CN216346369U

CN216346369U - Rotary air preheater cleaning device

Info

Publication number: CN216346369U
Application number: CN202122291235.9U
Authority: CN
Inventors: 刘向峰
Original assignee: Shandong Hairun Sitong Power Engineering Co ltd
Current assignee: Shandong Hairun Sitong Power Engineering Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-04-19
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a rotary air preheater cleaning device, which comprises a support control mechanism, a movable water outlet mechanism and a rotary water spraying mechanism, wherein the support control mechanism comprises a support seat and a rotating shaft, the top of the support seat is provided with a rotating drum through a bearing, the top of the rotating drum is provided with a connecting piece, a water tank is arranged inside the connecting piece, the top of the connecting piece is provided with a water injection hole, the water injection hole is communicated with the inside of the water tank, the movable water outlet mechanism comprises a cross beam and an adjusting piece, the cross beam is welded on the arc surface of the connecting piece, a connecting pipe is arranged inside the cross beam, the device can drive the movable water tank on the cross beam to move through manual control, no additional water pipe is needed to be erected, when the movable water tank moves, the adjusting piece is extruded to drive the internal mechanism to operate, so that the communication holes in the movable water tank are opened, and the rest communication holes which are not in the movable water tank range are still in a closed state, effectively utilizes water source to prevent waste.

Description

Rotary air preheater cleaning device

Technical Field

The utility model belongs to the technical field of cleaning, and particularly relates to a cleaning device for a rotary air preheater.

Background

The air preheater is a heating surface for preheating air before entering the boiler to a certain temperature by smoke in a flue at the tail part of the boiler through internal radiating fins, and is equipment for improving the heat exchange performance of the boiler and reducing energy consumption. Air preheaters are generally classified into plate type, rotary type and tubular type. The working principle of the air preheater is described by taking a rotary type as an example. A large amount of unburned combustible substances may deposit on the heat transfer element and may possibly ignite in the air preheater, so the reason for ignition is analyzed, and the reason for ignition and the countermeasure are explained in detail; the method is characterized in that a screw thread cleaning gun barrel is driven by a spiral elevator to move back and forth to perform surrounding cleaning on a heat exchange component, the heat exchange component is cleaned, the size of the air preheater is large, so that cleaning equipment can clean all corners inside the air preheater in place during cleaning, the cleaning equipment needs to have enough extensibility, the extension of a spray head needs to ensure that the spray pipe has enough length, but a longer water pipe is easy to wind during step-back cleaning, so that the internal blockage of the water pipe is caused, the cleaning effect is influenced, a cleaning system uses high-pressure water as a medium and is thoroughly dried after cleaning, the air preheater can be operated again, and the air preheater is more harmful to the operator.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a cleaning apparatus for a rotary air preheater, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the rotary air preheater cleaning device comprises a support control mechanism, a movable water outlet mechanism and a rotary water spraying mechanism, the supporting control mechanism comprises a supporting seat and a rotating shaft, the top of the supporting seat is provided with a rotating drum through a bearing, the top of the rotary drum is provided with a connecting piece, the inside of the connecting piece is provided with a water tank, the top of the connecting piece is provided with a water injection hole, the water injection hole is communicated with the inside of the water tank, the movable water outlet mechanism comprises a cross beam and an adjusting piece, the cross beam is welded on the arc surface of the connecting piece, the inside of the beam is provided with a connecting pipe which is communicated with the inside of the water tank, the top of the beam is provided with a convex strip, the surfaces of the raised lines are uniformly provided with communicating holes, the communicating holes are uniformly communicated with the insides of the connecting pipes, an adjusting hole is formed in one side of the cross beam, the adjusting piece is movably mounted inside the adjusting hole, and a water baffle is welded on the surface arc surface of the adjusting piece.

Preferably, the cross section of the water baffle is L-shaped, a through hole is formed in one end, away from the adjusting piece, of the water baffle, the through hole is perpendicular to the adjusting piece, and the water baffle penetrates through the communicating hole.

Preferably, a return spring is installed inside the adjusting hole, one end of the return spring is in contact with the inner wall of the adjusting hole, and the other end of the return spring is in contact with the inner side of the adjusting piece.

Preferably, rotatory water spray mechanism is including removing case and shower nozzle, it is provided with the slider to remove the bottom of the case portion remove case slidable mounting on the crossbeam surface, the slant groove has been seted up to the one end inboard that removes the case and be close to the regulating part, slant groove cross-section is the wedge, the roating seat is installed through the bearing in removal roof portion, the roating seat link up with the removal incasement portion.

Preferably, the rotating base is internally provided with fan blades, the top of the rotating base is provided with a rotating disc, the top of the rotating disc is symmetrically provided with spray heads, and the spray heads are communicated with the inside of the rotating disc.

Preferably, the bottom of the cross beam is provided with a threaded rod through a bearing, the sliding block is screwed on the threaded rod, the threaded rod penetrates through the connecting piece, one end of the threaded rod, which is far away from the limiting piece, is provided with a driven conical tooth B, one end of the cross beam, which is far away from the connecting piece, is provided with a limiting piece,

preferably, the pivot is passed through the bearing and is installed in the rotary drum main part, pivot one end is provided with the hand wheel, the rotary drum outside is arranged in to the hand wheel, the pivot deviates from the one end of hand wheel and installs initiative toper tooth A, the inside mount pad that is provided with of rotary drum, the adjusting spindle is installed through the bearing to the mount pad inside, the adjusting spindle runs through the mount pad, driven toper tooth A is installed to adjusting spindle one end, just initiative toper tooth B is installed to the adjusting spindle other end.

Preferably, the driven conical teeth A are meshed with the driving conical teeth A, the driving conical teeth B are meshed with the driven conical teeth B, and reinforcing ribs are uniformly arranged on the outer side of the supporting seat.

Compared with the prior art, the utility model has the beneficial effects that: this device can drive the removal water tank on the crossbeam through manual control and remove, need not erect the water pipe in addition, can drive inside mechanism function through the extrusion regulating part when removing the water tank motion, make the intercommunicating pore that is in the removal water tank inside open, all the other intercommunicating pores that are not in the removal water tank within range still are in the off-state, the effectual water source that utilizes prevents extravagantly, thereby guarantee that there is high pressure water inflow all the time inside the water tank when removing, realize the removal function that does not have the outer tube, and increased the nozzle that can rotate at the removal water tank top, at rivers abluent in-process, the nozzle has rivers to drive the carousel and rotates, in order to improve the cleaning performance.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a longitudinal cross-sectional elevation view of the present invention;

FIG. 3 is a longitudinal left sectional view of the transfer case and beam connection of the present invention;

FIG. 4 is a schematic view of the water deflector and the adjustment member of the present invention;

fig. 5 is an enlarged view of the area a of fig. 2 according to the present invention.

In the figure: 1. a support control mechanism; 101. a supporting seat; 102. reinforcing ribs; 103. a rotating drum; 104. a connecting member; 105. a water injection hole; 106. a mounting seat; 107. a rotating shaft; 108. a hand wheel; 109. a driving conical tooth A; 110. an adjustment shaft; 111. a driven conical tooth A; 112. a driving conical tooth B; 113. a water tank; 2. a mobile water outlet mechanism; 201. a cross beam; 202. a threaded rod; 203. a driven conical tooth B; 204. a limiting member; 205. A connecting pipe; 206. a communicating hole; 207. an adjustment hole; 208. an adjustment member; 209. a return spring; 210. a water baffle; 211. a through hole; 212. a convex strip; 3. a rotary water spraying mechanism; 301. a mobile box; 302. a slider; 303. an oblique groove; 304. a rotating base; 305. a fan blade; 306. a turntable; 307. and (4) a spray head.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: the rotary air preheater cleaning device comprises a support control mechanism 1, a movable water outlet mechanism 2 and a rotary water spraying mechanism 3, wherein the support control mechanism 1 comprises a support seat 101 and a rotating shaft 107, the top of the support seat 101 is provided with a rotary drum 103 through a bearing, the top of the rotary drum 103 is provided with a connecting piece 104, the inside of the connecting piece 104 is provided with a water tank 113, the top of the connecting piece 104 is provided with a water injection hole 105, the water injection hole 105 is communicated with the inside of the water tank 113, the movable water outlet mechanism 2 comprises a cross beam 201 and an adjusting piece 208, the cross beam 201 is welded on the arc surface of the connecting piece 104, the inside of the cross beam 201 is provided with a connecting pipe 205, the connecting pipe 205 is communicated with the inside of the water tank 113, the top of the cross beam 201 is provided with a convex strip 212, the surface of the convex strip 212 is uniformly provided with communication holes 206, the inside of the uniform connecting pipes 205 of the plurality of communication holes 206 is communicated, one side of the cross beam 201 is provided with an adjusting hole 207, the adjusting piece 208 is movably arranged inside the adjusting hole 207, the adjusting piece 208 is welded with a water baffle 210 on the arc surface.

In order to drive the clean and supplemented water baffle 210 to move through the movement of the adjusting piece 208 and then control the opening and closing of the communication hole 206, in this embodiment, preferably, the cross section of the water baffle 210 is L-shaped, a through hole 211 is formed in one end of the water baffle 210, which is far away from the adjusting piece 208, the through hole 211 is perpendicular to the adjusting piece 208, and the water baffle 210 penetrates through the communication hole 206.

In order to ensure that the adjusting member 208 can return immediately when being controlled by the flexible inclined groove 303, and then ensure that the communication hole 206 can be closed, and prevent water from flowing out, in the present embodiment, preferably, a return spring 209 is installed inside the adjusting hole 207, one end of the return spring 209 is in contact with the inner wall of the adjusting hole 207, and the other end of the return spring 209 is in contact with the inner side of the adjusting member 208.

In order to utilize the movement of the movable box 301 to press the adjusting part 208 contacting with the movable box 301 inwards, the inclined groove 303 is wedge-shaped, so that the adjusting part 208 can be pressed only when the communication hole 206 completely enters the movable box 301, waste caused by water already discharged when the movable box 301 does not completely cover the communication hole 206 can be prevented, the inclined groove 303 can be oppositely opened, and the assembly can be prevented from being closed when the movable box 301 is separated from the pressing, in the embodiment, preferably, the rotary water spraying mechanism 3 comprises the movable box 301 and the spray head 307, the movable box 301 is provided with the sliding block 302 at the bottom of the movable box 301, the movable box 301 is slidably mounted on the surface of the cross beam 201, the inclined groove 303 is formed at the inner side of one end of the movable box 301 close to the adjusting part 208, the section of the inclined groove 303 is wedge-shaped, the top of the movable box 301 is provided with the rotating seat 304 through a bearing, and the rotating seat 304 is communicated with the inside of the movable box 301.

In order to install two nozzles 307 to rotate during the cleaning process and improve the cleaning effect, in this embodiment, preferably, the fan blades 305 are installed inside the rotating base 304, the top of the rotating base 304 is provided with the rotating disc 306, the nozzles 307 are symmetrically arranged on the top of the rotating disc 306, and the nozzles 307 are communicated with the inside of the rotating disc 306.

In order to ensure that the movable box 301 can move forward on the surface of the cross beam 201 and ensure that the movable box 301 can obtain a certain limit when the movable box 301 moves to the maximum distance, in the embodiment, preferably, a threaded rod 202 is installed at the bottom of the cross beam 201 through a bearing, a sliding block 302 is screwed on the threaded rod 202, the threaded rod 202 penetrates through the connecting piece 104, a driven conical tooth B203 is installed at one end of the threaded rod 202, which is far away from the limit piece 204, a limit piece 204 is arranged at one end of the cross beam 201, which is far away from the connecting piece 104,

in order to make the movement mechanism inside the device more stable, in this embodiment, preferably, the rotating shaft 107 is mounted on the main body of the rotating drum 103 through a bearing, one end of the rotating shaft 107 is provided with a hand wheel 108, the hand wheel 108 is disposed outside the rotating drum 103, one end of the rotating shaft 107, which is away from the hand wheel 108, is mounted with a driving conical tooth a109, the inside of the rotating drum 103 is provided with a mounting seat 106, the inside of the mounting seat 106 is mounted with an adjusting shaft 110 through a bearing, the adjusting shaft 110 penetrates through the mounting seat 106, one end of the adjusting shaft 110 is mounted with a driven conical tooth a111, and the other end of the adjusting shaft 110 is mounted with a driving conical tooth B112.

In order to make the whole device more stable and reliable, in the embodiment, preferably, the driven conical tooth a111 is meshed with the driving conical tooth a109, the driving conical tooth B112 is meshed with the driven conical tooth B203, and the reinforcing ribs 102 are uniformly arranged outside the supporting seat 101.

The working principle and the using process of the utility model are as follows: after the water tank is installed, firstly, the installation and the safety protection of the water tank are checked, then, the water tank can be used, a high-pressure water pipe is butted with a water injection hole 105, the connection stability of the high-pressure water pipe and the water injection hole is ensured, water enters the water tank 113 after the connection, then enters a connecting pipe 205, an adjusting piece 208 is always positioned outside an adjusting hole 207 in the contact area of a cross beam 201 and a moving box 301 due to the action of a return spring 209, a water baffle 210 can block a communicating hole 206 to prevent the water from flowing out from the communicating hole 206, a hand wheel 108 can be manually rotated to drive a rotating shaft 107 to drive a driving conical tooth A109 to rotate, the adjusting shaft 110 can be driven to rotate by the meshing of the driving conical tooth A109 and a driven conical tooth A111, then, a threaded rod 202 can be driven to rotate by the meshing of the driving conical tooth B112 and a driven conical tooth B203, and the threaded rod 202 is installed at the bottom of the cross beam 201 through a bearing, and the surface is screwed with the slide block 302, when the threaded rod 202 rotates, the slide block 302 can be driven to move, and then the movable box 301 is driven to move, when the movable box 301 moves, the adjusting piece 208 is pressed inwards one by one through the oblique groove 303, the return spring 209 stores force, when the adjusting piece 208 moves inwards, the water baffle 210 is driven to move, at the same time, the through hole 211 also moves towards the direction of the communicating hole 206, at the same time, high-pressure water flow in the connecting pipe 205 flows out through the through hole 211 and then flows towards the movable box 301 through the communicating hole 206, when the adjusting piece 208 moves to the maximum position, the through hole 211 and the communicating hole 206 are completely overlapped, at the same time, the communicating hole 206 is completely separated from the block of the water baffle 210, the water flow is maximum, when the movable box 301 is separated from the pressing of the adjusting piece 208, the water baffle 210 can be restored to the block of the communicating hole 206 again through the elasticity of the return spring 209, when having rivers to get into when moving the inside rivers of case 301, will flow to roating seat 304, can drive flabellum 305 and rotate when rivers pass through roating seat 304, get into the inside rivers turning force of carousel 306 this moment, because roating seat 304 is installed on moving case 301 through the bearing, carousel 306 can take place to rotate this moment, then drive two sets of shower nozzles 307 and take place rotating, rivers upwards spray through the extrusion of shower nozzle 307, and rotate when spraying, make the cleaning performance better.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Rotary air heater belt cleaning device, including supporting control mechanism (1), remove play water mechanism (2) and rotatory water spray mechanism (3), its characterized in that: the supporting control mechanism (1) comprises a supporting seat (101) and a rotating shaft (107), a rotating cylinder (103) is mounted at the top of the supporting seat (101) through a bearing, a connecting piece (104) is arranged at the top of the rotating cylinder (103), a water tank (113) is arranged inside the connecting piece (104), a water injection hole (105) is arranged at the top of the connecting piece (104), the water injection hole (105) is communicated with the inside of the water tank (113), the movable water outlet mechanism (2) comprises a cross beam (201) and an adjusting piece (208), the cross beam (201) is welded on an arc surface of the connecting piece (104), a connecting pipe (205) is arranged inside the cross beam (201), the connecting pipe (205) is communicated with the inside of the water tank (113), a convex strip (212) is arranged at the top of the cross beam (201), communication holes (206) are uniformly formed in the surface of the convex strip (212), and a plurality of the communication holes (206) are uniformly communicated with the inside of the connecting pipe (205), adjusting holes (207) are formed in one side of the cross beam (201), the adjusting pieces (208) are movably mounted inside the adjusting holes (207), and water baffles (210) are welded on the arc surfaces of the adjusting pieces (208).

2. The rotary air preheater cleaning apparatus of claim 1, wherein: the cross section of the water baffle (210) is L-shaped, one end of the water baffle (210) departing from the adjusting piece (208) is provided with a through hole (211), the through hole (211) is perpendicular to the adjusting piece (208), and the water baffle (210) penetrates through the communicating hole (206).

3. The rotary air preheater cleaning apparatus of claim 2, wherein: a return spring (209) is installed in the adjusting hole (207), one end of the return spring (209) is in contact with the inner wall of the adjusting hole (207), and the other end of the return spring (209) is in contact with the inner side of the adjusting piece (208).

4. The rotary air preheater cleaning apparatus of claim 3, wherein: rotatory water spray mechanism (3) are including moving case (301) and shower nozzle (307), it is provided with slider (302) to move case (301) bottom move case (301) slidable mounting on crossbeam (201) surface, slant groove (303) have been seted up to one end inboard that moves case (301) are close to regulating part (208), slant groove (303) cross-section is the wedge, roating seat (304) are installed through the bearing at move case (301) top, roating seat (304) link up with move case (301) inside.

5. The rotary air preheater cleaning apparatus of claim 4, wherein: the fan blades (305) are installed inside the rotating base (304), the top of the rotating base (304) is provided with a rotating disc (306), the top of the rotating disc (306) is symmetrically provided with spray heads (307), and the spray heads (307) are communicated with the inside of the rotating disc (306).

6. The rotary air preheater cleaning apparatus of claim 5, wherein: threaded rod (202) are installed through the bearing to crossbeam (201) bottom, slider (302) close on threaded rod (202) soon, threaded rod (202) run through connecting piece (104), driven toper tooth B (203) are installed to the one end that threaded rod (202) deviate from locating part (204), the one end that crossbeam (201) deviate from connecting piece (104) is provided with locating part (204).

7. The rotary air preheater cleaning apparatus of claim 6, wherein: the utility model discloses a rotary drum (103) for the food processor, including rotary drum (103), pivot (107), drive shaft (108), handle (106), adjusting shaft (110) run through mount pad (106), driven taper tooth A (111) are installed to adjusting shaft (110) one end, just drive taper tooth B (112) are installed to adjusting shaft (110) other end.

8. The rotary air preheater cleaning apparatus of claim 7, wherein: driven conical tooth A (111) and initiative conical tooth A (109) meshing, initiative conical tooth B (112) and driven conical tooth B (203) meshing, the supporting seat (101) outside evenly is provided with strengthening rib (102).