps of,

the driving assembly (400) comprises a servo motor (401) arranged on the transverse socket (102), a rotating shaft (402) arranged on the output end of the servo motor (401), and a bevel gear II (403) arranged outside the rotating shaft (402);

wherein, the first bevel gear (304) is meshed with the second bevel gear (403).

2. The cleaning mechanism as recited in claim 1, wherein: the rotating connection piece (305) comprises a rotating cylinder (305 a) arranged on the sliding seat (303), and a clamping connection part (305 b) arranged on the output end of the rotating cylinder (305 a).

3. The cleaning mechanism as recited in claim 2, wherein: the clamping connection part (305 b) comprises a disc (305 b-1) arranged on the output end of the rotary cylinder (305 a), and two side clamping pieces (305 b-2) arranged on the disc (305 b-1);

and the two side clamping pieces (305 b-2) are symmetrically arranged about the axis of the disc (305 b-1).

4. A cleaning mechanism as claimed in any one of claims 1 to 3, wherein: the bottom of the transverse socket (102) is provided with a traveling groove (102 a) along the length direction of the transverse socket, and the internal thread sleeve block (302) is arranged in the traveling groove (102 a) in a sliding manner;

and the internal thread sleeve block (302) is in threaded fit connection with the screw rod (301).

5. The cleaning mechanism as recited in claim 4, wherein: the sliding seat (303) is arranged into an inverted U-shaped structure, and the sliding seat (303) is sleeved outside the transverse socket (102) in a sliding manner.

6. The cleaning mechanism as recited in claim 5, wherein: the support assembly (100) further comprises a lifting handle (103) arranged at the end part of the transverse socket (102), and the lifting handle (103) is arranged at one end, close to the first bevel gear (304), of the transverse socket (102).

7. The utility model provides a power plant boiler flue gas purification device which characterized in that: comprising a cleaning mechanism as claimed in any one of claims 1-6, further comprising,

a dust particle collecting mechanism (500) comprising a collecting box (501), a rack (502) arranged below the collecting box (501), a collecting hopper (503) arranged below the rack (502), a mounting frame (504) arranged at the upper part of the collecting box (501), and a filter screen (505) arranged in the mounting frame (504); the method comprises the steps of,

a purification mechanism (600) comprising a purification tank (601), and an exhaust pipe (602) provided at the top of the purification tank (601);

wherein the cleaning mechanism is movably arranged below the filter screen (505).

8. The power plant boiler flue gas cleaning device according to claim 7, wherein: the top of collection box (501) be provided with middle road pipeline (501 a) that purifying box (601) links to each other, just collection box (501) keep away from one side of purifying box (601) is connected with intake pipe (501 b).

9. The power plant boiler flue gas cleaning device according to claim 7, wherein: the lower part of the collecting hopper (503) is provided with a blocking cover (503 a), and the blocking cover (503 a) is connected with the lower part of the collecting hopper (503) in a detachable threaded connection mode.

10. A plant boiler fume cleaning device according to claim 8 or 9, characterized in that: the front side and the rear side of the collecting box (501) are provided with dismounting narrow openings (501 c) in a penetrating mode, and the mounting frame (504) and the filter screen (505) are movably arranged in the dismounting narrow openings (501 c).