CN219656099U

CN219656099U - Power plant boiler ash removal device

Info

Publication number: CN219656099U
Application number: CN202320402267.8U
Authority: CN
Inventors: 江家为
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-09-08
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a power plant boiler ash removal device, which comprises a boiler body and an ash removal mechanism, wherein the boiler body is provided with a mounting plate, the ash removal mechanism comprises an ash removal component for cleaning the inside of the boiler body and an adsorption component for adsorbing flying dust, and the adsorption component comprises an adsorption box fixed with the upper surface of the mounting plate, a dust suction pipe fixed and communicated with the side wall of one side of the adsorption box, a filter element arranged in the adsorption box and an exhaust fan; the dust absorption pipe passes the mounting panel and extends to boiler body open-top department, and air exhauster and adsorption case keep away from dust absorption pipe's one side and pass through the tuber pipe intercommunication, and the tuber pipe is located the filter core and keeps away from dust absorption pipe's one side. In the process of cleaning the inside of the boiler body by the ash cleaning component, the exhaust fan is required to be started in order to reduce the influence of dust entering the workshop from the top opening of the boiler body on the health of staff, and the dust is adsorbed by the dust suction pipe after the exhaust fan works, so that the dust content in the workshop is reduced, and the physical and mental health of the staff is facilitated.

Description

Power plant boiler ash removal device

Technical Field

The utility model relates to the technical field of ash removal of power plant boilers, in particular to an ash removal device of a power plant boiler.

Background

When fuel is burnt in the boiler, ash is adhered to the heating surface and the flue of the boiler, so that the heat efficiency of the boiler is reduced, the energy consumption is increased, the service life is shortened, and when the ash accumulation is serious, the heat exchange is deteriorated, the normal operation of the boiler is influenced due to the increase of the flue resistance, and even the ash is forced to be shut down to remove the ash so as to influence the production, so that the ash removing device for the boiler is particularly important.

The utility model discloses an ash removal device for a boiler of a thermal power plant in China patent with publication number of CN211925796U, which comprises a supporting plate and a boiler body, wherein the bottom of the supporting plate is fixedly connected with a first electric hydraulic push rod; according to the utility model, the first motor is arranged and drives the first gear, the first gear drives the second gear through the chain, so that the rotating shaft rotates, the first connecting plate rotates, the hairbrush can rotate, the position of the hairbrush is adjusted, the boiler is thoroughly cleaned, and the second electric hydraulic push rod is arranged and drives the fixed cylinder to descend and drives the hairbrush to clean the inner wall of the boiler body.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: the brush is in the in-process of deashing to the boiler inner wall, and the naked opening in boiler body top is great, and the dust particle that the brush brushed easily drifts in the air from the top opening of boiler body, endangers staff's health.

Disclosure of Invention

In order to solve the problems, the utility model provides a power plant boiler ash removal device.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a boiler ash removal device of power plant, includes open-top's boiler body and ash removal mechanism, be provided with the mounting panel on the boiler body, ash removal mechanism is including being used for carrying out the ash removal subassembly of clearance and being used for adsorbing the raise dust to the inside boiler body, the adsorption subassembly includes the adsorption case fixed with mounting panel upper surface, with the fixed dust absorption pipe that communicates of lateral wall of adsorption case one side, the filter core that sets up in the adsorption case and with mounting panel upper surface fixed air exhauster;

the dust absorption pipe passes the mounting panel and extends to boiler body top opening part, air exhauster and adsorption case keep away from dust absorption pipe one side through the tuber pipe intercommunication, the tuber pipe is located the filter core and keeps away from dust absorption pipe one side.

Through adopting above-mentioned technical scheme, at the in-process of cleaning up the boiler body inside at the deashing subassembly, get into in the workshop from the open top of boiler body and influence staff healthy for reducing the dust, the staff only need open the air exhauster, adsorb the raise dust through the dust absorption pipe after the air exhauster work, filter core has played good filtration to the dust in the gas, the gas after the filtration is discharged through the air outlet of air exhauster by the air-out pipe to this has reduced the raise dust content in the workshop, is favorable to the physical and mental health of staff.

Further, the dust hood is fixed on the bottom surface of the mounting plate, the diameter of the opening at the bottom of the dust hood is larger than that of the opening at the top of the boiler body, and one end of the air outlet pipe, which is far away from the adsorption box, is positioned at a position close to the top of the dust hood.

By adopting the technical scheme, the dust collecting cover has good aggregation guiding function on dust, and the adsorption function of the exhaust fan on the dust is enhanced.

Further, an annular rubber sealing ring is fixed on the position, close to the top of the dust collection cover, of the inner surface of the dust collection cover, and the inner surface of the annular rubber sealing ring is abutted against the position, close to the top of the boiler body, of the side wall of the boiler body.

Through adopting above-mentioned technical scheme, annular rubber seal adopts rubber material to make, has good elasticity performance, and annular rubber seal's setting has strengthened the connection leakproofness between dust cage internal surface and the boiler body lateral wall, has reduced the probability that the gas that does not adsorb the filtration discharged to the air, has strengthened the health guard action to the staff.

Further, the lateral wall opening of adsorption case one side, it has the chamber door that is used for closed open-ended to articulate on the adsorption case lateral wall, all be fixed with the draw-in groove body on adsorption case inner top wall and the inner bottom wall, filter core and the equal joint cooperation of two draw-in groove bodies, install the tight subassembly that supports that is used for supporting tight chamber door on the adsorption case.

Through adopting above-mentioned technical scheme, adjust and support tight subassembly back, the staff can open the chamber door, changes the filter core after long-term use to guarantee the adsorption of adsorption component to the dusty gas.

Further, the tight subassembly is supported includes rotating the dwang of installing on the adsorption tank and is fixed in the tight piece of support on the dwang, the lateral wall of supporting tight piece one side supports tightly with the chamber door lateral wall.

Through adopting above-mentioned technical scheme, support the lateral wall of tight piece one side and support tightly with the chamber door lateral wall, played good positioning action to the chamber door for the chamber door keeps tightly closing.

Further, the power plant boiler ash removal device still includes the transfer subassembly that is used for carrying the mounting panel to boiler body top, transfer subassembly including transfer trolley and with transfer the fixed cylinder in little roof, the piston rod upper end and the mounting panel bottom surface of cylinder are fixed, the cylinder is equipped with two and symmetry setting.

Through adopting above-mentioned technical scheme, through the transportation dolly, the staff can transport ash removal mechanism to boiler body department, can adjust the height of mounting panel through the cylinder to make dust cage bottom and boiler body open-top align, thereby be convenient for adsorb the subassembly and adsorb the raise dust at the ash removal in-process.

Further, the ash removal subassembly includes with the fixed motor in mounting panel top, with the fixed connecting rod of output shaft lower extreme of motor, with the fixed sleeve pipe of connecting rod lower extreme, with sleeve pipe both ends threaded connection's threaded rod and with the fixed cleaning brush of threaded rod tip, the brush hair of cleaning brush supports tightly with boiler body inner wall.

Through adopting above-mentioned technical scheme, when using the deashing subassembly to carry out the deashing operation, the staff only need open the motor, drives the connecting rod after the motor work and rotates to this makes sleeve pipe, threaded rod and cleaning brush all rotate around the connecting rod axis, thereby makes the brush hair of cleaning brush carry out the deashing operation to boiler body inner wall.

Further, an organic table is arranged on one side of the mounting plate, a controller is fixed on the organic table, and the controller is electrically connected with the motor, the air cylinder and the exhaust fan.

Through adopting above-mentioned technical scheme, the staff can be accurate, quick control to start and stop of motor, cylinder and air exhauster through operation controller.

In summary, the utility model has the following beneficial effects:

1. in the utility model, in the process of cleaning the inside of the boiler body by the ash cleaning component, in order to reduce the influence of dust entering the workshop from the top opening of the boiler body on the health of staff, the staff only needs to open the exhaust fan, the dust is adsorbed by the dust suction pipe after the exhaust fan works, the filter core has good filtering effect on dust in the gas, and the filtered gas is discharged from the air outlet pipe through the air outlet of the exhaust fan, so that the dust content in the workshop is reduced, and the physical and mental health of the staff is facilitated;

2. in the utility model, the annular rubber sealing ring is made of rubber material, so that the annular rubber sealing ring has good elastic performance, the connection tightness between the inner surface of the dust collection cover and the side wall of the boiler body is enhanced, the probability of gas which is not adsorbed and filtered to be discharged into the air is reduced, and the body protection effect on staff is enhanced;

3. according to the dust collection device, a worker can transport the dust removal mechanism to the boiler body through the transfer trolley, and the height of the mounting plate can be adjusted through the air cylinder, so that the bottom of the dust collection cover is aligned with the opening at the top of the boiler body, and the dust collection device is convenient for the adsorption assembly to adsorb dust in the dust removal process.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a partial structure of an embodiment of the present utility model;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is a schematic diagram of the structure of an adsorption tank according to an embodiment of the present utility model;

fig. 5 is a schematic structural view of a transfer cart according to an embodiment of the present utility model.

In the figure: 1. a boiler body; 2. a transfer assembly; 21. a transfer trolley; 22. a cylinder; 3. an ash removing mechanism; 31. an ash removal component; 311. a motor; 312. a connecting rod; 313. a sleeve; 314. a threaded rod; 315. a cleaning brush; 32. an adsorption assembly; 321. an adsorption box; 3211. a door; 3212. a clamping groove body; 322. a dust collection pipe; 323. a filter element; 324. an exhaust fan; 4. a tightening assembly; 41. a rotating lever; 42. a tightening block; 5. a mounting plate; 6. a dust collection cover; 61. an annular rubber seal ring; 7. a machine table; 71. and a controller.

Detailed Description

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; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

As shown in fig. 1-5, the embodiment of the utility model discloses a power plant boiler ash removal device, which comprises a boiler body 1, a transfer component 2, an ash removal mechanism 3 and a tightening component 4. The boiler body 1 open top is provided with mounting panel 5 on the boiler body 1, and transfer subassembly 2 is used for carrying mounting panel 5 to boiler body 1 top, and transfer subassembly 2 includes transfer trolley 21 and with the fixed cylinder 22 in transfer trolley 21 top, and the piston rod upper end and the mounting panel 5 bottom surface of cylinder 22 are fixed, and cylinder 22 is equipped with two and symmetry setting.

The ash cleaning mechanism 3 comprises an ash cleaning assembly 31 and an adsorption assembly 32, wherein the ash cleaning assembly 31 is used for cleaning the inside of the boiler body 1, the ash cleaning assembly 31 comprises a motor 311 fixed at the top of the mounting plate 5, a connecting rod 312 fixed at the lower end of an output shaft of the motor 311, a sleeve 313 fixed at the lower end of the connecting rod 312, a threaded rod 314 in threaded connection with two ends of the sleeve 313 and a cleaning brush 315 fixed at the end of the threaded rod 314, and bristles of the cleaning brush 315 are abutted against the inner wall of the boiler body 1. When the ash removal assembly 31 is used for ash removal operation, a worker only needs to start the motor 311, and the motor 311 drives the connecting rod 312 to rotate after working, so that the sleeve 313, the threaded rod 314 and the cleaning brush 315 all rotate around the axis of the connecting rod 312, and bristles of the cleaning brush 315 are used for ash removal operation on the inner wall of the boiler body 1.

The adsorption component 32 is used for adsorbing dust, and the adsorption component 32 comprises an adsorption box 321 fixed with the upper surface of the mounting plate 5, a dust suction pipe 322 fixed and communicated with the side wall on one side of the adsorption box 321, a filter core 323 arranged in the adsorption box 321 and an exhaust fan 324 fixed with the upper surface of the mounting plate 5. The dust absorption pipe 322 passes through the mounting plate 5 and extends to the top opening of the boiler body 1, and the exhaust fan 324 is communicated with one side of the adsorption box 321 away from the dust absorption pipe 322 through an air outlet pipe, and the air outlet pipe is positioned on one side of the filter element 323 away from the dust absorption pipe 322. In the process of cleaning the inside of the boiler body 1 by the ash cleaning component 31, in order to reduce the dust entering the workshop from the top opening of the boiler body 1 and influence the health of staff, the staff only needs to open the exhaust fan 324, the exhaust fan 324 works and then adsorbs dust through the dust suction pipe 322, the filter core 323 plays a good filtering role on dust in gas, and the filtered gas is discharged from the air outlet of the exhaust fan 324 through the air outlet pipe, so that the dust content in the workshop is reduced, and the physical and mental health of the staff is facilitated.

For the dust collection that makes the deashing in-process produce, mounting panel 5 bottom surface is fixed with dust cage 6, and dust cage 6 bottom opening diameter is greater than boiler body 1 top opening diameter, and the one end that goes out the tuber pipe and keep away from adsorption case 321 is located the position that is close to dust cage 6 top, and dust cage 6 has played good gathering direction effect to the dust, has strengthened the adsorption of air exhauster 324 to the dust.

In order to enhance the tightness between the dust hood 6 and the boiler body 1, an annular rubber sealing ring 61 is fixed on the position, close to the top of the dust hood 6, of the inner surface of the dust hood 6, the inner surface of the annular rubber sealing ring 61 is abutted to the position, close to the top of the boiler body 1, of the side wall of the boiler body 1, the annular rubber sealing ring 61 is made of rubber materials, good elastic performance is achieved, the arrangement of the annular rubber sealing ring 61 enhances the connection tightness between the inner surface of the dust hood 6 and the side wall of the boiler body 1, the probability of the gas which is not adsorbed and filtered being discharged into the air is reduced, and the body protection effect on staff is enhanced.

In this embodiment, the side wall on one side of the adsorption case 321 is opened, the side wall of the adsorption case 321 is hinged with a case door 3211 for closing the opening, the inner top wall and the inner bottom wall of the adsorption case 321 are both fixed with clamping groove bodies 3212, the filter element 323 is matched with the two clamping groove bodies 3212 in a clamping manner, the adsorption case 321 is provided with a tightening assembly 4 for tightening the case door 3211, the tightening assembly 4 comprises a rotating rod 41 rotatably arranged on the adsorption case 321 and a tightening block 42 fixed on the rotating rod 41, and the side wall on one side of the tightening block 42 is tightly tightened with the side wall of the case door 3211. After adjusting the tightening assembly 4 (specifically, only the tightening block 42 needs to be rotated), a worker can open the box door 3211 to replace the filter element 323 after long-term use, so as to ensure the adsorption effect of the adsorption assembly 32 on the dust-containing gas.

In order to facilitate the control of the electric equipment by the staff, one side of the mounting plate 5 is provided with a machine table 7, a controller 71 is fixed on the machine table 7, and the controller 71 is electrically connected with the motor 311, the air cylinder 22 and the exhaust fan 324.

The use principle of the ash removal device of the power plant boiler in the embodiment is as follows: in the process of cleaning the inside of the boiler body 1 by the ash cleaning component 31, in order to reduce the dust entering the workshop from the top opening of the boiler body 1 and influence the health of staff, the staff only needs to open the exhaust fan 324, the exhaust fan 324 works and then adsorbs dust through the dust suction pipe 322, the filter core 323 plays a good filtering role on dust in gas, and the filtered gas is discharged from the air outlet of the exhaust fan 324 through the air outlet pipe, so that the dust content in the workshop is reduced, and the physical and mental health of the staff is facilitated.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides a power plant boiler ash removal device, includes open-top's boiler body (1) and ash removal mechanism (3), characterized by: the boiler comprises a boiler body (1), and is characterized in that a mounting plate (5) is arranged on the boiler body (1), the ash cleaning mechanism (3) comprises an ash cleaning component (31) for cleaning the inside of the boiler body (1) and an adsorption component (32) for adsorbing flying dust, the adsorption component (32) comprises an adsorption box (321) fixed with the upper surface of the mounting plate (5), a dust suction pipe (322) fixed and communicated with the side wall of one side of the adsorption box (321), a filter element (323) arranged in the adsorption box (321) and an exhaust fan (324) fixed with the upper surface of the mounting plate (5);

the dust collection pipe (322) penetrates through the mounting plate (5) and extends to the top opening of the boiler body (1), one side, far away from the dust collection pipe (322), of the suction fan (324) and the adsorption box (321) is communicated through the air outlet pipe, and the air outlet pipe is located on one side, far away from the dust collection pipe (322), of the filter core (323).

2. The ash removal device for a power plant boiler according to claim 1, wherein: the dust collection cover (6) is fixed on the bottom surface of the mounting plate (5), the diameter of the opening at the bottom of the dust collection cover (6) is larger than that of the opening at the top of the boiler body (1), and one end, far away from the adsorption box (321), of the air outlet pipe is located at a position close to the top of the dust collection cover (6).

3. The ash removal device for a power plant boiler according to claim 2, characterized in that: an annular rubber sealing ring (61) is fixed on the inner surface of the dust collection cover (6) at a position close to the top of the dust collection cover (6), and the inner surface of the annular rubber sealing ring (61) is abutted against the side wall of the boiler body (1) at a position close to the top of the boiler body (1).

4. A power plant boiler ash removal device according to claim 3, characterized in that: the side wall opening of adsorption case (321) one side, it has chamber door (3211) that are used for closed opening to articulate on adsorption case (321) the lateral wall, all be fixed with draw-in groove body (3212) on adsorption case (321) inner roof and the inner bottom wall, filter core (323) and two draw-in groove body (3212) equal joint cooperation, install on adsorption case (321) and be used for supporting tight subassembly (4) of supporting tight chamber door (3211).

5. The ash removal device for a power plant boiler according to claim 4, wherein: the abutting assembly (4) comprises a rotating rod (41) rotatably mounted on the adsorption box (321) and an abutting block (42) fixed on the rotating rod (41), and the side wall of one side of the abutting block (42) abuts against the side wall of the box door (3211).

6. The ash removal device for a power plant boiler according to claim 4, wherein: still including being used for carrying mounting panel (5) to transfer subassembly (2) at boiler body (1) top, transfer subassembly (2) include transfer dolly (21) and with transfer dolly (21) top fixed cylinder (22), the piston rod upper end of cylinder (22) is fixed with mounting panel (5) bottom surface, cylinder (22) are equipped with two and symmetry setting.

7. The ash removal device for a power plant boiler according to claim 6, wherein: the ash removal assembly (31) comprises a motor (311) fixed at the top of the mounting plate (5), a connecting rod (312) fixed at the lower end of an output shaft of the motor (311), a sleeve (313) fixed at the lower end of the connecting rod (312), a threaded rod (314) in threaded connection with two ends of the sleeve (313) and a cleaning brush (315) fixed at the end of the threaded rod (314), wherein bristles of the cleaning brush (315) are abutted against the inner wall of the boiler body (1).

8. The ash removal device for a power plant boiler according to claim 7, wherein: an organic table (7) is arranged on one side of the mounting plate (5), a controller (71) is fixed on the machine table (7), and the controller (71) is electrically connected with a motor (311), an air cylinder (22) and an exhaust fan (324).