CN217893957U - Novel acid bucket joint device of chemical recovery system - Google Patents

Abstract

The utility model relates to a novel chemical recovery system acid bucket connector device, which comprises a cylinder with a guide rod, a cylinder barrel cover connecting plate, an acid bucket connector fixing support, an acid bucket connector nozzle, an acid bucket connector inner tube and an acid bucket connector outer tube, wherein the cylinder with the guide rod is fixed on one side of the acid bucket connector fixing support; the utility model discloses reduction manual operation time that can great degree when effectively improving security and efficiency, also can corresponding reduction equipment occupy the area and the cost of labor of factory building.

Description

Novel acid bucket joint device of chemical recovery system

[ technical field ]

The utility model belongs to the technical field of the recovery of chemicals waste liquid technique and specifically relates to a novel sour bucket of chemical recovery system connects device.

[ background art ]

With the capacity of the semiconductor industry no matter the amplification is carried out, a large amount of waste liquid is generated in the industrial production process, and the direct discharge not only wastes resources and pollutes the environment, but also poses threats to the health of human beings. In order to protect the environment and human existence from being influenced, recover useful substances, reasonably recycle resources, generate environmental protection benefits and economic and social benefits, how to realize faster and better recovery effect needs to overcome the factors of manpower, land occupation, time and the like, and enterprises are also magical.

With the rapid development of semiconductor industry in China and even estimation, the use demand of chemicals is more and more, so that the generated chemical waste liquid is continuously increased, when the recovery yield of the waste liquid in the early stage is low, a manual barrel cover locking mode is adopted, two acid barrel connectors are averagely locked in each barrel, labor and time are wasted, the skin can directly contact the chemicals during operation, and the danger coefficient is extremely high. As an enterprise, sustainable development needs to be fully implemented, recycling needs to be completed, and in the face of aggravation of total recycling amount, the defects of old and single original system and low efficiency are increasingly highlighted, and the enterprise needs to seek a device with higher recycling efficiency to meet the requirement. With the continuous promotion of industrialization and urbanization, the land utilization of enterprises is increasingly tense, how to improve the land utilization rate is a problem which is currently put in front of the enterprises, and if a waste liquid recovery system is used as an important component in the production process of the semiconductor industry, a larger recovery effect can be obtained with a smaller occupied area, the continuous development success assistance of the enterprises can be certainly given. The existing acid bucket joint is complex to install and needs to consume a large amount of labor force, the labor force price is rapidly increased every year in China, and the wages of workers occupy a large proportion in the aspect of the total expenditure of enterprises. The acid bucket joint device of the novel chemical recovery system can be changed from manual operation to automatic operation, the cost expenditure of enterprises is reduced by improving the automation degree,

in conclusion, in the current market, the joint form of the acid bucket is mainly adopted for connecting the bucket opening and the recovery pipeline, and the manual screwing mode is adopted, so that any problem in the work can cause immeasurable loss to enterprises and individuals due to the fact that the pipe diameter and the flow of the recovery system are large; in addition, the factory floor space of the enterprise is increasingly tense, and the improvement of the recovery efficiency is helpful to solve the problem. Therefore, semiconductor manufacturers have paid more and more attention to each detail of the process in order to improve the safety and efficiency of the chemical recycling system, and an acid bucket joint device of a new chemical recycling system is one of the important points of attention.

[ contents of utility model ]

The utility model aims at solving foretell not enough and provide a novel chemical recovery system sour bucket piecing devices, reduction manual operation time that can great degree when effectively improving security and efficiency nature, also can corresponding reduction equipment occupy the area and the cost of labor of factory building.

The novel acid bucket joint device for the chemical recovery system comprises a cylinder with a guide rod 1, a cylinder bucket cover connecting plate 4, an acid bucket joint fixing support 6, an acid bucket joint nozzle 8, an acid bucket joint inner tube 9 and an acid bucket joint outer tube 10, wherein the cylinder with the guide rod 1 is fixed on one side of the acid bucket joint fixing support 6, the piston end of the cylinder with the guide rod 1 is connected with the cylinder bucket cover connecting plate 4, the cylinder with the guide rod 1 is connected with a gas tube elbow I2 and a gas tube elbow II 3 which are vertically arranged, the gas tube elbow I2 is used for gas inlet/gas outlet, the gas tube elbow II 3 is used for gas outlet/gas inlet, the top of the acid bucket joint inner tube 9 is locked on the acid bucket joint fixing support 6 through the acid bucket joint nozzle 8, the acid bucket joint outer tube 10 is sleeved on the periphery of the lower portion of the acid bucket joint inner tube 9, the bottom of the acid bucket joint outer tube 10 penetrates through the cylinder bucket cover connecting plate 4 and is welded with a bucket cover 12 below the cylinder bucket cover connecting plate 4 into a whole, and the acid bucket cover 10 is locked on the cylinder joint connecting plate 4.

Further, acid bucket connects fixed bolster 6 includes curb plate, roof and strengthening rib, the curb plate is vertical to be arranged, the roof level is arranged, curb plate and roof constitute L type structure, be connected with the strengthening rib between curb plate and the roof, the strengthening rib bilateral symmetry arranges.

Further, the upper part of the cylinder with the guide rod 1 is fastened on the acid bucket joint fixing support 6 through bolts, and the piston end of the cylinder with the guide rod 1 is fastened on the cylinder bucket cover connecting plate 4 through bolts.

Further, acid bucket connects mouthpiece 8 to lock on acid bucket connects fixed bolster 6, acid bucket connects mouthpiece 8 bottom to be provided with interior tooth, acid bucket connects the outer tooth at the inner tooth cooperation connection acid bucket of mouthpiece 8 connects inner tube 9 top, acid bucket connects 8 tops of mouthpiece to be provided with outer tooth to it has PFA end cap 7 to revolve through outer tooth, acid bucket connects outer tube 10 cover on acid bucket connects inner tube 9 and locks below cylinder bung connecting plate 4 with the screw.

Further, the cylinder 1 with the guide rod moves downwards when the first air pipe elbow 2 is used for air intake and the second air pipe elbow 3 is used for air exhaust, and the cylinder 1 with the guide rod moves upwards when the second air pipe elbow 3 is used for air intake and the first air pipe elbow 2 is used for air exhaust.

Further, a sensor 5 is installed on the barrel cover 12, a cylinder sensor 13 is installed in a C-shaped groove of the cylinder 1 with the guide rod, the sensor 5 is used for measuring whether the barrel cover 12 is in contact with the barrel top, and the cylinder sensor 13 is used for measuring whether the cylinder 1 with the guide rod moves to the lowest position.

Furthermore, the side surface of the barrel cover 12 is provided with an air exhaust pipeline, the air exhaust pipeline is used for sucking all waste gas exhausted from the barrel during liquid filling, and the top of the air exhaust pipeline is provided with a PFA plug II 11.

Further, the inner pipe 9 and the outer pipe 10 of the acid bucket joint are both made of PTFE materials.

The acid bucket type automatic control system further comprises a PLC control system 14, a two-position five-way electromagnetic valve 15, a standard 200L iron bucket 17, an acid bucket roller 18, an electronic scale 19 and an electronic scale meter 20, wherein the standard 200L iron bucket 17 is arranged above the acid bucket roller 18, the electronic scale 19 is arranged below the acid bucket roller 18, the electronic scale 19 is connected with the PLC control system 14 through a circuit and is connected with the electronic scale meter 20 through the PLC control system 14, the electronic scale 19 is used for measuring the weight of waste liquid in the standard 200L iron bucket 17 and displaying and feeding back signals on the electronic scale meter 20, the acid bucket joint device 16 is fixed on the standard 200L iron bucket 17, a first air pipe elbow 2 and a second air pipe elbow 3 in the acid bucket joint device 16 are connected with the two-position five-way electromagnetic valve 15, the two-position five-way electromagnetic valve 15 is connected with the PLC control system 14, and the acid bucket joint device 16 realizes the up-and-down movement of the guide rod with the air cylinder 1 through the two-position five-way electromagnetic valve 15.

Compared with the prior art, the utility model, have following advantage:

(1) The utility model can be used for single barrel recovery, and can also be applied to the centralized recovery of 4 barrels of 1 pallet, and has the advantages of flexibility, changeability and wider application range;

(2) The utility model adopts the PTFE pipeline material and aluminum alloy anti-corrosion treatment fixed support, has higher cleanliness and stronger corrosion resistance, reduces the waste liquid pollution source, and can reduce the subsequent maintenance cost to a greater extent;

(3) The utility model has compact structure and high automation degree, and a plurality of electrified control systems are added in the design to automatically replace manual operation, thereby reducing the steps of manual operation, greatly improving the recovery efficiency, saving the labor force and improving the safety;

(4) The main structure of the utility model adopts the form of the inner pipe of the outer pipe sleeve to connect, and the cylinder is added to move up and down, the structure is safe and stable, and the operation is simple and easy;

(5) The utility model adds the design of double sensors at the key part, which can effectively prevent inestimable loss caused by the transmission error of the sensor signal;

(6) The design of the air suction pipeline is added on the side surface of the barrel cover of the utility model, so that the waste gas in the barrel can be discharged into the air suction pipeline in time, and the air can not be seriously polluted;

to sum up, the utility model discloses turn into mechanical automation equipment with more manpowers, adopt the flexible form of cylinder, electronic weighing and PLC coordinated control, the reduction manual operation time of great degree can effectively improve security and efficiency nature, and when efficiency improved, also can corresponding reduction equipment occupy the area and the cost of labor of factory building, improved the economic benefits of enterprise.

[ description of the drawings ]

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 2;

fig. 4 is a rear view of the present invention;

FIG. 5 is a schematic perspective view of the joint nozzle of the acid bucket of the present invention;

FIG. 6 is a front view of the acid bucket adapter nozzle of the present invention;

FIG. 7 is a cross-sectional view B-B of FIG. 6;

FIG. 8 is a schematic perspective view of the inner tube of the acid bucket joint of the present invention;

FIG. 9 is a front view of the inner tube of the acid bucket joint of the present invention;

FIG. 10 is a cross-sectional view C-C of FIG. 9;

fig. 11 is a schematic perspective view of the outer tube and the cover of the acid bucket joint of the present invention;

fig. 12 is a front view of the outer tube and the lid of the acid bucket joint of the present invention;

FIG. 13 is a cross-sectional view taken along line D-D of FIG. 12;

fig. 14 is a schematic perspective view of the fixing bracket for the joint of the acid bucket according to the present invention;

fig. 15 is a schematic three-dimensional structure diagram of the cylinder cover connecting plate of the present invention;

FIG. 16 is a first usage state diagram (waste liquid recovery state) of the present invention;

fig. 17 is a second usage state diagram (acid tank replacement state) of the present invention;

fig. 18 is a schematic diagram of the system of the present invention;

in the figure: 1. the device comprises a guide rod-provided air cylinder 2, an air pipe elbow I3, an air pipe elbow II 4, an air cylinder barrel cover connecting plate 5, a sensor 6, an acid barrel joint fixing support 7, a PFA (Perfluoro fluoro ethylene) plug I8, an acid barrel joint nozzle 9, an acid barrel joint inner tube 10, an acid barrel joint outer tube 11, a PFA plug II 12, a barrel cover 13, an air cylinder sensor 14, a PLC (programmable logic controller) control system 15, a two-position five-way electromagnetic valve 16, an acid barrel joint device 17, a standard 200L iron barrel 18, an acid barrel roller 19, an electronic scale 20 and an electronic scale head.

[ detailed description of the invention ]

The invention is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 4, the utility model provides a novel chemical recovery system acid bucket connector device, which comprises a cylinder with a guide rod 1, a cylinder barrel cover connecting plate 4, an acid bucket connector fixing support 6, an acid bucket connector nozzle 8, an acid bucket connector inner tube 9 and an acid bucket connector outer tube 10, wherein the cylinder with the guide rod 1 is fixed on one side of the acid bucket connector fixing support 6, the piston end of the cylinder with the guide rod 1 is connected with the cylinder barrel cover connecting plate 4, the cylinder with the guide rod 1 is connected with a gas tube elbow I2 and a gas tube elbow II 3 which are arranged up and down, the gas tube elbow I2 is used for gas inlet/gas outlet, the gas tube elbow II 3 is used for gas outlet/gas inlet, the top of the inner tube 9 of the acid bucket connector is locked on the acid bucket connector fixing support 6 through the acid bucket connector nozzle 8, the acid bucket connector outer tube 10 is sleeved on the periphery of the lower part of the inner tube 9, the bottom of the acid bucket connector outer tube 10 passes through the cylinder barrel cover connecting plate 4 and is welded with a barrel cover 12 below the cylinder barrel cover connecting plate 4 into a whole, and the acid bucket connector cover 10 is locked on the cylinder barrel connecting plate 4; the cylinder 1 with the guide rod moves downwards when the first air pipe elbow 2 is used for air intake and the second air pipe elbow 3 is used for air exhaust, and the cylinder 1 with the guide rod moves upwards when the second air pipe elbow 3 is used for air intake and the first air pipe elbow 2 is used for air exhaust.

The acid bucket joint fixing support 6 comprises side plates, a top plate and reinforcing ribs, wherein the side plates are vertically arranged, the top plate is horizontally arranged, the side plates and the top plate form an L-shaped structure, the reinforcing ribs are connected between the side plates and the top plate, and the reinforcing ribs are arranged in a bilateral symmetry mode as shown in the attached drawing 14. The upper part of the cylinder with the guide rod 1 is fastened on the acid bucket joint fixing support 6 by adopting a bolt, and the piston end of the cylinder with the guide rod 1 is fastened on the cylinder bucket cover connecting plate 4 by adopting a bolt. The acid bucket joint pipe nozzle 8 is locked on the acid bucket joint fixing support 6, inner teeth are arranged at the bottom of the acid bucket joint pipe nozzle 8, the inner teeth of the acid bucket joint pipe nozzle 8 are matched with outer teeth at the top of the acid bucket joint inner pipe 9, outer teeth are arranged at the top of the acid bucket joint pipe nozzle 8, a PFA plug I7 is arranged in the acid bucket joint inner pipe 9 in a screwed mode through the outer teeth, and the acid bucket joint outer pipe 10 is sleeved on the acid bucket joint inner pipe 9 and is locked below the cylinder barrel cover connecting plate 4 through screws. A sensor 5 is arranged on the barrel cover 12, a cylinder sensor 13 is arranged in a C-shaped groove of the cylinder 1 with the guide rod, the sensor 5 is used for measuring whether the barrel cover 12 is contacted with the barrel top, and the cylinder sensor 13 is used for measuring whether the cylinder 1 with the guide rod moves to the lowest part; the side surface of the barrel cover 12 is provided with an air suction pipeline which is used for sucking all waste gas exhausted from the barrel in the liquid filling process, and the top of the air suction pipeline is provided with a PFA plug II 11.

The utility model also provides a novel chemicals recovery system, as shown in figure 18, this system includes PLC control system 14, two-position five-way solenoid valve 15, sour bucket piecing devices 16, standard 200L iron bucket 17, sour bucket gyro wheel 18, electronic scale 19 and electronic scale gauge outfit 20, acid bucket gyro wheel 18 top is arranged in to standard 200L iron bucket 17, sour bucket gyro wheel 18 below is provided with electronic scale 19, electronic scale 19 passes through line connection PLC control system 14, and link to each other with electronic scale gauge outfit 20 through PLC control system 14, electronic scale 19 is used for measuring the weight of waste liquid in the standard 200L iron bucket 17 and shows and feedback signal at electronic scale gauge outfit 20, fixed sour bucket piecing devices 16 on standard 200L iron bucket 17, trachea elbow one 2 among the sour bucket piecing devices 16, two 3 of trachea elbow connect two-position five-way solenoid valve 15, two-position five-way solenoid valve 15 links to PLC control system 14, sour bucket piecing devices 16 realizes the up-and-down motion of taking cylinder guide arm 1 through two-position five-way solenoid valve 15.

In this sour bucket connects and uses multiple waste liquid recovery system, its leading principle of work does: when the acid bucket joint device of the novel waste liquid recovery system is in an acid bucket replacing state, the acid bucket is manually conveyed into a standard 200L acid bucket to be positioned above the acid bucket roller; an electronic scale is arranged below the roller of the acid bucket, and can measure the weight of the waste liquid in the bucket at any time, display and feed back signals on the meter head of the electronic scale; the position of the joint interface is found manually, and then the PLC control system collects, executes and feeds back various signals; the descending of the acid bucket joint device is controlled by a two-position five-way electromagnetic valve, a sensor is arranged on the acid bucket joint device to provide a confirmation signal, and the acid bucket joint device starts to enter a waste liquid recovery execution state after the confirmation signal is sent out; when the electronic scales send out full barrel signals, the air cylinder in the acid barrel joint device retracts through the signal processing of the PLC control system, and the acid barrel is changed again; the operation is repeated in a circulating way.

Novel sour bucket of chemical recovery system connect the theory of operation of device do:

(1) Before the system runs, the acid bucket joint fixing support 6 is fixed on a stable support, which is a necessary condition for the later stable running; the ache joint fixing support 6 and the cylinder cover connecting plate 4 are fastened by screws, so that the stability is good; the cylinder 1 with the guide rod is respectively connected with the ache joint fixing bracket 6 and the cylinder cover connecting plate 4 from top to bottom and is fastened by screws; locking the acid bucket joint nozzle 8 and the acid bucket joint fixing bracket 6, and then matching the outer teeth of the acid bucket joint inner tube 9 with the inner teeth of the acid bucket joint nozzle 8; and welding the outer pipe 10 of the acid bucket joint and the bucket cover 12 together, sleeving the inner pipe 9 of the acid bucket joint, and locking the lower part of the cylinder cover connecting plate 4 by using screws to complete the connection of the main structure.

(2) When the main body control is completed by the PLC control system 14, the PLC control system 14 receives signals, sends out signals and executes commands, and a plurality of components for promoting the series of operations are provided, wherein the components mainly comprise a two-position five-way electromagnetic valve 15, a sensor 5, a cylinder sensor 13 and the like.

(3) A two-position five-way electromagnetic valve 15 provides driving force for the cylinder 1 with the guide rod, and the switching of points a and b in the two-position five-way electromagnetic valve 15 is utilized to realize the up-and-down movement of the cylinder 1 with the guide rod; when the first air pipe elbow 2 is used for air inlet and the second air pipe elbow 3 is used for air exhaust, the air cylinder moves downwards, and the state is a waste liquid recovery state; when the second air pipe elbow 3 is used for air inlet and the first air pipe elbow 2 is used for air exhaust, the air cylinder moves upwards, and the state is an 'acid bucket replacing state'.

(4) The acid bucket joint device uses two sensors, namely a sensor 5 and a cylinder sensor 13, the sensor 5 is mainly used for measuring whether a bucket cover is contacted with a bucket top, the cylinder sensor 13 is mainly used for measuring whether a cylinder 1 with a guide rod moves to the lowest part, the two sensors are respectively arranged on the bucket cover and in a C-shaped groove of a cylinder, and the two sensors have the main functions of confirming that an outer tube 10 of the acid bucket joint is inserted into a bucket opening and then carrying out a step of waste liquid conveying.

(5) The acid bucket joint device adopts the form that the acid bucket joint inner pipe 9 and the acid bucket joint outer pipe 10 are matched, the structure is flexible, the application is wide, the corrosion resistance is strong, the length can be customized according to actual requirements, and simultaneously, PTFE materials are selected and used, so that all types of waste liquid can be easily dealt with.

(6) The barrel cover 12 of the acid barrel joint device is provided with an air exhaust pipeline, so that all waste liquid discharged from the barrel during liquid filling can be sucked into the air exhaust pipeline, and the air pollution can be effectively avoided.

The following is further illustrated with reference to specific examples:

(1) When a new 200L empty barrel is pushed in place and aligned with the barrel opening, the waste liquid recovery state is about to enter.

(2) When the air supply point a of the point b is in an air return state, the two-position five-way electromagnetic valve 15 operates, air enters the cylinder body of the air cylinder 1 with the guide rod, the piston rod is pushed to move downwards, on the premise that the inner pipe 9 of the acid bucket connector is kept motionless, the piston rod drives the outer pipe 10 of the acid bucket connector and the barrel cover 12, the acid bucket also moves downwards, when the piston rod is pushed to the lowest position, namely, the stroke reaches 175mm, and at the moment, the state is that the outer pipe 10 of the acid bucket connector is inserted into the barrel for 65mm.

(3) The cylinder sensor 13 in the 1C-shaped groove of the cylinder with the guide rod senses a piston magnetic ring, so that a signal for placing an acid bucket joint in place can be sent, meanwhile, the sensor 5 on the barrel cover 12 also sends a confirmation signal for placing an acid bucket joint in place because the sensor senses the top surface of a standard 200L iron bucket 17, and after the signals of the two sensors are confirmed to be correct, the next step of action is carried out.

(4) And opening a main control automatic valve for controlling the chemical waste liquid, wherein the chemical waste liquid enters an acid bucket joint nozzle 8 along with the pipeline, sequentially flows downwards, enters an acid bucket joint inner pipe 9 and an acid bucket joint outer pipe 10, and finally enters a standard 200L iron bucket 17. Meanwhile, the waste gas in the barrel can be discharged into the air pipe along with the 1/2' exhaust pipe on the side surface of the barrel cover 12, and the process is in a waste liquid recovery state, as shown in figure 16.

(5) When the electronic scale sends a full barrel signal, a main control automatic valve for controlling chemical waste liquid is opened, the automatic valve is automatically closed, and the automatic valve stands still for 10 seconds to ensure that the waste liquid remained in the acid barrel joint nozzle 8, the acid barrel joint inner pipe 9 and the acid barrel joint outer pipe 10 is emptied.

(6) After emptying, the ab point of two-position five-way solenoid valve 15 is reversed, the a point air supply and the b point air return are changed, the air enters cylinder 1 with guide rod to push piston rod to move upwards, on the premise of keeping inner pipe 9 of acid bucket joint still, the piston rod drives outer pipe 10 of acid bucket joint and barrel cover 12, the acid bucket also moves upwards, when the piston rod is pushed to the top, the stroke reaches 175mm, at the moment, the outer pipe 10 of acid bucket joint leaves 90mm above the barrel top, in the moment of leaving the barrel top, sensor 5 can transmit a leaving signal to PLC, PLC sends out the prompting model of changing the bucket through some information processing, and at the moment, enters the 'state of changing the acid bucket', as shown in figure 17.

The present invention is not limited by the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and are all included in the protection scope of the present invention.

Claims (9)

1. The utility model provides a novel sour bucket of chemical recovery system connects device which characterized in that: including taking guide arm cylinder (1), cylinder bung connecting plate (4), sour bucket joint fixed bolster (6), sour bucket joint mouthpiece (8), sour bucket joint inner tube (9) and sour bucket joint outer tube (10), take guide arm cylinder (1) to fix in sour bucket joint fixed bolster (6) one side, the piston end of taking guide arm cylinder (1) is connected with cylinder bung connecting plate (4), take trachea elbow (2) and trachea elbow two (3) of arranging about being connected with on guide arm cylinder (1), trachea elbow (2) are used for admitting air/exhaust, trachea elbow two (3) are used for exhausting/admitting air, sour bucket joint inner tube (9) top is locked on sour bucket joint fixed bolster (6) through sour bucket joint mouthpiece (8), sour bucket joint inner tube (9) lower part cover is equipped with sour bucket joint outer tube (10), sour bucket joint outer tube (10) bottom passes cylinder bung (4) to weld as an organic wholely with cylinder bung connecting plate (12) below cylinder joint outer tube (4), sour bucket joint outer tube (10) locking cover is equipped with on sour bucket joint outer tube (4).

2. The novel chemical recovery system acid drum coupler apparatus of claim 1, wherein: the acid bucket joint fixing support (6) comprises side plates, a top plate and reinforcing ribs, wherein the side plates are vertically arranged, the top plate is horizontally arranged, the side plates and the top plate form an L-shaped structure, the reinforcing ribs are connected between the side plates and the top plate, and the reinforcing ribs are symmetrically arranged in the left-right direction.

3. The novel chemical recovery system acid drum coupler apparatus of claim 1, wherein: the upper part of the cylinder (1) with the guide rod is fastened on the acid bucket joint fixing support (6) by adopting a bolt, and the piston end of the cylinder (1) with the guide rod is fastened on a cylinder bucket cover connecting plate (4) by adopting a bolt.

4. The novel chemical recovery system acid drum coupler apparatus of claim 1, wherein: sour bucket connects mouthpiece (8) to lock on sour bucket connects fixed bolster (6), sour bucket connects mouthpiece (8) bottom to be provided with interior tooth, the outer tooth at sour bucket joint inner tube (9) top is connected in the cooperation of the interior tooth of sour bucket joint mouthpiece (8), sour bucket joint mouthpiece (8) top is provided with outer tooth to be equipped with PFA end cap (7) through outer tooth soon, sour bucket connects outer tube (10) cover and connects on inner tube (9) and lock below cylinder bung connecting plate (4) with the screw at sour bucket.

5. The novel chemical recovery system acid drum coupler apparatus of claim 1, wherein: the air cylinder (1) with the guide rod moves downwards when the first air pipe elbow (2) is used for air intake and the second air pipe elbow (3) is used for air exhaust, and the air cylinder (1) with the guide rod moves upwards when the second air pipe elbow (3) is used for air intake and the first air pipe elbow (2) is used for air exhaust.

6. The novel chemical recovery system acid drum coupler apparatus of claim 1, wherein: the barrel cover (12) is provided with a sensor (5), a cylinder sensor (13) is arranged in a C-shaped groove of the cylinder with the guide rod (1), the sensor (5) is used for measuring whether the barrel cover (12) is in contact with the barrel top, and the cylinder sensor (13) is used for measuring whether the cylinder with the guide rod (1) moves to the lowest part.

7. The novel chemical recovery system acid drum coupler apparatus of claim 1, wherein: the side surface of the barrel cover (12) is provided with an air suction pipeline, the air suction pipeline is used for sucking all waste gas exhausted from the barrel during liquid filling, and the top of the air suction pipeline is provided with a PFA plug II (11).

8. The novel chemical recovery system acid drum coupler apparatus of claim 1, wherein: the acid bucket joint inner pipe (9) and the acid bucket joint outer pipe (10) are made of PTFE materials.

9. The novel chemical recovery system acid drum coupler assembly of any one of claims 1 to 8, wherein: the acid bucket type hydraulic control system is characterized by further comprising a PLC control system (14), a two-position five-way electromagnetic valve (15), a standard 200L iron bucket (17), an acid bucket roller (18), an electronic scale (19) and an electronic scale gauge head (20), wherein the standard 200L iron bucket (17) is arranged above the acid bucket roller (18), the electronic scale (19) is arranged below the acid bucket roller (18), the electronic scale (19) is connected with the PLC control system (14) through a line and is connected with the electronic scale gauge head (20) through the PLC control system (14), the electronic scale (19) is used for measuring the weight of waste liquid in the standard 200L iron bucket (17) and displaying and feeding back signals on the electronic scale gauge head (20), the acid bucket joint device (16) is fixed on the standard 200L iron bucket (17), a first air pipe elbow (2) and a second air pipe elbow (3) in the acid bucket joint device (16) are connected with the two-position five-way electromagnetic valve (15), the two-position five-way electromagnetic valve (15) is connected with the PLC control system (14), and the acid bucket joint device (16) realizes that the air cylinder moves up and down through the two-position five-way electromagnetic valve (15).

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