Double-cone rotary vacuum dryer

Abstract

The invention discloses a double-cone rotary vacuum dryer, and relates to the technical field of vacuum dryers, the double-cone rotary vacuum dryer comprises a drying assembly used for performing vacuum drying on materials, the drying assembly is used for heating the materials while drying the materials, and meanwhile, the drying assembly is used for performing sampling detection on the materials; a discharging assembly for discharging the materials is arranged at the lower end of the drying assembly, the discharging assembly automatically takes out the materials in the drying assembly, and meanwhile, the drying assembly is prevented from being blocked during discharging, and a feeding assembly for feeding the materials into the drying assembly is arranged at the upper end of the drying assembly; the feeding assembly automatically opens the drying assembly and feeds materials into the drying assembly, the feeding assembly is further provided with a spraying head for cleaning the drying assembly, and the spraying head is inserted into the drying assembly to clean the drying assembly. And after drying is completed, the drying assembly is automatically treated, and the drying efficiency and convenience of the materials are improved.

Description

Technical Field

[0001] The invention relates to the technical field of vacuum dryers, in particular to a double-cone rotary vacuum dryer. Background Art

[0002] Double cone rotary vacuum dryer is a drying equipment commonly used in chemical, pharmaceutical, food and other industries, especially suitable for drying heat-sensitive materials. Its working principle is to evaporate and remove the moisture in the material by heating and stirring in a vacuum environment to achieve the purpose of drying. Double cone rotary vacuum dryer consists of a double cone drying cylinder and a built-in stirring device. The equipment uses a vacuum pump to extract the air in the studio and reduce the air pressure, which can reduce the boiling point of the material and enable it to be dried at a low temperature.

[0003] A Chinese invention patent with announcement number CN117404882B discloses a double-cone rotary vacuum dryer, which is equipped with multiple drying chambers. The drying of different materials is completed by setting up multiple drying chambers, and the materials are dried in different categories, which solves the problem that different materials require different drying times and improves the drying efficiency. However, this device cannot realize automatic loading and unloading of materials. At the same time, this device cannot effectively clean the drying chamber after drying. The manual cleaning time is long and the efficiency is low, which affects the working efficiency of the dryer. Summary of the invention

[0004] In view of the above technical problems, the present invention discloses a double-cone rotary vacuum dryer.

[0005] The technical solution adopted by the present invention to solve the above technical problems is: a double-cone rotary vacuum dryer, including a drying component, the drying component includes a support frame one, a drying barrel is rotatably arranged on the support frame one, the drying barrel is provided with a detection column, a top cover and a bottom cover, a humidity detector is arranged in the detection column, the detection column samples and detects the humidity of the material in the drying barrel, a discharging component is arranged at the lower end of the drying component, the discharging component includes a storage box, a mounting frame three and a dredging mechanism are slidably arranged on the storage box, and a plurality of clamping plates are slidably arranged on the mounting frame three The clamping plate removes the bottom cover from the drying barrel, and a feeding assembly is provided on the drying assembly, and the feeding assembly includes a support frame 2 installed on the support frame 1, and a mounting frame 4 is slidably provided on the support frame 2, and a feeding mechanism and a cleaning frame are provided on the mounting frame 4. A support column 1 is provided at the lower end of the cleaning frame, and a support column 2 is slidably provided inside the support column 1, and a support column 3 is slidably provided on the support column 2, and an adjusting block is slidably provided on the support column 3, and a rotating frame and a spray head are rotatably provided on the adjusting block, and the spray head cleans the inside of the drying barrel.

[0006] Furthermore, a liquid exchange box is provided on one side of the support frame, and the liquid exchange box is rotatably connected to the drying barrel through a liquid exchange pipe. Hot liquid layers and cold liquid layers are provided in the drying barrel and the liquid exchange pipe. The hot liquid layer and the cold liquid layer are communicated with each other to realize liquid circulation, thereby completing the heating of the drying barrel.

[0007] Furthermore, an exhaust pipe is provided on one side of the support frame, the drying component is connected to the drying barrel through a vacuum pump, the vacuum pump is provided with an exhaust head, and a scraper is slidably provided on the exhaust head.

[0008] Furthermore, a baffle is slidably provided on the detection column to block the inside of the detection column. A screen is provided at the lower end of the drying barrel. The material enters the discharging assembly after being screened by the screen. A stirring rod and a pushing plate are also provided inside the drying barrel.

[0009] Furthermore, the unclogging mechanism comprises a mounting frame 1 slidably mounted on the storage box, a mounting frame 2 is slidably arranged on the mounting frame 1, an unclogging stick is slidably arranged in the mounting frame 2, and the unclogging stick is used to unblock the drying component.

[0010] Furthermore, a plurality of groups of material blocking plates are slidably arranged on the second mounting frame, and the material blocking plates block the lower end of the drying component to prevent the material from scattering around after dredging.

[0011] Furthermore, the feeding mechanism includes a feed hopper slidably mounted on a mounting frame 4, a discharge hopper is arranged at the lower end of the feed hopper, the discharge hopper is aligned with the upper end of the drying component, and a discharge plate is slidably arranged on the feed hopper, and the discharge plate pushes the material into the discharge hopper.

[0012] Furthermore, a support plate is rotatably provided on the discharge hopper, a replacement frame is slidably provided on the support plate, a clamping ring is slidably provided on the replacement frame, and the clamping ring clamps the top cover.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention automatically performs vacuum drying on the material through the provided drying component, and the provided stirring rod and pushing plate improve the stirring effect of the material in the drying barrel; a detection column is also provided in the drying component, and the detection column automatically detects the dryness of the material in the drying barrel, and adjusts the heating temperature of the drying barrel in real time, thereby saving energy and ensuring the safety of the material; the discharging component provided in the present invention automatically unclogs the drying barrel, improves the material discharging speed of the drying barrel, and avoids blockage during material discharging of the drying barrel that affects the material discharging speed; the feeding component provided at the upper end of the drying component automatically feeds the drying barrel, and automatically performs high-pressure cleaning on the inside of the drying barrel, and the cleaning range and direction of the spray head can be adjusted in real time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a front view of the overall structure of the present invention.

[0015] Figure 2 for Figure 1 Structural cross-section view in the AA direction.

[0016] Figure 3 It is a schematic diagram of the overall structure of the present invention.

[0017] Figure 4 It is a top view of the drying component structure of the present invention.

[0018] Figure 5 for Figure 4 Structural cross-section view along the BB direction.

[0019] Figure 6 It is a cross-sectional view of the local structure of the drying component of the present invention.

[0020] Figure 7 It is a left view of the discharge assembly structure of the present invention.

[0021] Figure 8 for Figure 7 Structural cross-section view in CC direction.

[0022] Fig. 9 It is a schematic diagram of the structure of the discharging assembly of the present invention.

[0023] Fig.10 It is a schematic diagram of the structure of the feed assembly of the present invention.

[0024] Fig.11 It is a cross-sectional view of the feed assembly structure of the present invention.

[0025] Fig.12 It is a schematic diagram of the local structure of the feeding assembly of the present invention.

[0026] Fig.13 It is a partial structural cross-sectional view of the feed assembly of the present invention.

[0027] Description of the drawings: 1-drying assembly; 2-discharging assembly; 3-feeding assembly; 101-support frame 1; 102-drying barrel; 103-liquid exchange box; 104-liquid exchange pipe; 105-top cover; 106-vacuum pump; 107-exhaust pipe; 108-exhaust head; 109-bottom cover; 110-stirring stick; 111-push plate; 112-scraper; 113-detection column; 114-baffle; 115-screen; 116-hot liquid layer; 117-cold liquid layer; 201-storage box; 202-mounting frame 1; 203-mounting frame two; 204-material blocking plate; 205-dredging stick; 206-mounting frame three; 207-clamping plate; 301-support frame two; 302-mounting frame four; 303-feed hopper; 304-cleaning frame; 305-support column one; 306-feed trough; 307-discharge hopper; 308-replacement frame; 309-clamping ring one; 310-support plate; 311-discharging plate; 312-support column two; 313-support column three; 314-adjusting block; 315-rotating frame; 316-spraying head. DETAILED DESCRIPTION

[0028] refer to Figures 1 to 13 A double-cone rotary vacuum dryer is shown, comprising a drying component 1 for drying materials, the drying component 1 comprising a drying barrel 102, the drying barrel 102 heats the materials while performing vacuum drying on the materials, thereby improving the drying effect of the materials, and at the same time, a stirring rod 110 and a pushing plate 111 arranged inside the drying barrel 102 improve the stirring efficiency of the materials, and the drying barrel 102 detects the dryness of the materials in real time, a discharging component 2 for taking out the materials is arranged at the lower end of the drying barrel 102, the discharging component 2 automatically takes out the materials and clears the discharging port of the drying barrel 102 while preventing the drying barrel 102 from being blocked when discharging materials, a feeding component 3 for feeding and cleaning the drying barrel 102 is arranged at the upper end of the drying barrel 102, the feeding component 3 can extend into the interior of the drying barrel 102 for cleaning, and the interior of the drying barrel 102 is cleaned by a high-pressure water column, thereby improving the cleaning effect of the drying barrel 102.

[0029] The drying assembly 1 includes two groups of support frames 101, on which drying barrels 102 are rotatably arranged, and a liquid exchange box 103 is arranged on the side of one group of support frames 101, and a liquid exchange pipe 104 is arranged on the liquid exchange box 103, and the liquid exchange pipe 104 is rotatably connected to the drying barrel 102. A hot liquid layer 116 and a cold liquid layer 117 are arranged in the liquid exchange pipe 104 and the drying barrel 102, and the hot liquid layer 116 and the cold liquid layer 117 are communicated. The hot liquid layer 116 and the cold liquid layer 117 are also communicated with the liquid exchange pipe 104 and the drying barrel 102. The heated liquid in the liquid exchange box 103 enters the hot liquid layer 116 of the drying barrel 102 through the hot liquid layer 116 of the liquid exchange pipe 104, and the heated liquid exchanges heat with the material in the drying barrel 102 and passes through the drying The cold liquid layer 117 of the barrel 102 flows into the cold liquid layer 117 on the liquid exchange pipe 104 and then enters the liquid exchange tank 103, and is heated again to realize circulation. A vacuum pump 106 is arranged on another group of support frames 101, and an exhaust pipe 107 is arranged on the vacuum pump 106. The exhaust pipe 107 is inserted into the drying barrel 102, and the exhaust pipe 107 is rotatably connected to the drying barrel 102. An exhaust head 108 is arranged at one end of the exhaust pipe 107 away from the vacuum pump 106, and a scraper 112 is slidably arranged on the exhaust head 108. The scraper 112 scrapes off the residual material on the exhaust head 108 to avoid clogging of the exhaust head 108. A feed port is arranged at the upper end of the drying barrel 102, and a top cover 105 is detachably arranged at the upper end of the drying barrel 102. The lower end of the drying barrel 102 is an outlet The material inlet and the lower end of the drying barrel 102 are detachably provided with a bottom cover 109, a detection column 113 is provided inside the drying barrel 102, a humidity detector is provided inside the detection column 113, two sets of baffles 114 are slidably provided on the detection column 113, the baffles 114 seal the detection column 113, when it is necessary to detect the humidity of the material inside the drying barrel 102 during work, the baffle 114 is driven to slide on the detection column 113, the baffle 114 releases the seal on the detection column 113, at this time the material can enter the detection column 113, the humidity detector in the detection column 113 detects the humidity of the material, and adjusts the heating temperature of the drying barrel 102 in real time, a plurality of stirring rods 110 are rotatably provided at the lower end of the drying barrel 102, and a sliding device 114 is provided inside the drying barrel 102 A plurality of groups of push plates 111 are provided, and the push plates 111 and the stirring rods 110 improve the stirring efficiency of the materials in the drying barrel 102. A screen 115 is provided at the lower end of the drying barrel 102, and the materials are discharged from the drying barrel 102 through the screen 115. The materials to be dried and the balls are put into the drying barrel 102, driving the drying barrel 102 to rotate, and driving the exhaust pipe 107 to work at the same time. The exhaust pipe 107 extracts the air in the drying barrel 102 through the exhaust head 108, and at the same time extracts the moisture of the materials in the drying barrel 102. The heated liquid in the liquid exchange tank 103 enters the drying barrel 102 through the liquid exchange pipe 104, and then flows back from the drying barrel 102 into the liquid exchange tank 103, completing the heating of the materials in the drying barrel 102, and driving the stirring rod 110 to rotate while drying.The stirring rod 110 stirs the material in the drying barrel 102 and drives the pushing plate 111 to slide on the drying barrel 102. The pushing plate 111 pushes the material in the drying barrel 102 to move, thereby improving the stirring effect of the material in the drying barrel 102.

[0030] The discharge assembly 2 includes a storage box 201, which is located at the lower end of the discharge port of the drying barrel 102. A mounting frame 3 206 is slidably arranged inside the storage box 201. Multiple groups of clamping plates 207 are slidably arranged inside the mounting frame 3 206. When the bottom cover 109 at the lower end of the drying barrel 102 needs to be removed, the mounting frame 3 206 is driven to slide on the storage box 201, and the mounting frame 3 206 drives the clamping plates 207 to align with the bottom cover 109, and drives the multiple groups of clamping plates 207 to move, and the multiple groups of clamping plates 207 clamp the bottom cover 109, and then drives the mounting frame 3 206 to reset, and the mounting frame 3 206 removes the bottom cover 109 from the drying barrel 102. At this time, the material in the drying barrel 102 enters the storage through the discharge port. The material is collected in the box 201. When the lower end of the drying barrel 102 is blocked, the mounting frame 1 202 is driven to slide on the storage box 201, and the mounting frame 1 202 drives the mounting frame 2 203 and the unblocking stick 205 to align with the discharge port of the drying barrel 102, and the mounting frame 203 is driven to slide on the mounting frame 1 202, and the mounting frame 1 202 drives the unblocking stick 205 to approach the discharge port of the drying barrel 102, and then the unblocking stick 205 is driven to slide on the mounting frame 203, and the unblocking stick 205 unblocks the screen 115 to prevent the screen 115 from being blocked. While unblocking the screen 115, the two sets of baffle plates 204 are driven to approach each other to prevent the material from being scattered due to excessive speed when the drying barrel 102 is discharged.

[0031] The feeding assembly 3 includes a support frame 2 301 installed on the support frame 1 101, a mounting frame 4 302 is slidably provided on the support frame 2 301, a feed hopper 303 and a cleaning frame 304 are slidably provided on the mounting frame 4 302, a feed hopper 303 is slidably provided with a discharge plate 311 inside the feed hopper 303, the discharge plate 311 pushes the material in the feed hopper 303 to move, a feed trough 306 is provided on the feed hopper 303, a discharge hopper 307 is provided at the lower end of the feed hopper 303, the feed trough 306 is communicated with the discharge hopper 307, the material enters the discharge hopper 307 through the feed trough 306, and then is discharged through the discharge hopper 307, support plates 310 are rotatably provided on both sides of the discharge hopper 307, a replacement frame 308 is slidably provided in the support plate 310, and two sets of replacement frames 308 are provided on A clamping ring 309 is slidably provided on both sides. When the two sets of clamping rings 309 are driven to approach each other, the top cover 105 is clamped. When feeding is needed, the feed hopper 303 is driven to slide on the mounting frame 302, and the feed hopper 303 drives the discharge hopper 307 to align with the feed port of the drying barrel 102, and the replacement frame 308 is driven to slide on the support plate 310, and the replacement frame 308 drives the clamping ring 309 to align with the top cover 105, and the two sets of clamping rings 309 are driven to approach each other, and the clamping ring 309 clamps the top cover 105, and the replacement frame 308 is driven to reset, and the replacement frame 308 removes the top cover 105 from the drying barrel 102, and the support plate 310 is driven to rotate, and the support plate 310 drives the replacement frame 308 to rotate, so that the feed port at the upper end of the drying barrel 102 is exposed. , drive the mounting frame 4 302 to slide on the supporting frame 2 301, the mounting frame 4 302 drives the feed hopper 303 and the discharge hopper 307 to approach the drying barrel 102, the discharge hopper 307 is fitted with the feed port of the drying barrel 102, the material to be dried is placed in the feed hopper 303, and the unloading plate 311 is driven to move, the unloading plate 311 pushes the material into the feed trough 306, and the material enters the drying barrel 102 through the discharge hopper 307, completing the delivery of the material, the mounting frame 4 302 is also slidably provided with a cleaning frame 304, the lower end of the cleaning frame 304 is rotatably provided with a support column 1 305, the support column 1 305 is slidably provided with a support column 2 312, the support column 2 312 is slidably provided with a support column 313, and the support column 3 313 is slidably provided with a support column 313. There is an adjustment block 314, on which a rotating frame 315 is rotatably arranged, and spray heads 316 are arranged at both ends of the rotating frame 315, and the spray heads 316 are used to spray high-pressure water columns. When it is necessary to clean the inside of the drying barrel 102, the cleaning frame 304 is driven to slide on the mounting frame four 302, and the cleaning frame 304 drives the support column one 305 to align with the discharge port of the drying barrel 102, and drives the support column two 312 to slide in the support column one 305, and the support column two 312 drives the support column three 313 to enter the drying barrel 102, and then drives the support column three 313 to slide in the support column two 312, and the support column three 313 drives the rotating frame 315 to enter the drying barrel 102. When it reaches the working position, the rotating frame 315 is driven to rotate on the adjustment block 314.The spray head 316 is driven to work, and the spray head 316 sprays a high-pressure water column toward the inner wall of the drying barrel 102 to clean the inside of the drying barrel 102. At the same time, the adjustment block 314 is driven to slide on the support column 313, and the adjustment block 314 drives the spray head 316 to move, thereby increasing the cleaning range of the spray head 316 on the inside of the drying barrel 102.

[0032] Working principle: During operation, the material to be rolled and dried is placed in the feed hopper 303. In the initial state, the top cover 105 and the bottom cover 109 are fixed on the drying barrel 102 through the electromagnet block. When the material in the feed hopper 303 needs to be dried, the feed hopper 303 is driven to slide on the mounting frame 4 302, and the feed hopper 303 drives the discharge hopper 307 and the clamping ring 1 309 to move above the top cover 105. Then the mounting frame 4 302 is driven to slide on the support frame 2 301, and the mounting frame 4 302 drives the clamping ring 1 309 to align with the top cover 105, and the two sets of clamping rings 1 309 are driven to approach each other. The clamping ring 1 309 clamps the top cover 105, and the electromagnet block at the upper end of the drying barrel 102 is closed. The drying barrel 102 releases the fixation of the top cover 105, and the replacement frame 308 is driven to slide on the support plate 310. The replacement frame 308 and the clamping ring 1 309 The cover 105 is removed from the drying barrel 102, and the support plate 310 is driven to rotate on the discharge hopper 307. The support plate 310 drives the replacement frame 308 to rotate, and the replacement frame 308 drives the top cover 105 to rotate, and the top cover 105 is removed to leak out of the feed port at the upper end of the drying barrel 102, and the mounting frame 4 302 is driven to slide on the support frame 2 301, and the mounting frame 4 302 drives the discharge hopper 307 to descend and gradually approach the drying barrel 102, and the discharge hopper 307 is gradually moved to the bottom of the drying barrel 102. 7 is inserted into the feed port of the drying barrel 102, driving the unloading plate 311 to slide in the feed hopper 303, the unloading plate 311 pushes the material into the feed slot 306, the material passes through the feed slot 306 and enters the discharge hopper 307 and then enters the drying barrel 102, driving the mounting frame 302 to reset, driving the support plate 310 and the replacement frame 308 to install the top cover 105 back on the drying barrel 102, and the feeding of the drying barrel 102 is completed at this time.

[0033] When the material in the drying barrel 102 is dried, the drying barrel 102 is driven to rotate on the support frame 101, and the liquid exchange box 103 is started. The heated liquid in the liquid exchange box 103 enters the drying barrel 102 through the liquid exchange pipe 104, and then flows back from the drying barrel 102 to the liquid exchange box 103, completing the heating of the material in the drying barrel 102. The vacuum pump 106 is started, and the vacuum pump 106 extracts the moisture and air in the drying barrel 102 through the exhaust pipe 107 and the exhaust head 108, and drives the scraper 112 to slide on the exhaust head 108 to prevent the material from sticking to the exhaust head 108 and causing blockage of the exhaust head 108, so as to achieve the drying of the material in the drying barrel 102. The material is dried. While the drying barrel 102 is rotating, the baffle 114 is driven to slide on the detection column 113. The baffle 114 releases the seal on the detection column 113. At this time, the material in the drying barrel 102 enters the detection column 113. The humidity of the material is detected by the humidity detector in the detection column 113, and the heating temperature of the liquid exchange tube 104 is adjusted to avoid energy waste or damage to the material due to excessive temperature. At the same time, the stirring rod 110 is driven to rotate on the drying barrel 102, and the pushing plate 111 is driven to slide on the drying barrel 102. The work of the stirring rod 110 and the pushing plate 111 improves the stirring efficiency of the material in the drying barrel 102.

[0034] After the drying of the material is completed, the drying barrel 102 is driven to reset, and then the mounting frame 3 206 is driven to slide on the storage box 201. The mounting frame 3 206 gradually approaches the drying barrel 102, and the mounting frame 3 206 drives the clamping plate 207 to clamp the bottom cover 109, closes the electromagnet block at the lower end of the drying barrel 102, and drives the mounting frame 3 206 to reset on the storage box 201. At this time, the clamping plate 207 removes the bottom cover 109 from the drying barrel 102, and the material is discharged through the discharge port at the lower end of the drying barrel 102. In order to avoid blockage during the discharge process, the mounting frame 1 202 is driven to slide on the storage box 201, and the mounting frame 1 202 drives the mounting frame The second frame 203 moves, and the second mounting frame 203 drives the unblocking stick 205 to align with the discharge port of the drying barrel 102, and drives the second mounting frame 203 to slide on the first mounting frame 202. The second mounting frame 203 drives the unblocking stick 205 to gradually approach the drying barrel 102, and drives the unblocking stick 205 to slide on the second mounting frame 203. The unblocking stick 205 is inserted into the discharge port of the drying barrel 102 to avoid blockage. During discharge, the ball bearings are blocked by the screen 115 in the drying barrel 102, which easily causes blockage to the screen 115. The unblocking of the screen 115 by the unblocking stick 205 is used to improve the discharge efficiency. After the discharge is completed, the mounting frame three 206 is driven to install the bottom cover 109 back to the drying barrel 102.

[0035] When cleaning the drying barrel 102, the replacement frame 308 and the clamping ring 1 309 are driven to lower the top cover 105, and the cleaning frame 304 is driven to slide on the mounting frame 4 302, and the cleaning frame 304 drives the support column 1 305 to align with the drying barrel 102, and then the support column 2 312 is driven to slide on the support column 1 305, and the support column 2 312 drives the support column 3 313 to enter the drying barrel 102, and the support column 3 313 is driven to slide on the support column 2 312, and the support column 3 313 drives the rotating frame 315 to enter the drying barrel 102. After the support column three 313 reaches the working position, the rotating frame 315 is driven to rotate on the adjusting block 314, and the rotating frame 315 drives the spray head 316 to rotate. At this time, the spray head 316 is deployed in the drying barrel 102, driving the spray head 316 to work, and the rotating frame 315 sprays a high-pressure water column to the inner wall of the drying barrel 102 for cleaning. When it is necessary to change the cleaning range of the adjusting block 314, the adjusting block 314 is driven to slide on the support column three 313, and at the same time, the support column one 305 is driven to rotate on the cleaning frame 304 to increase the cleaning range of the spray head 316.

Claims

1. A double-cone rotary vacuum dryer, comprising a drying assembly (1), characterized in that: The drying component (1) comprises a support frame 1 (101), a drying barrel (102) is rotatably arranged on the support frame 1 (101), the drying barrel (102) is provided with a detection column (113), a top cover (105) and a bottom cover (109), a humidity detector is arranged in the detection column (113), and the detection column (113) performs sampling and detection on the humidity of the material in the drying barrel (102), a discharging component (2) is arranged at the lower end of the drying component (1), and the discharging component (2) comprises a storage box (201), a mounting frame 3 (206) and a dredging mechanism are slidably arranged on the storage box (201), a plurality of groups of clamping plates (207) are slidably arranged on the mounting frame 3 (206), and the clamping plates (207) remove the bottom cover (109) from the drying barrel (102), and the A feeding assembly (3) is arranged on the drying assembly (1), the feeding assembly (3) comprising a supporting frame 2 (301) mounted on the supporting frame 1 (101), a mounting frame 4 (302) being slidably arranged on the supporting frame 2 (301), a feeding mechanism and a cleaning frame (304) being arranged on the mounting frame 4 (302), a supporting column 1 (305) being arranged at the lower end of the cleaning frame (304), a supporting column 2 (312) being slidably arranged inside the supporting column 1 (305), a supporting column 3 (313) being slidably arranged on the supporting column 2 (312), an adjusting block (314) being slidably arranged on the supporting column 3 (313), a rotating frame (315) and a spray head (316) being rotatably arranged on the adjusting block (314), the spray head (316) cleaning the interior of the drying barrel (102).

2. A double-cone rotary vacuum dryer according to claim 1, characterized in that: A liquid exchange box (103) is provided on one side of the support frame (101); the liquid exchange box (103) is rotatably connected to the drying barrel (102) via a liquid exchange tube (104); a hot liquid layer (116) and a cold liquid layer (117) are provided in the drying barrel (102) and the liquid exchange tube (104); the hot liquid layer (116) and the cold liquid layer (117) are in communication with each other to achieve liquid circulation, thereby completing the heating of the drying barrel (102).

3. A double-cone rotary vacuum dryer according to claim 1, characterized in that: An exhaust pipe (107) is provided on one side of the support frame (101); the drying component (1)0 is connected to the drying barrel (102) via a vacuum pump (106); an exhaust head (108) is provided on the vacuum pump (106); and a scraper (112) is slidably provided on the exhaust head (108).

4. A double-cone rotary vacuum dryer according to claim 1, characterized in that: A baffle (114) is slidably provided on the detection column (113), and the baffle (114) blocks the inside of the detection column (113). A screen (115) is provided at the lower end of the drying barrel (102), and the material enters the discharge assembly (2) after being screened by the screen (115). A stirring rod (110) and a pushing plate (111) are also provided inside the drying barrel (102).

5. A double cone rotary vacuum dryer according to claim 1, characterized in that: The unclogging mechanism comprises a mounting frame 1 (202) slidably mounted on a storage box (201), a mounting frame 2 (203) being slidably mounted on the mounting frame 1 (202), a unclogging stick (205) being slidably mounted inside the mounting frame 2 (203), and the unclogging stick (205) is used to unblock the drying component (1).

6. A double cone rotary vacuum dryer according to claim 5, characterized in that: A plurality of groups of material blocking plates (204) are slidably arranged on the second mounting frame (203), and the material blocking plates (204) block the lower end of the drying component (1) to prevent the material from scattering around after being dredged.

7. A double cone rotary vacuum dryer according to claim 1, characterized in that: The feeding mechanism comprises a feeding hopper (303) slidably mounted on a mounting frame (302); a discharging hopper (307) is arranged at the lower end of the feeding hopper (303); the discharging hopper (307) is aligned with the upper end of the drying component (1); a discharging plate (311) is slidably mounted on the feeding hopper (303); the discharging plate (311) pushes the material into the discharging hopper (307).

8. A double cone rotary vacuum dryer according to claim 7, characterized in that: A support plate (310) is rotatably provided on the discharge hopper (307), a replacement frame (308) is slidably provided on the support plate (310), a clamping ring (309) is slidably provided on the replacement frame (308), and the clamping ring (309) clamps the top cover (105).

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