CN213256953U

CN213256953U - Environment-friendly special furnace for melting EPS (expandable polystyrene) lost foam

Info

Publication number: CN213256953U
Application number: CN202020706038.1U
Authority: CN
Inventors: 张守军; 胡永亮; 黄春礼
Original assignee: Henan Tianyuan Seiko Mould Co ltd
Current assignee: Henan Tianyuan Seiko mould Co.,Ltd.
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-05-25
Anticipated expiration: 2030-04-30

Abstract

The environment-friendly special furnace for melting the EPS lost foam comprises a melting device and a purifying device, wherein the purifying device comprises a water mist spraying purifier, a winnowing dust remover, a bag-type dust remover, an active carbon adsorption box, a photo-oxidation catalytic purifier and an induced draft fan which are sequentially arranged from right to left; the driving device, the water mist spraying purifier, the winnowing dust remover, the bag-type dust remover, the activated carbon adsorption tank, the photo-oxidation catalytic purifier, the induced draft fan, the radiant heating pipe and the steel wire rope winch are all connected with a power supply and connected with the controller. The utility model discloses hungry harmful gas purifies behind the gasification, has improved EPS disappearance mould production quality.

Description

Environment-friendly special furnace for melting EPS (expandable polystyrene) lost foam

Technical Field

The utility model belongs to the technical field of precision casting industrial equipment, especially, relate to a special stove of environment-friendly of melting EPS disappearance mould.

Background

EPS lost foam casting (also called solid casting) is solid casting of foam plastic molds by adopting a binder-free dry sand combined vacuumizing technology, and is characterized in that foam molds with similar sizes and shapes to castings are combined into a mold cluster in a bonding mode, refractory paint is coated and dried, then the foam molds are buried in dry quartz sand to be vibrated and molded, the molds are poured under negative pressure to be gasified, liquid metal occupies the positions of the molds, and the molds are solidified and cooled to form the castings. Compared with the traditional casting technology, the novel casting method has the following characteristics that 1, the casting has good quality and low cost; 2. the materials are not limited, and the sizes are suitable; 3. the size precision is high, the surface is smooth and clean, and the cleaning is reduced; 4. the internal defects are greatly reduced, and the tissue is compact; 5. large-scale and large-batch production can be realized, and an automatic production line is environment-friendly; 7. can greatly improve the working environment, reduce the labor intensity and reduce the energy consumption.

The development of the existing EPS lost foam casting process is limited, and the main reasons are as follows: firstly, in the existing casting process of the EPS lost foam, after the shell is manufactured, the EPS lost foam needs to be conveyed into a high-temperature melting furnace, EPS foam in a mould shell is cleanly and thoroughly melted, and the mould shell is discharged, so that a high-quality mould shell is obtained; then, in the existing melting furnace, as the temperature field in the furnace is uneven, EPS lost foam residues are left in the mould shell to different degrees, and the casting quality is seriously influenced; secondly, in the process of melting the EPS lost foam, the existing melting furnace only processes the residues flowing out of the mold shell, but can not process the harmful gases of the gasified EPS lost foam in the melting furnace into harmless gas, and uses a powerful exhaust fan to discharge the harmful gases from a workshop to the outdoor atmosphere, thus seriously polluting the atmosphere and being not environment-friendly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve current EPS disappearance mould melting furnace temperature field inhomogeneous to and pollute atmospheric problem, provide a melt special stove of environment-friendly of EPS disappearance mould, including melting device and purifier, purifier includes that the water smoke that sets gradually from the right side to a left side sprays clarifier, selection by winnowing dust remover, sack cleaner, activated carbon adsorption case, light oxygen catalytic cleaner and draught fan, water smoke sprays and connects gradually through the pipeline between clarifier, selection by winnowing dust remover, sack cleaner, activated carbon adsorption case, light oxygen catalytic cleaner and the draught fan. The pipeline includes first connecting tube, second connecting tube, third connecting tube, fourth connecting tube, fifth connecting tube, sixth connecting tube and vapor delivery pipe, the one end of first connecting tube is located the melting furnace top to induced air exit linkage on flange dish and the melting furnace, the other end of first connecting tube is located the lower extreme that the clarifier was sprayed to the water smoke, and sprays the clarifier through flange dish and water smoke and be connected. One end of the second connecting pipeline is positioned at the top end of the water mist spraying purifier and is connected with the water mist spraying purifier through a flange plate, and the other end of the second connecting pipeline is positioned at the upper end of the winnowing and dust removing device and is connected with the winnowing and dust removing device through the flange plate. One end of the third connecting pipe is located at the top end of the air separation and dust removal device and is connected with the air separation and dust removal device through a flange plate, and the other end of the third connecting pipe is located at the lower end of the bag-type dust remover and is connected with the bag-type dust remover through the flange plate. One end of the fourth connecting pipeline is located at the top end of the bag-type dust collector and is connected with the bag-type dust collector through a flange plate, and the other end of the fourth connecting pipeline is located on one side face of the activated carbon adsorption box and is connected with the activated carbon adsorption box through the flange plate. One end of the fifth connecting pipeline is positioned on the other side surface of the activated carbon adsorption box and is connected with the activated carbon adsorption box through a flange plate, and the other end of the fifth connecting pipeline is positioned on one side surface of the photo-oxygen catalytic purifier and is connected with the photo-oxygen catalytic purifier through a flange plate. The sixth connecting pipeline is located on the other side face of the photo-oxidation catalytic purifier and connected with the photo-oxidation catalytic purifier through a flange plate, and the other end of the sixth connecting pipeline is located on one side face of the draught fan and connected with an air inlet of the draught fan through the flange plate. The vapor discharge pipe is located the top of draught fan to be connected with the air outlet of draught fan through the ring flange, handle the clean gas of pollution-free after the purification and discharge in the atmosphere from the vapor discharge pipe.

The melting device comprises a melting furnace body, the left side and the right side of the melting furnace body are respectively provided with a lifting structure, the lifting structures are provided with furnace doors, and the outer sides of the lifting structures are respectively provided with a movable furnace bed.

The melting furnace body comprises a front furnace body support and a rear furnace body support, the front furnace body support and the rear furnace body support are symmetrically arranged, the furnace body supports comprise two support horizontal steel plates which are arranged at an upper horizontal interval and a lower horizontal interval, a plurality of support vertical steel plates which are arranged at a vertical interval are fixed between the two support horizontal steel plates, and the bottom ends of the front side steel plate and the rear side steel plate are respectively fixed on the horizontal steel plates corresponding to the front side steel plate and the rear side steel. Be fixed with the frame construction of "U" type of falling on the horizontal steel sheet, frame construction includes the front side steel sheet and the rear side steel sheet that the symmetry set up, and the bottom of front side steel sheet and rear side steel sheet corresponds respectively and fixes the top at the furnace body support, the top of front side steel sheet and rear side steel sheet is equipped with the top layer steel sheet, the bottom of top layer steel sheet respectively with the top of front side steel sheet and the top fixed connection of rear side steel sheet, be fixed with the strengthening rib strip that the interval set up on the surface of top layer steel sheet, front side steel sheet and rear side steel sheet, the strengthening rib strip has improved frame construction's intensity. The utility model discloses a heat insulation fire-resistant material, including frame structure, front side steel sheet and rear side steel sheet, the surface mounting of front side steel sheet and rear side steel sheet has the power terminal, be equipped with adiabatic refractory material on frame structure's the inner wall, adiabatic refractory material forms for the asbestos refractory slab stack, has all seted up the concave type square groove of an adiabatic refractory material on the vertical adiabatic refractory material in front and back both sides, can dismantle the radiant heating pipe who is fixed with a plurality of vertical settings through the radiant heating pipe fixed column in the concave type square groove of adiabatic refractory material, and the radiant heating pipe's of both sides the outside all is fixed with the vertical air-equalizing plate of vertical setting through the air-equalizing plate mounting, and the top layer adiabatic refractory material. The induced air export has been seted up on the top layer steel sheet respectively, air-blower mounting hole and air-blower fixed orifices, air-blower mounting hole department is equipped with the air-blower, the air-blower passes through the air-blower fixed orifices to be fixed on the top layer steel sheet, the air outlet and the air-blower mounting hole intercommunication of air-blower, correspond the air-blower mounting hole, top cylinder type blast hole has been seted up on the adiabatic refractory material of top layer, top cylinder type blast hole makes the enough even input of wind energy that the air-blower blew off to the melting furnace internal, the top air equalizing plate hole has been seted up on the horizontal air equalizing plate, the horizontal air equalizing plate makes.

The lifting structure wraps the two upright columns which are vertically and symmetrically arranged, each upright column corresponds to the end parts fixed on the front side and the rear side of the melting furnace body respectively, the inner sides of the upright columns are provided with slide ways, each slide way comprises slide way baffles fixed at the upper end and the lower end of each upright column, the slide way baffles are fixed on the inner sides of the upright columns, and the slide ways are formed between the slide way baffles and the upright columns. The bottom of coexistence post is equipped with the horizontal frame in top, the horizontal frame in top includes the top rectangular pipe of two parallels and level setting, is fixed with the short square pipe in top that even interval set up between the rectangular pipe in two tops, constitutes the horizontal frame in top of "day" style of calligraphy between the rectangular pipe in top and the short square pipe in top. The bottom of the horizontal frame in top is fixed with the top of two stands respectively, the one end of the horizontal frame in top is equipped with first fixed pulley, and the other end of the horizontal frame in top is equipped with parallel arrangement's second fixed pulley and third fixed pulley respectively, first fixed pulley, second fixed pulley and third fixed pulley are all fixed on two rectangular pipes through the back shaft, the third fixed pulley sets up in the outside of second fixed pulley, and first fixed pulley, second fixed pulley and third fixed pulley are located same straight line, set up like this and make the three atress more even. A steel wire rope winch is arranged under the transverse frame provided with the third fixed pulley, the steel wire rope winch is fixed on the ground through a winch support frame, a movable pulley is arranged between the steel wire rope winch and the third fixed pulley, a steel wire rope is arranged between the steel wire rope winch and the movable pulley, one end of the steel wire rope is fixed on the fixed end of the steel wire rope winch, and the other end of the steel wire rope winds on a winding drum of the steel wire rope winch by passing through the movable pulley. The movable pulley is fixed on the movable pulley support, a hook is fixed at the top end of the movable pulley support, two steel wire ropes are arranged on the hook, one of the steel wire ropes sequentially bypasses a third fixed pulley, a second fixed pulley and a first fixed pulley respectively, then the other steel wire rope vertically downwards (fixedly connected with a lifting lug on one side of the furnace door) sequentially bypasses the third fixed pulley and the second fixed pulley, and then the other steel wire rope vertically downwards (fixedly connected with a lifting lug on the other side of the furnace door). The limit switch that the level set up can be dismantled and be fixed with in the upper end outside of two stands, and limit switch can carry on spacingly to the rising of furnace gate or the height that descends, has avoided the emergence of accident, has strengthened the security.

The furnace gate includes left furnace gate and right furnace gate, and the structure of left furnace gate and right furnace gate is the same completely, the door casing curb plate that right side furnace gate includes two vertical symmetries and sets up, all be fixed with the door casing diaphragm that the level set up on the upper and lower both ends face of door casing curb plate, door casing curb plate and door casing diaphragm enclose into rectangular frame, and the rectangular frame internal fixation has a casing riser, be fixed with the door rectangular pipe that sets up of a plurality of parallels and interval on the surface of door casing riser, be fixed with the door short square pipe that sets up of a plurality of parallels and interval between the rectangular pipe for two doors. The long square tube and the short square tube are arranged to enhance the strength of the oven door. The two door shell transverse plates, the two door shell side plates and the door shell vertical plate form a groove-shaped structure, and heat-insulating and fireproof materials are filled in the groove-shaped structure. The door lifting lugs are symmetrically fixed on the two door shell side plates and are fixedly connected with the corresponding vertically downward steel wire ropes, guide wheels are arranged at the upper end and the lower end of each door shell side plate and are correspondingly assembled in a slide way of a lifting structure, and the guide wheels can freely roll up and down in the slide way, namely, the door can freely move up and down under the traction of the steel wire ropes. The thickness of the heat-insulating refractory material filled in the groove-shaped structure is larger than the width of a transverse plate of the door shell; the limit switch baffle that corresponds with the limit switch of stand upper end is fixed with on the lateral wall of the door casing riser of left furnace door and right furnace door, and the limit switch baffle makes things convenient for limit switch's touching, when limit switch touched the baffle, stopped rising or the decline of furnace door at once.

The movable hearth comprises two steel rails arranged in parallel, the steel rails penetrate through the smelting furnace body, a movable left movable hearth and a movable right movable hearth are arranged on the steel rails, the structures of the left movable hearth and the right movable hearth are completely the same, the right movable hearth comprises a rectangular groove-shaped movable bed body, a plurality of idler wheels are arranged at the bottom end of the rectangular groove-shaped movable bed body of the left movable hearth, the idler wheels are respectively matched with the top ends of the steel rails in a rolling mode, and the rectangular groove-shaped movable bed body can freely move on the rails. The outer end of the left movable hearth is fixed with a driving device, the outer end of the right movable hearth is fixed with a driving device, and the driving device provides power for the moving operation of the left movable hearth and the right movable hearth. The length of the steel rail is greater than the sum of the lengths of the melting furnace body, the left movable hearth and the right movable hearth, so that the left movable trolley and the right movable trolley can be guaranteed to have enough displacement space on the steel rail, and the working requirement can be met. The length of the rectangular groove-shaped movable bed body is greater than the sum of the length of the melting furnace body, the thickness of the left furnace door and the thickness of the right furnace door, the arrangement can meet the working requirement, and the EPS lost foam on the groove-shaped movable bed body is ensured to be completely positioned in the melting furnace body.

The driving device, the water mist spraying purifier, the winnowing dust remover, the bag-type dust remover, the activated carbon adsorption tank, the photo-oxidation catalytic purifier, the draught fan, the radiant heating pipe, the steel wire rope winch and the limit switch are all connected with a power supply and connected with the controller.

The driving device, the water mist spraying purifier, the winnowing dust remover, the bag-type dust remover, the activated carbon adsorption tank, the photo-oxidation catalytic purifier, the draught fan, the radiant heating pipe, the steel wire rope winch and the limit switch are all the prior art (commercially available products).

The first connecting pipeline, the second connecting pipeline, the third connecting pipeline, the fourth connecting pipeline, the fifth connecting pipeline, the sixth connecting pipeline, the water vapor discharge pipe, the rectangular groove-shaped movable lathe bed, the radiation heating pipe fixing column, the vertical air-equalizing plate, the top-layer horizontal air-equalizing plate and the air-equalizing plate fixing piece are all made of stainless steel materials.

The scheme has the following advantages:

1. the setting of melting furnace can carry out even high temperature treatment to the EPS disappearance mould for the clean thorough melting of the foamed plastic on the EPS disappearance mould, and the mold shell is discharged, thereby obtains high-quality mould shell.

2. The arrangement of the lifting structure can provide automatic lifting power for the furnace door, ensure that the furnace door can be automatically opened and closed, and enhance the safety performance.

3. The furnace door can separate and seal the melting furnace body from the outside when the EPS disappearance mould is heated, thereby avoiding the heat loss in the melting furnace body.

4. The left movable hearth and the right movable hearth can alternately convey the EPS lost foam to be processed into the melting furnace body for high-temperature processing.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic front view of a melting furnace;

FIG. 3 is a schematic left side view of the melting furnace;

FIG. 4 is a schematic front view of the melting furnace body;

FIG. 5 is a schematic top view of the furnace body of the melting furnace;

FIG. 6 is a schematic top view of the left moving hearth;

FIG. 7 is a schematic top view of the right moving hearth;

FIG. 8 is a schematic perspective view of the right moving hearth;

FIG. 9 is a schematic sectional view of the right movable hearth;

FIG. 10 is a perspective view of the elevating configuration;

FIG. 11 is a perspective view of the top cross-beam frame;

FIG. 12 is a front view of the column;

FIG. 13 is a first perspective view of the right oven door;

FIG. 14 is a second perspective view of the right oven door;

FIG. 15 is a schematic sectional view of the right oven door in D-D;

FIG. 16 is a schematic perspective view of the furnace body support;

FIG. 17 is a schematic perspective view of a furnace body of the melting furnace;

FIG. 18 is a schematic sectional view taken along line A-A of the melting furnace body;

FIG. 19 is a schematic sectional view B-B of the melting furnace body;

FIG. 20 is a schematic sectional view of the melting furnace body in section C-C.

Reference numerals: 1. a melting furnace; 2. a first connecting pipe; 3. a water mist spray purifier; 4. a second connecting pipe; 5. a winnowing dust remover; 6. a third connecting pipe; 7. a bag-type dust collector; 8. A fourth connecting pipe; 9. an activated carbon adsorption tank; 10. a fifth connecting pipe; 11. a photo-oxygen catalytic purifier; 12. a sixth connecting pipe; 13. an induced draft fan; 14. a water vapor discharge pipe; 100. Moving the hearth to the left; 101. moving the hearth to the right; 102. a melting furnace body; 103. a lifting structure; 104. a left oven door; 105. a right oven door; 106. a power supply wiring terminal; 107. a blower; 108. an induced air outlet; 109. a refractory brick facing; 110. a radiant heating pipe; 111. a radiant heating pipe fixing column; 112. a blower mounting hole; 113. a blower fixing hole; 114. reinforcing ribs; 115. a cylindrical blast hole at the top; 116. a concave square groove of heat-insulating refractory material; 117. the top of the air distribution plate is provided with air holes; 118. a rectangular groove-shaped movable bed body; 119. a drive device; 1010. a steel rail; 1011. a roller; 1020. a heat insulating refractory material; 1021. a top steel plate; 1022. a front side steel plate; 1023. a rear side steel plate; 1024. a furnace body support; 1025. supporting a horizontal steel plate; 1026. A vertical steel plate of the bracket; 1027. a vertical air-equalizing plate; 1028. a horizontal air-equalizing plate; 1029. a wind equalizing plate fixing piece; 1030. a top transverse frame; 1031. a wire rope; 1032. a first fixed pulley; 1033. a second fixed pulley; 1034. a third fixed pulley; 1035. a wire rope hoist; 1036. A movable pulley; 1037. a column; 1038. a slideway; 1039. a slideway baffle; 1040. a top rectangular tube; 1041. a short square tube at the top; 1050. a long square tube is used for the door; 1051. a short square tube is used for the door; 1052. a door lifting lug; 1053. a guide wheel; 1054. a door housing side panel; 1055. a door housing cross plate; 1056. a door shell riser; 1057. a limit switch baffle; 1058. and a limit switch.

Detailed Description

As shown in fig. 1-20, a special furnace of environment-friendly that melts EPS disappearance mould, includes melting device and purifier, purifier includes that the water smoke that sets gradually from right side to left side sprays clarifier 3, selection by winnowing dust remover 5, sack cleaner 7, active carbon adsorption tank 9, light oxygen catalytic cleaner 11 and draught fan 13, the water smoke sprays and connects gradually through the pipeline between clarifier 3, selection by winnowing dust remover 5, sack cleaner 7, active carbon adsorption tank 9, light oxygen catalytic cleaner 11 and the draught fan 13. The pipeline includes first connecting tube 2, second connecting tube 4, third connecting tube 6, fourth connecting tube 8, fifth connecting tube 10, sixth connecting tube 12 and vapor discharge pipe 14, the one end of first connecting tube 2 is located the top of melting furnace 1 to be connected through ring flange and induced air export 108 on the melting furnace 1, the other end of first connecting tube 2 is located the lower extreme that water smoke sprayed purifier 3, and sprays purifier 3 through ring flange and water smoke and be connected. One end of the second connecting pipeline 4 is positioned at the top end of the water spray spraying purifier 3 and is connected with the water spray spraying purifier 3 through a flange plate, and the other end of the second connecting pipeline 4 is positioned at the upper end of the winnowing dust remover 5 and is connected with the winnowing dust remover 5 through a flange plate. One end of the third connecting pipe 6 is positioned at the top end of the air separation dust remover 5 and is connected with the air separation dust remover 5 through a flange plate, and the other end of the third connecting pipe is positioned at the lower end of the bag-type dust remover 7 and is connected with the bag-type dust remover 7 through a flange plate. One end of the fourth connecting pipeline 8 is located at the top end of the bag-type dust collector 7 and is connected with the bag-type dust collector 7 through a flange plate, and the other end of the fourth connecting pipeline 8 is located on one side face of the activated carbon adsorption box 9 and is connected with the activated carbon adsorption box 9 through a flange plate. One end of the fifth connecting pipeline 10 is located on the other side surface of the activated carbon adsorption tank 9 and is connected with the activated carbon adsorption tank 9 through a flange plate, and the other end of the fifth connecting pipeline 10 is located on one side surface of the photo-oxidation catalytic purifier 11 and is connected with the photo-oxidation catalytic purifier 11 through a flange plate. Sixth connecting tube 12 is located another side of light oxygen catalytic converter 11, and is connected with light oxygen catalytic converter 11 through the ring flange, and the other end of sixth connecting tube 12 is located a side of draught fan 13 to be connected through the air intake of ring flange and draught fan 13. The vapor discharge pipe 14 is located on the top end of the draught fan 13 and is connected with an air outlet of the draught fan 13 through a flange plate, and the purified pollution-free clean gas is discharged into the atmosphere from the vapor discharge pipe 14.

The melting device comprises a melting furnace body 102, lifting structures 103 are arranged on the left side and the right side of the melting furnace body 102, furnace doors are assembled on the lifting structures 103, and movable hearths are arranged on the outer sides of the lifting structures 103.

Melting furnace body 102 includes two symmetrical furnace body support 1024 that set up around, furnace body support 1024 includes two support horizontal steel sheet 1025 that horizontal interval set up from top to bottom, is fixed with the vertical steel sheet 1026 of the support that the vertical interval of a plurality of set up between two support horizontal steel sheet 1025, the bottom of preceding side steel sheet 1022 and rear side steel sheet 1023 is fixed respectively on the support horizontal steel sheet 1025 rather than corresponding. Be fixed with the frame construction of "U" type of falling on support horizontal steel sheet 1025, frame construction includes preceding side steel sheet 1022 and the rear side steel sheet 1023 that the symmetry set up, and the bottom of preceding side steel sheet 1022 and rear side steel sheet 1023 corresponds respectively and fixes the top at furnace body support 1024, the top of preceding side steel sheet 1022 and rear side steel sheet 1023 is equipped with top steel sheet 1021, top steel sheet 1021's bottom respectively with the top of preceding side steel sheet 1022 and the top fixed connection of rear side steel sheet 1023, be fixed with the strengthening rib 114 of interval setting on the surface of top steel sheet 1021, preceding side steel sheet 1022 and rear side steel sheet 1023, strengthening rib 114 has improved frame construction's intensity. The external fixed surface of front side steel sheet 1022 and rear side steel sheet 1023 has power terminal 106, be equipped with adiabatic refractory material 1020 on frame construction's the inner wall, adiabatic refractory material 1020 forms for the asbestos refractory slab stack, all seted up the concave type square groove 116 of an adiabatic refractory material 1020 on the vertical adiabatic refractory material 1020 of front and back both sides, can dismantle the radiant heating pipe 110 that is fixed with a plurality of vertical settings through radiant heating pipe fixed column 111 in the concave type square groove 116 of adiabatic refractory material 1020, the vertical air-equalizing plate 1027 of vertical setting is all fixed with through air-equalizing plate mounting 1029 in the outside of radiant heating pipe 110 of both sides, the below of top layer adiabatic refractory material 1020 also can dismantle through air-equalizing plate mounting 1029 and be fixed with horizontal air-equalizing plate 1028. The induced air outlet 108 has been seted up on top layer steel sheet 1021 respectively, air-blower mounting hole 112 and air-blower fixed orifices 113, air-blower mounting hole 112 department is equipped with air-blower 107, air-blower 107 passes through air-blower fixed orifices 113 to be fixed on top layer steel sheet 1021, the air outlet and the air-blower mounting hole 112 intercommunication of air-blower 107, correspond air-blower mounting hole 112, top cylinder type blast hole 115 has been seted up on the adiabatic refractory material 1020 of top layer, top cylinder type blast hole 115 makes the enough even input of wind energy that air-blower 107 blew off to the melting furnace body 102 in, top air-equalizing plate hole 117 has been seted up on the horizontal air-equalizing plate 1028, the wind speed that the horizontal air-equalizing plate 1028 made to enter into in.

The lift structure 103 wraps two vertical symmetrically-arranged upright columns 1037, each upright column 1037 is correspondingly fixed at the front and rear ends of the melting furnace body 102, slide channels 1038 are arranged on the inner sides of the upright columns 1037, each slide channel 1038 comprises slide channel baffle plates 1039 fixed at the upper end and the lower end of each upright column 1037, the slide channel baffle plates 1039 are fixed on the inner sides of the upright columns, and the slide channels 1038 are formed between the slide channel baffle plates 1039 and the upright columns 1037. The bottom of two stands 1037 is equipped with top transverse frame 1030, top transverse frame 1030 includes the long square pipe 1040 of two parallel and horizontal settings, is fixed with the short square pipe 1041 in top that the even interval set up between two long square pipes 1040 in top, constitutes "day" style of calligraphy top transverse frame 1030 between long square pipe 1040 in top and the short square pipe 1041 in top. The bottom of top transverse frame 1030 is fixed with the top of coexistence post 1037 respectively, the one end of top transverse frame 1030 is equipped with first fixed pulley 1032, and the other end of top transverse frame 1030 is equipped with parallel arrangement's second fixed pulley 1033 and third fixed pulley 1034 respectively, first fixed pulley 1032, second fixed pulley 1033 and third fixed pulley 1034 all fix on two rectangular pipes through the back shaft, third fixed pulley 1034 sets up in the outside of second fixed pulley 1033, and first fixed pulley 1032, second fixed pulley 1033 and third fixed pulley 1034 are located same straight line, and the setting makes the three atress more even like this. A wire rope hoist 1035 is arranged right below the transverse frame provided with the third fixed pulley 1034, the wire rope hoist 1035 is fixed on the ground through a hoist support frame, a movable pulley 1036 is arranged between the wire rope hoist 1035 and the third fixed pulley 1034, a wire rope 1031 is arranged between the wire rope hoist 1035 and the movable pulley 1036, one end of the wire rope 1031 is fixed on the fixed end of the wire rope hoist 1035, and the other end of the wire rope 1031 is wound on a winding drum of the wire rope hoist 1035 by bypassing the movable pulley 1036. The movable pulley 1036 is fixed on the movable pulley 1036 support, a hook is fixed at the top end of the movable pulley 1036 support, two steel wire ropes 1031 are arranged on the hook, one of the steel wire ropes 1031 respectively and sequentially rounds a third fixed pulley 1034, a second fixed pulley 1033 and a first fixed pulley 1032, and then the other steel wire rope 1031 vertically downwards (fixedly connected with a lifting lug on one side of the oven door) sequentially rounds the third fixed pulley 1034 and the second fixed pulley 1033 and then vertically downwards (fixedly connected with a lifting lug on the other side of the oven door). The limit switch 1058 that the level set up can be dismantled and fixed in the upper end outside of two stand 1037, and limit switch 1058 can carry on spacingly to the rising of furnace gate or the height that descends, has avoided the emergence of accident, has strengthened the security.

The furnace gate includes left furnace gate 104 and right furnace gate 105, and left furnace gate 104 is the same with right furnace gate 105's structure completely, right side furnace gate 105 includes the door casing curb plate 1054 that two vertical symmetries set up, all be fixed with the door casing diaphragm 1055 that the level set up on the upper and lower both ends face of door casing curb plate 1054, door casing curb plate 1054 and door casing diaphragm 1055 enclose into rectangular frame, and the rectangular frame internal fixation has a door casing riser 1056, be fixed with the long square pipe 1050 for door that a plurality of parallels and interval set up on the surface of door casing riser 1056, be fixed with the short square pipe 1051 for door that a plurality of parallels and interval set up between the long square pipe 1050 for two doors. The long square tube 1050 for the door and the short square tube 1051 for the door are provided to enhance the strength of the door. The two door shell cross plates 1055, the two door shell side plates 1054, and the door shell vertical plates 1056 form a channel-type construction that is filled with a thermally insulating refractory material 1020. Door lifting lugs 1052 are symmetrically fixed on the two door shell side plates 1054, the door lifting lugs 1052 are respectively fixedly connected with the corresponding vertical downward steel wire ropes 1031, guide wheels 1053 are arranged at the upper end and the lower end of each door shell side plate, the guide wheels 1053 are correspondingly assembled in a slide 1038 of the lifting structure 103, and the guide wheels 1053 can freely roll up and down in the slide 1038, namely, the oven door can freely move up and down under the traction of the steel wire ropes 1031. The thickness of the insulating refractory material 1020 filled in the groove-shaped structure is larger than the width of a door shell transverse plate 1055; the limit switch baffles 1057 corresponding to the limit switches 1058 at the upper ends of the upright columns 1037 are fixed on the side walls of the vertical plates of the door shells of the left oven door 104 and the right oven door 105, the limit switches 1057 facilitate the touch of the limit switches 1058, and when the limit switches 1058 touch the baffles, the ascending or descending of the oven door is stopped immediately.

The movable hearth comprises two parallel steel rails 1010, the steel rails 1010 penetrate through the smelting furnace body 102, a movable left movable hearth 100 and a movable right movable hearth 101 are arranged on the steel rails 1010, the structures of the left movable hearth 100 and the right movable hearth 101 are completely the same, the right movable hearth 101 comprises a rectangular groove-shaped movable bed body 118, a plurality of rollers 1011 are arranged at the bottom end of the rectangular groove-shaped movable bed body 118 of the left movable hearth 100, and the rollers 1011 are respectively matched with the top ends of the steel rails 1010 in a rolling mode, so that the rectangular groove-shaped movable bed body 118 can freely move on the rails. The outer end of the left movable hearth is fixed with a driving device 119, the outer end of the right movable hearth is fixed with a driving device 119, and the driving device 119 provides power for the moving operation of the left movable hearth 100 and the right movable hearth 101. The length of the steel rail 1010 is greater than the sum of the lengths of the melting furnace body 102, the left movable hearth 100 and the right movable hearth 101, so that the left movable hearth 100 and the right movable hearth 101 can have enough displacement space on the steel rail 1010, and the working requirement can be met. The length of the rectangular groove-shaped movable bed body 118 is greater than the sum of the length of the melting furnace body 102, the thickness of the left furnace door 104 and the thickness of the right furnace door 105, so that the arrangement can meet the working requirement, and the EPS lost foam on the groove-shaped movable bed body is ensured to be completely positioned in the melting furnace body 102.

The driving device 119, the water mist spraying purifier 3, the winnowing dust remover 5, the bag-type dust remover 7, the activated carbon adsorption tank 9, the photo-oxygen catalytic purifier 11, the draught fan 13, the radiant heating pipe 110, the steel wire rope winch 1035 and the limit switch 1058 are all powered on and connected with the controller.

The driving device 119, the water mist spraying purifier 3, the winnowing dust remover 5, the bag-type dust remover 7, the activated carbon adsorption tank 9, the photo-oxidation catalytic purifier 11, the induced draft fan 13, the radiant heating pipe 110, the steel wire rope hoist 1035 and the limit switch 1058 are all the prior art (commercially available products).

The first connecting pipeline 2, the second connecting pipeline 4, the third connecting pipeline 6, the fourth connecting pipeline 8, the fifth connecting pipeline 10, the sixth connecting pipeline 12, the water vapor discharge pipe 14, the rectangular groove-shaped movable lathe bed 118, the radiation heating pipe fixing column 111, the vertical air-equalizing plate 1027, the top-layer horizontal air-equalizing plate 1028 and the air-equalizing plate fixing piece 1029 are all made of stainless steel materials.

The use process comprises the following steps:

when the utility model is used, firstly, the prepared EPS disappearance mould shell is respectively placed on the left moving hearth 100 and the right moving hearth 101, under the action of the driving device 119, the right moving hearth 101 moves on the steel rail 1010, when the right moving hearth 101 moves into the melting furnace body 102, the steel wire rope hoist 1035 is started, under the driving of the steel wire rope hoist 1035, the steel wire rope 1031 winding drum of the steel wire rope hoist 1035 pulls the left furnace door 104 and the right furnace door 105 to move downwards at the same time, the rollers 1011 on the left furnace door 104 and the right furnace door 105 roll in the slide 1038, when the left furnace door 104 and the right furnace door 105 move to the lowest position, the limit switch 1058 on the furnace door touches the limit switch 1058 arranged at the lower part of the upright post 1037 as a plate, the limit switch 1058 transmits an electric signal to the controller, the controller controls the steel wire rope 1035 to stop rotating, namely, the left furnace door 104 and the right furnace door 105 stop falling, the left furnace door 104, the right furnace door 105 and the melting furnace body 102 form a closed space. The power supply is switched on, the radiant heating pipe 110 in the melting furnace body 102 is started, the air blower 107 is turned on, air enters the melting furnace body 102 from the cylindrical air blowing hole 115 at the top, meanwhile, the temperature of the melting furnace body 102 is equalized under the combined action of the horizontal air equalizing plate 1028 and the vertical air equalizing plate 1027, and when the temperature reaches a certain value, EPS foam plastics in a formwork are completely melted and gasified at high temperature in a dry and clean mode, and are discharged out of the formwork. Starting a purification device, under the action of an induced draft fan 13, enabling gas to be purified in a melting furnace body 102 to sequentially pass through a first connecting pipeline 2, a water mist spraying purifier 3, a second connecting pipeline 4, an air separation dust remover 5, a third connecting pipeline 6, a bag-type dust remover 7, a fourth connecting pipeline 8, an activated carbon adsorption box 9, a fifth connecting pipeline 10, a photo-oxidation catalytic purifier 11, a sixth connecting pipeline 12 and an induced draft fan 13, finally discharging the purified gas into the atmosphere through a water vapor discharge pipe 14, starting a steel wire rope hoist 1035 after impurities in an EPS disappearance mould shell in the melting furnace body 102 are completely treated, pulling a steel wire rope 1031 winding drum of the steel wire rope hoist 1035 to simultaneously pull a left furnace door 104 and a right furnace door 105 to simultaneously move upwards under the driving of the steel wire rope hoist 1035, and enabling rollers 1011 on the left furnace door 104 and the right furnace door 105 to roll in a slideway 1038, when the left furnace door 104 and the right furnace door 105 move to the highest position, the limit switch 1058 on the furnace doors touches the limit switch 1058 on the upper part of the upright post 1037, the limit switch 1058 transmits an electric signal to the controller, the controller controls the steel wire rope hoist 1035 to stop rotating, namely the left furnace door 104 and the right furnace door 105 stop rising, the driving device 119 is started, the right movable hearth 101 is moved out of the melting furnace body 102, meanwhile, the left movable hearth 100 is started, and an EPS disappearance formwork to be processed is moved into the melting furnace body 102 for processing and enters the next cycle.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a melt special stove of environment-friendly of EPS disappearance mould, includes melting device and purifier, purifier includes that the water smoke that sets gradually from the right side to a left side sprays clarifier, selection by winnowing dust remover, sack cleaner, active carbon adsorption case, light oxygen catalytic cleaner and draught fan, water smoke sprays and connects gradually its characterized in that through the pipeline between clarifier, selection by winnowing dust remover, sack cleaner, active carbon adsorption case, light oxygen catalytic cleaner and the draught fan: the melting device comprises a melting furnace body, the left side and the right side of the melting furnace body are respectively provided with a lifting structure, the lifting structures are provided with furnace doors, and the outer sides of the lifting structures are respectively provided with a movable furnace bed;

the melting furnace body comprises a front furnace body support and a rear furnace body support which are symmetrically arranged, an inverted U-shaped frame structure is fixed at the top end of the furnace body support, the frame structure comprises a front side steel plate and a rear side steel plate which are symmetrically arranged, the bottom ends of the front side steel plate and the rear side steel plate are respectively and correspondingly fixed at the top end of the furnace body support, a top layer steel plate is arranged at the top ends of the front side steel plate and the rear side steel plate, and the bottom end of the top layer steel plate is respectively and fixedly connected with the top end of the front side steel plate and the top end of; the inner wall of the frame structure is provided with a heat insulation refractory material, the vertical heat insulation refractory materials on the front side and the rear side are respectively provided with a concave square groove of the heat insulation refractory material, a plurality of vertically arranged radiation heating pipes are detachably fixed in the concave square groove of the heat insulation refractory material, the outer sides of the radiation heating pipes on the two sides are respectively fixed with a vertically arranged vertical air equalizing plate, and a horizontal air equalizing plate is fixed below the heat insulation refractory material on the top layer; the top steel plate is respectively provided with an induced air outlet and a blower mounting hole, the blower mounting hole is provided with a blower, an air outlet of the blower is communicated with the blower mounting hole and corresponds to the blower mounting hole, the heat-insulating refractory material of the top layer is provided with a cylindrical top air blowing hole, and the horizontal air-equalizing plate is provided with a top air-equalizing plate hole;

the lifting structure wraps two upright columns which are vertically and symmetrically arranged, each upright column is correspondingly fixed at the end parts of the front side and the rear side of the melting furnace body respectively, and the inner sides of the upright columns are provided with slideways; the bottom ends of the two upright posts are provided with a top transverse frame, the bottom ends of the top transverse frame are respectively fixed with the top ends of the two upright posts, one end of the top transverse frame is provided with a first fixed pulley, the other end of the top transverse frame is respectively provided with a second fixed pulley and a third fixed pulley which are arranged in parallel, the third fixed pulley is arranged on the outer side of the second fixed pulley, and the first fixed pulley, the second fixed pulley and the third fixed pulley are positioned on the same straight line; a steel wire rope winch is arranged right below the transverse frame provided with the third fixed pulley, a movable pulley is arranged between the steel wire rope winch and the third fixed pulley, a steel wire rope is arranged between the steel wire rope winch and the movable pulley, a hook is arranged on the movable pulley, two steel wire ropes are arranged on the hook, one steel wire rope respectively and sequentially rounds the third fixed pulley, the second fixed pulley and the first fixed pulley and then vertically faces downwards, and the other steel wire rope sequentially rounds the third fixed pulley and the second fixed pulley and then vertically faces downwards;

the furnace door comprises a left furnace door and a right furnace door, the left furnace door and the right furnace door are completely identical in structure, the right furnace door comprises two door shell side plates which are vertically and symmetrically arranged, door shell transverse plates which are horizontally arranged are fixed on the upper end surface and the lower end surface of each door shell side plate, the door shell side plates and the door shell transverse plates are enclosed to form a rectangular frame, door shell vertical plates are fixed in the rectangular frame, the two door shell transverse plates, the two door shell side plates and the door shell vertical plates form a groove-shaped structure, and heat-insulating and fire-resistant materials are filled in the groove-shaped structure; the door shell side plates are symmetrically fixed with door lifting lugs, the door lifting lugs are respectively and fixedly connected with the corresponding vertically downward steel wire ropes, guide wheels are arranged at the upper end and the lower end of each door shell side plate, the guide wheels are correspondingly assembled in a slide way of a lifting structure, and the guide wheels can freely roll up and down in the slide way;

the movable hearth comprises two steel rails which are arranged in parallel, the steel rails bypass the melting furnace body, a movable left movable hearth and a movable right movable hearth are arranged on the steel rails, the structures of the left movable hearth and the right movable hearth are completely the same, and the right movable hearth comprises a rectangular groove-shaped movable bed body; a driving device is fixed at the outer end of the left movable hearth, and a driving device is fixed at the outer end of the right movable hearth;

the driving device, the water mist spraying purifier, the winnowing dust remover, the bag-type dust remover, the activated carbon adsorption tank, the photo-oxidation catalytic purifier, the draught fan, the radiant heating pipe and the steel wire rope winch are all connected with a power supply and connected with the controller.

2. The special environment-friendly furnace for melting EPS lost foam of claim 1, which is characterized in that: the pipeline comprises a first connecting pipeline, a second connecting pipeline, a third connecting pipeline, a fourth connecting pipeline, a fifth connecting pipeline, a sixth connecting pipeline and a steam discharge pipe, one end of the first connecting pipeline is positioned above the melting furnace and is connected with an induced air outlet on the melting furnace through a flange plate, and the other end of the first connecting pipeline is positioned at the lower end of the water mist spraying purifier and is connected with the water mist spraying purifier through the flange plate; one end of the second connecting pipeline is positioned at the top end of the water mist spraying purifier and is connected with the water mist spraying purifier through a flange plate, and the other end of the second connecting pipeline is positioned at the upper end of the winnowing and dust removing device and is connected through the flange plate; one end of the third connecting pipeline is positioned at the top end of the air separation and dust removal device and is connected with the air separation and dust removal device through a flange plate, and the other end of the third connecting pipeline is positioned at the lower end of the bag-type dust remover and is connected with the bag-type dust remover through the flange plate; one end of the fourth connecting pipeline is positioned at the top end of the bag-type dust collector and connected with the bag-type dust collector through a flange plate, and the other end of the fourth connecting pipeline is positioned on one side surface of the activated carbon adsorption box and connected with the activated carbon adsorption box through a flange plate; one end of the fifth connecting pipeline is positioned on the other side surface of the activated carbon adsorption box and is connected with the activated carbon adsorption box through a flange plate, and the other end of the fifth connecting pipeline is positioned on one side surface of the photo-oxidation catalytic purifier and is connected with the photo-oxidation catalytic purifier through a flange plate; the sixth connecting pipeline is positioned on the other side surface of the photo-oxidation catalytic purifier and is connected with the photo-oxidation catalytic purifier through a flange plate, and the other end of the sixth connecting pipeline is positioned on one side surface of the induced draft fan and is connected with an air inlet of the induced draft fan through the flange plate; the vapor discharge pipe is located at the top end of the draught fan and connected with an air outlet of the draught fan through a flange plate.

3. The special environment-friendly furnace for melting EPS lost foam of claim 2, wherein: the furnace body support comprises two support horizontal steel plates which are arranged at intervals up and down, a plurality of support vertical steel plates which are arranged at intervals vertically are fixed between the two support horizontal steel plates, and the bottom ends of the front side steel plate and the rear side steel plate are respectively fixed on the corresponding horizontal steel plates; the outer surfaces of the top steel plate, the front side steel plate and the rear side steel plate are fixed with reinforcing ribs arranged at intervals, and the outer surfaces of the front side steel plate and the rear side steel plate are fixed with power supply wiring terminals.

4. The special environment-friendly furnace for melting EPS lost foam of claim 3, wherein: the slideway comprises slideway baffles fixed at the upper end and the lower end of the upright post, the slideway baffles are fixed at the inner side of the upright post, and the slideway is formed between the slideway baffles and the upright post; the top transverse frame comprises two top rectangular pipes which are arranged in parallel and horizontally, top short square pipes which are arranged at uniform intervals are fixed between the two top rectangular pipes, a top transverse frame in a shape like a Chinese character 'ri' is formed between the top rectangular pipes and the top short square pipes, and the first fixed pulley, the second fixed pulley and the third fixed pulley are all fixed on the two rectangular pipes through support shafts; the limit switches horizontally arranged are detachably fixed on the outer sides of the upper ends of the two stand columns.

5. The special environment-friendly furnace for melting EPS lost foam of claim 4, wherein: a plurality of parallel door long square tubes arranged at intervals are fixed on the outer surface of the vertical plate of the door shell, and a plurality of parallel door short square tubes arranged at intervals are fixed between the two door long square tubes; the thickness of the heat-insulating refractory material filled in the groove-shaped structure is larger than the width of a transverse plate of the door shell; and limit switch baffles corresponding to limit switches at the upper ends of the stand columns are fixed on the side walls of the vertical plates of the door shells of the left oven door and the right oven door.

6. The special environment-friendly furnace for melting EPS lost foam of claim 5, wherein: the bottom end of the rectangular groove-shaped movable bed body of the left movable hearth is provided with a plurality of rollers, and the rollers are respectively matched with the top ends of the steel rails in a rolling manner; the length of the steel rail is greater than the sum of the lengths of the melting furnace body, the left movable hearth and the right movable hearth; the length of the rectangular groove type movable bed body is greater than the sum of the length of the melting furnace body, the thickness of the left furnace door and the thickness of the right furnace door.

7. The special environment-friendly furnace for melting EPS lost foam of claim 6, wherein: the heat-insulating refractory material is formed by overlapping asbestos refractory plates.