CN219415671U - Waste heat utilization steam superheater - Google Patents

Abstract

The utility model relates to the technical field of superheaters, and discloses a waste heat utilization steam superheater, which comprises a first air inlet pipe, a heat conducting pipe, a fixing assembly, heat conducting fins and a second air inlet pipe, wherein the bottom of the first air inlet pipe is in through connection with the top of the heat conducting pipe which is distributed in parallel, the fixing assembly which is distributed in parallel is arranged on the outer surface of the heat conducting pipe, the heat conducting fins are arranged on the outer surface of the heat conducting pipe, the bottom of the heat conducting pipe is in through connection with the second air inlet pipe, an alloy steel pipe, a heat conducting sleeve, a heat conducting lining and a partition plate are arranged in the heat conducting pipe, the heat conducting sleeve is positioned outside the alloy steel pipe, the heat conducting lining is arranged on the inner wall of the alloy steel pipe, the partition plate is arranged on the inner wall of the heat conducting lining, and the partition plate consists of eight groups of fins. The utility model divides the heat conduction pipe into eight air passages, is convenient for heating and drying the steam in the heat conduction pipe, is beneficial to improving the dehydration rate of the steam and is beneficial to improving the cycle heat efficiency of the whole steam power device.

Description

Waste heat utilization steam superheater

Technical Field

The utility model relates to the technical field of superheaters, in particular to a waste heat utilization steam superheater.

Background

Superheaters are components of a boiler that further heat steam from a saturation temperature to an superheat temperature, also known as steam superheaters. The superheater can be divided into convection type, radiation type and half radiation type according to a heat transfer mode; the structure characteristics can be divided into a coiled pipe type, a screen type, a wall type and a wall covering type. They are composed of several parallel pipes and inlet and outlet headers.

The traditional superheater pipelines are mostly zigzag, the installation is relatively inconvenient, the outer walls of the superheaters are mostly smooth, nothing is installed, the contact area between the superheater pipelines and the flue gas in the flue is small, the superheater needs to be in contact with the flue gas in the flue for a long time to completely heat the superheater, the pipelines of the superheater are mostly single-layer alloy steel, the heat conduction efficiency is general, the drying and moisture removal capacities of internal steam are also general, and certain defects exist.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a waste heat utilization steam superheater to solve the above-mentioned problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a waste heat utilization steam superheater, includes first intake pipe, heat pipe, fixed subassembly, heat conduction fin and second intake pipe, first intake pipe bottom and the heat pipe top through connection that is the parallel distribution, heat pipe surface mounting has the fixed subassembly that is the parallel distribution, heat conduction fin installs in the surface of heat pipe, the second intake pipe through connection heat pipe bottom, be equipped with alloy steel pipe, heat conduction cover, heat conduction inside lining and baffle in the heat pipe, the heat conduction cover is located the outside of alloy steel pipe, the heat conduction inside lining is installed in alloy steel pipe inner wall, the baffle is installed in heat conduction inside lining inner wall, the baffle comprises eight group's fan pieces, and alloy steel pipe, heat conduction cover and heat conduction inside lining can effectually improve the heat conduction efficiency of heat pipe, and the baffle is convenient for the heating and the drying of heat pipe internal steam.

Further, the first installation blocks are fixedly installed at two ends of the first air inlet pipe respectively, through holes distributed in an annular mode are formed in the first installation blocks, the top of the first air inlet pipe is connected with the first connecting pipe in a penetrating mode, and the first connecting pipe is connected with the steam ejector, so that steam in the first air inlet pipe is discharged conveniently.

Further, fixed subassembly includes solid fixed ring, protruding piece and bolt, gu fixed ring one side is equipped with the opening, and the surface of opening block connection heat pipe, protruding piece is two sets of, and is parallel symmetric distribution in opening one side, be equipped with the through-hole in the protruding piece, and link up the bolt in the through-hole, process the heat pipe and pass through the opening block in the alloy steel pipe, then use the through-hole of bolt run through two sets of protruding pieces.

Further, the heat conduction fin comprises heat conduction rings and fin rings, wherein the heat conduction rings are distributed at equal intervals and are fixed on the outer surface of the heat conduction pipe, the fin rings are arranged on the outer surface of the heat conduction ring, the thickness of the fin rings is half of that of the heat conduction rings, a plurality of groups of heat conduction rings are fixed on the outer portion of the heat conduction pipe in a parallel and uniform equidistant mode, and the fin rings are fixed on the outer portion of the heat conduction ring.

Further, the second air inlet pipe both sides are fixed connection second installation piece respectively, be equipped with the through-hole that is annular mode distribution in the second installation piece, second air inlet pipe bottom through connection second connecting pipe, steam is inputed in the second air inlet pipe through the second connecting pipe, evenly distributes in each heat pipe through the second air inlet pipe.

The utility model has the technical effects and advantages that:

1. according to the utility model, through the arrangement of the heat-conducting pipe, the alloy steel pipe, the heat-conducting sleeve and the heat-conducting lining, the heat-conducting efficiency of the heat-conducting pipe can be effectively improved, and the partition plate consists of eight groups of fan blades, so that the heat-conducting pipe is divided into eight air passages, the heating and drying of steam in the heat-conducting pipe are facilitated, the dehydration rate of the steam is facilitated to be improved, and the circulation heat efficiency of the whole steam power device is facilitated to be improved.

2. According to the utility model, through the arrangement of the heat conducting fins, the plurality of groups of heat conducting rings are fixed outside the heat conducting pipes in a parallel, uniform and equidistant mode, and the fin rings are fixed outside the heat conducting rings, so that the heat conducting pipes transmit heat to the fin rings through the heat conducting rings, the heating areas of the heat conducting pipes and the flue gas can be effectively improved, and the heating efficiency of the heat conducting pipes is conveniently improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of a heat conducting pipe structure according to the present utility model.

Fig. 3 is a schematic structural view of a fixing assembly according to the present utility model.

Fig. 4 is a schematic view of a heat conducting fin structure according to the present utility model.

The reference numerals are: 1. a first air inlet pipe; 2. a heat conduction pipe; 3. a fixing assembly; 4. a heat conduction fin; 5. a second air inlet pipe; 101. a first mounting block; 102. a first connection pipe; 201. alloy steel pipe; 202. a heat conducting sleeve; 203. a thermally conductive liner; 204. a partition plate; 301. a fixing ring; 302. a protruding block; 303. a bolt; 401. a heat conducting ring; 402. a fin ring; 501. a second mounting block; 502. and a second connection pipe.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the steam superheater for waste heat utilization according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without any inventive effort are within the scope of the present utility model.

Referring to fig. 1-4, the utility model provides a waste heat utilization steam superheater, which comprises a first air inlet pipe 1, a heat conducting pipe 2, a fixing component 3, heat conducting fins 4 and a second air inlet pipe 5, wherein the bottom of the first air inlet pipe 1 is in through connection with the top of the heat conducting pipe 2 in parallel distribution, the fixing component 3 in parallel distribution is arranged on the outer surface of the heat conducting pipe 2, the heat conducting fins 4 are arranged on the outer surface of the heat conducting pipe 2, the second air inlet pipe 5 is in through connection with the bottom of the heat conducting pipe 2, an alloy steel pipe 201, a heat conducting sleeve 202, a heat conducting lining 203 and a partition 204 are arranged in the heat conducting pipe 2, the heat conducting sleeve 202 is positioned outside the alloy steel pipe 201, the heat conducting lining 203 is arranged on the inner wall of the alloy steel pipe 201, the partition 204 is arranged on the inner wall of the heat conducting lining 203, and the partition 204 consists of eight groups of fins.

When the steam power device is used, the alloy steel pipe 201, the heat conducting sleeve 202 and the heat conducting lining 203 can effectively improve the heat conducting efficiency of the heat conducting pipe 2, and the partition 204 is composed of eight groups of fan blades, so that the heat conducting pipe 2 is divided into eight air passages, heating and drying of steam in the heat conducting pipe 2 are facilitated, the dehydration rate of the steam is improved, and the circulation heat efficiency of the whole steam power device is improved.

Wherein, first installation piece 101 is fixed mounting respectively at first intake pipe 1 both ends, is equipped with the through-hole that the annular mode distributes in the first installation piece 101, and first connecting tube 102 is connected in the first intake pipe 1 top through.

In use, the first connecting pipe 102 is connected to the steam ejector so as to facilitate the ejection of steam in the first air inlet pipe 1, and the arrangement of the two sets of first mounting blocks 101 can facilitate the mounting.

The fixing component 3 includes a fixing ring 301, protruding blocks 302 and bolts 303, an opening is disposed on one side of the fixing ring 301, the opening is engaged with the outer surface of the heat conducting tube 2, the protruding blocks 302 are two groups and are symmetrically distributed on one side of the opening in parallel, through holes are disposed in the protruding blocks 302, and the bolts 303 are connected in the through holes.

When in use, one side of the fixing ring 301 is arranged on the inner wall of the fixing position, then the heat conduction pipes 2 are processed and clamped in the alloy steel pipes 201 through the openings, and then bolts 303 penetrate through the through holes of the two groups of protruding blocks 302, so that the heat conduction pipes 2 can be fixed.

The heat conducting fins 4 comprise heat conducting rings 401 and fin rings 402, the heat conducting rings 401 are distributed at equal intervals and fixed on the outer surface of the heat conducting pipe 2, the fin rings 402 are mounted on the outer surface of the heat conducting rings 401, and the thickness of the fin rings 402 is half of that of the heat conducting rings 401.

When in use, the plurality of groups of heat conducting rings 401 are fixed outside the heat conducting pipes 2 in parallel and uniformly equidistant mode, and the fin rings 402 are fixed outside the heat conducting rings 401, the heat conducting pipes 2 transmit heat to the fin rings 402 through the heat conducting rings 401, so that the heating area of the heat conducting pipes 2 and the flue gas can be effectively improved, and the heating efficiency of the heat conducting pipes 2 is conveniently improved.

Wherein, the two sides of the second air inlet pipe 5 are respectively and fixedly connected with the second installation block 501, through holes distributed in an annular mode are arranged in the second installation block 501, and the bottom of the second air inlet pipe 5 is in through connection with the second connecting pipe 502.

The steam is inputted into the second air inlet pipe 5 through the second connection pipe 502, and then uniformly distributed into the respective heat conductive pipes 2 through the second air inlet pipe 5.

The working principle of the utility model is as follows:

this kind of waste heat utilization steam superheater, when using, one side of solid fixed ring 301 is installed in fixed position inner wall, then process heat pipe 2 through the opening block in alloy steel pipe 201, then use bolt 303 to run through the through-hole of two sets of protruding pieces 302, can fix multiunit heat pipe 2, steam is input to in the second intake pipe 5 through second connecting pipe 502, afterwards evenly distribute to each heat pipe 2 through second intake pipe 5 in, alloy steel pipe 201, heat conduction cover 202 and heat conduction inside lining 203 can effectually improve the heat conduction efficiency of heat pipe 2, baffle 204 is by eight sets of fan blades to separate into eight air flue with heat pipe 2 in, be convenient for the heating and the drying of heat pipe 2 in steam's dehydration rate, be favorable to improving the circulation thermal efficiency of whole steam power device, multiunit heat pipe 401 is the outside of heat pipe 2 in parallel even equidistant mode, and fin ring 402 is fixed in the outside of heat pipe 401, heat pipe 2 is passed through heat pipe 401 and is transmitted to fin ring 402, can effectually improve heat pipe 2 and flue gas's heat conduction area, be convenient for the heat pipe 2 is with the heat pipe 2, it is convenient for the heat pipe 1 is discharged with the heat pipe 102 to arrange the heat pipe 1, thereby be convenient for the steam is discharged with the heat pipe 2.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (6)

1. The utility model provides a waste heat utilization steam superheater, includes first intake pipe (1), heat pipe (2), fixed subassembly (3), heat conduction fin (4) and second intake pipe (5), its characterized in that: the heat conduction fin type air conditioner is characterized in that the bottom of the first air inlet pipe (1) is in through connection with the top of the heat conduction pipe (2) which is distributed in parallel, a fixing component (3) which is distributed in parallel is arranged on the outer surface of the heat conduction pipe (2), the heat conduction fin (4) is arranged on the outer surface of the heat conduction pipe (2), the bottom of the heat conduction pipe (2) is connected in a through mode through the second air inlet pipe (5), an alloy steel pipe (201), a heat conduction sleeve (202), a heat conduction lining (203) and a partition plate (204) are arranged in the heat conduction pipe (2), the heat conduction sleeve (202) is located outside the alloy steel pipe (201), the heat conduction lining (203) is arranged on the inner wall of the alloy steel pipe (201), and the partition plate (204) is arranged on the inner wall of the heat conduction lining (203) and consists of eight groups of fins.

2. The waste heat utilizing steam superheater of claim 1, wherein: the two ends of the first air inlet pipe (1) are respectively and fixedly provided with a first installation block (101), through holes distributed in an annular mode are formed in the first installation block (101), and the top of the first air inlet pipe (1) is connected with a first connecting pipe (102) in a penetrating mode.

3. The waste heat utilizing steam superheater of claim 1, wherein: the fixing assembly (3) comprises a fixing ring (301), protruding blocks (302) and bolts (303), wherein an opening is formed in one side of the fixing ring (301), the opening is clamped with the outer surface of the connecting heat conduction pipe (2), and the protruding blocks (302) are two groups and are symmetrically distributed on one side of the opening in parallel.

4. A waste heat utilizing steam superheater as claimed in claim 3, wherein: a through hole is formed in the protruding block (302), and a connecting bolt (303) is penetrated in the through hole.

5. The waste heat utilizing steam superheater of claim 1, wherein: the heat conduction fins (4) comprise heat conduction rings (401) and fin rings (402), the heat conduction rings (401) are distributed at equal intervals and are fixed on the outer surface of the heat conduction pipe (2), the fin rings (402) are arranged on the outer surface of the heat conduction rings (401), and the thickness of the fin rings (402) is half of that of the heat conduction rings (401).

6. The waste heat utilizing steam superheater of claim 1, wherein: the two sides of the second air inlet pipe (5) are respectively and fixedly connected with a second installation block (501), through holes distributed in an annular mode are formed in the second installation blocks (501), and the bottom of the second air inlet pipe (5) is connected with a second connecting pipe (502) in a penetrating mode.