CN217899937U

CN217899937U - Air preheater monitoring mechanism

Info

Publication number: CN217899937U
Application number: CN202221533751.6U
Authority: CN
Inventors: 时斌; 王海彬; 王越; 李杨; 王刚
Original assignee: Dalian Power Plant of Huaneng International Power Co Ltd
Current assignee: Dalian Power Plant of Huaneng International Power Co Ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-11-25
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses an air preheater monitoring mechanism belongs to monitoring mechanism technical field, which comprises a housin, heat abstractor, monitoring recovery unit and absorption heating device, heat abstractor is embedded in the casing, monitoring recovery unit is located the left side of casing, absorption heating device is located the upper end of casing, monitoring recovery unit includes the laser emission head, the luminescent plate, the absorption box, the absorption machine, the air preheater pipeline, collection box and dash receiver, the laser emission head passes the casing left side and is connected with the absorption box, the luminescent plate is connected with absorption box bottom, the absorption machine is connected with absorption box outer wall both sides, the dash receiver is connected with the casing right side, the collection box is connected with the absorption box lower extreme, the laser emission head is inserted in air preheater pipeline left side, through the luminescent plate, with laser passing through the laser emission head and play, shoot on the dash receiver, through observing the light shadow area monitoring on the dash receiver and judge whether the air preheater pipeline blocks up, if block up, can inhale debris in the collection box through the absorption machine, monitoring edulcoration is convenient and fast.

Description

Air preheater monitoring mechanism

Technical Field

The utility model belongs to the technical field of monitoring mechanism, more specifically, relate to an air preheater monitoring mechanism.

Background

The reheater real air preheater is a heating surface for preheating the air before entering the boiler to a certain temperature by the smoke in the flue at the tail of the boiler through the internal radiating fins, and is a device for improving the heat exchange performance of the boiler and reducing the energy consumption.

Disclosure of Invention

Technical problem to be solved by the invention

An object of the utility model is to solve present above-mentioned defect.

Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses an air preheater monitoring mechanism, its characterized in that: the novel solar energy heat-dissipation air preheater comprises a housin, heat abstractor, monitoring recovery unit and absorption heating device, heat abstractor is embedded in the casing, monitoring recovery unit is located the left side of casing, absorption heating device is located the upper end of casing, monitoring recovery unit includes the laser emission head, the luminescent plate, the absorption box, absorb the machine, the air preheater pipeline, collection box and dash receiver, the laser emission head passes the casing left side and is connected with the absorption box, the luminescent plate is connected with the absorption box bottom, the absorption machine is connected with absorption box outer wall both sides, the dash receiver is connected with the casing right side, the collection box is connected with the absorption box lower extreme, the laser emission head is inserted in air preheater pipeline left side.

The diameter of the top end of a laser emitting head of the optimal monitoring and recycling device is consistent with the diameter of an air preheater pipeline, and the shape of the section of the upper end of the recycling box is consistent with the shape of the section of the lower end of the absorption box.

The preferred housing includes a peripheral frame, a support plate and a base plate, the base plate is connected to the bottom of the peripheral frame, and the support plate is located at the upper end of the base plate and connected to the base plate.

The preferable heat dissipation device comprises heat dissipation fins and connecting columns, the heat dissipation fins are distributed on the two sides of the air preheater pipeline from left to right, the heat dissipation fins are abutted to the air preheater pipeline, the upper ends and the lower ends of the heat dissipation fins are connected with the inner walls of the upper ends and the lower ends of the peripheral frame, the connecting columns are connected with the heat dissipation fins, the connecting columns are distributed on the two sides of the heat dissipation fins from left to right, and the connecting columns are connected with the inner walls of the left end and the right end of the peripheral frame.

The optimized absorption heating device comprises an air suction head, an air suction pipe, a collecting box, an electromagnetic heating coil and an air suction machine, wherein the output end of the air suction pipe penetrates through the upper end of the peripheral frame and is connected with the air suction head, the input end of the air suction pipe penetrates through the top of the collecting box and is embedded in the collecting box, the electromagnetic heating coil is embedded in the collecting box, the air suction machine is symmetrically distributed on the two sides of the bottom end of the collecting box in a left-right mode, and the left end of the air suction machine is embedded in the collecting box.

Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) The utility model discloses an air preheater monitoring mechanism can absorb the air and heated air, and the comdenstion water in the pipeline is eliminated to cyclic utilization air, has increased pipeline life, has improved product quality, has increased work efficiency.

(2) The utility model discloses an air preheater monitoring mechanism through the luminescent plate, beats out laser through the laser emission head, jets out on the dash receiver, through observing the monitoring of shadow area on the absorption plate and judging whether the air preheater pipeline blocks up, if block up, can be through absorbing the quick-witted absorption recovery incasement with debris, convenient and fast.

Drawings

Fig. 1 is a schematic structural view of an air preheater monitoring mechanism of the present invention;

fig. 2 is a schematic structural view of a housing of an air preheater monitoring mechanism of the present invention;

fig. 3 is a schematic structural view of a heat dissipation device of an air preheater monitoring mechanism according to the present invention;

fig. 4 is a schematic structural view of a monitoring and recovering device of the air preheater monitoring mechanism of the present invention;

fig. 5 is a schematic structural view of an absorption heating device of the air preheater monitoring mechanism of the present invention.

100. A housing; 110. a peripheral frame; 120. a support plate; 130. a base plate;

200. a heat sink; 210. heat dissipation fins; 220. connecting columns;

300. monitoring the recovery device; 310. a laser emitting head; 320. a light emitting panel; 330. an absorption tank; 340. an absorption machine; 350. an air preheater tube; 360. a recycling bin; 370. receiving a plate;

400. an absorption heating device; 410. an air suction head; 420. an air suction pipe; 430. a collection box; 440. an electromagnetic heating coil; 450. an aspirator.

Detailed Description

In order to facilitate understanding of the invention, the invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which can be embodied in many different forms and are not limited to the embodiments described herein, but which are provided so as to render the disclosure of the invention more thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 to 5, the air preheater monitoring mechanism of the present embodiment includes a housing 100, a heat dissipation device 200, a monitoring recovery device 300 and an absorption heating device 400, the heat dissipation device 200 is embedded in the housing 100, the monitoring recovery device 300 is located on the left side of the housing 100, the absorption heating device 400 is located on the upper end of the housing 100, the monitoring recovery device 300 includes a laser emitting head 310, a light emitting plate 320, an absorption tank 330, an absorber 340, an air preheater pipeline 350, a recovery tank 360 and a receiving plate 370, the laser emitting head 310 passes through the left side of the housing 100 and is connected to the absorption tank 330, the light emitting plate 320 is connected to the bottom of the absorption tank 330, the absorber 340 is connected to the two sides of the outer wall of the absorption tank 330, the receiving plate 370 is connected to the right side of the housing 100, the recovery tank 360 is connected to the lower end of the absorption tank 330, the laser emitting head 310 is inserted into the left side of the air preheater pipeline 350, the light emitting plate is designed to emit laser through the light emitting head and emit the laser to the receiving plate, and monitor and judge whether the air preheater pipeline is blocked, and the debris can be conveniently absorbed into the absorption tank through observing the light shadow area on the absorption plate.

The diameter of the top end of the laser emitting head 310 of the monitoring and recycling device 300 is consistent with the diameter of the air preheater pipeline 350, the cross section of the upper end of the recycling box 360 is consistent with the cross section of the lower end of the absorption box 330, the area of the light shadow on the receiving plate is ensured to be the area of the cross section of the air preheater pipeline by the design, if the area is not consistent with the area of the cross section of the air preheater pipeline, a deposit or a foreign matter is represented, the cross section of the upper end of the recycling box is consistent with the cross section of the lower end of the absorption box, the deposit can fall into the recycling box, the deposit cannot be left in the absorption box, the deposit cannot fall on the ground, and the working efficiency is ensured.

The housing 100 of the embodiment includes a peripheral frame 110, a support plate 120, and a bottom plate 130, wherein the bottom plate 130 is connected to the bottom of the peripheral frame 110, and the support plate 120 is located at the upper end of the bottom plate 130 and connected to the bottom plate 130, so that the design can enhance the stability of the whole structure.

The heat dissipation device 200 of the embodiment includes heat dissipation fins 210 and a connection column 220, the heat dissipation fins 210 are distributed on two sides of the air preheater pipe 350 from left to right, the heat dissipation fins 210 are abutted against the air preheater pipe 350, the upper and lower ends of the heat dissipation fins 210 are connected with the inner walls of the upper and lower ends of the peripheral frame 110, the connection column 220 is connected with the heat dissipation fins 210, the connection column 220 is distributed on two sides of the heat dissipation fins 210 from left to right, and the connection column 220 is connected with the inner walls of the left and right ends of the peripheral frame 110.

The absorption heating device 400 of the embodiment comprises an air suction head 410, an air suction pipe 420, a collection box 430, an electromagnetic heating coil 440 and an air suction machine 450, wherein the output end of the air suction pipe 420 penetrates through the upper end of the peripheral frame 110 to be connected with the air suction head 410, the input end of the air suction pipe 420 penetrates through the top of the collection box 430 to be embedded into the collection box 430, the electromagnetic heating coil 440 is embedded into the collection box 430, the air suction machine 450 is distributed at two sides of the bottom end of the collection box 430 in a bilateral symmetry manner, and the left end of the air suction machine 450 is embedded into the collection box 430.

This embodiment absorbs the air through absorbing heating element, then heats in the collecting box, exports the casing inside again to eliminate the comdenstion water in the pipeline, through the luminescent plate, beat laser through the laser emission head, penetrate on the receiving plate, through observing the light and shadow area monitoring on the absorption plate and judge whether the air preheater pipeline blocks up, if block up, can carry out inside heat dissipation through heat radiation fins in can inhaling the collection box with debris through the absorption machine, avoid the high temperature.

The above-mentioned embodiments only express a certain implementation manner of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention; therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an air preheater monitoring mechanism which characterized in that: including casing (100), heat abstractor (200), monitoring recovery unit (300) and absorption heating device (400), heat abstractor (200) are embedded in casing (100), monitoring recovery unit (300) are located the left side of casing (100), absorption heating device (400) are located the upper end of casing (100), monitoring recovery unit (300) are including laser emission head (310), luminescent plate (320), absorption box (330), absorption machine (340), air preheater pipeline (350), collection box (360) and dash receiver (370), laser emission head (310) pass casing (100) left side and are connected with absorption box (330), luminescent plate (320) are connected with absorption box (330) bottom, absorption machine (340) are connected with absorption box (330) outer wall both sides, dash receiver (370) are connected with casing (100) right side, collection box (360) are connected with absorption box (330) lower extreme, laser emission head (310) are inserted in air preheater pipeline (350) left side.

2. The air preheater monitoring mechanism is characterized in that the diameter of the top end of a laser emission head (310) of the monitoring recovery device (300) is consistent with the diameter of an air preheater pipeline (350), and the cross-sectional shape of the upper end of the recovery box (360) is consistent with the cross-sectional shape of the lower end of the absorption box (330).

3. An air preheater monitoring mechanism as claimed in claim 1, wherein the housing (100) comprises a peripheral frame (110), a supporting plate (120) and a bottom plate (130), the bottom plate (130) is connected with the bottom of the peripheral frame (110), and the supporting plate (120) is located at the upper end of the bottom plate (130) and is connected with the bottom plate (130).

4. The air preheater monitoring mechanism according to claim 1 or 3, wherein the heat sink (200) comprises heat dissipation fins (210) and connection posts (220), the heat dissipation fins (210) are distributed on the left and right sides of the air preheater pipe (350), the heat dissipation fins (210) abut against the air preheater pipe (350), the upper and lower ends of the heat dissipation fins (210) are connected with the inner walls of the upper and lower ends of the peripheral frame (110), the connection posts (220) are connected with the heat dissipation fins (210), the connection posts (220) are distributed on the left and right sides of the heat dissipation fins (210), and the connection posts (220) are connected with the inner walls of the left and right ends of the peripheral frame (110).

5. The air preheater monitoring mechanism according to claim 1 or 3, wherein the absorption heating device (400) comprises a suction head (410), a suction pipe (420), a collection box (430), an electromagnetic heating coil (440) and a suction machine (450), the output end of the suction pipe (420) passes through the upper end of the peripheral frame (110) and is connected with the suction head (410), the input end of the suction pipe (420) passes through the top of the collection box (430) and is embedded in the collection box (430), the electromagnetic heating coil (440) is embedded in the collection box (430), the suction machine (450) is symmetrically distributed on the two sides of the bottom end of the collection box (430), and the left end of the suction machine (450) is embedded in the collection box (430).