阅读说明：本技术 一种杜仲橡胶萃取用具有节水结构的萃取炉 (Extraction furnace with water-saving structure for extracting eucommia ulmoides rubber ) 是由 刘丹 于 2020-12-04 设计创作，主要内容包括：本发明涉及一种杜仲橡胶萃取用具有节水结构的萃取炉,包括炉体和输水管,所述炉体的下端底部设置有支撑架,所述支撑架的上端一侧设置有回收室,所述输水管设置于回收室的外壁一侧和炉体连接处,所述炉体的上端顶部设置有盖板,所述盖板的上端中部设置有泄气机构,且泄气机构的外壁和盖板的内壁连接处设置有螺纹槽,所述炉体的内部一侧设置有活动板,且活动板的下端底部设置有加热片。本发明通过主气管、喷气竖管和辅气管的设置,烘干室的呈凹陷的球状,在该烘干室的内部下端设置圆形的主气管,且在主气管的上端四周设置有竖直状的喷气竖管,喷气竖管设置有内外三层,将其用辅气管连接在一起,在该喷气竖管的上端顶部设置有防渗漏膜。(The invention relates to an extraction furnace with a water-saving structure for extracting eucommia ulmoides rubber, which comprises a furnace body and a water delivery pipe, wherein a support frame is arranged at the bottom of the lower end of the furnace body, a recovery chamber is arranged on one side of the upper end of the support frame, the water delivery pipe is arranged on one side of the outer wall of the recovery chamber and the joint of the furnace body, a cover plate is arranged at the top of the upper end of the furnace body, an air release mechanism is arranged in the middle of the upper end of the cover plate, a threaded groove is formed in the joint of the outer wall of the air release mechanism and the inner wall of the cover plate, a movable plate is. According to the invention, through the arrangement of the main air pipe, the vertical jet pipe and the auxiliary air pipe, the drying chamber is in a concave spherical shape, the circular main air pipe is arranged at the lower end in the drying chamber, the vertical jet pipe is arranged around the upper end of the main air pipe, the vertical jet pipe is provided with an inner layer and an outer layer, the vertical jet pipe is connected together through the auxiliary air pipe, and the top of the upper end of the vertical jet pipe is provided with the anti-leakage film.)

1. The utility model provides an extraction stove that gutta percha extraction was with having water-saving structure, includes furnace body (1) and raceway (3), its characterized in that: the utility model discloses a furnace body, including furnace body (1), raceway (3), conveyer belt (1), movable plate (14), heating plate (15), support frame (2) is arranged in the lower extreme bottom of furnace body (1), upper end one side of support frame (2) is provided with recovery chamber (10), raceway (3) sets up in the outer wall one side and furnace body (1) junction of recovery chamber (10), the upper end top of furnace body (1) is provided with apron (12), the upper end middle part of apron (12) is provided with disappointing mechanism (7), and the outer wall of mechanism (7) and the inner wall junction of apron (12) that just lose heart are provided with thread groove (13), inside one side of furnace body (1) is provided with movable plate (14), and the lower extreme bottom of movable plate (14) is provided with heating plate (15), the inside both sides of furnace body (1) are provided with drive structure (4), the lower, and the inside of drying chamber (8) is provided with agitating unit (9) all around, inside one side of retrieving room (10) is provided with slag extractor (5), outer wall one side of retrieving room (10) is provided with out flitch (11), go out gluey mechanism (6) including control pipe valve (601) and glue outlet pipe (602) and glue outlet (603), outer wall one side of glue outlet pipe (602) is provided with control pipe valve (601), and the outer wall opposite side of glue outlet pipe (602) is provided with glue outlet (603).

2. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 1, which is characterized in that: the furnace body (1) and the support frame (2) form a welding integrated structure, and the support frame (2) and the recovery chamber (10) are vertically distributed.

3. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 1, which is characterized in that: the transmission structure (4) comprises a fixing block (401), an expansion rod (402) and a movable shaft group (403), wherein the fixing block (401) is arranged on two sides of the outer wall of the expansion rod (402), and the movable shaft group (403) is arranged at the joint of the outer wall of the fixing block (401) and the outer wall of the expansion rod (402).

4. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 3, wherein the extraction furnace comprises: the fixed block (401) is movably connected with the telescopic rod (402) through the movable shaft group (403), and the fixed block (401) is fixedly connected with the movable shaft group (403).

5. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 1, which is characterized in that: the slag discharging mechanism (5) comprises a sliding rail (501), a sliding block (502) and a moving block (503), wherein the sliding block (502) is arranged on one side of the inner wall of the sliding rail (501), and the moving block (503) is arranged on one side of the outer wall of the sliding block (502).

6. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 5, wherein the extraction furnace comprises: the slide rail (501) and the slide block (502) are mutually embedded in a shape like a Chinese character 'ji', and the slide block (502) and the moving block (503) are fixedly connected.

7. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 1, which is characterized in that: the air leakage mechanism (7) comprises an air leakage hole (701), a pressing block (702) and an air leakage block (703), the air leakage hole (701) is formed in the periphery of the inner wall of the air leakage block (703), and the pressing block (702) is arranged on one side of the inside of the air leakage block (703).

8. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 7, wherein: the air release holes (701) are symmetrically distributed along the central axis of the air release block (703), and the press block (702) is movably connected with the air release block (703).

9. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 1, which is characterized in that: the stirring device (9) comprises a main air pipe (901), a vertical jet pipe (902) and an auxiliary air pipe (903), wherein the vertical jet pipe (902) is arranged on the periphery of the upper end of the main air pipe (901), and the auxiliary air pipe (903) is arranged on one side of the outer wall of the vertical jet pipe (902).

10. The extraction furnace with the water-saving structure for extracting eucommia ulmoides rubber according to claim 9, wherein: the main air pipe (901), the vertical jet pipe (902) and the auxiliary air pipe (903) are communicated with each other, and the vertical jet pipe (902) is uniformly distributed along the central axis of the main air pipe (901).

Technical Field

The invention relates to the technical field of eucommia rubber extraction production, in particular to an extraction furnace with a water-saving structure for eucommia rubber extraction.

Background

Eucommia bark is a peculiar rare economic tree species in China and is also an important collagen plant with the widest application range in the world, leaves, barks and peels of eucommia bark are rich in a white filamentous substance, namely eucommia bark gum, the eucommia bark gum is an excellent polymer material with rubber and plastic duality, the application field of the eucommia bark gum is expanded, the eucommia bark gum is used as a peculiar plant in China, the comprehensive development and utilization of the eucommia bark gum are widely concerned by related national departments, particularly, the eucommia bark gum can be used for developing thermoplastic functional materials and thermoelastic shape memory materials and can be used for developing tires in aviation and related industries, a novel rubber material is provided for the development of national defense industry and aerospace industry, and the eucommia bark rubber needs to be extracted to extract relatively pure eucommia bark gum for direct use in the using process.

When the existing extraction furnace for extracting eucommia ulmoides rubber is used, when the dried eucommia ulmoides rubber is heated and fermented in a treatment chamber, water needs to be injected into the treatment chamber to flush the fermented rubber, the water used for the rinse needs to be an alkaline solution containing 5% NaOH, but after the completion of the leach rinse, if the direct discharge is carried out, the environment can be polluted, but if the discharge treatment is carried out on the flushing water, a large amount of resources can be wasted, and when the fermented gutta percha is dried, the surface is dry and the inside is wet, or the inside is dry and hard, the drying is not uniform, and if the stirring rod is adopted for stirring, in the stirring process, a rotating centrifugal force can be generated, so that the eucommia ulmoides gum is stuck in the equipment, and the working strength of operators is increased.

Disclosure of Invention

The invention aims to provide an extraction furnace with a water-saving structure for extracting eucommia ulmoides rubber, which aims to solve the problems that in the using process proposed in the background art, when dried fruits of eucommia ulmoides rubber are heated and fermented in a treatment chamber, water needs to be injected into the treatment chamber to flush the fermented rubber, the water for flushing needs to be alkaline solution containing 5% of NaOH, but after the solution is leached and flushed, the environment is polluted if the solution is directly discharged, but if the flushing water is discharged, a large amount of resources are wasted, when the fermented eucommia ulmoides rubber is dried, the inside of the dried surface is wet, or the inside of the dried surface is dry and hard, the drying is uneven, and if a stirring rod is adopted for stirring, in the stirring process, can produce rotatory centrifugal force, can make the gutta percha be stained with in the inside of equipment, increase operating personnel's working strength's problem.

In order to achieve the purpose, the invention provides the following technical scheme: an extraction furnace with a water-saving structure for extracting eucommia ulmoides rubber comprises a furnace body and a water pipe, wherein a support frame is arranged at the bottom of the lower end of the furnace body, a recovery chamber is arranged at one side of the upper end of the support frame, the water pipe is arranged at one side of the outer wall of the recovery chamber and the junction of the furnace body, a cover plate is arranged at the top of the upper end of the furnace body, a gas release mechanism is arranged in the middle of the upper end of the cover plate, a thread groove is arranged at the junction of the outer wall of the gas release mechanism and the inner wall of the cover plate, a movable plate is arranged at one side of the inside of the furnace body, a heating plate is arranged at the bottom of the lower end of the movable plate, transmission structures are arranged at two sides of the inside of the furnace body, a rubber outlet mechanism is arranged at the bottom, the outer wall one side of retrieving the room is provided with out the flitch, go out gluey mechanism and include control pipe valve and glue outlet pipe and go out the jiao kou, outer wall one side of glue outlet pipe is provided with the control pipe valve, and goes out the outer wall opposite side of glue outlet pipe and be provided with out jiao kou.

Preferably, a welding integrated structure is formed between the furnace body and the support frame, and the support frame and the recovery chamber are vertically distributed.

Preferably, the transmission structure comprises a fixed block, a telescopic rod and a movable shaft group, the fixed block is arranged on two sides of the outer wall of the telescopic rod, and the movable shaft group is arranged at the joint of the outer wall of the fixed block and the outer wall of the telescopic rod.

Preferably, the fixed block is movably connected with the telescopic rod through a movable shaft group, and the fixed block is fixedly connected with the movable shaft group.

Preferably, the slag discharging mechanism comprises a slide rail, a slide block and a moving block, the slide block is arranged on one side of the inner wall of the slide rail, and the moving block is arranged on one side of the outer wall of the slide block.

Preferably, the slide rail and the slide block are mutually embedded in a shape like a Chinese character 'ji', and the slide block and the movable block are fixedly connected.

Preferably, the mechanism of disappointing is including disappointing hole and briquetting and disappointing piece, and the inner wall of disappointing piece is provided with disappointing hole all around, and the inside one side of disappointing piece is provided with the briquetting.

Preferably, the air leakage holes are symmetrically distributed along the central axis of the air leakage block, and the pressing block is movably connected with the air leakage block.

Preferably, the stirring device comprises a main air pipe, a vertical jet pipe and an auxiliary air pipe, the vertical jet pipe is arranged around the upper end of the main air pipe, and the auxiliary air pipe is arranged on one side of the outer wall of the vertical jet pipe.

Preferably, the main gas pipe, the vertical jet pipe and the auxiliary gas pipe are communicated with each other, and the vertical jet pipe is uniformly distributed along the central axis of the main gas pipe.

Compared with the prior art, the invention has the following beneficial effects:

1. the extraction furnace comprises a furnace body, a support frame, a recovery chamber, a water pipe.

2. According to the invention, through the arrangement of the fixed block, the telescopic rod and the movable shaft group, the transmission structure is arranged at the lower end of the movable plate, so that the movable plate is connected with the telescopic rod through the movable shaft group, the inclination degree of the movable plate at the upper end can be accurately controlled through the extension and retraction of the telescopic rod, the down-flow speed of rubber is controlled, the stability in the whole transmission process is ensured, and the movable plates at the left side and the right side are mutually embedded, so that the sealing property of the whole plane can be ensured, and the sealing property in the fermentation process of the rubber at the.

3. According to the filter plate, the slide rail, the slide block and the moving block are arranged, the slide rail is arranged on one side of the inner wall of the recovery chamber, the inner wall of the slide rail is in a shape like a Chinese character 'ji', the slide block with the same size is arranged on the inner wall of the slide rail, the fixed moving block is welded on one side of the outer wall of the slide block, the pneumatic rod is arranged at the lower end of the moving block, an elastic sealing material is arranged on one side of the inner portion of the filter plate, the pneumatic rod can be guaranteed to drive the filter plate at the upper end to move in a small range, the discharge plate at the left end can be pushed to move clockwise in the sliding process of the filter plate, so that filter residues can flow out from the opening at the.

4. The invention fixes the whole air release mechanism at the middle part of the upper end of the cover plate through the thread groove by arranging the air release hole, the pressing block and the air release block, so that the pressing block is positioned at the inner circular groove of the air release block to be movably connected, when rubber in the furnace body is dried, a large amount of steam can be generated, in order to ensure the efficiency of the whole drying operation, the inside of the whole furnace body is in a sealed state, when too much steam in the furnace body leads to overlarge pressure intensity, the pressing block positioned in the air release block can be jacked up by the pressure intensity, so that the air release hole is communicated with the furnace body, redundant steam in the furnace body can be rapidly discharged, and after proper steam is discharged, the pressing block can fall down, so that the air release hole at the upper end is sealed, and the stable air pressure in the furnace body can be ensured.

5. According to the invention, through the arrangement of the main air pipe, the vertical air injection vertical pipe and the auxiliary air pipe, the drying chamber is in a concave spherical shape, the circular main air pipe is arranged at the lower end inside the drying chamber, the vertical air injection vertical pipe is arranged around the upper end of the main air pipe, the air injection vertical pipe is provided with an inner layer and an outer layer, the air injection vertical pipe is connected together through the auxiliary air pipe, the top of the upper end of the air injection vertical pipe is provided with the anti-leakage film, and the heating block is arranged at the joint of the stirring device and the drying chamber, so that dry steam can be heated to be sprayed out of the air injection vertical pipe to jack the rubber at the upper end, so that the rubber is stirred, the drying uniformity of the whole rubber is ensured, and the quality of the extracted eucommia rubber is ensured.

Drawings

FIG. 1 is a schematic view of the internal structure of an extraction furnace with a water-saving structure for extracting eucommia ulmoides rubber of the present invention;

FIG. 2 is a schematic view of an operation structure of an extraction furnace with a water-saving structure for extracting eucommia ulmoides rubber of the present invention;

FIG. 3 is a schematic view of a top view of a drying chamber of an extraction furnace with a water-saving structure for extracting eucommia ulmoides rubber according to the present invention;

FIG. 4 is a schematic view of a part of an enlarged structure at A in FIG. 1 of an extraction furnace with a water-saving structure for extracting gutta percha according to the present invention;

FIG. 5 is a schematic view of a part of an enlarged structure at B in FIG. 2 of an extraction furnace with a water-saving structure for extracting eucommia ulmoides rubber according to the present invention.

In the figure: 1. a furnace body; 2. a support frame; 3. a water delivery pipe; 4. a transmission structure; 401. a fixed block; 402. A telescopic rod; 403. a movable shaft group; 5. a slag discharge mechanism; 501. a slide rail; 502. a slider; 503. a moving block; 6. a glue discharging mechanism; 601. a control tube valve; 602. discharging the rubber tube; 603. a glue outlet; 7. an air release mechanism; 701. an air release hole; 702. briquetting; 703. a gas release block; 8. a drying chamber; 9. a stirring device; 901. A main air pipe; 902. a gas injection standpipe; 903. an auxiliary air pipe; 10. a recovery chamber; 11. a discharge plate; 12. a cover plate; 13. a thread groove; 14. a movable plate; 15. and (4) heating the sheet.

Detailed Description

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

Referring to fig. 1-5, the present invention provides a technical solution: an extraction furnace with a water-saving structure for eucommia rubber extraction comprises a furnace body 1, a support frame 2, a water delivery pipe 3, a transmission structure 4, a slag discharging mechanism 5, a rubber discharging mechanism 6, an air discharging mechanism 7, a drying chamber 8, a stirring device 9, a recovery chamber 10, a material discharging plate 11, a cover plate 12, a thread groove 13, a movable plate 14 and a heating plate 15, wherein the support frame 2 is arranged at the bottom of the lower end of the furnace body 1, the recovery chamber 10 is arranged at one side of the upper end of the support frame 2, the water delivery pipe 3 is arranged at the joint of one side of the outer wall of the recovery chamber 10 and the furnace body 1, the cover plate 12 is arranged at the top of the upper end of the furnace body 1, the air discharging mechanism 7 is arranged in the middle of the upper end of the cover plate 12, the thread groove 13 is arranged at the joint of the outer wall of the air discharging mechanism 7 and the inner wall of the cover plate 12, the lower extreme bottom of furnace body 1 is provided with out gluey mechanism 6, and the inside lower extreme of furnace body 1 is provided with drying chamber 8, and is provided with agitating unit 9 around the inside of drying chamber 8, and inside one side of retrieving room 10 is provided with slag extractor 5, and outer wall one side of retrieving room 10 is provided with play flitch 11, and it includes control pipe valve 601 and play glued membrane 602 and go out jiao kou 603 to go out gluey mechanism 6, outer wall one side of play glued membrane 602 is provided with control pipe valve 601, and the outer wall opposite side of going out glued membrane 602 is provided with out jiao kou 603.

In the invention, a welding integrated structure is formed between the furnace body 1 and the support frame 2, the support frame 2 and the recovery chamber 10 are vertically distributed, the whole furnace body 1, the support frame 2 and the recovery chamber 10 are used as a basic structure of the extraction furnace and are connected in a welding mode, the connection strength of the connection part is high, the structure is stable, the whole extraction furnace is horizontally and vertically distributed, the gravity center stability of the whole extraction furnace can be effectively ensured, the long-term use of the extraction furnace is met, and the flushing water collected from the inside of the furnace body 1 and residues into the recovery chamber 10 is filtered, so that the flushing water is transmitted to the upper end of the furnace body 1 through the water conveying pipe 3 again to recycle the flushing water;

the transmission structure 4 comprises a fixed block 401, an expansion link 402 and a movable shaft set 403, wherein the fixed block 401 is arranged on two sides of the outer wall of the expansion link 402, and a movable shaft group 403 is arranged at the joint of the outer wall of the fixed block 401 and the outer wall of the telescopic rod 402, the fixed block 401 is movably connected with the telescopic rod 402 through the movable shaft group 403, the fixed block 401 is fixedly connected with the movable shaft group 403, the lower end of the movable plate 14 is provided with a transmission structure 4, so that the movable plate 14 is connected with the telescopic rod 402 through a movable shaft set 403, the inclination degree of the upper movable plate 14 can be accurately controlled by the extension and contraction of the telescopic rod 402, the downward flow speed of the rubber can be controlled, the stability in the whole transmission process can be ensured, the movable plates 14 on the left side and the right side are mutually embedded, so that the sealing performance of the whole plane can be ensured, and the sealing performance in the rubber fermentation process at the upper end is ensured;

the slag discharging mechanism 5 comprises a slide rail 501, a slide block 502 and a moving block 503, wherein the slide block 502 is arranged on one side of the inner wall of the slide rail 501, the moving block 503 is arranged on one side of the outer wall of the slide block 502, the slide rail 501 and the slide block 502 are mutually embedded in a shape like a Chinese character 'ji', the slide block 502 and the moving block 503 are fixedly connected, the slide rail 501 is arranged on one side of the inner wall of the recovery chamber 10, the inner wall of the slide rail 501 is in a shape like a Chinese character 'ji', the slide block 502 with the same size is arranged on the inner wall of the slide rail 501, the fixed moving block 503 is welded on one side of the outer wall of the slide block 502, a pneumatic rod is arranged at the lower end of the moving block 503, an elastic sealing material is arranged on one side of the inside of the filter plate, the pneumatic rod can drive the filter plate at the upper end to move in a small, the filter plate is inclined, so that slag discharge operation can be conveniently carried out;

the air release mechanism 7 comprises an air release hole 701, a pressing block 702 and an air release block 703, the air release hole 701 is arranged on the periphery of the inner wall of the air release block 703, a pressing block 702 is arranged on one side inside the air release block 703, the air release holes 701 are symmetrically distributed along the central axis of the air release block 703, the pressing block 702 and the air release block 703 form a movable connection, the whole air release mechanism 7 is fixed in the middle of the upper end of the cover plate 12 through a thread groove 13, the pressing block 702 is positioned at the inner circular groove of the air release block 703, so that the pressing block 702 can be movably connected, when rubber inside the furnace body 1 is dried, a large amount of steam is generated, and in order to ensure the efficiency of the whole drying operation, the inside of the whole furnace body 1 is sealed, when too much steam inside the furnace body 1 causes too much pressure, the pressing block 702 inside the air release block 703 is jacked up, so that the air release hole 701 is communicated with the furnace body 1, the excessive steam in the furnace body is rapidly discharged, and after the proper steam is discharged, the pressing block 702 falls down, so that the air leakage hole 701 at the upper end is sealed, and the stable air pressure in the furnace body 1 is ensured;

the stirring device 9 comprises a main air pipe 901, a vertical jet pipe 902 and an auxiliary air pipe 903, the vertical jet pipe 902 is arranged around the upper end of the main air pipe 901, the auxiliary air pipe 903 is arranged on one side of the outer wall of the vertical jet pipe 902, the main air pipe 901, the vertical jet pipe 902 and the auxiliary air pipe 903 are communicated with each other, the vertical jet pipe 902 is uniformly distributed along the central axis of the main air pipe 901, the drying chamber 8 is in a concave spherical shape, the circular main air pipe 901 is arranged at the lower end inside the drying chamber 8, the vertical jet pipe 902 is arranged around the upper end of the main air pipe 901, the vertical jet pipe 902 is provided with an inner layer and an outer layer, the inner layer and the outer layer are connected together through the auxiliary air pipe 903, the top of the upper end of the vertical jet pipe 902 is provided with an anti-leakage film, and a heating block is arranged at the connection part of the stirring device 9 and the drying chamber 8, so that dry steam can be heated, the rubber at the upper end is pushed to stir the rubber, so that the drying uniformity of the whole rubber is ensured, and the quality of the extracted eucommia ulmoides rubber is ensured.

The working principle of the embodiment is as follows: when the extraction furnace with the water-saving structure is used, an operator opens a cover plate 12 at the upper end, dry eucommia rubber fruits are added into a furnace body 1 of the extraction furnace, concentrated sweet distiller's yeast is added into the extraction furnace, the cover plate 12 is placed at the upper end and is fixedly sealed by bolts, a heating plate 15 generates heat to ferment the dry eucommia rubber fruits at the upper end at 30 ℃ for 16 hours, then 5% of alkaline solution water of NaOH is sprayed into the furnace body 1 through a water conveying pipe 3 through an external water pump to enable the fermented rubber to be leached in flushing water, movable plates 14 at two sides are rotated inwards through automatic expansion and contraction of an expansion rod 402 to enable the fermented rubber, the flushing water and residues at the upper end to fall on a filter plate at the lower end, and dry and clean air is input into a main air pipe 901, the air is heated in the drying chamber 8, then the steam is formed and sprayed out from the air jet standpipe 902 at the upper end, the rubber body can be filtered at the groove at the upper end of the drying chamber 8 and is stirred and dried by the steam at the lower end, the drying uniformity is ensured, the flushing water and the residues can flow into the recovery chamber 10 and are filtered again, the flushing water is filtered to the lower end for storage, after the filtering is completed, the moving block 503 is driven by the pneumatic rod at the lower end to slide downwards, in the process that the moving block 503 slides downwards, the filter plate can push the discharging plate 11 at the left end to move clockwise, so that the filter residue can flow out from the opening at the lower end of the discharging plate 11, in the drying process, the steam in the furnace body 1 can be gradually increased, and when the pressure is too high, the pressing block 702 in the air release block 703 can be pushed up by the pressure, so that the air release hole 701 and the, come the rapid unnecessary steam discharge with inside, treat to discharge suitable steam after, can make briquetting 702 whereabouts to seal the disappointing hole 701 of upper end, guarantee the inside stable atmospheric pressure of furnace body 1, the rubber of accomplishing of drying is collected through the play jiao kou 603 in the play jiao mechanism 6 of lower extreme, then the rethread goes out the delivery of rubber pipe 602 and discharges can.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.