CN113020167B - A spray drying equipment with cleaning mechanism - Google Patents

Abstract

The invention discloses a spray drying device with a cleaning mechanism, comprising a drying chamber, a discharge pipe is connected to the outer surface of the lower end of the drying chamber, a positioning buffer structure is pressed inside the bottom of the drying chamber, and the positioning buffer The upper outer surface of the structure is connected with a cleaning water pipe frame, the outer outer wall of the cleaning water pipe frame is evenly installed with jet water guns, the upper end of the cleaning water pipe frame is connected with a rotary water injection structure, and the upper end of the rotary water injection structure is connected in the middle. A rotating motor is installed on the upper end of the reduction box, and a hard water conduit is connected to one outer surface of the rotating water injection structure. According to the properties of the dried product, the present invention can heat the purified water to a suitable temperature, add additives to improve the cleaning effect of the dried product, and thoroughly wash and clean the inner wall of the drying chamber, which can ensure that the cleaning effect of the inner wall of the drying chamber is comparable to that of the drying chamber. Efficiency, reduce the time delayed by manual cleaning, and facilitate people's use.

Description

A spray drying equipment with cleaning mechanism

technical field

The invention relates to the field of spray drying equipment, in particular to a spray drying equipment with a cleaning mechanism.

Background technique

The spray drying equipment is a device that atomizes the thin material inside the drying chamber, and in the contact of hot air, the water vaporizes rapidly to obtain a dry product. If the interior is dirty and affects the quality of the dried product, it is necessary to use a cleaning mechanism for spray drying equipment.

In the process of use, the cleaning mechanism of the spray drying equipment can complete the following operations: open the top cover of the drying chamber, and then extend the device into the interior of the drying chamber to clean the inner wall of the drying chamber.

However, the cleaning mechanism of the existing spray drying equipment requires manual entry into the interior for cleaning, which is troublesome, wastes labor, and has certain adverse effects. Therefore, we propose a spray drying equipment with a cleaning mechanism.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the existing defects and provide a spray drying device with a cleaning mechanism, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a spray drying device with a cleaning mechanism, comprising a drying chamber, a discharge pipe is connected to the outer surface of the lower end of the drying chamber, and a bottom of the drying chamber is compressed inside the chamber. Positioning buffer structure, the upper outer surface of the positioning buffer structure is connected with a cleaning water pipe frame, the outer outer wall of the cleaning water pipe frame is evenly installed with spray water guns, and the middle of the upper end of the cleaning water pipe frame is connected with a rotating water injection structure, the rotating A reduction box is connected to the middle of the upper end of the water injection structure, a rotating motor is installed at the upper end of the reduction box, and a hard water conduit is connected to the outer surface of one side of the rotary water injection structure, and a sealing joint is installed on the hard water conduit. A booster water pump, one end of the hard water conduit is connected with an auxiliary water tank and extends to the inside of the auxiliary water tank, a heating pipe is installed in the middle of the inner wall of the auxiliary water tank, a stirring motor is installed at the bottom of the inner wall of the auxiliary water tank, and the A stirring paddle is installed on the output shaft of the stirring motor, and a water injection pipe is connected to the auxiliary water tank. A mounting cover is installed on the outer surface of the upper end of the drying chamber, a lifting support frame is installed on both outer surfaces of the drying chamber, and a mounting cover is slidably connected to the outer surface of one side of the lifting support frame through an electric lifting slide rail , the outer surface of the upper end of the auxiliary water tank is installed with a dosing box, the positioning buffer structure includes a positioning tray, a buffer spring, a liquid drain hole, a buffer telescopic column, a positioning bearing and a connecting block, and the lower end of the positioning buffer structure is provided with a Positioning tray, the surrounding outer walls of the positioning tray are evenly provided with drainage holes, the middle of the upper end of the positioning tray is slidably connected with a buffer telescopic column, and the outer surface of the lower end of the buffer telescopic column is connected with a buffer spring, the buffer telescopic column A connecting block is rotatably connected to the upper end of the connecting block through the positioning bearing, and the outer surface of the upper end of the connecting block is symmetrically connected with a cleaning water pipe frame. The buffer tank is slidably connected to the positioning tray, the buffer spring is located inside the buffer tank, and the rotating water injection structure includes a connecting water pipe, a sealing and fixing disk, a sealing rubber ring, a connecting rotating rod, a liquid injection hole and a connecting rotating disk. The upper end of the rotary water injection structure is provided with a connecting rotating rod, the outer surface of the upper end of the connecting rotating rod is connected with the output shaft of the reduction box, and the outer surface of the lower end of the connecting rotating rod is connected with a connecting rotating disk, and the connecting rotating disk The upper cover is provided with a sealing and fixing disk, a sealing rubber ring is arranged between the sealing and fixing disk and the connecting rotating disk, and a connecting water pipe is connected to the middle of the lower end of the connecting rotating disk, and the connecting water pipe extends to the outer wall of the connecting rotating disk. Liquid injection holes are evenly opened, a sealing installation groove is opened between the sealing fixed plate and the connecting rotating plate, the sealing rubber ring is located inside the sealing installation groove, and the number of the sealing rubber ring is two and is located in the connecting rotation The upper and lower ends of the disk, the connecting water pipe runs through the middle part of the lower end connecting the rotating disk and is connected to the inner wall of the upper end connecting the rotating disk, and the outer surface of one side of the sealing fixed disk is connected to the hard conductor. The other end of the water pipe is communicated, and the connecting rotary disk is rotatably connected with the sealing fixed disk.

1. As a preferred technical solution of the present invention, a positioning installation nail is provided between the drying chamber and the installation cover, and the outer surface of the upper end of the drying chamber is detachably connected to the outer surface of the lower end of the installation cover through the positioning installation nail, The lifting support frame is connected with the ground through the installation support frame.

2. As a preferred technical solution of the present invention, a stable mounting frame is provided between the reduction box and the rotating motor, the reduction box is detachably connected to the rotating motor through the stable mounting frame, and the reduction box and the installation cover are connected. A stable support frame is arranged between the two parts, the installation cover is detachably connected to the reduction box through the stable support frame, the hard water conduit and the stable support frame are detachably connected, and the connecting water pipe passes through the installation cover and is A water pipe frame is connected, and a bearing is provided between the connecting water pipe and the installation cover and is rotatably connected.

3. As a preferred technical solution of the present invention, the hard water conduit is composed of an L-shaped hard water conduit and a vertical hard water conduit, and the vertical hard water conduit is installed on the outer surface of the upper end of the auxiliary water tank and extends. To the inside of the auxiliary water tank, one end of the L-shaped rigid aqueduct is connected to the sealing fixing plate and placed horizontally, and the other end of the L-shaped rigid aqueduct is vertically downward and is detachably connected to the vertical rigid aqueduct through a sealing joint. A support bracket is arranged between the L-shaped hard water conduit and the installation cover, and the middle of the L-shaped hard water conduit is installed on the upper end side of the installation cover through the support bracket.

4. As a preferred technical solution of the present invention, the shape of the cleaning water pipe frame is a symmetrical pentagon, and the number of the spraying water guns is several and evenly distributed on the outer walls of the two sides of the cleaning water pipe frame. and asymmetrical distribution.

5. As a preferred technical solution of the present invention, the positioning tray is adapted to the drying chamber, the outer surface of the positioning tray is attached to the bottom inner wall of the drying chamber, and the drain hole is communicated with the discharge pipe.

Compared with the prior art, the beneficial effects of the present invention are:

1. In the present invention, by cleaning the water pipe frame and the water spray gun, when cleaning the interior of the drying chamber, people can first remove the top cover on the drying chamber, and then slide the installation cover on the lifting support frame through the electric lifting slide rail. Lower the installation cover to cover the drying chamber, and firmly install the installation cover and the drying chamber. At the same time, when the cleaning water pipe frame extends into the drying chamber, the positioning tray at the bottom is attached to the bottom of the drying chamber to limit the bottom of the cleaning water pipe frame. In the process of pressing down the cleaning water pipe frame, a buffer telescopic column can be pressed down into the interior of the positioning tray, which can play a buffering role and prevent the cleaning water pipe frame from being squeezed and deformed due to size deviation. , and make the positioning tray close to the bottom of the drying chamber to limit the position of the bottom of the cleaning water pipe frame, which can ensure the stability of the cleaning water pipe frame when it rotates. , which can reduce the rotation of the positioning tray, and then connect the hard water conduit through the sealing joint, inject the cleaning fluid into the rotating water injection structure and the inside of the cleaning water pipe frame through the hard water conduit, and then spray it out through the jet water gun to flush the drying chamber. At the same time, the rotating motor is turned on to work. The main shaft of the rotating motor drives the connecting rotating rod to rotate slowly through the deceleration action of the reduction box, and the connecting rotating rod drives the connecting rotating plate and the connecting water pipe to rotate slowly. The sealing rubber ring ensures the tightness and reduces the leakage of the cleaning fluid. Compared with the rotating shaft with the water inlet hole in the middle, the rotating disk with the water inlet hole can ensure that there will be no axial direction between the fixed disk and the rotating disk during the lifting process. Leakage of cleaning liquid caused by slippage, thereby improving the stability of the device; and the large matching area between the fixed disk and the rotating disk can facilitate the selection and installation of the sealing device, and at the same time, the cleaning liquid injected into the connected rotating disk through the hard water conduit passes through The liquid injection hole enters the interior of the connecting water pipe and then enters the interior of the cleaning water pipe frame to ensure the circulation of the cleaning liquid, and at the same time, it can ensure the rotation of the cleaning water pipe frame, so that the asymmetrically distributed water jets can completely wash the inner wall of the drying chamber. The sewage generated by cleaning is discharged through the drain hole to ensure the sanitation of the inner wall of the drying chamber, improve the cleaning efficiency, and reduce the waste of manpower. After cleaning, the installation cover can be disassembled, and then the sealing joint can be disassembled. It will be lifted up by the electric lifting slide rail, and then the top cover on the drying chamber can be installed.

2. In the present invention, through the auxiliary water tank, when cleaning the inner wall of the drying chamber, people can heat the purified water through a heating tube according to the properties of the dried product, and heat the water to the most suitable temperature for melting the dried product. The reagent box adds the reactant, and then the stirring motor drives the stirring paddle to rotate to stir the reactant evenly. At the same time, it is convenient for the water to be heated evenly, which can improve the cleaning effect of the dried products adhering to the drying chamber wall. people's use.

Description of drawings

Fig. 1 is the overall schematic diagram of the present invention;

Fig. 2 is the structural representation of the rotary water injection structure in Fig. 1 of the present invention;

3 is a schematic structural diagram of the positioning buffer structure in FIG. 1 of the present invention;

FIG. 4 is a bottom view of the positioning tray in FIG. 3 of the present invention.

In the figure: 1. Drying chamber; 2. Water jet; 3. Positioning buffer structure; 31. Positioning tray; 32. Buffer spring; 33. Drain hole; 34, Buffer telescopic column; 35, Positioning bearing; ;4. Auxiliary water tank; 5. Stirring motor; 6. Stirring paddle; 7. Heating pipe; 8. Rotating water injection structure; 81. Connecting water pipe; 82. Sealing and fixing plate; 85. Liquid injection hole; 86. Connecting rotary plate; 9. Sealing joint; 10. Cleaning water pipe frame; 11. Hard water conduit; 12. Booster pump; 13. Dosing box; Water pipe; 16. Purified water tank; 17. Gearbox; 18. Rotary motor; 19. Electric lifting slide rail; 20. Lifting support frame; 21. Installation cover;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-4, the present invention provides a technical solution: a spray drying device with a cleaning mechanism, comprising a drying chamber 1, a discharge pipe 22 is connected to the outer surface of the lower end of the drying chamber 1, and the bottom of the drying chamber 1 is inside The positioning buffer structure 3 is pressed, the upper outer surface of the positioning buffer structure 3 is connected with a cleaning water pipe frame 10, the outer outer wall of the cleaning water pipe frame 10 is evenly installed with a jet water gun 2, and the middle of the upper end of the cleaning water pipe frame 10 is connected with a rotating water injection structure 8 , the middle of the upper end of the rotary water injection structure 8 is connected with a reduction box 17, the upper end of the reduction box 17 is installed with a rotary motor 18, and the outer surface of one side of the rotary water injection structure 8 is connected with a hard water conduit 11, and the hard water conduit 11 is installed with a The sealing joint 9 is connected to the booster water pump 12. One end of the rigid water conduit 11 is connected to the auxiliary water tank 4 and extends to the interior of the auxiliary water tank 4. The heating pipe 7 is installed in the middle of the inner wall of the auxiliary water tank 4, and the bottom of the inner wall of the auxiliary water tank 4 is installed with a heating pipe 7. The stirring motor 5, the stirring paddle 6 is installed on the output shaft of the stirring motor 5, the auxiliary water tank 4 is connected with a water injection pipe 15, the water injection pipe 15 is installed with a water supply pump 14, and the outer surface of one end of the water supply pump 14 is connected with a purified water tank 16 and Extending to the interior of the purified water tank 16, a mounting cover 21 is installed on the outer surface of the upper end of the drying chamber 1, and a lifting support frame 20 is installed on the outer surfaces of both sides of the drying chamber 1. The outer surface of one side of the lifting support frame 20 is electrically lifted and slid. A mounting cover 21 is slidably connected to the rail 19 , and a medicine-filling box 13 is mounted on the outer surface of the upper end of the auxiliary water tank 4 .

In this embodiment, preferably, the positioning buffer structure 3 includes a positioning tray 31 , a buffer spring 32 , a drain hole 33 , a buffer telescopic column 34 , a positioning bearing 35 and a connecting block 36 , and a positioning tray 31 is provided at the lower end of the positioning buffer structure 3 . The outer wall of the positioning tray 31 is evenly provided with drainage holes 33, the upper end of the positioning tray 31 is slidably connected with a buffer telescopic column 34, the outer surface of the lower end of the buffer telescopic column 34 is connected with a buffer spring 32, and the upper end of the buffer telescopic column 34 passes through The positioning bearing 35 is rotatably connected with a connecting block 36 , the upper outer surface of the connecting block 36 is symmetrically connected with the cleaning water pipe frame 10 , an anti-dropping buffer groove is opened between the buffering telescopic column 34 and the positioning tray 31 , and the buffering telescopic column 34 passes the anti-dropping buffer. The groove is slidably connected to the positioning tray 31 , and the buffer spring 32 is located inside the anti-dropping buffer groove, which can limit the rotation of the bottom of the cleaning water pipe frame 10 and reduce the shaking damage caused by the rotation of the cleaning water pipe frame 10 .

In this embodiment, preferably, the rotary water injection structure 8 includes a connecting water pipe 81 , a sealing and fixing plate 82 , a sealing rubber ring 83 , a connecting rotary rod 84 , a liquid injection hole 85 and a connecting rotary plate 86 , and the upper end of the rotary water injection structure 8 is provided with Connecting the rotating rod 84, the outer surface of the upper end of the connecting rotating rod 84 is connected with the output shaft of the reduction box 17, and the outer surface of the lower end of the connecting rotating rod 84 is connected with a connecting rotating disk 86, and the connecting rotating disk 86 is sleeved with a sealing fixed disk 82, which is sealed. A sealing rubber ring 83 is arranged between the fixed disk 82 and the connecting rotating disk 86 , and a connecting water pipe 81 is connected to the middle of the lower end of the connecting rotating disk 86 , and the connecting water pipe 81 extends to the outer wall of the connecting rotating disk 86 . , a sealing installation groove is opened between the sealing fixed plate 82 and the connecting rotary plate 86, the sealing rubber ring 83 is located inside the sealing installation groove, and the number of sealing rubber rings 83 is two and is located at the upper and lower ends of the connecting rotary plate 86. The water pipe 81 runs through the middle of the lower end of the connecting rotary disk 86 and is connected to the inner wall of the upper end of the connecting rotary disk 86. One side outer surface of the sealing fixed disk 82 is communicated with the other end of the rigid water conduit 11, and the connecting rotating disk 86 rotates with the sealing and fixed disk 82. The connection can ensure the tightness while ensuring the rotation, and reduce the leakage of water and liquid.

In this embodiment, preferably, positioning and installation nails are arranged between the drying chamber 1 and the installation cover 21, and the outer surface of the upper end of the drying chamber 1 is detachably connected to the outer surface of the lower end of the installation cover 21 through the positioning and installation nails, and the lifting support frame 20 By connecting the installation support frame to the ground, the stability of the installation cover 21 can be ensured, and the stable operation of the rotating electrical machine 18 can be ensured.

In this embodiment, preferably, a stable mounting frame is provided between the reduction box 17 and the rotating motor 18 , the reduction box 17 is detachably connected to the rotating motor 18 through the stable mounting frame, and a stable mounting frame is provided between the reduction box 17 and the installation cover 21 The support frame, the installation cover 21 is detachably connected to the reduction box 17 through the stable support frame, the rigid water conduit 11 and the stable support frame are detachably connected, and the connecting water pipe 81 passes through the installation cover 21 and is connected to the cleaning water pipe frame 10, A bearing is provided between the connecting water pipe 81 and the installation cover 21 and is rotatably connected, which can ensure the stable output of the rotating electrical machine 18 .

In this embodiment, preferably, the hard water conduit 11 is composed of an L-shaped hard water conduit and a vertical hard water conduit, and the vertical hard water conduit is installed on the outer surface of the upper end of the auxiliary water tank 4 and extends to the auxiliary water tank 4 Inside, one end of the L-shaped rigid aqueduct is connected to the sealing fixing plate 82 and placed horizontally, and the other end of the L-shaped rigid aqueduct is vertically downward and is detachably connected to the vertical rigid aqueduct through the sealing joint 9, A support bracket is arranged between the L-shaped rigid water conduit and the installation cover 21, and the middle of the L-shaped rigid water conduit is installed on the upper end side of the installation cover 21 through the support bracket, which can facilitate people to cut off the rigid water conduit 11. In order to facilitate the lifting and lowering of the installation cover 21, the stability of the L-shaped rigid aqueduct can be ensured, and the bending and fracture of the L-shaped rigid aqueduct can be reduced.

In this embodiment, preferably, the shape of the cleaning water pipe frame 10 is a symmetrical pentagon, and the number of spray water guns 2 is several and evenly distributed on the outer walls of the cleaning water pipe frame 10 on both sides outwards and is distributed asymmetrically, The inner wall of the drying chamber 1 can be completely flushed and cleaned.

In this embodiment, preferably, the positioning tray 31 is adapted to the drying chamber 1, the outer surface of the positioning tray 31 is attached to the bottom inner wall of the drying chamber 1, and the drain hole 33 is communicated with the discharge pipe 22, which can facilitate sewage of discharge.

The working principle and use process of the present invention: in use, through the auxiliary water tank 4, when cleaning the inner wall of the drying chamber 1, people can heat the purified water through the heating pipe 7 according to the properties of the dried product, and heat the water. To the most suitable temperature for the drying product to melt, at the same time, add the reactant through the dosing box 13, and then the stirring motor 5 drives the stirring paddle 6 to rotate to stir the reactant evenly. The cleaning effect of the drying product on the inner wall of the drying chamber 1 is improved, and the cleaning liquid inside the auxiliary water tank 4 is injected into the cleaning water pipe frame 10 through the booster water pump 12. When cleaning the interior of the chamber 1, one can first remove the top cover on the drying chamber 1, and then slide the mounting cover 21 down on the lifting support frame 20 through the electric lifting slide rail 19 so that the mounting cover 21 covers the drying chamber 1. , and firmly install the installation cover 21 and the drying chamber 1, and when the cleaning water pipe frame 10 extends into the drying chamber 1, the bottom positioning tray 31 is attached to the bottom of the drying chamber 1 to limit the cleaning water pipe frame 10 bottom. In the process of pressing down the cleaning water pipe frame 10, the buffer telescopic column 34 may be pressed down and protruding into the interior of the positioning tray 31, which can play a buffering role and prevent the cleaning water pipe frame 10 from being squeezed and deformed due to deviation in size. The damage occurs, and the positioning tray 31 is tightly attached to the bottom of the drying chamber 1 to limit the position of the bottom of the cleaning water pipe frame 10, which can ensure the stability of the cleaning water pipe frame 10 when it rotates. When the cleaning water pipe frame 10 rotates, the positioning bearing The rotation between 35 and the buffer telescopic column 34 can reduce the rotation of the positioning tray 31, and then the hard water conduit 11 is connected through the sealing joint 9, and the cleaning liquid is injected into the rotary water injection structure 8 and the cleaning water pipe frame through the hard water conduit 11. 10, and then spray the water spray gun 2 to wash the products adhered to the inner wall of the drying chamber 1, and at the same time turn on the rotary motor 18 to work, the main shaft of the rotary motor 18 drives the connecting rod 84 to rotate slowly through the deceleration effect of the reduction box 17, and the connection The rotating rod 84 drives the connecting rotating disk 86 and the connecting water pipe 81 to rotate slowly, and at the same time, the sealing rubber ring 83 ensures the tightness between the sealing fixed disk 82 and the connecting rotating disk 86 to reduce the leakage of the cleaning liquid. The cleaning liquid inside the connecting rotary disk 86 enters the connecting water pipe 81 through the liquid injection hole 85 and then enters the cleaning water pipe frame 10 to ensure the circulation of the cleaning liquid, and at the same time, it can ensure that the cleaning water pipe frame 10 is driven to rotate, so that the asymmetric distribution of spray The water gun 2 can wash and clean the inner wall of the drying chamber 1 in an all-round way, and at the same time, the sewage produced by the cleaning leaks out through the drain hole 33, which ensures the sanitation of the inner wall of the drying chamber 1, improves the cleaning efficiency, reduces the waste of manpower, and ensures the cleaning efficiency. Effectively, after cleaning, the installation cover 21 can be disassembled, the sealing joint 9 can be disassembled, the electric lifting slide rail 19 will be lifted, and then the top cover on the drying chamber 1 can be installed.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A spray drying apparatus with a washing mechanism, comprising a drying chamber (1), characterized in that: the outer surface of the lower end of the drying chamber (1) is connected with a discharging pipe (22), a positioning buffer structure (3) is compressed inside the bottom of the drying chamber (1), the upper outer surface of the positioning buffer structure (3) is connected with a cleaning water pipe frame (10), a spray water gun (2) is uniformly installed on the outer wall of the outer side of the cleaning water pipe frame (10), a rotary water injection structure (8) is connected to the middle of the upper end of the cleaning water pipe frame (10), a reduction gearbox (17) is connected to the middle of the upper end of the rotary water injection structure (8), a rotary motor (18) is installed at the upper end of the reduction gearbox (17), a hard water guide pipe (11) is connected to the outer surface of one side of the rotary water injection structure (8), a sealing joint (9) and a booster water pump (12) are installed on the hard water guide pipe (11), one end of the hard water guide pipe (11) is connected with an auxiliary water tank (4) and extends to the inside of the auxiliary water tank (4), the inner wall mid-mounting of supporting water tank (4) has heating pipe (7), agitator motor (5) are installed to the inner wall bottom of supporting water tank (4), install stirring rake (6) on the output shaft of agitator motor (5), be connected with water injection pipe (15) on supporting water tank (4), install water supply pump (14) on water injection pipe (15), the one end surface connection of water supply pump (14) has purification water tank (16) and extends to the inside of purification water tank (16), the upper end surface mounting of drying chamber (1) has installation lid (21), lift truck frame (20) is all installed to the both sides surface of drying chamber (1), one side surface of lift truck frame (20) has installation lid (21) through electric lift slide rail (19) sliding connection, the upper end surface mounting of supporting water tank (4) adds medicine box (13), the positioning buffer structure (3) comprises a positioning tray (31), a buffer spring (32), a liquid discharge hole (33), a buffering telescopic column (34), a positioning bearing (35) and a connecting block (36), the lower end of the positioning buffer structure (3) is provided with the positioning tray (31), the outer walls of the periphery of the positioning tray (31) are uniformly provided with the liquid discharge hole (33), the middle part of the upper end of the positioning tray (31) is connected with the buffering telescopic column (34) in a sliding manner, the outer surface of the lower end of the buffering telescopic column (34) is connected with the buffer spring (32), the upper end of the buffering telescopic column (34) is rotatably connected with the connecting block (36) through the positioning bearing (35), the outer surface of the upper end of the connecting block (36) is symmetrically connected with a cleaning water pipe frame (10), and an anti-falling buffer groove is formed between the buffering telescopic column (34) and the positioning tray (31), buffering telescopic column (34) pass through anticreep dashpot and location tray (31) sliding connection, buffer spring (32) are located the inside of anticreep dashpot.

2. A spray drying apparatus having a cleaning mechanism according to claim 1, wherein: the rotary water injection structure (8) comprises a connecting water pipe (81), a sealing fixed disc (82), a sealing rubber ring (83), a connecting rotary rod (84), a liquid injection hole (85) and a connecting rotary disc (86), the upper end of the rotary water injection structure (8) is provided with the connecting rotary rod (84), the upper end outer surface of the connecting rotary rod (84) is connected with the output shaft of the reduction gearbox (17), the lower end outer surface of the connecting rotary rod (84) is connected with the connecting rotary disc (86), the sealing fixed disc (82) is sleeved on the connecting rotary disc (86), the sealing rubber ring (83) is arranged between the sealing fixed disc (82) and the connecting rotary disc (86), the middle part of the lower end of the connecting rotary disc (86) is connected with the connecting water pipe (81), the connecting water pipe (81) extends to the outer wall inside the connecting rotary disc (86) and is uniformly provided with the liquid injection hole (85), the utility model discloses a water pipe, including sealed fixed disk (82), sealed rubber ring (83), connection water pipe (81), sealed fixed disk (82) and connection rotary disk (86), seted up sealed mounting groove between sealed fixed disk (82) and the connection rotary disk (86), sealed rubber ring (83) are located the inside of sealed mounting groove, the quantity of sealed rubber ring (83) is two and is located the upper and lower both ends of connecting rotary disk (86), the lower extreme middle part of connecting water pipe (81) through connection rotary disk (86) and the upper end inner wall connection of connecting rotary disk (86), the one side surface of sealed fixed disk (82) and the other end intercommunication of stereoplasm aqueduct (11), it rotates with sealed fixed disk (82) to connect rotary disk (86) and is connected.

3. A spray drying apparatus having a cleaning mechanism according to claim 2, wherein: be provided with the location installation nail between drying chamber (1) and installation lid (21), the upper end surface of drying chamber (1) can be dismantled through the location installation nail and the lower extreme surface of installation lid (21) and be connected, lift supports (20) are connected with ground through the erection bracing frame.

4. A spray drying apparatus having a cleaning mechanism according to claim 3, wherein: be provided with the stabilizing mounting frame between reducing gear box (17) and rotating electrical machines (18), reducing gear box (17) can be dismantled through stabilizing mounting frame and rotating electrical machines (18) and be connected, be provided with the outrigger between reducing gear box (17) and installation lid (21), installation lid (21) can be dismantled through outrigger and reducing gear box (17) and be connected, be connected for dismantling between stereoplasm aqueduct (11) and the outrigger, connect water pipe (81) and pass installation lid (21) and be connected with washing water pipe frame (10), be provided with the bearing and rotate between connection water pipe (81) and installation lid (21) and be connected.

5. A spray drying apparatus having a cleaning mechanism according to claim 1, wherein: stereoplasm aqueduct (11) comprise L type stereoplasm aqueduct and vertical stereoplasm aqueduct, vertical stereoplasm aqueduct is installed in the upper end surface of auxiliary water tank (4) and is extended to the inside of auxiliary water tank (4), the one end and the sealed fixed disk (82) of L type stereoplasm aqueduct are connected and the level is placed, the other end of L type stereoplasm aqueduct is vertical downwards and can dismantle with vertical stereoplasm aqueduct through sealing joint (9) and be connected, set up support bracket between L type stereoplasm aqueduct and installation lid (21), the middle part of L type stereoplasm aqueduct is installed in upper end one side of installation lid (21) through support bracket.

6. A spray drying apparatus having a cleaning mechanism according to claim 1, wherein: the washing water pipe frame (10) is in a symmetrical pentagon shape, and the number of the water jetting guns (2) is a plurality of and are uniformly distributed on the outer walls of the two outward sides of the washing water pipe frame (10) and are asymmetrically distributed.

7. A spray drying apparatus having a cleaning mechanism according to claim 3, wherein: the positioning tray (31) is matched with the drying chamber (1), and the outer surface of the positioning tray (31) is attached to the inner wall of the bottom of the drying chamber (1) and enables the liquid discharge hole (33) to be communicated with the discharge pipe (22).

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