CN111964481B

CN111964481B - Heat exchange device for industrial equipment

Info

Publication number: CN111964481B
Application number: CN202010862515.8A
Authority: CN
Inventors: 王军
Original assignee: Weifang Jinjian Titanium Equipment Co ltd
Current assignee: WEIFANG JINJIAN TITANIUM EQUIPMENT Co.,Ltd.
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-10-22
Anticipated expiration: 2040-08-25
Also published as: CN111964481A

Abstract

The invention relates to the technical field of industrial equipment heat exchange devices, in particular to a heat exchange device for industrial equipment, which comprises a heat exchange mechanism, a connecting mechanism, a driving mechanism, a cleaning mechanism and a fixing mechanism, wherein the connecting mechanism is arranged on the heat exchange mechanism; the adjacent heat exchange mechanisms are connected through the connecting mechanism, the adjacent heat exchange mechanisms are horizontally aligned during installation, and the adjacent heat exchange mechanisms can be installed by rotating the connecting mechanism, so that the operation is simple, and the collection and the cleaning of residual materials cleaned in the heat exchange mechanisms are facilitated; the driving mechanisms are arranged in the heat exchange mechanisms, after the materials are heated or cooled, the driving mechanisms are rotated to realize the rotation of the driving mechanisms on the surfaces of the fixing mechanisms, and on one hand, the fixing mechanisms realize the fixation of the driving mechanisms and are beneficial to blanking; the inner wall sliding connection of a plurality of heat exchange mechanisms has the scraper mechanism, has realized scraping the lift of material mechanism at heat exchange mechanism when rotating actuating mechanism to realized clearing up the remaining material of heat exchange mechanism inner wall.

Description

Heat exchange device for industrial equipment

Technical Field

The invention relates to the technical field of heat exchange devices of industrial equipment, in particular to a heat exchange device for industrial equipment.

Background

Industrial equipment refers to industrial production equipment and various machine tools, such as lathes, milling machines, grinding machines, planing machines and the like, and heat exchange is a heat transfer process between two objects or parts of the same object caused by temperature difference. Heat exchange is generally accomplished by three means, heat conduction, heat convection and heat radiation, and heat exchangers (also known as heat exchangers or heat exchange devices) are devices used to transfer heat from a hot fluid to a cold fluid to meet specified process requirements, and are an industrial application of convective heat transfer and heat conduction. Heat exchangers can be classified in different ways. The operation process can be divided into three categories of dividing wall type, mixed type and heat accumulating type (or called regenerative type); the degree of compactness of the surface thereof can be classified into two types, compact and non-compact.

At present, industrial equipment heats through heat exchanger usually when heating some fluid materials again, the inside bonding of industrial heat exchanger material after heating some fluid materials that have viscosity has remaining material, the remaining material of current heat exchanger is cleared up the mode of washing usually when clearing up, do not scrape remaining material when the remaining material of clearance pipeline inner wall, the material that has viscosity is difficult to comprehensive clearance, and pass through the pipe connection of "U" shape between a plurality of pipelines, and the tip of pipeline passes through the bolt fastening, the surplus rubbish of meal after the clearance falls to the inside of "U" shape pipeline, need dismantle more bolt when the clearance, be unfavorable for taking out of the material of clearance, and complex operation.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a heat exchange device for industrial equipment.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a heat exchange device for industrial equipment, includes heat transfer mechanism, coupling mechanism, actuating mechanism, clearance mechanism and fixed establishment, two are used for carrying out the heat transfer with the fluid material the open-ended in surface is all installed to heat transfer mechanism's interior bottom fixed establishment, two heat transfer mechanism's inside all install with fixed establishment's surperficial center department rotates the connection actuating mechanism, two heat transfer mechanism's the equal sliding connection in inside with threaded connection between the actuating mechanism clearance mechanism, two clearance mechanism with sliding connection, two between heat transfer mechanism's the inner wall all install and be used for conveniently clearing up the residual material coupling mechanism, and a plurality of coupling mechanism's one end is "L" shape structure.

Specifically, the heat exchange mechanism comprises a hot water pipe, material pipes, connecting pipes, water inlet pipes, flanges and sealing plugs, wherein the material pipes with hollow interiors are welded inside the hot water pipe with a plurality of hollow cylindrical structures, two ends of each material pipe extend to the top and the bottom of the hot water pipe respectively, the bottoms of the two material pipes are fixed through the connecting mechanisms, the side walls of the two hot water pipes are communicated with the four water inlet pipes relatively, the two water inlet pipes with opposite hot water pipe side walls are connected through the flanges, and one of the hot water pipe side walls is in threaded connection with the sealing plug.

Specifically, the connecting mechanism comprises rotating plates, limiting seats, rotating shafts, rubber rings, sliding blocks, pressure springs, connecting columns and guide grooves, the rotating shafts are welded at the edges of the two ends of each connecting pipe in a butt welding mode, the rotating plates with inverted L-shaped cross sections are connected inside the four rotating shafts in a rotating mode, the sliding blocks with hexagonal structures are connected to the top ends and the bottom ends of the two material pipes in a sliding mode, the pressure springs are clamped between the sliding blocks and the material pipes, the opposite ends of the sliding blocks located at the top and the bottom of each material pipe are connected with the connecting columns with cylindrical structures in a rotating mode, one ends of the connecting columns extend to the outer sides of the material pipes, the connecting columns penetrate through the surfaces of the rotating plates, and the guide grooves with rectangular structures are formed in the surfaces of the rotating plates, the end parts of the connecting columns are all welded with limiting seats of which the bottoms are of rectangular structures, the length of each limiting seat is equal to that of the corresponding guide groove, and the rubber rings are clamped between the material pipes at the edges of the tops of the two ends of each connecting pipe.

The material pipe fixing mechanism comprises a base plate, a mounting seat, a feed opening and a flow guide ring, wherein the bottom of the inner wall of the material pipe is fixed with a surface through screws, the feed opening is formed in the base plate, the feed opening is formed in the center of the surface of the base plate, the mounting seat is welded with the inner wall of the material pipe, the inner wall of the material pipe is welded with the flow guide ring, the flow guide ring is located at the top of the base plate, is of an annular structure, and is inclined.

Specifically, actuating mechanism includes lead screw, carousel and fore-set, two the top of mount pad is all rotated and is connected with the lead screw, two are located material pipe top the top of lead screw all welds and is the rectangle structure the fore-set, and two the outer wall lock of fore-set is connected with the lateral wall and is the arc structure the carousel, just the length of lead screw is less than the length of material pipe.

Specifically, clearance mechanism is including rotating cover, fixed disk, drain hole and scraper blade, two the equal threaded connection of lateral wall of lead screw has the cover rotates, two the lateral wall of rotating the cover all is disc structure through screw fixedly connected with the fixed disk, two the surface of fixed disk has all been seted up the drain hole, two the lateral wall of fixed disk all welds and has be annular structure, lateral wall and the inner wall of material pipe is contradicted the scraper blade, two the bottom of material pipe is the slope setting, the relative welding of lateral wall of scraper blade has two the slide, and two the slide with the recess sliding connection of material intraductal wall.

The invention has the beneficial effects that:

(1) according to the heat exchange device for the industrial equipment, the adjacent heat exchange mechanisms are connected through the connecting mechanism, the adjacent heat exchange mechanisms are horizontally aligned during installation, the adjacent heat exchange mechanisms can be installed by rotating the connecting mechanism, the operation is simple, and the collection and the cleaning of residual materials cleaned in the heat exchange mechanisms are facilitated; namely: two adjacent material pipes are connected through a connecting pipe, so that continuous blanking and heating of materials are realized, a plurality of material pipes can be installed in an S shape through the connecting pipe, the materials can be added from the material pipe of the first unit, the water inlet pipe between the two adjacent hot water pipes is connected through a flange, the circulation of hot water in the hot water pipes is ensured, when the materials flow in the material pipes, hot water can be added into the hot water pipes to heat the materials, when the materials need to be cooled, cold water can be added into the hot water pipes to cool the materials in the material pipes, when the materials are heated or cooled, one of the water inlet pipes of the hot water pipes of the first unit is closed through a sealing plug, and water leakage is avoided; when the installation connecting pipe, align the both ends of connecting pipe and the tip of two adjacent material pipes, the spacing seat of further pressing down material pipe tip, realize the surface conflict of spacing seat and material pipe, further assurance deflector and spacing seat parallel and level on deflector surface, further rotation changes epaxial rotor plate, realize the inside that spacing seat embedded into the deflector, further rotation is located the spacing seat at rotor plate top, realize being "ten" font structure between spacing seat and the deflector, realized fixed the extrusion of rotor plate, thereby realized fixed the installation to the connecting pipe, and be equipped with the rubber circle between connecting pipe and the material pipe, realize the sealing to the connecting pipe, avoid leaking the material, and conveniently dismantle the connecting pipe when the residual material of material pipe clearance inner wall, and easy operation.

(2) According to the heat exchange device for the industrial equipment, the driving mechanisms are arranged inside the plurality of heat exchange mechanisms, after materials are heated or cooled, the driving mechanisms are rotated to realize the rotation of the driving mechanisms on the surfaces of the fixing mechanisms, and the fixing mechanisms realize the fixation of the driving mechanisms on one hand and avoid the blockage of the materials on the other hand, so that the blanking is facilitated; namely: the chassis realizes supporting and fixing of the screw rod, blanking can be carried out at a blanking port on the surface of the chassis when the material pipe is blanked, and the guide ring positioned on the inner wall of the material pipe realizes guiding of materials in the material pipe; when the residual materials on the inner wall of the material pipe are cleaned, the connecting pipe positioned at the top of the material pipe is opened, the rotary table is buckled on the top column at the top of the screw rod, and the rotary table is further rotated, so that the inner rotation of the mounting seat of the bottom of the screw rod on the chassis is realized.

(3) According to the heat exchange device for the industrial equipment, the inner walls of the plurality of heat exchange mechanisms are connected with the scraping mechanisms in a sliding manner, and the scraping mechanisms are lifted and lowered when the driving mechanism is rotated, so that the residual materials on the inner walls of the heat exchange mechanisms are cleaned; namely: realized the lead screw after the carousel rotates in the inside rotation of mount pad, and then because fixed disk and rotation cover between fixed disk, and the lateral wall of scraper blade passes through the recess of slide and material pipe inner wall spacing, realized the scraper blade in the inner wall of material pipe goes up and down when rotating the lead screw, when the scraper blade removes to the bottom direction of material pipe, realized clearing up the remaining material of material intraductal wall, can add water to the inner wall of material pipe in the clearance, it is cleaner to make the residue clear up, realize the scraper blade through rotating the carousel and reset after the clearance is accomplished, take off the carousel, it can to clear up the remaining rubbish to take off the connecting pipe.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram illustrating an overall structure of a preferred embodiment of a heat exchange device for industrial equipment according to the present invention;

FIG. 2 is a schematic view of a connection structure between the heat exchange mechanism and the rotating plate shown in FIG. 1;

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

FIG. 4 is a schematic view of the connection structure of the material pipe, the driving mechanism and the cleaning mechanism shown in FIG. 3;

FIG. 5 is an enlarged view of the structure of the portion B shown in FIG. 2;

FIG. 6 is a schematic view of a connection structure between the heat exchange mechanism and the fixing mechanism shown in FIG. 5;

fig. 7 is a schematic view of the securing mechanism shown in fig. 6.

In the figure: 1. the device comprises a heat exchange mechanism, 11, a hot water pipe, 12, a material pipe, 13, a connecting pipe, 14, a water inlet pipe, 15, a flange, 16, a sealing plug, 2, a fixing mechanism, 21, a rotating plate, 22, a limiting seat, 23, a rotating shaft, 24, a rubber ring, 25, a sliding block, 26, a pressure spring, 27, a connecting column, 28, a guide groove, 3, a driving mechanism, 31, a screw rod, 32, a rotating disc, 33, a top column, 4, a cleaning mechanism, 41, a rotating sleeve, 42, a fixed disc, 43, a leakage opening, 44, a scraping plate, 45, a sliding plate, 5, a fixing mechanism, 51, a chassis, 52, a mounting seat, 53, a discharging opening, 54 and a flow guide ring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-7, the heat exchange device for industrial equipment according to the present invention comprises a heat exchange mechanism 1, a connection mechanism 2, and a driving mechanism 3, clearance mechanism 4 and fixed establishment 5, two are used for carrying out the heat transfer with the fluid material the interior bottom of heat transfer mechanism 1 all installs surface open-ended fixed establishment 5, two the inside of heat transfer mechanism 1 all install with fixed establishment 5's surface center department rotates the actuating mechanism 3, two the inside equal sliding connection of heat transfer mechanism 1 with threaded connection between the actuating mechanism 3 clearance mechanism 4, two clearance mechanism 4 with sliding connection between the inner wall of heat transfer mechanism 1, two the top of heat transfer mechanism 1, bottom all install and are used for conveniently clearing up the residual material coupling mechanism 2, and a plurality of coupling mechanism 2's one end is "L" shape structure.

Specifically, the heat exchange mechanism 1 includes a hot water pipe 11, material pipes 12, connecting pipes 13, water inlet pipes 14, flanges 15 and sealing plugs 16, the material pipes 12 with hollow interiors are welded inside the hot water pipes 11 with a plurality of hollow cylindrical structures, two ends of each material pipe 12 respectively extend to the top and the bottom of the hot water pipe 11, the bottoms of the two material pipes 12 are fixed by the connecting mechanism 2, the side walls of the two hot water pipes 11 are respectively and oppositely communicated with the four water inlet pipes 14, two groups of the water inlet pipes 14 opposite to the side walls of the two hot water pipes 11 are connected by the flanges 15, the side wall of one water inlet pipe 14 on the side wall of one hot water pipe 11 is in threaded connection with the sealing plug 16, and the two adjacent material pipes 12 are connected by the connecting pipes 13, so that continuous blanking and heating of materials are realized, the plurality of material pipes 12 can be installed in an S shape through the connecting pipe 13, materials can be added from the material pipe 12 of the first unit, the water inlet pipe 14 between two adjacent hot water pipes 11 is connected through the flange 15, hot water circulation inside the hot water pipes 11 is guaranteed, hot water can be added into the hot water pipes 11 when the materials flow inside the material pipes 12 to heat the materials, cold water can be added into the hot water pipes 11 to cool the materials inside the material pipes 12 when cooling is needed, one of the water inlet pipes 14 of the hot water pipes 11 of the first unit can be closed through the sealing plugs 16 when heating or cooling is needed, and water leakage is avoided.

Specifically, the connecting mechanism 2 includes a rotating plate 21, a limiting seat 22, a rotating shaft 23, a rubber ring 24, sliders 25, a pressure spring 26, connecting columns 27 and a guide groove 28, the rotating shaft 23 is butt-welded at both end edges of the connecting pipe 13, the four rotating shafts 23 are rotatably connected with the rotating plate 21 with an inverted L-shaped cross section, the two sliding blocks 25 with hexagonal structures are slidably connected to the top and bottom ends of the material pipe 12, the pressure spring 26 is clamped between the plurality of sliding blocks 25 and the material pipe 12, opposite ends of the sliding blocks 25 at the top and bottom of the material pipe 12 are rotatably connected with the connecting columns 27 with one ends thereof being cylindrical structures, one ends of the plurality of connecting columns 27 extend to the outer side of the material pipe 12, and the plurality of connecting columns 27 penetrate through the surface of the rotating plate 21, and a plurality of the surface of rotor plate 21 all offer be the rectangle structure the guide way 28, a plurality of the tip of spliced pole 27 all welds the spacing seat 22 that the bottom is the rectangle structure, the length of spacing seat 22 equals the length of guide way 28, the both ends top border department of connecting pipe 13 and two all the centre gripping has between the material pipe 12 the rubber circle 24, when installing connecting pipe 13, with the both ends of connecting pipe 13 and adjacent two the tip of material pipe 12 align, further press the spacing seat 22 of material pipe 12 tip, realize spacing seat 22 with the surface conflict of material pipe 12, further assurance the guide way 28 on rotor plate 21 surface with spacing seat 22 parallel and level, further rotation in the pivot 23 rotor plate 21 realizes that spacing seat 22 imbeds the inside of guide way 28, further rotation is located the rotor plate 21 top spacing seat 22 is realized spacing seat 22 with be "ten" font structure between the guide way 28, realized right rotor plate 21's extrusion is fixed, thereby realized right connecting pipe 13's installation is fixed, just connecting pipe 13 with be equipped with between the material pipe 12 rubber circle 24 realizes right connecting pipe 13's is sealed, avoids leaking the material, and works as conveniently will during the residual material of material pipe 12 clearance inner wall connecting pipe 13 is dismantled and is cleared up easy operation.

Specifically, the fixing mechanism 5 includes a chassis 51, a mounting seat 52, a feed opening 53 and two flow guide rings 54, the chassis 51 with the feed opening 53 on the surface is fixed at the bottom of the inner wall of the two material pipes 12 through screws, the mounting seat 52 is welded at the center of the surface of the two chassis 51, the flow guide rings 54 with an annular structure and positioned at the top of the two chassis 51 are welded at the inner wall of the two material pipes 12, the surfaces of the two flow guide rings 54 are obliquely arranged, the chassis 51 supports and fixes the screw rod 31, the feed opening 53 on the surface of the chassis 51 can be used for feeding when the material pipes 12 are fed, the flow guide rings 54 positioned at the inner wall of the material pipes 12 can guide the materials inside the material pipes 12, on the other hand, the scraper 44 can assist the residual materials in dropping when cleaning the garbage on the inner wall of the material pipes 12, avoided residual material to be in pile up on the chassis 51, the material of convenient clearance drops the inside of connecting pipe 13, will during the clearance connecting pipe 13 is dismantled can.

Specifically, actuating mechanism 3 includes lead screw 31, carousel 32 and fore-set 33, two the top of mount pad 52 all rotates to be connected with lead screw 31, two are located material pipe 12 top the top of lead screw 31 all welds and is the rectangle structure fore-set 33, and two the outer wall lock of fore-set 33 is connected with the lateral wall and is the arc structure the carousel 32, just lead screw 31's length is less than material pipe 12's length is right when the remaining material of inner wall of material pipe 12 clears up, open and be located material pipe 12 top connecting pipe 13 will carousel 32 lock arrives lead screw 31 top on the fore-set 33, further rotation carousel 32 has realized the bottom of lead screw 31 is in on the chassis 51 the inside of mount pad 52 rotates.

Specifically, clearance mechanism 4 is including rotating cover 41, fixed disk 42, drain hole 43, scraper blade 44 and slide 45, two the equal threaded connection of lateral wall of lead screw 31 has rotating cover 41, two the lateral wall of rotating cover 41 all is disc structure through screw fixedly connected with fixed disk 42, two the surface of fixed disk 42 has all been seted up the drain hole 43, two the lateral wall of fixed disk 42 has all welded the scraper blade 44 that is the loop configuration, lateral wall and the inner wall of material pipe 12 is contradicted, two the bottom of material pipe 12 is the slope setting, the relative welding of lateral wall of scraper blade 44 has two slide 45, and two slide 45 with the recess sliding connection of material pipe 12 inner wall, work as carousel 32 has realized the lead screw after rotating and is in the inside of mount pad 52 rotates, and then because fixed disk 42 with rotating between the cover 41, just the lateral wall of scraper blade 45 passes through slide 45 with the recess of material pipe 12 inner wall is spacing, rotates lead screw 31 has been realized scraper blade 45 is in the inner wall of material pipe 12 goes up and down, works as scraper blade 45 to when the bottom direction of material pipe 12 removed, it is right to have realized the remaining material of material pipe 12 inner wall is cleared up, can to when clearing up add water to the inner wall of material pipe 12, make cleaner that the residue cleared up, through rotating after the clearance is accomplished carousel 32 realizes scraper blade 44 resets, takes off carousel 32 will connecting pipe 13 takes off the clearance residual rubbish can.

When the material feeding device is used, firstly, two adjacent material pipes 12 are connected through the connecting pipe 13, so that continuous feeding and heating of materials are realized, the material pipes 12 can be installed in an S shape through the connecting pipe 13, the materials can be fed from the material pipe 12 of the first unit, the water inlet pipe 14 between the two adjacent hot water pipes 11 is connected through the flange 15, circulation of hot water in the hot water pipes 11 is ensured, the materials can be heated by feeding hot water into the hot water pipes 11 when the materials flow in the materials pipes 12, the materials can be cooled by feeding cold water into the hot water pipes 11 when cooling is needed, one of the water inlet pipes 14 of the hot water pipes 11 of the first unit can be closed through the sealing plugs 16 when heating or cooling is needed, and water leakage is avoided; when the connecting pipe 13 is installed, two ends of the connecting pipe 13 are aligned with the end parts of two adjacent material pipes 12, the limiting seat 22 at the end part of the material pipe 12 is further pressed, the limiting seat 22 is abutted against the surface of the material pipe 12, the guide groove 28 on the surface of the rotating plate 21 is further ensured to be flush with the limiting seat 22, the rotating plate 21 on the rotating shaft 23 is further rotated, the limiting seat 22 is embedded into the guide groove 28, the limiting seat 22 at the top of the rotating plate 21 is further rotated, the limiting seat 22 and the guide groove 28 are in a cross-shaped structure, the rotating plate 21 is extruded and fixed, the connecting pipe 13 is installed and fixed, the rubber ring 24 is arranged between the connecting pipe 13 and the material pipe 12, the connecting pipe 13 is sealed, material leakage is avoided, and the connecting pipe 13 is convenient to disassemble and clean when the material pipe 12 cleans residues on the inner wall, the operation is simple; then, the chassis 51 supports and fixes the screw rod 31, when the material pipe 12 is fed, the material can be fed at a feeding port 53 on the surface of the chassis 51, and the guide ring 54 on the inner wall of the material pipe 12 guides the material in the material pipe 12, on the other hand, when the scraper 44 cleans the garbage on the inner wall of the material pipe 12, the residual material can be assisted to fall off, the residual material is prevented from being accumulated on the chassis 51, the cleaned material can fall off into the connecting pipe 13 conveniently, and the connecting pipe 13 can be detached during cleaning; finally, when cleaning the residual materials on the inner wall of the material pipe 12, the connecting pipe 13 on the top of the material pipe 12 is opened, the rotary disc 32 is buckled on the top column 33 on the top of the screw rod 31, the rotary disc 32 is further rotated, the inner rotation of the mounting seat 52 of the bottom of the screw rod 31 on the base plate 51 is realized, when the rotary disc 32 rotates, the screw rod rotates in the mounting seat 52, further, because the fixed disc 42 is fixed with the rotary sleeve 41, and the side wall of the scraper 45 is limited with the groove on the inner wall of the material pipe 12 through the sliding plate 45, the scraper 45 is lifted on the inner wall of the material pipe 12 when the screw rod 31 is rotated, when the scraper 45 moves towards the bottom direction of the material pipe 12, the residual materials on the inner wall of the material pipe 12 are cleaned, water can be added to the inner wall of the material pipe 12 during cleaning, the residual cleaning is cleaner, the scraper 44 is reset by rotating the rotary disc 32 after the cleaning is completed, the rotary disc 32 is taken down, and the connecting pipe 13 is taken down to clean the residual garbage.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The heat exchange device for the industrial equipment is characterized by comprising heat exchange mechanisms (1), connecting mechanisms (2), driving mechanisms (3), cleaning mechanisms (4) and fixing mechanisms (5), wherein the two fixing mechanisms (5) with surface openings are installed at the inner bottom of the heat exchange mechanisms (1) for exchanging heat of fluid materials, the driving mechanisms (3) rotatably connected with the surface centers of the fixing mechanisms (5) are installed inside the two heat exchange mechanisms (1), the cleaning mechanisms (4) in threaded connection with the driving mechanisms (3) are slidably connected inside the two heat exchange mechanisms (1), the two cleaning mechanisms (4) are slidably connected with the inner walls of the heat exchange mechanisms (1), the connecting mechanisms (2) for conveniently cleaning residual materials are installed at the tops and the bottoms of the two heat exchange mechanisms (1), one end of each of the connecting mechanisms (2) is in an inverted L-shaped structure;

the heat exchange mechanism (1) comprises a hot water pipe (11), material pipes (12), a connecting pipe (13), a water inlet pipe (14), a flange (15) and a sealing plug (16), the material pipes (12) with hollow interiors are welded inside the hot water pipes (11) with a plurality of hollow cylindrical structures, two ends of each material pipe (12) respectively extend to the top and the bottom of the hot water pipe (11), the bottoms of the two material pipes (12) are fixed through the connecting mechanism (2), the side walls of the two hot water pipes (11) are respectively and oppositely communicated with four water inlet pipes (14), two groups of water inlet pipes (14) which are opposite to the side walls of the two hot water pipes (11) are connected through the flange (15), and the side wall of one of the inlet pipes (14) of the side wall of one of the hot water pipes (11) is connected with the sealing plug (16) in a threaded manner;

the connecting mechanism (2) comprises a rotating plate (21), a limiting seat (22), a rotating shaft (23), a rubber ring (24), sliding blocks (25), pressure springs (26), connecting columns (27) and guide grooves (28), the edges of the two ends of the connecting pipe (13) are butt-welded with the rotating shaft (23), four rotating shafts (23) are rotatably connected with the rotating plate (21) with an inverted L-shaped cross section in the inner part, the top ends and the bottom ends of two material pipes (12) are slidably connected with the sliding blocks (25) with a hexagonal structure, the pressure springs (26) are clamped between the sliding blocks (25) and the material pipes (12), opposite ends of the sliding blocks (25) positioned at the top and the bottom of the material pipes (12) are rotatably connected with the connecting columns (27) with one ends of the connecting columns (27) being cylindrical structures, and one ends of the connecting columns (27) extend to the outer side of the material pipes (12), the connecting columns (27) penetrate through the surfaces of the rotating plates (21), the guide grooves (28) in a rectangular structure are formed in the surfaces of the rotating plates (21), the limiting seats (22) with the rectangular structures at the bottoms are welded at the end parts of the connecting columns (27), the length of each limiting seat (22) is equal to that of each guide groove (28), and the rubber rings (24) are clamped between the top edges of the two ends of each connecting pipe (13) and the two material pipes (12);

the fixing mechanism (5) comprises chassis (51), mounting seats (52), a feed opening (53) and guide rings (54), the chassis (51) with the feed opening (53) on the surface is fixed at the bottoms of the inner walls of the two material pipes (12) through screws, the mounting seats (52) are welded at the centers of the surfaces of the two chassis (51), the guide rings (54) which are positioned at the tops of the two chassis (51) and are of annular structures are welded at the inner walls of the two material pipes (12), and the surfaces of the two guide rings (54) are obliquely arranged;

the driving mechanism (3) comprises a screw rod (31), a rotary table (32) and ejection columns (33), the tops of the two installation bases (52) are rotatably connected with the screw rod (31), the tops of the two screw rods (31) positioned at the top of the material pipe (12) are welded with the ejection columns (33) in a rectangular structure, the outer walls of the two ejection columns (33) are connected with the rotary table (32) with the side walls in an arc structure in a buckling mode, and the length of the screw rod (31) is smaller than that of the material pipe (12);

the cleaning mechanism (4) comprises a rotating sleeve (41), a fixed disc (42), a material leakage opening (43), a scraper (44) and a sliding plate (45), wherein the side walls of the two lead screws (31) are in threaded connection with the rotating sleeve (41), the side walls of the two rotating sleeves (41) are in disc-shaped structures through screw fixed connection with the fixed disc (42), the material leakage opening (43) is formed in the surface of the two fixed discs (42), the scraper (44) which is in an annular structure and is abutted to the inner wall of the material pipe (12) is welded on the side walls of the two fixed discs (42), and the bottom of the two material pipes (12) is obliquely arranged, two sliding plates (45) are welded on the side wall of the scraper (44) oppositely, and the two sliding plates (45) are in sliding connection with the grooves on the inner wall of the material pipe (12).