CN218721597U - Novel top guard plate device - Google Patents
Novel top guard plate device Download PDFInfo
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- CN218721597U CN218721597U CN202222872097.8U CN202222872097U CN218721597U CN 218721597 U CN218721597 U CN 218721597U CN 202222872097 U CN202222872097 U CN 202222872097U CN 218721597 U CN218721597 U CN 218721597U
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- guard plate
- speed reducer
- plate
- transmission shaft
- mounting panel
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Abstract
The utility model provides a novel top backplate device belongs to boiler flue technical field. Comprises a top guard plate structure arranged on the smoke exhaust pipe; the utility model discloses a boiler, including L type mounting panel, speed reducer, servo motor, transmission shaft, flange piece, installing support and guard plate, the top protection plate structure includes L type mounting panel, speed reducer, servo motor, transmission shaft, flange piece, installing support and guard plate, L type mounting panel passes through the fix with screw on discharging fume the pipe, speed reducer fixed mounting be in a side of L type mounting panel is on the surface, servo motor installs on the speed reducer, and through the shaft coupling with the input transmission of speed reducer is connected, the transmission shaft passes through the bearing and rotates to be installed on the L type mounting panel, can control the horizontal rotation angle of guard plate of installing on the installing support, the open area of pipe is discharged fume in control that can be better, and the thermal speed is drawn forth to the control air, improves heat recovery efficiency, conveniently adjusts the position of guard plate according to the user demand, improves the result of use of boiler.
Description
Technical Field
The utility model relates to a boiler flue technical field particularly, relates to a novel top guard plate device.
Background
The boiler tail flue refers to a flue arranged at the tail of a boiler and used for discharging smoke, and air leakage of the boiler tail flue usually comes from two parts: one part is that the flue is in a negative pressure state and leaks into the flue from the position where the outer wall of the flue is not tightly sealed; the other part of the air flows into the boiler through an air preheater tube or a partition plate of a smoke and air system without being tight, and the air leakage of a tail flue of the boiler affects the running economy of the boiler and the running safety of downstream desulfurization equipment.
If the Chinese patent with the publication number of CN214949141U discloses a thermal power plant boiler anticorrosion exhaust pipe, which comprises a pipe body, wherein clamping grooves are formed in the inner walls of the left side and the right side of the top end of the pipe body, supporting rods are clamped in the clamping grooves, the top ends of the supporting rods are connected with a rain blocking cover, two separation nets are arranged on the inner wall of the middle part of the bottom end of the pipe body, the separation nets are movably clamped in one side and provided with a filter plate, the filter plate is movably clamped on the inner wall of the pipe body, a handle is arranged on the left side of the filter plate, and glass flake coatings are coated on the surface of the inner wall of the pipe body.
The anticorrosion exhaust pipe for the thermal power plant boiler has the advantages that rainwater is effectively prevented from corroding the inner wall of the exhaust pipe, smoke dust is prevented from corroding the inner wall of the exhaust pipe, and the corrosion resistance of the exhaust pipe is enhanced; however, the above-mentioned anticorrosive smoke exhaust pipe for the boiler of the thermal power plant still has some disadvantages, such as: the top backplate sets to the rain shade, fixes in the top of exhaust pipe through the bracing piece for exhaust pipe's exhaust port is the open-type, and during heat recovery, the air flow conveniently draws a large amount of heats in with exhaust pipe, drifts away in the air, causes heat recovery efficiency to reduce, and when the boiler keeps warm, because the interior air flow of exhaust pipe makes the speed of accelerating the fuel burning easily, causes the waste, and inconvenient position according to the user demand regulation top backplate, thereby the speed of drawing forth in the control heat follow exhaust pipe.
SUMMERY OF THE UTILITY MODEL
In order to compensate above not enough, the utility model provides a novel top backplate device, aim at improving the top backplate and set to the rain-proof cover, fix the top at the exhaust pipe through the bracing piece, make the exhaust port of exhaust pipe open-type, during the heat recovery, a large amount of heats are drawn forth in the convenient with exhaust pipe of air flow, fly away to the air, cause heat recovery efficiency to reduce, when the boiler keeps warm, because the interior air flow of exhaust pipe makes the speed of accelerating the fuel burning easily, cause the waste, inconvenient position according to the user demand regulation top backplate, thereby the speed problem of drawing forth in the control heat follow exhaust pipe.
The embodiment of the utility model provides a novel top guard plate device, which comprises a top guard plate structure arranged on a smoke exhaust pipe;
the top protection plate structure includes L type mounting panel, speed reducer, servo motor, transmission shaft, flange piece, installing support and guard plate, L type mounting panel passes through the fix with screw on discharging fume the pipe, speed reducer fixed mounting be in a side of L type mounting panel is on the surface, servo motor installs on the speed reducer, and through the shaft coupling with the input transmission of speed reducer is connected, the transmission shaft passes through the bearing and rotates to be installed on the L type mounting panel, and the lower extreme pass through the shaft coupling with the output transmission of speed reducer is connected, the flange piece welding is in on the transmission shaft, the installing support suit is in on the transmission shaft, and support to be in on the upper surface of flange piece, the installing support pass through the screw with flange piece threaded connection, the guard plate passes through the fix with screw and is in on the lower surface of installing support.
In a specific embodiment, the L-shaped mounting plate is a metal L-shaped plate, and a heat insulation pad is arranged between the L-shaped mounting plate and the smoke exhaust pipe.
In the implementation process, the L-shaped mounting plate is a metal L-shaped plate, the structural strength is improved, the service life is prolonged, the influence of high temperature on the surface of the smoke exhaust pipe on the L-shaped mounting plate is reduced through the heat insulation pad, and the service life is prolonged.
In a specific embodiment, a shaft sleeve is sleeved on the transmission shaft and fixed on the L-shaped mounting plate.
In the implementation process, the shaft sleeve arranged on the transmission shaft is beneficial to limiting the horizontal deviation angle of the transmission shaft, and the rotating stability is improved.
In a specific embodiment, the upper end of the transmission shaft is provided with a threaded section, and a locknut is connected to the threaded section in a threaded manner.
In the implementation process, the firmness of the installation support installed on the transmission shaft is further improved through the locknut in threaded connection on the thread section.
In a specific embodiment, the lower surface of the protection plate is provided with a high temperature resistant coating, and the lower surface of the high temperature resistant coating is provided with a wear-resistant ceramic coating.
In the above-mentioned realization process, be favorable to improving the high temperature resistance of guard plate through the high temperature resistant coating that is equipped with, reduce and receive the influence of high temperature, be favorable to improving the wearability of high temperature resistant coating through wear-resisting ceramic coating, reduce the wearing and tearing that cause when the guard plate rotates.
In a specific embodiment, the protection plate is provided with an annular notch, and an annular baffle is mounted on the annular notch and is mounted on the protection plate through screws.
In the implementation process, the annular notch formed in the surface of the protective plate is convenient to clamp and fix the annular baffle plate, the rain shielding area is increased, the edge of the smoke exhaust pipe reduces the penetration of rainwater, and the corrosion of the interior of the smoke exhaust pipe is reduced.
In a particular embodiment, the annular baffle is provided with an inclined surface on its surface.
In the implementation process, the inclined plane arranged on the annular baffle plate facilitates the sliding of rainwater, and the drainage effect is improved.
Compared with the prior art, the beneficial effects of the utility model are that:
in this novel top guard plate device, the speed reducer through installation on the L type mounting panel can reduce servo motor's rotation, improve fast play moment of torsion, the rotation dynamics of transmission shaft has been improved, installing support pivoted stationarity and reliability have been ensured, it fixes on the transmission shaft to make things convenient for the installing support through the flange piece, can control the guard plate horizontal rotation angle of installing on the installing support, the open area of the pipe of discharging fume that can be better control, the speed that the control air draws heat, improve heat recovery efficiency, when the boiler keeps warm, the transmission shaft drives the guard plate and covers on the opening of the pipe of discharging fume, can the mobility of the inside air of greatly reduced pipe of discharging fume, reduce the burning rate of fuel, reduce the waste, conveniently adjust the position of guard plate according to the user demand, improve the result of use of boiler.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is one of the schematic structural diagrams provided by the embodiment of the present invention;
fig. 2 is a second schematic structural diagram according to an embodiment of the present invention;
fig. 3 is a third schematic structural diagram according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the high temperature resistant coating and the wear resistant ceramic coating provided by the embodiment of the present invention.
In the figure: 10. a smoke exhaust pipe; 20. a top guard plate structure; 210. an L-shaped mounting plate; 211. a heat insulating pad; 220. a speed reducer; 230. a servo motor; 240. a drive shaft; 241. a shaft sleeve; 242. a threaded segment; 2421. a locknut; 250. a flange sheet; 260. mounting a bracket; 270. a protection plate; 271. a high temperature resistant coating; 272. a wear-resistant ceramic coating; 273. an annular notch; 2731. an annular baffle; 27311. an inclined surface.
Detailed Description
The technical solution in the embodiment of the present invention will be described below with reference to the accompanying drawings in the embodiment of the present invention.
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.
When the boiler is used, the generated smoke is discharged through the smoke exhaust pipe 10 installed in the tail flue of the boiler, most of the smoke is open, the sealing performance is poor, a large amount of heat in a smoke exhaust pipeline is led out conveniently through air flowing, the heat is dissipated into the air, the heat recovery efficiency is reduced, when the boiler stops burning for heat preservation, the speed of fuel burning is accelerated easily due to air flowing in the smoke exhaust pipe, waste is caused, the installation support 260 is fixedly connected with the protection plate 270, one side of the installation support 260 is sleeved on the transmission shaft 240 and fixedly connected with the flange piece 250 through screws, the rotation of the servo motor 230 can be reduced through the speed reducer 220 installed on the L-shaped installation plate 210, the quick-out torque is improved, the rotating force of the transmission shaft 240 is improved, the rotating stability and reliability of the installation support 260 are guaranteed, the protection plate 270 is driven to cover the opening of the smoke exhaust pipe 10, and the position of the protection plate 270 can be adjusted according to use requirements.
Referring to fig. 1-4, the present invention provides a novel top guard plate device, which comprises a top guard plate structure 20 installed on a smoke exhaust pipe 10;
the top protection plate structure 20 comprises an L-shaped mounting plate 210, a speed reducer 220, a servo motor 230, a transmission shaft 240, a flange sheet 250, a mounting support 260 and a protection plate 270, wherein the L-shaped mounting plate 210 is fixed on the smoke exhaust pipe 10 through screws, the speed reducer 220 is fixedly mounted on one side surface of the L-shaped mounting plate 210, the servo motor 230 is mounted on the speed reducer 220 and is in transmission connection with an input end of the speed reducer 220 through a coupler, the transmission shaft 240 is rotatably mounted on the L-shaped mounting plate 210 through a bearing, the lower end of the transmission shaft is in transmission connection with an output end of the speed reducer 220 through a coupler, the flange sheet 250 is welded on the transmission shaft 240, the mounting support 260 is sleeved on the transmission shaft 240 and abuts against the upper surface of the flange sheet 250, the mounting support 260 is in threaded connection with the flange sheet 250 through screws, the protection plate 270 is mounted on the lower surface of the mounting support 260 through screws, the rotation of the servo motor 230 can be reduced through the speed reducer 220 mounted on the L-shaped mounting plate 210, the output torque is improved, the rotation force of the transmission shaft 240 is improved, the rotation force of the mounting support 260, the installation support is improved, the rotation speed and the heat recovery efficiency of the smoke exhaust pipe is improved, the exhaust pipe 10, the heat recovery efficiency of the exhaust pipe is improved, and the exhaust pipe is improved, the heat recovery efficiency of the exhaust pipe 10, and the exhaust pipe is improved.
In a specific embodiment, the L-shaped mounting plate 210 is a metal L-shaped plate, the heat insulating pad 211 is disposed between the L-shaped mounting plate 210 and the smoke exhaust pipe 10, the L-shaped mounting plate 210 is a metal L-shaped plate, the structural strength is improved, the service life is prolonged, the influence of the high temperature on the surface of the smoke exhaust pipe 10 on the L-shaped mounting plate 210 is reduced through the heat insulating pad 211, and the service life is prolonged.
When the special arrangement is carried out, the shaft sleeve 241 is sleeved on the transmission shaft 240 and fixed on the L-shaped mounting plate 210, and the shaft sleeve 241 arranged on the transmission shaft 240 is beneficial to limiting the horizontal offset angle of the transmission shaft 240 and improving the rotating stability.
In the present embodiment, a threaded section 242 is disposed at the upper end of the transmission shaft 240, a lock nut 2421 is threadedly connected to the threaded section 242, and the firmness of the mounting bracket 260 on the transmission shaft 240 is further improved by the lock nut 2421 threadedly connected to the threaded section 242.
The utility model discloses in the scheme, the lower surface of guard plate 270 is provided with high temperature resistant coating 271, and the lower surface of high temperature resistant coating 271 is provided with wear-resisting ceramic coating 272, is favorable to improving the high temperature resistance ability of guard plate 270 through the high temperature resistant coating 271 that is equipped with, reduces the influence that receives high temperature, is favorable to improving the wearability of high temperature resistant coating 271 through wear-resisting ceramic coating 272, reduces the wearing and tearing that cause when guard plate 270 rotates.
When specifically setting up, be provided with annular notch 273 on the guard plate 270, install ring baffle 2731 on the annular notch 273, ring baffle 2731 passes through the mounting screw on guard plate 270, and guard plate 270 is the annular notch 273 of seting up on the surface, and it is fixed to conveniently carry out the block to ring baffle 2731, increases the area that keeps off the rain for the edge of tub 10 of discharging fume reduces the infiltration of rainwater, reduces the inside corruption of tub 10 of discharging fume.
In this embodiment, the inclined surface 27311 is arranged on the surface of the ring-shaped baffle 2731, and the inclined surface 27311 arranged on the ring-shaped baffle 2731 facilitates the sliding of rainwater, so that the drainage effect is improved.
This novel top backplate device's theory of operation: installing support 260 and protection plate 270 fixed connection, one side suit of installing support 260 is on transmission shaft 240, through screw and flange piece 250 fixed connection, speed reducer 220 through installation on the L type mounting panel 210 can reduce servo motor 230's rotation, improve fast play moment of torsion, the rotation dynamics of transmission shaft 240 has been improved, installing support 260 pivoted stationarity and reliability have been ensured, thereby drive protection plate 270 and cover on the opening of discharging fume pipe 10, the position of protection plate 270 is conveniently adjusted according to the user demand, the open area of control pipe 10 of discharging fume that can be better, the control air draws forth thermal speed, the heat recovery efficiency is improved.
It should be noted that the specific model specifications of the speed reducer and the servo motor need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.
The above description is only an example of the present invention and is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A novel top guard plate device is characterized by comprising a top guard plate structure (20) arranged on a smoke exhaust pipe (10);
top protective plate structure (20) includes L type mounting panel (210), speed reducer (220), servo motor (230), transmission shaft (240), flange piece (250), installing support (260) and guard plate (270), L type mounting panel (210) pass through the fix with screw on discharging fume pipe (10), speed reducer (220) fixed mounting be in on a side surface of L type mounting panel (210), servo motor (230) are installed on speed reducer (220), and through the shaft coupling with the input transmission of speed reducer (220) is connected, transmission shaft (240) rotate through the bearing and install on L type mounting panel (210), and the lower extreme pass through the shaft coupling with the output transmission of speed reducer (220) is connected, flange piece (250) welding is in on transmission shaft (240), installing support (260) suit is in on transmission shaft (240), and support to be in on the upper surface of flange piece (250), installing support (260) pass through the screw with flange piece (250) threaded connection, guard plate (270) pass through the fix with the lower surface of installing support (260).
2. The novel roof boarding device of claim 1, characterized in that the L-shaped mounting plate (210) is a metal L-shaped plate, and a heat insulation pad (211) is arranged between the L-shaped mounting plate (210) and the smoke exhaust pipe (10).
3. The novel roof guard plate device as claimed in claim 1, wherein a sleeve (241) is sleeved on the transmission shaft (240), and the sleeve (241) is fixed on the L-shaped mounting plate (210).
4. The novel roof boarding device according to claim 1, characterized in that the upper end of the transmission shaft (240) is provided with a threaded section (242), and a locknut (2421) is screwed on the threaded section (242).
5. The novel top guard plate device as claimed in claim 1, wherein the lower surface of the guard plate (270) is provided with a high temperature resistant coating (271), and the lower surface of the high temperature resistant coating (271) is provided with a wear resistant ceramic coating (272).
6. The novel top guard plate device as claimed in claim 1, wherein the protection plate (270) is provided with an annular notch (273), an annular baffle plate (2731) is mounted on the annular notch (273), and the annular baffle plate (2731) is mounted on the protection plate (270) through screws.
7. The new top guard assembly as claimed in claim 6 wherein the annular baffle (2731) is provided with an inclined surface (27311) on its surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222872097.8U CN218721597U (en) | 2022-10-28 | 2022-10-28 | Novel top guard plate device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222872097.8U CN218721597U (en) | 2022-10-28 | 2022-10-28 | Novel top guard plate device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218721597U true CN218721597U (en) | 2023-03-24 |
Family
ID=85594787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222872097.8U Active CN218721597U (en) | 2022-10-28 | 2022-10-28 | Novel top guard plate device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218721597U (en) |
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2022
- 2022-10-28 CN CN202222872097.8U patent/CN218721597U/en active Active
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