CN107876492B

CN107876492B - Reaction kettle lining cleaning device and cleaning method

Info

Publication number: CN107876492B
Application number: CN201711415170.6A
Authority: CN
Inventors: 金智伟; 张颖; 汤文靖; 徐锦刚; 邓松林; 肖慧; 柳振宝
Original assignee: University of South China
Current assignee: University of South China
Priority date: 2017-12-25
Filing date: 2017-12-25
Publication date: 2023-08-11
Anticipated expiration: 2037-12-25
Also published as: CN107876492A

Abstract

The reaction kettle lining cleaning device comprises a shell, a cleaning chamber, a lining clamping mechanism and a separation mechanism; the separation mechanism comprises a separation plate A, a separation plate B, a first driving assembly and a second driving assembly; the partition plate A is combined with or separated from the partition plate B by rotating. The cleaning method based on the reaction kettle lining cleaning device comprises the following steps: 1: the clamping mechanism clamps the inner lining of the reaction kettle; 2: the sprinkling irrigation mechanism sprays liquid medicine into the cleaning cavity; 3: the divider plate A, B is lowered; 4: separating plate A, B is parting; 5: the inner lining of the reaction kettle falls into the cleaning cavity; 6: the separating plate A, B is combined; 7: the divider plate A, B is lowered; 8: cleaning the inner lining of the reaction kettle; 9: discharging the cleaning liquid in the cleaning cavity; 10: the partition plate A, B rises; 11: the divider plate A, B is parting. According to the invention, the steps of transferring to the cleaning cavity, spraying the cleaning liquid and heating and cleaning can be automatically completed only by putting the inner liner of the reaction kettle into the clamping station, so that the automation degree is high, and the operation is simple and convenient.

Description

Reaction kettle lining cleaning device and cleaning method

Technical Field

The invention relates to a container cleaning device, in particular to a reaction kettle lining cleaning device and a cleaning method.

Background

The reaction kettle is widely understood to be a container for physical or chemical reaction, and the heating, evaporating, cooling and low-high-speed mixing functions of technological requirements are realized through structural design and parameter configuration of the container, the inside of the reaction kettle is provided with a lining, the physical or chemical reaction is carried out in the lining, and the lining needs to be cleaned in time after the reaction kettle is used.

At present, the method for cleaning the inner liner of the reaction kettle comprises the steps of manually pouring hydrofluoric acid into the inner liner of the reaction kettle, then placing the inner liner into the reaction kettle, and finally placing the reaction kettle into a heating furnace for heating and cleaning.

The existing cleaning mode has the defects that:

1. the artificial addition of corrosive cleaning liquid may cause personal injury and present operational risks. 2. The cleaning steps are complicated, the degree of automation is low, and time and labor are wasted.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a reaction kettle lining cleaning device and a cleaning method, which solve the problems that the existing method for cleaning the reaction kettle lining is low in automation degree, time-consuming and labor-consuming and easy to cause personal injury.

The technical scheme of the invention is as follows: the reaction kettle lining cleaning device comprises a shell, a cleaning chamber, a lining clamping mechanism and a separation mechanism; the shell is cylindrical with an opening at the upper end; the cleaning chamber is arranged in the inner cavity of the shell; the cleaning chamber is provided with a plurality of cleaning chambers which are uniformly distributed along the central axis at intervals, the upper end of the cleaning chamber is provided with an opening, the interior of the cleaning chamber is provided with a microwave heating device for heating the cleaning chamber, the outer wall of the cleaning chamber is provided with a drain outlet with a valve, and the drain outlet is communicated to the cleaning chamber through a pipeline; the lining clamping mechanism is arranged in the inner cavity of the shell and is positioned at the upper end of the cleaning chamber, a plurality of clamping stations are arranged on the lining clamping mechanism, and the clamping stations are positioned right above the opening of the cleaning chamber; the separation mechanism is arranged in the inner cavity of the shell and is positioned between the lining clamping mechanism and the cleaning chamber; the separation mechanism comprises a separation plate A, a separation plate B, a first driving assembly for driving the separation plate A to lift or rotate and a second driving assembly for driving the separation plate B to lift; the partition plate A is rotated to realize the combination or parting with the partition plate B; the two are combined to separate the space between the clamping station and the cleaning cavity; the two parting sets the space between one part of clamping station and one part of cleaning cavity in communication, and the space between the other part of clamping station and the other part of cleaning cavity is isolated.

The invention further adopts the technical scheme that: the division plate A comprises a central plate A and a plurality of sector plates A which are annularly and uniformly distributed at the outer side of the central plate A at intervals, and threaded holes are formed in the sector plates A of the division plate A; the division plate B comprises a central plate B and a plurality of sector plates B which are annularly and uniformly distributed at the outer side of the central plate B at intervals, and the central plate B of the division plate B is provided with threaded holes;

the first driving assembly comprises a screw rod A, a clutch connecting frame, a motor A and a chain transmission pair; the screw rod A is vertically arranged, the upper end and the lower end of the screw rod A are directly or indirectly movably arranged on the shell and are positioned in the axial direction, the middle part of the screw rod A is provided with a threaded section, the two ends of the screw rod A are provided with polished rod sections, and the threaded sections are in screwed fit with threaded holes on the sector plate A of the partition plate A; the clutch connecting frame comprises a sleeve A, a cross arm, a sleeve B and a clamping jaw assembly; three mounting holes which are radially and annularly distributed are arranged on the sleeve A, the mounting holes penetrate through the outer wall of the sleeve A to the inner hole of the sleeve A, and the lower end of the sleeve A is movably arranged on the bottom surface of the shell through a bearing; one end of the cross arm is fixedly connected to the outer wall of the sleeve A, and the other end of the cross arm is fixedly connected to the outer wall of the sleeve B; the sleeve B is movably sleeved on the polish rod section at the lower end of the screw rod A; the clamping jaw assembly comprises a plug, an electromagnet, a spring and clamping jaws which are sequentially arranged in the mounting hole of the sleeve A from the radial inner side to the radial outer side; the motor A is fixedly connected to the bottom surface of the shell through a bracket and is positioned right above the clutch connecting frame, and the shaft of the motor A extends downwards and stretches into an inner hole of the clutch connecting frame sleeve A and is clamped or loosened by clamping jaws of the clutch connecting frame clamping jaw assembly; the chain transmission pair comprises a driving sprocket, a driven sprocket and a chain; the driving sprocket is fixedly connected to the shaft of the motor A, the driven sprocket is fixedly connected to the screw A, and the chain is wound between the driving sprocket and the driven sprocket;

the second driving component comprises a screw rod B and a motor B; the screw rod B is vertically arranged, the upper end of the screw rod B is directly or indirectly movably arranged on the shell and is axially positioned, the screw rod B is screwed with a threaded hole on the central plate B of the division plate B, and the screw rod B is screwed with a threaded hole on the central cylinder of the frame; the motor B is directly or indirectly fixedly connected with the upper end of the motor A, and the shaft of the motor B extends upwards and is connected with the lower end of the screw rod B through a coupler.

The invention further adopts the technical scheme that: the lining clamping mechanism comprises a frame and a clamping assembly;

the frame comprises a central cylinder body, an annular outer frame and parting strips; the central cylinder is positioned in the central area inside the annular outer frame and is connected with the annular outer frame through parting strips, the annular outer frame is provided with threaded holes and movably arranged in the inner wall of the shell, and the parting strips are distributed in a spoke shape, so that the inside of the annular outer frame is divided into a plurality of sector areas;

the clamping assemblies are provided with a plurality of groups and are respectively arranged in each sector area of the frame; the clamping assembly comprises a first clamping plate, a second clamping plate and a hydraulic cylinder; the hydraulic cylinder is fixedly arranged on the annular outer frame, and the telescopic rod of the hydraulic cylinder stretches into the sector area; the second clamping plate is fixedly connected to the end head of the telescopic rod of the hydraulic cylinder, and the first clamping plate is fixedly connected to the central cylinder body and is opposite to the second clamping plate; the clamping station is a space between the first clamping plate and the second clamping plate.

The invention further adopts the technical scheme that: the sprinkler mechanism is arranged in the inner cavity of the shell; the sprinkling irrigation mechanism comprises an annular pipe, a lantern ring, branch pipes, an electromagnetic valve and a third driving assembly; the annular pipe is fixedly connected in the inner cavity of the shell, and is provided with a liquid inlet and a plurality of liquid outlets, and the liquid inlet is communicated with an external cleaning liquid source through a pipeline; the lantern ring is movably sleeved on the annular pipe and is positioned in the axial direction; the branch pipe is fixedly connected to the lantern ring, and the inner cavity of the branch pipe is communicated with the inner cavity of the annular pipe; the electromagnetic valve is arranged on the branch pipe;

the third driving assembly comprises a motor C, a gear A and a gear B; the motor C is arranged on the inner wall of the shell, the gear A is fixedly connected to the shaft of the motor C, and the gear B is sleeved and fixedly connected to the lantern ring; the motor C drives the lantern ring to rotate through the gear A and the gear B in sequence, so that the branch pipes are switched between vertical and horizontal states.

The invention further adopts the technical scheme that: it also comprises a lining arranged between the inner wall of the shell and the outer wall of the cleaning chamber.

The invention further adopts the technical scheme that: it also comprises a locating plate; the locating plate is arranged in the inner cavity of the shell and positioned at the upper end of the lining clamping mechanism, and a hole which is opposite to the clamping station of the lining clamping mechanism is formed in the locating plate.

The invention further adopts the technical scheme that: the lower ends of the sector plate A of the partition plate A and the sector plate B of the partition plate B are respectively provided with a boss for closing the opening of the cleaning cavity.

The invention further adopts the technical scheme that: it also comprises a control chip; the control chip is electrically connected with the motor A, the electromagnet, the motor B, the motor C, the electromagnetic valve and the hydraulic cylinder.

The technical scheme of the invention is as follows:

the reaction kettle lining cleaning method based on the reaction kettle lining cleaning device comprises the following steps:

before the step 1 starts, the reaction kettle lining cleaning device is in an initial state, in the initial state, the partition plate A, B is in a closed state, the electromagnet is in an electrified state, the branch pipe of the spray irrigation mechanism is in a vertical state, and the valve on the drain outlet of the cleaning chamber is in a closed state;

step 1: clamping mechanism clamps the lining of the reaction kettle: placing the lining of the reaction kettle to be cleaned on a sector plate A of a partition plate A through a locating plate and a clamping station of a lining clamping mechanism, then controlling a hydraulic cylinder of the clamping mechanism to start by a control chip, extending a piston rod of the hydraulic cylinder, pushing a second clamping plate to close to a first clamping plate, and clamping the lining of the reaction kettle in the clamping station;

step 2: the spray irrigation mechanism sprays liquid medicine into the cleaning cavity: the control chip controls the motor C of the sprinkling irrigation mechanism to start, and the power of the motor C is transmitted to the branch pipe through the gear A and the gear B, so that the branch pipe rotates from a vertical state to a horizontal state; then manually opening a switch of an external cleaning liquid source to enable the cleaning liquid to fill the inner cavity of the whole annular pipe, then controlling an electromagnetic valve to be opened by a control chip, spraying the cleaning liquid into the cleaning cavity through an outlet of the branch pipe, after a certain amount of liquid medicine is sprayed out, controlling the electromagnetic valve to be closed by the control chip, and then controlling a motor C to start, wherein the power of the motor C is transmitted to the branch pipe through a gear A and a gear B, so that the branch pipe rotates from a horizontal state to a vertical state;

step 3: the division plate A, the division plate B and the lining clamping mechanism are lowered: the control chip controls the motor A of the first driving assembly and the motor B of the second driving assembly to rotate simultaneously; the power of the motor A is transmitted to the screw rod A through a chain transmission pair, so that the partition plate A descends; the power of the motor B is transmitted to the screw rod B, so that the partition plate B and the lining clamping mechanism synchronously descend; the final descending height of the partition plate B is higher than that of the partition plate A;

step 4: partition plate A, B parting: the control chip firstly controls the electromagnet of the first driving assembly to be powered off, so that the clamping jaw is tightly pressed on the shaft of the motor A under the action of the elasticity of the spring, namely the shaft of the motor A is relatively fixed with the clutch connecting frame; the control chip controls the motor A to start again, the power of the motor A is transmitted to the partition plate A through the clutch connecting frame and the lead screw A to drive the partition plate A to rotate, so that the partition plate A, B is in a parting state, at the moment, no barrier exists between the inner lining of the reaction kettle and the cleaning cavity, and the inner lining of the reaction kettle is opposite to the opening of the cleaning cavity;

step 5: the liner of the reaction kettle falls into the cleaning cavity: the control chip controls the hydraulic cylinder of the clamping mechanism to start, the piston rod of the hydraulic cylinder is retracted, the second clamping plate is far away from the first clamping plate, the inner lining of the reaction kettle is loosened, and the inner lining of the reaction kettle falls into the cleaning cavity;

step 6: the partition plate A, B is combined: the control chip firstly controls the motor A of the first driving assembly to start, and the power of the motor A is transmitted to the partition plate A through the clutch connecting frame and the screw rod A to drive the partition plate A to rotate, so that the partition plate A, B returns to the closed state; the control chip controls the electromagnet of the first driving assembly to be electrified, so that the clamping jaw is separated from the shaft of the motor A, namely, the shaft of the motor A and the clutch connecting frame can move relatively;

step 7: the divider plate A, B descends to enclose the wash chamber: the control chip controls the motor A of the first driving assembly and the motor B of the second driving assembly to start again, the partition board A, B after the combination is lowered, and the opening at the upper end of the cleaning cavity is closed through the boss at the lower end of the partition board A, B;

step 8: cleaning the lining of the reaction kettle: the control chip starts a microwave heating device in the cleaning chamber to start, the cleaning liquid is boiled, and after the cleaning is carried out for a set time, the microwave heating device is closed, and the cleaning is finished;

step 9: discharging the cleaning liquid in the cleaning cavity: opening a valve on a drain outlet of the cleaning chamber to discharge the cleaning liquid in the cleaning cavity;

step 10: the division plate A, the division plate B and the lining clamping mechanism rise: the control chip controls the motor A of the first driving assembly and the motor B of the second driving assembly to rotate simultaneously; the power of the motor A is transmitted to the screw rod A through a chain transmission pair, so that the partition plate A ascends; the power of the motor B is transmitted to the screw rod B, so that the partition plate B and the lining clamping mechanism are lifted synchronously;

step 11: partition plate A, B parting: the control chip firstly controls the electromagnet of the first driving assembly to be powered off, so that the clamping jaw is tightly pressed on the shaft of the motor A under the action of the elasticity of the spring, namely the shaft of the motor A is relatively fixed with the clutch connecting frame; the control chip controls the motor A to start again, and the power of the motor A is transmitted to the partition plate A through the clutch connecting frame and the screw A to drive the partition plate A to rotate, so that the partition plate A, B is in a parting state, and at the moment, the lining of the reaction kettle can be taken out from the cleaning cavity manually.

Compared with the prior art, the invention has the following advantages:

1. the steps of transferring to the cleaning cavity, cleaning liquid sprinkling irrigation and heating cleaning can be automatically completed only by putting the inner lining of the reaction kettle into the clamping station, and the automatic degree is high and the operation is simple and convenient.

2. The injection of the cleaning liquid is realized through the sprinkling irrigation mechanism arranged in the shell, so that the human body can be protected from the threat of corrosive medicines.

3. The method can be suitable for mixed cleaning of the inner liners of the reaction kettles with different sizes, and the inner liners with large sizes and the inner liners with small sizes can be cleaned simultaneously in different cleaning cavities.

The invention is further described below with reference to the drawings and examples.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a schematic view of a liner clamping mechanism;

FIG. 4 is a schematic structural view of a partition mechanism;

FIG. 5 is a schematic view of the mounting location of the jaw assembly;

FIG. 6 is a cross-sectional view A-A of FIG. 5;

FIG. 7 is a schematic view of the sprinkler mechanism;

fig. 8 is a schematic structural view of the partition plate a;

fig. 9 is a schematic structural view of the partition plate B.

Description of the embodiments

Example 1:

as shown in fig. 1-9, the reactor lining cleaning device comprises a shell 1, a cleaning chamber, a lining clamping mechanism, a separation mechanism, a spray irrigation mechanism, a lining 6, a positioning plate 7 and a control chip.

The housing 1 has a cylindrical shape with an upper end opened.

The cleaning chamber 2 is arranged in the inner cavity of the shell 1, a plurality of cleaning chambers 21 are arranged on the cleaning chamber, the cleaning chambers 21 are uniformly distributed along the central axis of the cleaning chamber in an annular mode, and an opening is formed in the upper end of the cleaning chamber 2. Inside the washing chamber 2 is provided a microwave heating device (not shown in the figures) for heating the washing chamber 21. A drain outlet (not shown in the figure) with a valve is arranged on the outer wall of the cleaning chamber 2, and the drain outlet is communicated to the cleaning cavity 21 through a pipeline (not shown in the figure).

The lining clamping mechanism is arranged in the inner cavity of the shell 1 and is positioned at the upper end of the cleaning chamber 2. The liner clamping mechanism includes a frame 31 and a clamping assembly. The frame 31 includes a central cylinder 311, an annular outer frame 312, and spacer bars 313. The central cylinder 311 is located in the central area inside the annular outer frame 312 and is connected with the annular outer frame 312 through partition bars 313, threaded holes are formed in the central area, the annular outer frame 312 is movably mounted in the inner wall of the shell 1, and the partition bars 313 are distributed in a spoke shape, so that the inside of the annular outer frame 312 is divided into a plurality of sector areas. There are multiple sets of clamping assemblies, one in each sector of the frame 31. The clamping assembly includes a first clamping plate 321, a second clamping plate 322, and a hydraulic cylinder 323. The hydraulic cylinder 323 is fixedly mounted on the annular outer frame 312, and the telescopic rod thereof extends into the sector area. The second clamping plate 322 is fixedly connected to the end head of the telescopic rod of the hydraulic cylinder 323. The first clamping plate 321 is fixedly connected to the central cylinder 311 and faces the second clamping plate 322. The space between the first clamping plate 321 and the second clamping plate 322 is a clamping station 324, and the clamping station 324 is located right above the opening of the cleaning chamber 21.

The separating mechanism is arranged in the inner cavity of the shell 1 and is positioned between the lining clamping mechanism and the cleaning chamber 2. The separation mechanism comprises a separation plate A41, a separation plate B42, a first driving assembly for driving the separation plate A41 to lift or rotate and a second driving assembly for driving the separation plate B42 to lift. The partition plate a41 comprises a central plate a411 and a plurality of sector plates a412 which are annularly and uniformly distributed outside the central plate a411 at intervals, and screw holes are formed in the sector plates a411 of the partition plate a 41. The partition plate B42 includes a central plate B421 and a plurality of sector plates B422 annularly and uniformly distributed outside the central plate B421 at intervals, and screw holes are provided in the central plate B421 of the partition plate B42.

The partition plate a41 is rotated to be combined with the partition plate B42 (as shown in fig. 2) or separated (as shown in fig. 4). The two parts are at the same horizontal height when combined, and the sector plate B422 of the partition plate B42 and the sector plate A412 of the partition plate A41 are arranged in a staggered manner, so that the space between the clamping station 324 and the cleaning cavity 21 is blocked. The partition plate B42 is positioned right below the partition plate A41 during parting, and the sector plate B422 of the partition plate B42 is overlapped with the sector plate A412 of the partition plate A41, so that the space between one part of the clamping station 324 and one part of the cleaning cavity 21 is communicated, and the space between the other part of the clamping station 324 and the other part of the cleaning cavity 21 is blocked.

The sprinkling irrigation mechanism comprises an annular pipe 51, a lantern ring 52, a branch pipe 53, an electromagnetic valve 54 and a third driving component. The annular pipe 51 is fixedly connected in the inner cavity of the shell 1, and is provided with a liquid inlet and a plurality of liquid outlets, and the liquid inlet is communicated with an external cleaning liquid source through a pipeline. The collar 52 is looped over the annular tube 51 and is positioned in the axial direction. The branch pipe 53 is fixedly connected to the collar 52, and the inner cavity of the branch pipe is communicated with the inner cavity of the annular pipe 51, and the branch pipe is driven by the third driving assembly to rotate so as to be switched between the vertical state and the horizontal state. A solenoid valve 54 is mounted on the branch pipe 53.

The bushing 6 is arranged between the inner wall of the housing 1 and the outer wall of the cleaning chamber 2.

The locating plate 7 is arranged in the inner cavity of the shell 1 and is positioned at the upper end of the lining clamping mechanism, and a hole 71 which is opposite to the clamping station of the lining clamping mechanism is formed in the locating plate.

The control chip (not shown) is electrically connected to the motor a431, the electromagnet 4325, the motor B442, the motor C551, the solenoid valve 54, and the hydraulic cylinder 323.

The first driving component comprises a screw A431, a clutch connecting frame 432, a motor A433 and a chain transmission pair. The screw rod A431 is vertically arranged, the upper end of the screw rod A431 is movably arranged on the positioning plate 7 through a bearing, the lower end of the screw rod A431 is movably arranged on the bottom surface of the shell 1 through a bearing, the middle part of the screw rod A431 is provided with a threaded section, the two ends of the screw rod A431 are provided with polished rod sections, and the threaded sections are in screwed fit with threaded holes on the sector plate A411 of the partition plate A41. The screw a431 rotates to drive the partition plate a41 to move up and down. Clutch coupling 432 includes a sleeve A4321, a cross arm 4322, a sleeve B4323, and a jaw assembly. The sleeve A4321 is provided with three mounting holes which are radially and annularly uniformly distributed, the mounting holes penetrate through the outer wall of the sleeve A4321 to the inner hole of the sleeve A4321, and the lower end of the sleeve A4321 is movably mounted on the bottom surface of the shell 1 through a bearing. One end of the cross arm 4322 is fixedly connected to the outer wall of the sleeve A4321, and the other end of the cross arm is fixedly connected to the outer wall of the sleeve B4323. Sleeve B4323 is looped over the polish rod section at the lower end of screw a 431. The jaw assembly comprises a plug 4324, an electromagnet 4325, a spring 4326 and a jaw 4327 which are sequentially arranged in a sleeve A4321 mounting hole from the radial inner side to the radial outer side. The motor A433 is fixedly connected to the bottom surface of the housing 1 through a bracket (not shown) and is positioned right above the clutch link 432, and the shaft of the motor A433 extends downwards and into the inner hole of the sleeve A4321 of the clutch link 432, and is clamped or unclamped by the clamping jaw of the clutch link 432. The chain drive pair includes a drive sprocket 4341, a driven sprocket 4342, and a chain 4343. The driving sprocket 4341 is fixedly connected to the shaft of the motor A433, the driven sprocket 4342 is fixedly connected to the screw A431, and the chain 4343 is wound between the driving sprocket 4341 and the driven sprocket 4342.

The second drive assembly includes a lead screw B441 and a motor B442. The screw B441 is vertically disposed, and its upper end is mounted on the positioning plate 7 through a bearing, and its lower end is connected with the shaft of the motor B442 through a coupling, and it is screwed with the threaded hole on the center plate B421 of the partition plate B42, and it is also screwed with the threaded hole on the center cylinder 311 of the frame 31. The motor B442 is directly or indirectly fixedly connected to the upper end of the motor A433, and the shaft of the motor B442 extends upwards and is connected with the lower end of the screw rod B441 through a coupler.

The third drive assembly includes motor C551, gear a552, and gear B553. The motor C551 is mounted on the inner wall of the housing 1. Gear a552 is grounded to the shaft of motor C551. Gear B553 is nested and affixed to collar 52. The motor C551 drives the collar 52 to rotate through the gear a552 and the gear B553 in order to switch the sub-tube 53 in the vertical and horizontal states.

Preferably, the central cylinder 311 of the frame 31 is provided with a threaded hole. The screw B441 is screwed with a screw hole in the central cylinder 311 of the frame 31.

Preferably, the lower ends of the sector plate a412 of the partition plate a41 and the sector plate B422 of the partition plate B42 are respectively provided with bosses for closing the opening of the washing chamber 21.

In this embodiment, the number of the cleaning chambers 21 is 6, correspondingly, the number of the sector plates a411 of the partition plate a41 is 3, correspondingly, the number of the sector plates B421 of the partition plate B42 is 3, correspondingly, the number of the branched pipes 53 is 6, and the 6 branched pipes 63 respectively correspond to the 6 cleaning chambers 21.

Brief description of the working principle of the first drive assembly:

the first driving assembly is used for lifting and rotating the partition plate a 41.

Lifting control: electromagnet 4325 is in the state of being electrified, clamping jaw 4327 is retracted into the mounting hole of sleeve A4321 through magnetic attraction, the shaft of motor A433 is in movable fit with the inner hole of sleeve A4321, namely, the power of motor A433 cannot be transmitted to clutch connecting frame 432, namely, the shaft of motor A433 and the inner hole of sleeve A4321 of clutch connecting frame 432 can rotate relatively, the power of motor A433 is transmitted to screw A441 through a chain transmission pair, screw A411 is made to rotate, and then division plate A41 is driven to lift.

Rotation control: the electromagnet 4325 is in a power-off state, the clamping jaw 4327 is pressed on the shaft of the motor A433 under the action of the elastic force of the spring 4326, namely, the shaft of the motor A433 is relatively fixed with the clutch connecting frame 432, and the power of the motor A433 is transmitted to the partition plate A41 through the clutch connecting frame 432 to drive the partition plate A41 to rotate.

before use, the reactor liner cleaning device is in an initial state, in the initial state, the partition plate A, B is in a closed state (namely as shown in fig. 4), the electromagnet 4325 is in an electrified state, the branch pipe of the spray irrigation mechanism is in a vertical state, and the valve on the drain outlet of the cleaning chamber is in a closed state.

Step 1: clamping mechanism clamps the lining of the reaction kettle: the lining of the reaction kettle to be cleaned is placed on a sector plate A412 of a partition plate A41 through a locating plate 7 and a clamping station of a lining clamping mechanism, then a hydraulic cylinder 323 of the clamping mechanism is controlled by a control chip to start, a piston rod of the hydraulic cylinder 323 stretches out to push a second clamping plate 322 to be close to a first clamping plate 321, and the lining of the reaction kettle is clamped in the clamping station.

Step 2: the spray irrigation mechanism sprays liquid medicine into the cleaning cavity: the control chip controls a motor C551 of the sprinkling irrigation mechanism to start, and the power of the motor C551 is transmitted to the branch pipe 53 through a gear A522 and a gear B553, so that the branch pipe 53 rotates from a vertical state to a horizontal state; then the switch of the external cleaning liquid source is manually opened to fill the inner cavity of the whole annular pipe 51 with the cleaning liquid, then the electromagnetic valve 54 is controlled by the control chip to be opened, the cleaning liquid is sprayed into the cleaning cavity 21 through the outlet of the branch pipe 53, after a certain amount of liquid medicine is sprayed out, the control chip firstly controls the electromagnetic valve 54 to be closed, then controls the motor C551 to start, and the power of the motor C551 is transmitted to the branch pipe 53 through the gear A522 and the gear B553, so that the branch pipe 53 rotates from a horizontal state to a vertical state.

Step 3: the division plate A, the division plate B and the lining clamping mechanism are lowered: the control chip controls the motor A433 of the first driving component and the motor B442 of the second driving component to rotate simultaneously; the power of the motor A433 is transmitted to the screw rod A431 through a chain transmission pair, so that the partition plate A41 descends; the power of the motor B442 is transmitted to the screw rod B441 to enable the partition plate B42 and the lining clamping mechanism to synchronously descend; the partition plate B42 finally descends to a height higher than the partition plate a41 finally descends to.

Step 4: partition plate A, B parting: the control chip firstly controls the electromagnet 4325 of the first driving component to be powered off, so that the clamping jaw 4327 is pressed on the shaft of the motor A433 under the action of the elastic force of the spring 4326, namely, the shaft of the motor A433 is relatively fixed with the clutch connecting frame 432; the control chip controls the motor A433 to start again, and the power of the motor A433 is transmitted to the partition plate A41 through the clutch connecting frame 432 and the lead screw A431 to drive the partition plate A41 to rotate, so that the partition plate A, B is in a parting state, at the moment, no barrier exists between the reaction kettle lining and the cleaning cavity 21, and the reaction kettle lining is opposite to the opening of the cleaning cavity 21.

Step 5: the liner of the reaction kettle falls into the cleaning cavity: the control chip controls the hydraulic cylinder 323 of the clamping mechanism to start, the piston rod of the hydraulic cylinder 323 is retracted, the second clamping plate 322 is far away from the first clamping plate 321, the inner lining of the reaction kettle is loosened, and the inner lining of the reaction kettle falls into the cleaning cavity 21.

Step 6: the partition plate A, B is combined: the control chip firstly controls the motor A433 of the first driving component to start, and the power of the motor A433 is transmitted to the partition plate A41 through the clutch connecting frame 432 and the lead screw A431 to drive the partition plate A41 to rotate, so that the partition plate A, B returns to the closed state (shown in FIG. 2); the control chip further controls the electromagnet 4325 of the first driving assembly to be electrified, so that the clamping jaw 4327 is separated from the shaft of the motor A433, namely, the shaft of the motor A433 and the clutch connecting frame 432 can move relatively.

Step 7: the divider plate A, B descends to enclose the wash chamber: the control chip controls the motor A433 of the first driving assembly and the motor B442 of the second driving assembly to be started again, the partition board A, B after the combination is lowered, and the upper end opening of the cleaning cavity 21 is closed through the boss at the lower end of the partition board A, B.

Step 8: cleaning the lining of the reaction kettle: the control chip starts the microwave heating device in the cleaning chamber 2, the cleaning liquid is boiled, and after the cleaning is carried out for a set time, the microwave heating device is closed, and the cleaning is finished.

Step 9: discharging the cleaning liquid in the cleaning cavity: and opening a valve on the drain outlet of the cleaning chamber to discharge the cleaning liquid in the cleaning cavity.

Step 10: the division plate A, the division plate B and the lining clamping mechanism rise: the control chip controls the motor A433 of the first driving component and the motor B442 of the second driving component to rotate simultaneously; the power of the motor A433 is transmitted to the screw rod A431 through a chain transmission pair, so that the partition plate A41 is lifted; the power of the motor B442 is transmitted to the screw B441, and the partition plate B42 and the liner gripping mechanism are raised synchronously.

Step 11: partition plate A, B parting: the control chip firstly controls the electromagnet 4325 of the first driving component to be powered off, so that the clamping jaw 4327 is pressed on the shaft of the motor A433 under the action of the elastic force of the spring 4326, namely, the shaft of the motor A433 is relatively fixed with the clutch connecting frame 432; the control chip controls the motor A433 to start again, and the power of the motor A433 is transmitted to the partition plate A41 through the clutch connecting frame 432 and the lead screw A431 to drive the partition plate A41 to rotate, so that the partition plate A, B is in a parting state, and at the moment, the lining of the reaction kettle can be taken out from the cleaning cavity 21 manually.

Claims

1. Reaction kettle lining belt cleaning device, characterized by: comprises a shell, a cleaning chamber, a lining clamping mechanism and a separation mechanism;

the shell is cylindrical with an opening at the upper end;

the cleaning chamber is arranged in the inner cavity of the shell; the cleaning chamber is provided with a plurality of cleaning chambers which are uniformly distributed along the central axis at intervals, the upper end of the cleaning chamber is provided with an opening, the interior of the cleaning chamber is provided with a microwave heating device for heating the cleaning chamber, the outer wall of the cleaning chamber is provided with a drain outlet with a valve, and the drain outlet is communicated to the cleaning chamber through a pipeline;

the lining clamping mechanism is arranged in the inner cavity of the shell and is positioned at the upper end of the cleaning chamber, a plurality of clamping stations are arranged on the lining clamping mechanism, and the clamping stations are positioned right above the opening of the cleaning chamber; the lining clamping mechanism comprises a frame and a clamping assembly; the frame comprises a central cylinder body, an annular outer frame and parting strips; the central cylinder is positioned in the central area inside the annular outer frame and is connected with the annular outer frame through parting strips, the annular outer frame is provided with threaded holes and movably arranged in the inner wall of the shell, and the parting strips are distributed in a spoke shape, so that the inside of the annular outer frame is divided into a plurality of sector areas; the clamping assemblies are provided with a plurality of groups and are respectively arranged in each sector area of the frame; the clamping assembly comprises a first clamping plate, a second clamping plate and a hydraulic cylinder; the hydraulic cylinder is fixedly arranged on the annular outer frame, and the telescopic rod of the hydraulic cylinder stretches into the sector area; the second clamping plate is fixedly connected to the end head of the telescopic rod of the hydraulic cylinder, and the first clamping plate is fixedly connected to the central cylinder body and is opposite to the second clamping plate; the clamping station is a space between the first clamping plate and the second clamping plate;

the separation mechanism is arranged in the inner cavity of the shell and is positioned between the lining clamping mechanism and the cleaning chamber; the separation mechanism comprises a separation plate A, a separation plate B, a first driving assembly for driving the separation plate A to lift or rotate and a second driving assembly for driving the separation plate B to lift; the partition plate A is rotated to realize the combination or parting with the partition plate B; the two are combined to separate the space between the clamping station and the cleaning cavity; the two parting sets the space between one part of clamping stations and one part of cleaning cavities to be communicated, and the space between the other part of clamping stations and the other part of cleaning cavities to be separated; the division plate A comprises a central plate A and a plurality of sector plates A which are annularly and uniformly distributed at the outer side of the central plate A at intervals, and threaded holes are formed in the sector plates A of the division plate A; the division plate B comprises a central plate B and a plurality of sector plates B which are annularly and uniformly distributed at the outer side of the central plate B at intervals, and the central plate B of the division plate B is provided with threaded holes; the first driving assembly comprises a screw rod A, a clutch connecting frame, a motor A and a chain transmission pair; the screw rod A is vertically arranged, the upper end and the lower end of the screw rod A are directly or indirectly movably arranged on the shell and are positioned in the axial direction, the middle part of the screw rod A is provided with a threaded section, the two ends of the screw rod A are provided with polished rod sections, and the threaded sections are in screwed fit with threaded holes on the sector plate A of the partition plate A; the clutch connecting frame comprises a sleeve A, a cross arm, a sleeve B and a clamping jaw assembly; three mounting holes which are radially and annularly distributed are arranged on the sleeve A, the mounting holes penetrate through the outer wall of the sleeve A to the inner hole of the sleeve A, and the lower end of the sleeve A is movably arranged on the bottom surface of the shell through a bearing; one end of the cross arm is fixedly connected to the outer wall of the sleeve A, and the other end of the cross arm is fixedly connected to the outer wall of the sleeve B; the sleeve B is movably sleeved on the polish rod section at the lower end of the screw rod A; the clamping jaw assembly comprises a plug, an electromagnet, a spring and clamping jaws which are sequentially arranged in the mounting hole of the sleeve A from the radial inner side to the radial outer side; the motor A is fixedly connected to the bottom surface of the shell through a bracket and is positioned right above the clutch connecting frame, and the shaft of the motor A extends downwards and stretches into an inner hole of the clutch connecting frame sleeve A and is clamped or loosened by clamping jaws of the clutch connecting frame clamping jaw assembly; the chain transmission pair comprises a driving sprocket, a driven sprocket and a chain; the driving sprocket is fixedly connected to the shaft of the motor A, the driven sprocket is fixedly connected to the screw A, and the chain is wound between the driving sprocket and the driven sprocket; the second driving component comprises a screw rod B and a motor B; the screw rod B is vertically arranged, the upper end of the screw rod B is directly or indirectly movably arranged on the shell and is axially positioned, the screw rod B is screwed with a threaded hole on the central plate B of the division plate B, and the screw rod B is screwed with a threaded hole on the central cylinder of the frame; the motor B is directly or indirectly fixedly connected to the upper end of the motor A, and the shaft of the motor B extends upwards and is connected with the lower end of the screw rod B through a coupler;

the number of the cleaning chambers is 6, the number of the sector plates A of the partition plate A is 3, and the number of the sector plates B of the partition plate B is 3.

2. The reactor liner cleaning apparatus as set forth in claim 1, wherein: the sprinkler mechanism is arranged in the inner cavity of the shell;

the sprinkling irrigation mechanism comprises an annular pipe, a lantern ring, branch pipes, an electromagnetic valve and a third driving assembly;

the annular pipe is fixedly connected in the inner cavity of the shell, and is provided with a liquid inlet and a plurality of liquid outlets, and the liquid inlet is communicated with an external cleaning liquid source through a pipeline;

the lantern ring is movably sleeved on the annular pipe and is positioned in the axial direction;

the branch pipe is fixedly connected to the lantern ring, and the inner cavity of the branch pipe is communicated with the inner cavity of the annular pipe;

the electromagnetic valve is arranged on the branch pipe;

3. The reactor liner cleaning apparatus as set forth in claim 2, wherein: it also comprises a lining arranged between the inner wall of the shell and the outer wall of the cleaning chamber.

4. The reactor liner cleaning apparatus as set forth in claim 3, wherein: it also comprises a locating plate; the locating plate is arranged in the inner cavity of the shell and positioned at the upper end of the lining clamping mechanism, and a hole which is opposite to the clamping station of the lining clamping mechanism is formed in the locating plate.

5. The reactor liner cleaning apparatus as set forth in claim 4, wherein: the lower ends of the sector plate A of the partition plate A and the sector plate B of the partition plate B are respectively provided with a boss for closing the opening of the cleaning cavity.

6. The reactor liner cleaning apparatus as set forth in claim 5, wherein: it also comprises a control chip; the control chip is electrically connected with the motor A, the electromagnet, the motor B, the motor C, the electromagnetic valve and the hydraulic cylinder.

7. A method for cleaning a liner of a reaction kettle is characterized by comprising the following steps: the reactor lining cleaning device based on claim 6 comprises the following steps: