Cleaning mechanism for tank cover of extraction tank

Abstract

The utility model relates to an extraction tank cover cleaning mechanism, and belongs to the technical field of chemical production. Comprising a three-way pipe joint and a water supply main pipe communicated with a first connector of the three-way pipe joint, a second connector of the three-way pipe joint is connected with a tank body water injection pipe, the other end of the tank body water injection pipe is connected to an in-tank spraying pipe of an extraction tank, and a third connector of the three-way pipe joint is connected with a bypass pipe. The other end of the bypass pipe is connected with a pneumatic valve, a water outlet of the pneumatic valve is provided with a cleaning water supply bent pipe, and the other end of the cleaning water supply bent pipe is provided with a rotary spray head used for spraying water to wash the inner wall of the opened extraction tank cover. The utility model has the following beneficial effects: the new bypass pipe is connected to the original water supply main pipe through the three-way pipe joint, and the pneumatic valve, the cleaning water supply elbow and the rotary spray head are connected behind the bypass pipe, so that the rotary spray head can effectively wash the tank cover after the tank cover is opened.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of extraction tank cover cleaning mechanism, belong to the medical chemical production technical field. BACKGROUND

[0002] Extraction tank is the immersion extraction equipment commonly used in medical chemical, especially suitable for the immersion extraction of components contained in plant products.

[0003] The utility model with patent No.202323203910.3 discloses a purification device applied to traditional Chinese medicine preparation. The extraction tank has a tank body and a cover body. The lower end of the tank body is provided with a slag outlet. The cover body is detachably arranged at the lower end of the tank body and corresponds to the slag outlet. The upper end of the tank body is provided with a feeding port for adding traditional Chinese medicine materials. The lower side of the tank body is provided with an opening and closing driving assembly.

[0004] The current technology does not consider comprehensively, and has the following disadvantages: the extraction tank cover is covered with fine medicinal material residues and dust during feeding and cooking. Manual cleaning is required each time, which is labor-intensive and inefficient.

[0005] To solve one of the above problems, an extraction tank cover cleaning mechanism is urgently needed. UTILITY MODEL CONTENTS

[0006] According to the deficiencies in the above prior art, the technical problem to be solved by the utility model is: how to realize the connection of a new bypass pipe to the original water supply main pipe through a tee joint. The bypass pipe is connected to a pneumatic valve, a cleaning water supply elbow and a rotary spray head. The rotary spray head can effectively flush the tank cover when the tank cover is opened. Therefore, the utility model provides an extraction tank cover cleaning mechanism, which is more convenient and efficient, shortens the cleaning time and improves the equipment operation efficiency.

[0007] The extraction tank cover cleaning mechanism, comprising a tee joint and a water supply main pipe connected to the first interface of the tee joint, characterized in that: the second interface of the tee joint is connected to a tank body water injection pipe, the other end of the tank body water injection pipe is connected to an in-tank spray pipe of the extraction tank, the third interface of the tee joint is connected to a bypass pipe, the other end of the bypass pipe is connected to a pneumatic valve, the water outlet of the pneumatic valve is provided with a cleaning water supply elbow, the other end of the cleaning water supply elbow is provided with a rotary spray head, for spraying and flushing the inner wall of the opened extraction tank cover.

[0008] The new bypass pipe is connected to the original water supply pipe through a three-way pipe joint, the bypass pipe is connected to a pneumatic valve, a cleaning water supply elbow and a rotary spray head, when the feeding is completed or the tank cover needs to be cleaned, when the tank cover is opened, the tank cover opening and closing state sensor detects that the tank cover is opened to the position, the DCS system controls the pneumatic valve to be opened, the spray water supplied by the bypass pipe is sprayed from the rotary spray head, the rotary cleaning extracts the tank cover, and after the cleaning time, the pneumatic valve is automatically or manually closed, and the cleaning is completed. The cleaning of the tank cover of the extraction tank is changed from manual cleaning to machine cleaning, and the configuration of the cleaning personnel is reduced. The machine cleaning replaces the manual cleaning, the uncontrollable factors of human behavior are avoided, and the safety is improved. The automatic control system controls the cleaning of the tank cover, which is more convenient and fast, shortens the cleaning time, and improves the equipment operation efficiency.

[0009] Preferably, the pneumatic valve comprises a valve body, a pneumatic actuator is connected to the upper part of the valve body in linkage, the closing of the valve body is controlled through the pneumatic actuator, an air inlet and an air outlet are arranged in the pneumatic actuator, and the air inlet is connected to a gas source. The pneumatic valve is a valve that uses compressed air to drive multiple groups of combined pneumatic pistons in the actuator to move, which can be directly purchased and is convenient to use.

[0010] Preferably, the tank cover opening and closing state sensor and a controller electrically connected with the pneumatic actuator are further included, the tank cover opening and closing state sensor is installed on the outer wall of the extraction tank and electrically connected with the controller, and the tank cover opening and closing state sensor is used to detect the opening state of the tank cover of the extraction tank. When the tank cover is opened, the tank cover opening and closing state sensor detects that the tank cover is opened to the position, the DCS system as the controller can control the pneumatic valve to be opened, the spray water supplied by the bypass pipe is sprayed from the rotary spray head, and the tank cover of the extraction tank is flushed.

[0011] Preferably, the tank cover of the extraction tank is hingedly installed on the extraction tank, the opening and closing of the tank cover of the extraction tank is driven through a tank cover opening and closing driving cylinder, the tank cover opening and closing state sensor is a proximity switch, and is installed on the telescopic end of the tank cover opening and closing driving cylinder. The tank cover opening and closing driving cylinder is retracted to drive the tank cover of the extraction tank to be opened, the proximity switch gradually approaches the upper cylinder cover of the tank cover opening and closing driving cylinder until triggering, the proximity switch detects the telescopic position of the tank cover opening and closing driving cylinder and transmits a position signal to the controller.

[0012] Preferably, the controller is a DCS controller.

[0013] Preferably, the cleaning water supply elbow is connected to the extraction tank through an elbow mounting frame.

[0014] Preferably, the elbow mounting frame comprises a strip-shaped plate, one end of the strip-shaped plate is provided with an end plate, the cleaning water supply elbow is mounted on the end plate through a pipe clamp, a threaded rod is arranged to penetrate the strip-shaped plate along the length direction of the strip-shaped plate, the other end of the threaded rod is vertically connected with a cross bar, the other end of the cross bar is fixed to the outer wall of the extraction tank, the upper locking nut and the lower locking nut are respectively threadedly connected to the threaded rods on the upper and lower sides of the strip-shaped plate, and the upper locking nut and the lower locking nut clamp and fix the strip-shaped plate on the threaded rods.

[0015] The cleaning water supply elbow is fixed on the extraction tank through the elbow mounting frame, the fixed position of the rotating nozzle mounting position is guaranteed, the shaking and deflection of the rotating nozzle caused by the impact force generated when the rotating nozzle sprays are avoided, the gap between the upper locking nut and the lower locking nut is enlarged by rotating the upper locking nut and the lower locking nut, the strip-shaped plate can be adjusted up and down relative to the threaded rod, can be adjusted relative to the threaded rod, and can be adjusted relative to the length direction of the strip-shaped plate due to the design of the long hole, the position of the cleaning water supply elbow is matched, the cleaning water supply elbow is connected with the end plate through the pipe clamp, and the position of the strip-shaped plate is fixed by the upper locking nut and the lower locking nut, so that the reliability and flexibility of the connection are guaranteed.

[0016] Preferably, the strip-shaped plate is a rectangular steel plate.

[0017] Preferably, the rotating nozzle is a stainless steel universal rotating nozzle, has seven nozzles with different spraying directions, and the nozzle directions are adjustable, the angle of each nozzle is adjustable, and different forms of extraction tank covers can be adapted by adjusting the angle.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The extraction tank cover cleaning mechanism has the advantages that the original water supply main pipe is connected with a new bypass pipe through a tee joint, the bypass pipe is connected with a pneumatic valve, a cleaning water supply elbow and a rotating nozzle in sequence, the rotating nozzle can effectively flush the tank cover when the tank cover is opened.

[0020] The extraction tank cover cleaning mechanism has the advantages that the extraction tank cover cleaning is changed from manual cleaning to machine washing, the configuration of cleaning personnel is reduced, the manual cleaning is replaced by machine washing, the uncontrollable factors of human behaviors are avoided, the safety is improved, the tank cover cleaning is controlled by an automatic control system, the tank cover cleaning is more convenient and faster, the cleaning time is shortened, and the equipment operation efficiency is improved.

[0021] The extraction tank lid cleaning mechanism of this utility model has a design with elongated holes on the strip plate. The strip plate can be adjusted up and down relative to the threaded rod, rotated relative to the threaded rod, or adjusted along the length of the strip plate to ensure that it matches the position of the cleaning water supply bend. The cleaning water supply bend is connected to the end plate through a pipe clamp, and the position of the strip plate is fixed by the upper and lower locking nuts to ensure the reliability and flexibility of the connection. Attached Figure Description

[0022] To more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0023] Figure 1 This is a schematic diagram of the structure of this utility model;

[0024] Figure 2 This is a partial view of the present invention;

[0025] Figure 3 This is a structural diagram of the rotating nozzle;

[0026] Figure 4 This is a structural diagram of a long, narrow hole;

[0027] Figure 5 This is a diagram showing the usage state of this utility model.

[0028] In the diagram: 1. T-joint; 2. Main water supply pipe; 3. Tank water injection pipe; 4. Bypass pipe; 5. Pneumatic valve; 6. Cleaning water supply bend; 7. Rotary nozzle; 8. Extraction tank; 9. Extraction tank lid; 10. Can lid opening / closing status sensor; 11. Controller; 12. Can lid opening / closing drive cylinder; 13. Strip plate; 14. Threaded rod; 15. Upper locking nut; 16. Lower locking nut; 17. Long slot; 18. Crossbar; 19. End plate; 20. Pipe clamp. Detailed Implementation

[0029] The present invention will be further described below with reference to the accompanying drawings: The present invention will be further described below through specific embodiments, but it is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

[0030] Example 1, such as Figures 1-2As shown, the extraction tank lid cleaning mechanism includes a three-way pipe connector 1 and a water supply main pipe 2 connected to the first interface of the three-way pipe connector 1. The second interface of the three-way pipe connector 1 is connected to a tank body water injection pipe 3. The other end of the tank body water injection pipe 3 is connected to the inner spray pipe of the extraction tank 8. The third interface of the three-way pipe connector 1 is connected to a bypass pipe 4. The other end of the bypass pipe 4 is connected to a pneumatic valve 5. A cleaning water supply bend 6 is installed at the outlet of the pneumatic valve 5. A rotating nozzle 7 is installed at the other end of the cleaning water supply bend 6 for spraying water to rinse the inner wall of the extraction tank lid 9 after it is opened.

[0031] Reference Figure 1 and Figure 5 This application connects a new bypass pipe 4 to the existing main water supply pipe 2 via a T-joint 1. The bypass pipe 4 is subsequently connected to a pneumatic valve 5, a cleaning water supply bend 6, and a rotating nozzle 7. When feeding is complete or the tank lid needs cleaning, the tank lid opening / closing status sensor 10 detects that the lid is fully open. The DCS system then controls the pneumatic valve 5 to open, allowing the spray water supplied by the bypass pipe 4 to spray out from the rotating nozzle 7, rotating and cleaning the tank lid 9. After the cleaning time is reached, the pneumatic valve 5 is automatically closed or manually closed, ending the cleaning process. Cleaning is changed from manual to machine washing, reducing the need for cleaning personnel. Machine washing replaces manual cleaning, avoiding uncontrollable human factors and improving safety. The automatic control system for cleaning the tank lid is more convenient and faster, shortening cleaning time and improving equipment operating efficiency.

[0032] Example 2, as Figures 1-2 As shown, the extraction tank lid cleaning mechanism includes a three-way pipe connector 1 and a water supply main pipe 2 connected to the first interface of the three-way pipe connector 1. The second interface of the three-way pipe connector 1 is connected to a tank body water injection pipe 3. The other end of the tank body water injection pipe 3 is connected to the inner spray pipe of the extraction tank 8. The third interface of the three-way pipe connector 1 is connected to a bypass pipe 4. The other end of the bypass pipe 4 is connected to a pneumatic valve 5. A cleaning water supply bend 6 is installed at the outlet of the pneumatic valve 5. A rotating nozzle 7 is installed at the other end of the cleaning water supply bend 6 for spraying water to rinse the inner wall of the extraction tank lid 9 after it is opened.

[0033] Furthermore, the pneumatic valve 5 is existing technology, comprising a valve body, with a pneumatic actuator mounted on top of the valve body. The pneumatic actuator controls the closing of the valve body. The pneumatic actuator has an air inlet and an air outlet, which are connected to a solenoid valve via corresponding air pipes. The solenoid valve is electrically connected to a controller 11, which controls the switching of the solenoid valve to achieve the purpose of controlling the opening and closing of the pipeline through the pneumatic valve. The pneumatic valve utilizes compressed air to drive multiple sets of combined pneumatic pistons within the actuator; it is readily available and easy to use.

[0034] Further, a tank cover opening and closing state sensor 10 is installed on the outer wall of the extraction tank 8 and electrically connected with the controller 11, and the tank cover opening and closing state sensor 10 is used to detect the opening state of the extraction tank cover 9. When the tank cover is opened, the tank cover opening and closing state sensor 10 detects that the tank cover is opened to the position, and the DCS system as the controller 11 can control the pneumatic valve 5 to open, and the spray water supplied by the bypass pipe 4 is sprayed from the rotating spray head 7 to flush the extraction tank cover 9.

[0035] Further, the extraction tank cover 9 is hingedly installed on the extraction tank 8, and the opening and closing of the extraction tank cover 9 is driven by a tank cover opening and closing drive cylinder 12, the tank cover opening and closing state sensor 10 is a proximity switch installed on the telescopic end of the tank cover opening and closing drive cylinder 12, the tank cover opening and closing drive cylinder 12 is retracted to drive the extraction tank cover 9 to open, and the proximity switch gradually approaches the upper cylinder cover of the tank cover opening and closing drive cylinder 12 until triggering, the proximity switch detects the telescopic position of the tank cover opening and closing drive cylinder 12 and transmits the position signal to the controller 11.

[0036] Further, the controller 11 is a DCS controller.

[0037] In this embodiment, the improvement of the prior art in the specific implementation is in the hardware part, and the computer program involved is a simple program whose function can be easily realized by a person skilled in the art using an existing computer program development platform and a well-known programming method,

[0038] Herein, the pneumatic valve 5, the tank cover opening and closing state sensor 10 and the DCS controller are only a simple use of their functions, and do not involve improvements in methods and programs.

[0039] Further, the cleaning water supply elbow pipe 6 is connected to the extraction tank 8 through an elbow pipe mounting bracket.

[0040] Further, referring to Figure 2 and Figure 4 , the elbow pipe mounting bracket includes a strip-shaped plate 13, one end of the strip-shaped plate 13 is provided with an end plate 19, the cleaning water supply elbow pipe 6 is mounted on the end plate 19 through a pipe clamp 20, a long strip-shaped hole 17 is formed along the length direction of the strip-shaped plate 13 for the threaded rod 14 to penetrate, the other end of the threaded rod 14 is perpendicularly connected with a cross bar 18, the other end of the cross bar 18 is fixed to the outer wall of the extraction tank 8, the threaded rods 14 on the upper and lower sides of the strip-shaped plate 13 are respectively threadedly connected with an upper locking nut 15 and a lower locking nut 16, and the upper locking nut 15 and the lower locking nut 16 clamp and fix the strip-shaped plate 13 on the threaded rods 14.

[0041] The cleaning water supply elbow 6 is fixed on the extraction tank 8 through the elbow mounting frame, the fixed position of the rotary spray head 7 is guaranteed, the shaking and deflection of the rotary spray head 7 caused by the impact force generated when the rotary spray head 7 sprays is avoided, the gap between the upper locking nut 15 and the lower locking nut 16 is enlarged by rotating the upper locking nut 15 and the lower locking nut 16, the strip-shaped plate 13 can be adjusted up and down relative to the threaded rod 14, can be adjusted relative to the threaded rod 14, and can be adjusted relative to the length direction of the strip-shaped plate 13 due to the design of the long hole, the position of the cleaning water supply elbow 6 is matched, the cleaning water supply elbow 6 is connected with the end plate 19 through the pipe clamp 20, and then the position of the strip-shaped plate 13 is fixed by the upper locking nut 15 and the lower locking nut 16, so that the reliability and flexibility of the connection are guaranteed.

[0042] Further, the strip-shaped plate 13 is a rectangular steel plate.

[0043] Further, referring to Figure 3 The rotary spray head 7 is a stainless steel universal rotary spray head, has seven nozzles with different spraying directions, and the nozzle directions are adjustable, the angle of each nozzle is adjustable, and different forms of extraction tank covers can be adapted through the adjustment of the angle.

[0044] The extraction tank cover cleaning mechanism has the advantages that the original water supply main pipe is connected with a new bypass pipe through a tee joint, the bypass pipe is connected with a pneumatic valve, a cleaning water supply elbow and a rotary spray head in sequence, the rotary spray head can effectively flush the tank cover when the tank cover is opened.

[0045] The extraction tank cover cleaning mechanism has the advantages that manual cleaning is replaced by machine washing, the configuration of cleaning personnel is reduced, the machine washing replaces the manual cleaning, the uncontrollable factors of human behaviors are avoided, the safety is improved, the tank cover is cleaned by the automatic control system, the cleaning is more convenient and fast, the cleaning time is shortened, and the equipment operation efficiency is improved.

[0046] The extraction tank cover cleaning mechanism has the advantages that the strip-shaped plate has a long hole, the strip-shaped plate can be adjusted up and down relative to the threaded rod, can be adjusted relative to the threaded rod, and can be adjusted relative to the length direction of the strip-shaped plate, the position of the cleaning water supply elbow is matched, the cleaning water supply elbow is connected with the end plate through the pipe clamp, the position of the strip-shaped plate is fixed by the upper locking nut and the lower locking nut, and the reliability and flexibility of the connection are guaranteed.

[0047] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

[0048] The parts not described in detail in the present application are well-known to those skilled in the art.

Claims

1. An extraction tank cover cleaning mechanism comprising a tee joint (1) and a water supply main pipe (2) connected to the first interface of the tee joint (1), characterized in that: The second interface of the tee joint (1) is connected with a tank water injection pipe (3), the other end of the tank water injection pipe (3) is connected to a tank internal spray pipe of an extraction tank (8), the third interface of the tee joint (1) is connected with a bypass pipe (4), the other end of the bypass pipe (4) is connected with a pneumatic valve (5), the water outlet of the pneumatic valve (5) is provided with a cleaning water supply elbow (6), the other end of the cleaning water supply elbow (6) is provided with a rotary spray head (7) for spraying and flushing the inner wall of the opened extraction tank cover (9).

2. The extraction tank lid cleaning mechanism of claim 1, wherein, The pneumatic valve (5) comprises a valve body, a pneumatic actuator is connected to the upper portion of the valve body in linkage, and the closing of the valve body is controlled by the pneumatic actuator.

3. The extraction tank lid cleaning mechanism of claim 2, wherein, Further comprising a tank cover opening and closing state sensor (10) and a controller (11) electrically connected with the pneumatic actuator, the tank cover opening and closing state sensor (10) is installed on the outer wall of the extraction tank (8) and is electrically connected with the controller (11), and the tank cover opening and closing state sensor (10) is used for detecting the opening state of the extraction tank cover (9).

4. The extraction tank lid cleaning mechanism of claim 3, wherein, The extraction tank cover (9) is hingedly installed on the extraction tank (8) and is driven to open and close by a tank cover opening and closing driving cylinder (12), the tank cover opening and closing state sensor (10) is a proximity switch installed on the telescopic end of the tank cover opening and closing driving cylinder (12), the tank cover opening and closing driving cylinder (12) is retracted to drive the extraction tank cover (9) to open, the proximity switch gradually approaches the upper cylinder cover of the tank cover opening and closing driving cylinder (12) until triggering, and the proximity switch detects the telescopic position of the tank cover opening and closing driving cylinder (12) and transmits the position signal to the controller (11).

5. The extraction tank lid cleaning mechanism of claim 4, wherein, The controller (11) is a DCS controller.

6. The extraction tank lid cleaning mechanism of claim 5, wherein, The cleaning water supply elbow (6) is connected to the extraction tank (8) by an elbow mounting rack.

7. The extraction tank lid cleaning mechanism of claim 6, wherein, The elbow mounting rack comprises a strip-shaped plate (13), one end of the strip-shaped plate (13) is provided with an end plate (19), the cleaning water supply elbow (6) is installed on the end plate (19) by a pipe clamp (20), a long strip-shaped hole (17) is formed in the length direction of the strip-shaped plate (13) for penetrating the threaded rod (14), the other end of the threaded rod (14) is perpendicularly connected with a cross bar (18), the other end of the cross bar (18) is fixed to the outer wall of the extraction tank (8), the threaded rods (14) on the upper and lower sides of the strip-shaped plate (13) are respectively screw-connected with an upper locking nut (15) and a lower locking nut (16), and the upper locking nut (15) and the lower locking nut (16) clamp and fix the strip-shaped plate (13) on the threaded rods (14).

8. The extraction tank lid cleaning mechanism of claim 7, wherein, The strip-shaped plate (13) is a rectangular steel plate.

9. The extraction tank lid cleaning mechanism of claim 8, wherein, The rotary spray head (7) is a stainless steel universal rotary spray head, has seven nozzles with different spraying directions, and the nozzle directions are adjustable, the angle of each nozzle is adjustable, and different forms of extraction tank covers can be adapted by adjusting the angle.

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