阅读说明：本技术 一种化工专用换热炉 (Special heat exchange furnace for chemical industry ) 是由 刘迅 于 2021-08-16 设计创作，主要内容包括：本发明提供一种化工专用换热炉,包括炉体、顶封盖、底封盖和用于进行换热的板式防堵换热机构,所述炉体的顶端固定连接有顶封盖,所述炉体的底部固定连接有底封盖,所述炉体的表面固定连接有支撑架板,所述支撑架板的底部固定连接有支撑腿,所述板式防堵换热机构设置在炉体上,涉及化工领域。该化工专用换热炉根据现有的换热炉存在的容易堵塞,且堵塞难以清理的问题,设计出具有弹性的板式换热结构,从而有效的解决了一般的换热炉煤气流通空间狭窄,灰尘容易在长时间的换热过程中沉淀在管壁上造成堵塞,且列管数量较多,清理困难,在一定程度上上影响了加工效率的问题。(The invention provides a special heat exchange furnace for chemical engineering, which comprises a furnace body, a top sealing cover, a bottom sealing cover and a plate type anti-blocking heat exchange mechanism for heat exchange, wherein the top end of the furnace body is fixedly connected with the top sealing cover, the bottom of the furnace body is fixedly connected with the bottom sealing cover, the surface of the furnace body is fixedly connected with a support frame plate, the bottom of the support frame plate is fixedly connected with support legs, and the plate type anti-blocking heat exchange mechanism is arranged on the furnace body, and relates to the field of chemical engineering. This special heat-exchange furnace of chemical industry is according to the easy jam that exists of current heat-exchange furnace, and blocks up the problem that is difficult to the clearance, designs elastic plate-type heat transfer structure to effectual general heat-exchange furnace gas circulation space of having solved is narrow, and the dust deposits easily and causes the jam on the pipe wall at long-time heat transfer in-process, and the tubulation is more, and the clearance difficulty has influenced machining efficiency's problem to a certain extent.)

1. The utility model provides a special heat-exchange furnace of chemical industry, includes furnace body (1), top closing cap (2), under cap (3) and is used for carrying on the board-like stifled heat transfer mechanism (4) of preventing of heat transfer, its characterized in that: the top fixedly connected with top closing cap (2) of furnace body (1), the bottom fixedly connected with under cap (3) of furnace body (1), the fixed surface of furnace body (1) is connected with support frame plate (5), the bottom fixedly connected with supporting leg of support frame plate (5), board-type anti-blocking heat transfer mechanism (4) set up on furnace body (1).

2. The special recuperative furnace of claim 1, wherein: plate-type anti-blocking heat exchange mechanism (4) include top baffle (41), bottom baffle (42) and several groups heat exchange strake (43), the inner wall fixedly connected with top baffle (41) of furnace body (1), the inner wall fixedly connected with bottom baffle (42) of furnace body (1), several gas through groove (44), each group have all been seted up on the surface of top baffle (41) and the surface of bottom baffle (42) heat exchange strake (43) comprise two the same heat exchange strakes (43), and two heat exchange strakes (43) of the equal fixedly connected with in bottom that each is located gas through groove (44) on top baffle (41).

3. The special recuperative furnace of claim 2, wherein: the heat exchange strakes (43) are made of spring steel, the bottoms of the heat exchange strakes (43) are not in contact with the surface of the bottom partition plate (42), and the air through grooves (44) in the top partition plate (41) and the air through grooves (44) in the bottom partition plate (42) are symmetrically distributed by taking the center line of the surface of the furnace body (1) as a symmetric line.

4. The special recuperative furnace of claim 3, wherein: a U-shaped elastic plate (45) is fixedly connected between two adjacent heat exchange strakes (43) between two adjacent groups of heat exchange strakes (43), the surface of the two heat exchange strakes (43) at the outermost edge in all the heat exchange strakes (43) is fixedly connected with an arc elastic plate (46), the surface of the arc elastic plate (46) is fixedly connected with the surface of a bottom partition plate (42), two symmetrically distributed elastic expansion plates (47) are fixedly connected between the two heat exchange strakes (43) on each group of heat exchange strakes (43), the elastic expansion plates (47) are narrow at the top and wide at the bottom, the surface of each elastic expansion plate (47) is fixedly connected with an elastic closing plate (48), the surface of each elastic closing plate (48) is arc-shaped, the surface of the U-shaped elastic plate (45) is fixedly connected with the surface of the elastic closing plate (48), and the surface of the arc elastic closing plate (46) is fixedly connected with the nearest elastic closing plate (48), the surface of elasticity shrouding (48), the surface of U-shaped elastic plate (45) and the equal fixedly connected with in surface of arc elastic plate (46) sealing rubber (49), the surface of elasticity expansion board (47) and the surface of heat transfer strake (43) all are connected with sealing rubber (49) surface fixed.

5. The special recuperative furnace of claim 4, wherein: the medial surface of heat transfer shell and tube (43) sets up several arc depressed area, and each arc depressed area all is provided with two scraping rod (410), the both ends of scraping rod (410) respectively with the top and the bottom fixed connection of heat transfer shell and tube (43), the surface of scraping rod (410) contacts with the medial surface of heat transfer shell and tube (43).

6. The special recuperative furnace of claim 5, wherein: the inner wall of furnace body (1) rotates and is connected with several sets of rotary rods (411), and every two sets of be provided with a set of rotary rod (411) between heat transfer strake (43), same group rotary rod (411) are upper and lower equidistance in the inside of furnace body (1) and distribute, the fixed surface of rotary rod (411) is connected with flight (412), the fixed surface of rotary rod (411) is connected with flexible piece (413), the fixed surface of flexible piece (413) is connected with strikes head (414).

7. The special recuperative furnace of claim 6, wherein: the surface of the supporting frame plate (5) and the surface of the furnace body (1) are provided with a water injection through hole (415), the surface of the supporting frame plate (5) is fixedly connected with a water inlet pipe (416), the water injection through hole (415) is communicated with the water inlet pipe (416), the water injection hole is positioned below a rotary rod (411) at the lowest side and positioned above a U-shaped elastic plate (45), the surface of the furnace body (1) is sleeved with a water outlet pipe (417), the surface of the top seal cover (2) is sleeved with an air inlet pipe (6), the surface of the bottom seal cover (3) is sleeved with an air outlet pipe (7), the surface of the top seal cover (2) and the surface of the bottom seal cover (3) are both hinged with a seal plate (8), the surface of the seal plate (8) is fixedly provided with a buckle lock (9), the surface of the seal plate (8) on the top seal cover (2) is fixedly connected with the surface of the top seal cover (2) through the buckle lock (9), the surface of the sealing plate (8) on the bottom sealing cover (3) is fixedly connected with the surface of the bottom sealing cover (3) through a buckle lock (9).

Technical Field

The invention relates to the technical field of chemical industry, in particular to a special heat exchange furnace for chemical industry.

Background

In the chemical field, a heat exchange furnace is often required to exchange heat with coal gas to reduce the temperature of the coal gas, the conventional cooling device is provided with a combined waste boiler and a tubular heat exchanger energy device which are easy to block, the combined waste boiler is large in size, carbon particles are attached to the surface of the combined waste boiler when the cooling device is used, the efficiency is greatly reduced within about half a year, the tubular heat exchanger is small in pipeline aperture, internal coal gas flows and external circulating water flows, the heat exchange effect can be achieved, but the cooling device is easy to block to avoid blocking, in the prior art, a structure for spraying the inside of a tubular heat exchanger is adopted, the pipe can be sprayed from time to clear the blocking, although the problem of blocking can be relieved by spraying, the inner diameter of the pipeline is fixed, a stable environment is provided for the coal gas to flow, and high-temperature coal gas and spraying water flow in the same direction, the spraying water evaporates and rises, the water potential weakens, and sprays and can not occupy the gas channel completely, also can cause the condition of jam in the long term, general heat exchanger furnace gas circulation space is narrow, and the dust deposits easily and causes the jam on the pipe wall at long-time heat transfer in-process, and the tubulation is more in quantity, and the clearance difficulty has influenced machining efficiency to a certain extent, so needs a special heat exchanger furnace of chemical industry.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a special heat exchange furnace for chemical engineering, which solves the problems that the gas circulation space of a common heat exchange furnace is narrow, dust is easy to precipitate on the tube wall to cause blockage in the long-time heat exchange process, the number of tubes is large, the cleaning is difficult, and the processing efficiency is influenced to a certain extent.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a special heat-exchange furnace of chemical industry, includes furnace body, top closing cap, under cover and is used for carrying on the board-like stifled heat transfer mechanism of preventing of heat transfer, the top fixedly connected with top closing cap of furnace body, the bottom fixedly connected with under cover of furnace body, the fixed surface of furnace body is connected with the support frame plate, the bottom fixedly connected with supporting leg of support frame plate, the setting of stifled heat transfer mechanism is prevented to the board-like on the furnace body.

Preferably, the board-like stifled heat transfer mechanism of preventing includes top baffle, bottom baffle and several group heat transfer strake, the inner wall fixedly connected with top baffle of furnace body, the inner wall fixedly connected with bottom baffle of furnace body, several gas through groove has all been seted up on the surface of top baffle and the surface of bottom baffle, and each group the heat transfer strake comprises two the same heat transfer strakes, and two heat transfer strakes of the equal fixedly connected with in bottom that each is located the gas through groove on the baffle of top.

Preferably, the heat exchange strake is made of spring steel, the bottom of the heat exchange strake is not in contact with the surface of the bottom partition plate, and the air through grooves in the top partition plate and the air through grooves in the bottom partition plate are symmetrically distributed by taking the center line of the surface of the furnace body as a symmetrical line.

Preferably, a U-shaped elastic plate is fixedly connected between two adjacent heat exchange strakes between two adjacent groups of heat exchange strakes, the surfaces of the two heat exchange strakes at the most edge in all the heat exchange strakes are fixedly connected with an arc-shaped elastic plate, the surface of the arc-shaped elastic plate is fixedly connected with the surface of the bottom partition plate, two symmetrically distributed elastic expansion plates are fixedly connected between the two heat exchange strakes on each group of heat exchange strakes, each elastic expansion plate is narrow at the top and wide at the bottom, the surface of each elastic expansion plate is fixedly connected with an elastic closing plate, the surface of each elastic closing plate is arc-shaped, the surface of each U-shaped elastic plate is fixedly connected with the elastic surface of each closing plate, the surface of each arc-shaped elastic plate is fixedly connected with the nearest elastic closing plate, and the surfaces of the elastic closing plates, the surfaces of the U-shaped elastic plates and the arc-shaped elastic plates are all fixedly connected with sealing rubber, the surface of the elastic expansion plate and the surface of the heat exchange strake are fixedly connected with the surface of the sealing rubber.

Preferably, the medial surface of heat transfer strake sets up several arc depressed area, and each arc depressed area all is provided with two and scrapes the pole, the both ends of scraping the pole respectively with the top and the bottom fixed connection of heat transfer strake, the surface of scraping the pole contacts with the medial surface of heat transfer strake.

Preferably, the inner wall of the furnace body is rotatably connected with a plurality of groups of rotating rods, a group of rotating rods is arranged between every two groups of heat exchange strakes, the rotating rods of the same group are distributed in the furnace body at equal intervals from top to bottom, spiral pieces are fixedly connected to the surfaces of the rotating rods, elastic pieces are fixedly connected to the surfaces of the rotating rods, and knocking heads are fixedly connected to the surfaces of the elastic pieces.

Preferably, the surface of the supporting frame plate and the surface of the furnace body are provided with water injection through holes, the surface of the supporting frame plate is fixedly connected with a water inlet pipe, the water injection through holes are communicated with the water inlet pipe, the water injection holes are located below the rotary rod at the lowest side and above the U-shaped elastic plate, the surface of the furnace body is sleeved with a water outlet pipe, the surface of the top sealing cover is sleeved with an air inlet pipe, the surface of the bottom sealing cover is sleeved with an air outlet pipe, the surfaces of the top sealing cover and the bottom sealing cover are both hinged with a sealing plate, the surface of the sealing plate is fixedly provided with a lock, the surface of the sealing plate on the top sealing cover is fixedly connected with the surface of the top sealing cover through the lock, and the surface of the sealing plate on the bottom sealing cover is fixedly connected with the surface of the bottom sealing cover through the lock.

(III) advantageous effects

(1) According to the invention, the plate type anti-blocking heat exchange mechanism is arranged, so that the mobility of coal gas and heat exchange water is enhanced, the heat exchange effect is further enhanced, the pressure generated by blocking of gas flowing between the heat exchange strakes can directly cause the movement of the heat exchange strakes, the larger the pressure is, the larger the work intensity of a dust removing structure is, and the dust removing effect is enhanced.

(2) According to the invention, through arranging the heat exchange strakes, on one hand, elastic change exists between the heat exchange strakes, the internal space, especially the bottom space, is expanded along with the increase of pressure, at the moment, the heat exchange strakes are changed into an inclined shape, at the moment, the external space is compressed, the flow velocity of water flow nearby is increased, the distance between the external space and a knocking head is close, the knocking strength is enhanced, the great knocking force can knock and remove massive caking from the inclined heat exchange strakes, on the other hand, the space between the heat exchange strakes can be changed along with the change of pressure, the blocking condition is delayed greatly relative to tubular heat exchange, and sufficient time is provided for the preparation of cleaning work.

(3) According to the invention, through arranging the rotary knocking structures such as the rotary rods, on one hand, the rotary knocking structures can knock the heat exchange strakes under the action of water flow to reduce the aggregation of dust, on the other hand, the rotary knocking structures can mix heat exchange water to promote heat exchange and improve heat exchange efficiency, and on the third hand, the heat exchange strakes can be extruded when being extremely expanded, at this time, the concave areas are thin, the local bulges on the inner side surfaces of the concave areas pull scales, and the hard lumps can be removed by matching the movement of the scraping rods.

(4) The invention is very convenient for manual cleaning of the blockage problem by arranging the gas circulation channels with larger space and the structure of parallel distribution, compared with the tubular structure, the invention has large cleaning space, elasticity and obvious more convenient cleaning.

(5) According to the problems of easy blockage and difficult blockage cleaning of the conventional heat exchange furnace, the elastic plate type heat exchange structure is designed, so that the problems that the gas circulation space of a common heat exchange furnace is narrow, dust is easy to precipitate on the tube wall to cause blockage in the long-time heat exchange process, the number of tubes is large, the cleaning is difficult, and the processing efficiency is influenced to a certain extent are effectively solved.

Drawings

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

FIG. 2 is a sectional view of the furnace body structure of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2;

FIG. 4 is a front view of a water filling hole structure according to the present invention;

FIG. 5 is a top view of a heat exchange array plate structure according to the present invention;

FIG. 6 is a rear view of the furnace structure of the present invention.

Wherein, 1 furnace body, 2 top closing caps, 3 bottom closing caps, 4 board-like stifled heat transfer mechanisms, 41 top baffle, 42 bottom baffle, 43 heat transfer strakes, 44 gas through grooves, 45U-shaped elastic plate, 46 arc elastic plate, 47 elasticity expansion board, 48 elasticity shrouding, 49 sealing rubber, 410 scraping bar, 411 rotary rod, 412 flight, 413 elastic sheet, 414 strikes the head, 415 water injection through-hole, 416 inlet tube, 417 outlet tube, 5 support frame boards, 6 inlet tubes, 7 outlet ducts, 8 sealing plates, 9 padlock.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, an embodiment of the invention provides a heat exchange furnace special for chemical engineering, which comprises a furnace body 1, a top seal cover 2, a bottom seal cover 3 and a plate type anti-blocking heat exchange mechanism 4 for heat exchange, wherein the top seal cover 2 is fixedly connected to the top end of the furnace body 1, the bottom seal cover 3 is fixedly connected to the bottom of the furnace body 1, a support frame plate 5 is fixedly connected to the surface of the furnace body 1, support legs are fixedly connected to the bottom of the support frame plate 5, and the plate type anti-blocking heat exchange mechanism 4 is arranged on the furnace body 1.

The plate type anti-blocking heat exchange mechanism 4 comprises a top partition plate 41, a bottom partition plate 42 and a plurality of groups of heat exchange strakes 43, the inner wall of the furnace body 1 is fixedly connected with the top partition plate 41, the inner wall of the furnace body 1 is fixedly connected with the bottom partition plate 42, a plurality of air through grooves 44 are formed in the surface of the top partition plate 41 and the surface of the bottom partition plate 42, each group of heat exchange strakes 43 consists of two identical heat exchange strakes 43, the bottom end of each air through groove 44 on the top partition plate 41 is fixedly connected with two heat exchange strakes 43, the heat exchange strakes 43 are made of spring steel, the bottoms of the heat exchange strakes 43 are not in contact with the surface of the bottom partition plate 42, the air through grooves 44 on the top partition plate 41 and the air through grooves 44 on the bottom partition plate 42 are symmetrically distributed by taking the center line of the surface of the furnace body 1 as a symmetric line, and a U-shaped elastic plate 45 is fixedly connected between two adjacent heat exchange strakes 43 between two adjacent groups of heat exchange strakes 43, the surfaces of the two heat exchange strakes 43 at the extreme edge of all the heat exchange strakes 43 are fixedly connected with arc elastic plates 46, the surfaces of the arc elastic plates 46 are fixedly connected with the surface of the bottom partition plate 42, two elastic expansion plates 47 which are symmetrically distributed are fixedly connected between the two heat exchange strakes 43 on each group of heat exchange strakes 43, each elastic expansion plate 47 is narrow at the top and wide at the bottom, the surfaces of the elastic expansion plates 47 are fixedly connected with elastic closing plates 48, the surfaces of the elastic closing plates 48 are arc-shaped, the surface of the U-shaped elastic plate 45 is fixedly connected with the surface of the elastic closing plate 48, the surface of the arc elastic plate 46 is fixedly connected with the surface of the nearest elastic closing plate 48, and the surface of the elastic closing plate 48, the surface of the U-shaped elastic plate 45 and the surface of the arc-shaped elastic plate 46 are fixedly connected with sealing rubber 49, and the surface of the elastic expansion plate 47 and the surface of the heat exchange strake 43 are fixedly connected with the surface of the sealing rubber 49.

The inner side surface of the heat exchange array plate 43 is provided with a plurality of arc-shaped concave areas, each arc-shaped concave area is provided with two scraping rods 410, two ends of each scraping rod 410 are respectively and fixedly connected with the top and the bottom of the heat exchange array plate 43, the surface of each scraping rod 410 is contacted with the inner side surface of the heat exchange array plate 43, the inner wall of the furnace body 1 is rotatably connected with a plurality of groups of rotating rods 411, a group of rotating rods 411 are arranged between every two groups of heat exchange array plates 43, the same group of rotating rods 411 are distributed in the furnace body 1 at equal intervals in the upper and lower directions, the surface of each rotating rod 411 is fixedly connected with a spiral piece 412, the surface of each rotating rod 411 is fixedly connected with an elastic piece 413, the surface of each elastic piece 413 is fixedly connected with a knocking head 414, the surface of the support frame plate 5 and the surface of the furnace body 1 are provided with water injection through holes 415, the surface of the support frame plate 5 is fixedly connected with a water inlet pipe 416, the water injection through holes 415 are communicated with the water inlet pipe 416, and are positioned below the rotating rod 411 at the lowest side, and is located the top of U-shaped elastic plate 45, the surface of furnace body 1 has cup jointed outlet pipe 417, the surface of top closing cap 2 has cup jointed intake pipe 6, the surface of bottom closing cap 3 has cup jointed outlet duct 7, the surface of top closing cap 2 and the surface of bottom closing cap 3 all articulate there is closing plate 8, the fixed surface of closing plate 8 installs padlock 9, the fixed surface of closing plate 8 on the top closing cap 2 is connected with the fixed surface of top closing cap 2 through padlock 9, the fixed surface of closing plate 8 on the bottom closing cap 3 is connected with the fixed surface of bottom closing cap 3 through padlock 9.

When the heat exchange device is used, firstly, cold water enters the inside of the furnace body 1 through the water inlet pipe 416 and the water injection through hole 415, then the cold water is discharged through the water outlet pipe 417, high-temperature coal gas enters the inside of the top sealing cover 2 through the air inlet pipe 6, then the coal gas enters the inside of each group of heat exchange array plates 43 through the air through grooves 44 on the top partition plate 41, heat is transferred to the heat exchange array plates 43 and is exchanged by the cold water, the coal gas enters the bottom sealing cover 3 through the air through grooves 44 on the bottom partition plate 42 and is discharged through the air outlet pipe 7, in the process, heat exchange water pushes the rotating rod 411 to rotate through the spiral sheet 412, the knocking heads 414 on the elastic sheet 413 rotate and knock on the outer side surface of the elastic sheet 413, the knocking vibration can reduce the attachment of dust, when the inner side surface of the heat exchange array plates 43 is agglomerated due to the attachment of the dust, the inner channel is narrow, the pressure is increased, and the two heat exchange array plates 43 can be pushed, heat transfer shell and plate 43 inner space increase, the outer space of circulating water dwindles, the water flow rate accelerates, rotary rod 411 is rotatory with higher speed, and heat transfer shell and plate 43 is by the further elastic component 413 that is close to of extrusion, the dynamics of knocking of elastic component 413 to heat transfer shell and plate 43 increases, heat transfer shell and plate 43 has also taken place the slope this moment, it makes the caking drop to beat, increase certain degree when pressure, elastic component 413 can support heat transfer shell and plate 43, make the inside many places of heat transfer shell and plate 43 take place local tympanites, the inside sunken region deformation of heat transfer shell and plate 43 is dragged, the caking is easily torn and is dropped, and scrape the medial surface that also can scrape heat transfer shell and plate 43 when the deformation takes place in sunken region for pole 410, further hang out the caking dust.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.