CN104941246A - Impinging stream super-gravity liquid-liquid extractor - Google Patents

Abstract

The invention relates to an impinging flow supergravity liquid-liquid extractor, which belongs to the technical field of chemical and metallurgical equipment. The impinging flow supergravity liquid-liquid extractor includes a power transmission structure, a liquid collector mechanism, a rotating shaft structure, a liquid mass transfer structure and a fixed component structure. In the liquid collector mechanism, the extraction liquid is in a stagnant and turbulent collision state in the rotating shaft structure and the liquid mass transfer structure, and flows out of the extractor after the extraction is completed. The extractor is driven by dual motors, which increases the adjustable parameters of the high-gravity extraction reactor. The negative pressure generated by the vortex baffle and the multi-hole plate of the cone tube prolong the mass transfer process of the mixed liquid and increase the mass transfer area. .

Description

An impinging flow hypergravity liquid-liquid extractor

technical field

The invention relates to an impinging flow supergravity liquid-liquid extractor, which belongs to the technical field of chemical and metallurgical equipment.

Background technique

Hypergravity rotating equipment is a new type of equipment that emerged in the early 1980s. Compared with traditional equipment, it has the advantages of high mass transfer efficiency, small equipment volume, small footprint, high liquid utilization rate and low energy consumption. Generally, the high-gravity field rotating equipment is composed of a casing, a rotor, a material inlet, a material outlet, a rotating shaft and a motor. However, the most common rotors at present are filled rotors with concentric circular grooves, and the required wire mesh packing area is large, which is easy to cause Waste of materials, inconvenient overhaul and maintenance.

There are already some patent applications belonging to the hypergravity field reaction method or reaction equipment in the Chinese patent database, such as No. 91109255.2 "Rotating Bed Supergravity Field Enhanced Transmission and Reaction Device", No. 91229204.0 "Rotating Bed Supergravity Field Transmission and Reaction Device" , No. 99105437.7 "Vortex Type Supergravity Field Reactor and Its Application", No. 99200696.1 "Mass Transfer and Reactor in Supergravity Field", No. 99208429.6 "Aerodynamic Vortex Type Supergravity Field Reactor", No. 01143459.7 "Medium and High Pressure in Supergravity Field Rotating Bed Gas-Liquid Mass Transfer and Reaction Equipment", No. 200310103434.6 "A Mass Transfer and Reaction Equipment for a Rotating Bed in a Supergravity Field", No. 200410073624.2 "A Method for Catalytic Reaction in a Supergravity Field", No. 02224172.8 "Rotating Bed High Gravity Multiphase Reactor", etc. However, the development of high-gravity equipment for liquid-liquid extraction is less.

Contents of the invention

Aiming at the problems and deficiencies in the above-mentioned prior art, the present invention provides an impinging flow high-gravity liquid-liquid extractor. The extractor is driven by dual motors, which increases the adjustable parameters of the high-gravity extraction reactor. The negative pressure generated by the vortex baffle and the multi-hole plate of the cone tube prolong the mass transfer process of the mixed liquid and increase the mass transfer area. , the present invention is realized through the following technical solutions.

An impinging flow supergravity liquid-liquid extractor, including a power transmission structure, a liquid collector mechanism, a rotating shaft structure, a liquid mass transfer structure and a fixed component structure, the power transmission structure is two sets of upper and lower symmetrical power transmission mechanisms, and the liquid collector mechanism Including faucet 2, liquid collector end cover 3, liquid collector 4 and lip seal ring 5, the liquid collector mechanism is two sets of upper and lower symmetrical structures, the rotating shaft structure includes bearing 6, bearing seat 7 and rotating shaft, the rotating shaft structure is Two sets of upper and lower symmetrical structures, the rotating shaft is divided into upper and lower symmetrical upper rotating shaft 13 and lower rotating shaft 19 according to the position, the liquid mass transfer structure includes the upper rotating shaft spiral perforated plate 14, cone perforated plate 15, vortex baffle 16, spray pipe 17 , the lower rotating shaft spiral perforated plate 18, the spiral guide groove 20 and the liquid outlet 22, the fixed component structure includes a frame 8 and a housing 21;

In the fixed member structure, the housing 21 is fixed inside the frame 8, and the external motor 1 transmits power to the rotating shaft through the synchronous pulley 9 of the power transmission structure;

In the structure of the rotating shaft, the rotating shaft is fixed on the frame 8 through the bearing 6 and the bearing seat 7, the bearing seat 7 is fixed on the frame 8 through screw connection, the inner ring of the bearing 6 is matched with the rotating shaft, the outer ring is matched with the bearing seat 7, and the rotating shaft Vertically inserted into the housing 21 from the middle position, the rotating shaft is a hollow shaft;

In the liquid collector mechanism, the faucet 2 is fixed on the top of the liquid collector end cap 3 through internal and external pipe threads, the collector end cap 3 and the liquid collector 4 are in clearance fit, and the collector end cap 3 is fixed on the liquid collector through screw connection. On the device 4, the liquid collector 4 is connected to the rotating shaft through the lip seal ring 5, the inner ring of the lip seal ring 5 cooperates with the rotating shaft, and the outer ring cooperates with the inner cavity of the liquid collector 4;

In the liquid mass transfer structure, the upper rotating shaft spiral porous plate 14 is fixed on the bottom of the upper rotating shaft 13 through screw connection, the cone porous plate 15 is fixed on the lower end surface of the upper rotating shaft spiral porous plate 14, and the surface of the cone porous plate 15 is evenly welded with eddy current The baffle plate 16, the hollow opening of the rotating shaft is connected with the inlet of the spray pipe 17, the spray pipe 17 is fixed on the rotating shaft through internal and external threads, the upper end of the lower rotating shaft 19 is fixed by screw connection and the lower rotating shaft spiral perforated plate 18, and the spiral guide groove 20 is connected by screws It is connected and fixed on the inner bottom of the housing 21 , and the bottom of the housing 21 is provided with a liquid outlet 22 .

The rotating shaft is a stepped shaft with a flange, and through holes for threaded connection are evenly distributed on the flange, and the inner hole at the bottom of the rotating shaft is designed as an internal thread matched with the spray pipe 17 .

The conical perforated plate 15 has a taper of 2 ^o to 5 ^o , the perforated conical plate 15 is a stainless steel plate with a thickness of 1 to 2 mm, and micropores with a diameter of 1 to 2 mm are evenly distributed on the surface of the perforated conical plate 15.

The vortex baffles 16 are 3-6 pieces, and the shape is a right-angled trapezoid.

The upper rotating shaft spiral porous plate 14 and the lower rotating shaft spiral porous plate 18 are stainless steel plates with a thickness of 2 to 4 mm, and micropores with a diameter of 1 to 2 mm are evenly distributed on the stainless steel plates. The upper rotating shaft spiral porous plate 14 and the lower rotating shaft spiral The inner and outer sides of the perforated plate 18 are welded with spiral stainless steel tendons.

The spiral diversion groove 20 is composed of baffles whose height increases sequentially from the inside to the outside, and the distribution of the baffles adopts the Archimedes spiral to be evenly distributed.

The motor 1 on the upper part of the impinging flow supergravity liquid-liquid extractor stops rotating, and only the motor 1 on the lower part is adjusted, and the impinging flow supergravity liquid-liquid extractor is transformed into a dynamic and static disc baffle supergravity reactor.

When the device of the present invention is in use, the power supply of the upper and lower motors 1 is turned on simultaneously, and the speed and direction of rotation of the upper rotating shaft 13 and the lower rotating shaft 19 can be adjusted respectively through the frequency regulator and the wiring mode of the power supply. After adjusting the pressure and flow rate of the two-phase liquid through the magnetic pump and glass rotameter, the two-phase liquid passes through the upper and lower faucets 2 respectively and enters the cavity of the liquid collector 4. Although the upper shaft 13 is in a rotating state, The liquid continuously sprayed into the liquid collector 4 will pour into the hollow channel of the upper rotating shaft 13 and spray outwards through the spray pipe 17 . After the two-phase liquid is sprayed from the upper and lower spray pipes and realizes countercurrent collision, it will spray outwards and encounter the cone perforated plate 15 and the vortex baffle 16 that rotate with the upper shaft 13. Under the blocking effect of the vortex baffle 16, the mixed liquid will be in a stagnant and chaotic collision state in the cone perforated plate 15, and the taper of the cone is beneficial for the liquid to stay for a longer time. After the mixed liquid passes through the small hole of the cone perforated plate 15, it is sprayed down the spiral perforated plate 18 under the action of centrifugal force. Under the action, the mixed liquid will be in stagnant and chaotic collision state between the cone perforated plate 15 and the lower rotating shaft helical perforated plate 18 . After the mixed liquid passes through the small hole of the spiral porous plate 18 of the lower rotating shaft, it is sprayed on the spiral porous plate 14 of the upward rotating shaft under the action of centrifugal force. Under the combined action, the mixed liquid will be in a stagnant and chaotic collision state between the upper rotating shaft helical perforated plate 14 and the lower rotating shaft helical perforated plate 18 . After the mixed liquid passes through the small hole of the spiral perforated plate 14 on the upper shaft, it is sprayed and fixed on the stationary spiral guide groove 20 on the housing 21 under the action of centrifugal force, and after passing through the baffle channel of the spiral guide groove 20, The deposits will be deposited on the bottom of the inner wall of the housing 21 and flow out to the outside of the housing 21 through the liquid outlet 22 .

All parts in the reactor are made of corrosion-resistant stainless steel. The size of the diameter of the small holes and the spacing between the small holes in all perforated plates need to be determined according to the specific viscosity and properties of the liquid.

The beneficial effects of the present invention are: 1. Driven by double motors, the adjustable parameters of the hypergravity extraction reactor are increased; 2. The two-phase liquid is sprayed out through the spray pipe to realize the effect of countercurrent collision and improve the efficiency of primary mixing and mass transfer ; 3. The negative pressure generated by the vortex baffle and the combined effect of the cone porous plate prolong the mass transfer process of the mixed liquid and increase the mass transfer area; The spiral ribs change the trajectory of the mixed liquid, increase the mass transfer area, prolong the reaction time, and improve the mass transfer effect; residence time. 6. The use of porous plates avoids the possible clogging of traditional packing.

Description of drawings

Fig. 1 is the structure schematic diagram of impinging flow hypergravity liquid-liquid extractor of the present invention;

Fig. 2 is a structural schematic diagram of the motor, housing and support of the impinging flow hypergravity liquid-liquid extractor of the present invention;

Fig. 3 is a structural schematic diagram of the liquid collector mechanism of the impinging flow hypergravity liquid-liquid extractor of the present invention;

Fig. 4 is a schematic diagram of the structure of the upper shaft of the impinging flow hypergravity liquid-liquid extractor of the present invention;

Fig. 5 is a top view schematic diagram of the upper rotating shaft of the impinging flow hypergravity liquid-liquid extractor of the present invention;

Fig. 6 is a schematic diagram of the cone perforated plate and the vortex baffle of the jet impinging on the supergravity liquid-liquid extractor of the present invention;

Fig. 7 is a top view schematic diagram of the cone perforated plate and the vortex baffle of the jet impinging on the supergravity liquid-liquid extractor of the present invention;

Fig. 8 is a schematic diagram of the lower rotating shaft spiral porous plate of the jet impinging on the supergravity liquid-liquid extractor of the present invention;

Fig. 9 is a schematic diagram of the upper rotating shaft spiral porous plate of the jet impinging on the supergravity liquid-liquid extractor of the present invention;

Fig. 10 is a schematic diagram A of the Archimedes spiral diversion tank of the jet impinging on the hypergravity liquid-liquid extractor of the present invention;

Fig. 11 is a schematic diagram B of the Archimedes spiral diversion groove of the jet impinging on the hypergravity liquid-liquid extractor of the present invention;

In the figure: 1-motor, 2-faucet, 3-end cover of liquid collector, 4-liquid collector, 5-lip seal, 6-bearing, 7-bearing housing, 8-frame, 9-synchronization Pulley, 10-shell end cover, 11-aligning bearing, 12-shell cover plate, 13-upper shaft, 14-upper shaft spiral perforated plate, 15-cone tube perforated plate, 16-vortex baffle, 17 -Spray pipe, 18-lower shaft spiral perforated plate, 19-lower shaft, 20-spiral diversion groove, 21-housing, 22-liquid outlet.

Detailed ways

The present invention will be further described below in combination with the accompanying drawings and specific embodiments.

Example 1

As shown in Figures 1 to 11, the impinging flow hypergravity liquid-liquid extractor includes a power transmission structure, a liquid collector mechanism, a rotating shaft structure, a liquid mass transfer structure and a fixed component structure, and the power transmission structure is two sets of upper and lower symmetrical power The transmission mechanism, the liquid collector mechanism includes the faucet 2, the liquid collector end cover 3, the liquid collector 4 and the lip seal ring 5, the liquid collector mechanism has two sets of upper and lower symmetrical structures, the rotating shaft structure includes the bearing 6, the bearing seat 7 and the rotating shaft. The rotating shaft structure is two sets of upper and lower symmetrical structures. The rotating shaft is divided into upper and lower symmetrical upper rotating shaft 13 and lower rotating shaft 19 according to the position. The liquid mass transfer structure includes the upper rotating shaft spiral perforated plate 14, cone perforated plate 15, vortex baffle Plate 16, spray pipe 17, lower rotating shaft spiral perforated plate 18, spiral guide groove 20 and liquid outlet 22, the fixed component structure includes a frame 8 and a housing 21;

In the fixed member structure, the housing 21 is fixed inside the frame 8, and the external motor 1 transmits power to the rotating shaft through the synchronous pulley 9 of the power transmission structure;

In the structure of the rotating shaft, the rotating shaft is fixed on the frame 8 through the bearing 6 and the bearing seat 7, the bearing seat 7 is fixed on the frame 8 through screw connection, the inner ring of the bearing 6 is matched with the rotating shaft, the outer ring is matched with the bearing seat 7, and the rotating shaft Vertically inserted into the housing 21 from the middle position, the rotating shaft is a hollow shaft;

In the liquid collector mechanism, the faucet 2 is fixed on the top of the liquid collector end cap 3 through internal and external pipe threads, the collector end cap 3 and the liquid collector 4 are in clearance fit, and the collector end cap 3 is fixed on the liquid collector through screw connection. On the device 4, the liquid collector 4 is connected to the rotating shaft through the lip seal ring 5, the inner ring of the lip seal ring 5 cooperates with the rotating shaft, and the outer ring cooperates with the inner cavity of the liquid collector 4;

In the liquid mass transfer structure, the upper rotating shaft spiral porous plate 14 is fixed on the bottom of the upper rotating shaft 13 through screw connection, the cone porous plate 15 is fixed on the lower end surface of the upper rotating shaft spiral porous plate 14, and the surface of the cone porous plate 15 is evenly welded to the eddy current baffle The plate 16, the hollow opening of the rotating shaft is connected with the inlet of the spray pipe 17, the spray pipe 17 is fixed on the rotating shaft through internal and external threads, the upper end of the lower rotating shaft 19 is fixed by screw connection, and the lower rotating shaft spiral perforated plate 18 is fixed, and the spiral guide groove 20 is connected by screws It is fixed on the inner bottom of the housing 21 , and the bottom of the housing 21 is provided with a liquid outlet 22 .

Wherein the rotating shaft is a stepped shaft with a flange, and the flange is evenly distributed with through holes for threaded connection, and the inner hole at the bottom of the rotating shaft is designed as an internal thread matched with the spray pipe 17; the taper of the cone perforated plate 15 is 2 ^o , the cone-tube perforated plate 15 is a stainless steel plate with a thickness of 1mm, and micropores with a diameter of 1mm are evenly distributed on the surface of the cone-tube perforated plate 15; the vortex baffles 16 are 3 to 6 pieces, and the shape is a right-angled trapezoid; The rotating shaft spiral perforated plate 14 and the lower rotating shaft spiral perforated plate 18 are stainless steel plates with a thickness of 2 mm, and micropores with a diameter of 1 mm are evenly distributed on the stainless steel plates. All are welded with spiral stainless steel ribs; the spiral diversion groove 20 is composed of baffles whose heights rise sequentially from the inside to the outside, and the distribution of the baffles adopts the Archimedes spiral to form a uniform distribution.

Example 2

As shown in Figures 1 to 11, the impinging flow hypergravity liquid-liquid extractor includes a power transmission structure, a liquid collector mechanism, a rotating shaft structure, a liquid mass transfer structure and a fixed component structure, and the power transmission structure is two sets of upper and lower symmetrical power The transmission mechanism, the liquid collector mechanism includes the faucet 2, the liquid collector end cover 3, the liquid collector 4 and the lip seal ring 5, the liquid collector mechanism has two sets of upper and lower symmetrical structures, the rotating shaft structure includes the bearing 6, the bearing seat 7 and the rotating shaft. The rotating shaft structure is two sets of upper and lower symmetrical structures. The rotating shaft is divided into upper and lower symmetrical upper rotating shaft 13 and lower rotating shaft 19 according to the position. The liquid mass transfer structure includes the upper rotating shaft spiral perforated plate 14, cone perforated plate 15, vortex baffle Plate 16, spray pipe 17, lower rotating shaft spiral perforated plate 18, spiral guide groove 20 and liquid outlet 22, the fixed component structure includes a frame 8 and a housing 21;

In the fixed member structure, the housing 21 is fixed inside the frame 8, and the external motor 1 transmits power to the rotating shaft through the synchronous pulley 9 of the power transmission structure;

In the structure of the rotating shaft, the rotating shaft is fixed on the frame 8 through the bearing 6 and the bearing seat 7, the bearing seat 7 is fixed on the frame 8 through screw connection, the inner ring of the bearing 6 cooperates with the rotating shaft, the outer ring cooperates with the bearing seat 7, and the rotating shaft Vertically inserted into the housing 21 from the middle position, the rotating shaft is a hollow shaft;

In the liquid collector mechanism, the faucet 2 is fixed on the top of the liquid collector end cap 3 through internal and external pipe threads, the collector end cap 3 and the liquid collector 4 are in clearance fit, and the collector end cap 3 is fixed on the liquid collector through screw connection. On the device 4, the liquid collector 4 is connected to the rotating shaft through the lip seal ring 5, the inner ring of the lip seal ring 5 cooperates with the rotating shaft, and the outer ring cooperates with the inner cavity of the liquid collector 4;

In the liquid mass transfer structure, the upper rotating shaft spiral porous plate 14 is fixed on the bottom of the upper rotating shaft 13 through screw connection, the cone porous plate 15 is fixed on the lower end surface of the upper rotating shaft spiral porous plate 14, and the surface of the cone porous plate 15 is evenly welded to the eddy current baffle The plate 16, the hollow opening of the rotating shaft is connected with the inlet of the spray pipe 17, the spray pipe 17 is fixed on the rotating shaft through internal and external threads, the upper end of the lower rotating shaft 19 is fixed by screw connection, and the lower rotating shaft spiral perforated plate 18 is fixed, and the spiral guide groove 20 is connected by screws It is fixed on the inner bottom of the housing 21 , and the bottom of the housing 21 is provided with a liquid outlet 22 .

Wherein the rotating shaft is a stepped shaft with a flange, and the flange is evenly distributed with through holes for threaded connection, and the inner hole at the bottom of the rotating shaft is designed as an internal thread matched with the spray pipe 17; the taper of the cone perforated plate 15 is 5 ^° , the conical perforated plate 15 is a stainless steel plate with a thickness of 2mm, and micropores with a diameter of 2mm are evenly distributed on the surface of the conical perforated plate 15; the vortex baffles 16 are 6 to 8 pieces, and the shape is a right-angled trapezoid; The rotating shaft spiral perforated plate 14 and the lower rotating shaft spiral perforated plate 18 are stainless steel plates with a thickness of 3 mm, and micropores with a diameter of 2 mm are evenly distributed on the stainless steel plates. All are welded with spiral stainless steel ribs; the spiral diversion groove 20 is composed of baffles whose heights rise sequentially from the inside to the outside, and the distribution of the baffles adopts the Archimedes spiral to form a uniform distribution.

Example 3

As shown in Figures 1 to 11, the impinging flow hypergravity liquid-liquid extractor includes a power transmission structure, a liquid collector mechanism, a rotating shaft structure, a liquid mass transfer structure and a fixed component structure, and the power transmission structure is two sets of upper and lower symmetrical power The transmission mechanism, the liquid collector mechanism includes the faucet 2, the liquid collector end cover 3, the liquid collector 4 and the lip seal ring 5, the liquid collector mechanism has two sets of upper and lower symmetrical structures, the rotating shaft structure includes the bearing 6, the bearing seat 7 and the rotating shaft. The rotating shaft structure is two sets of upper and lower symmetrical structures. The rotating shaft is divided into upper and lower symmetrical upper rotating shaft 13 and lower rotating shaft 19 according to the position. The liquid mass transfer structure includes the upper rotating shaft spiral perforated plate 14, cone perforated plate 15, vortex baffle Plate 16, spray pipe 17, lower rotating shaft spiral perforated plate 18, spiral guide groove 20 and liquid outlet 22, the fixed component structure includes a frame 8 and a housing 21;

In the fixed member structure, the housing 21 is fixed inside the frame 8, and the external motor 1 transmits power to the rotating shaft through the synchronous pulley 9 of the power transmission structure;

In the structure of the rotating shaft, the rotating shaft is fixed on the frame 8 through the bearing 6 and the bearing seat 7, the bearing seat 7 is fixed on the frame 8 through screw connection, the inner ring of the bearing 6 is matched with the rotating shaft, the outer ring is matched with the bearing seat 7, and the rotating shaft Vertically inserted into the housing 21 from the middle position, the rotating shaft is a hollow shaft;

In the liquid collector mechanism, the faucet 2 is fixed on the top of the liquid collector end cap 3 through internal and external pipe threads, the collector end cap 3 and the liquid collector 4 are in clearance fit, and the collector end cap 3 is fixed on the liquid collector through screw connection. On the device 4, the liquid collector 4 is connected to the rotating shaft through the lip seal ring 5, the inner ring of the lip seal ring 5 cooperates with the rotating shaft, and the outer ring cooperates with the inner cavity of the liquid collector 4;

In the liquid mass transfer structure, the upper rotating shaft spiral porous plate 14 is fixed on the bottom of the upper rotating shaft 13 through screw connection, the cone porous plate 15 is fixed on the lower end surface of the upper rotating shaft spiral porous plate 14, and the surface of the cone porous plate 15 is evenly welded to the eddy current baffle The plate 16, the hollow opening of the rotating shaft is connected with the inlet of the spray pipe 17, the spray pipe 17 is fixed on the rotating shaft through internal and external threads, the upper end of the lower rotating shaft 19 is fixed by screw connection, and the lower rotating shaft spiral perforated plate 18 is fixed, and the spiral guide groove 20 is connected by screws It is fixed on the inner bottom of the housing 21 , and the bottom of the housing 21 is provided with a liquid outlet 22 .

Wherein the rotating shaft is a stepped shaft with a flange, and the flange is evenly distributed with through holes for threaded connection, and the inner hole at the bottom of the rotating shaft is designed as an internal thread matched with the spray pipe 17; the taper of the cone perforated plate 15 is 4 ^o , the cone-tube perforated plate 15 is a stainless steel plate with a thickness of 2 mm, and micropores with a diameter of 2 mm are evenly distributed on the surface of the cone-tube perforated plate 15; the vortex baffles 16 are 3 to 6 pieces, and the shape is a right-angled trapezoid; The rotating shaft spiral perforated plate 14 and the lower rotating shaft spiral perforated plate 18 are stainless steel plates with a thickness of 3 mm, and micropores with a diameter of 2 mm are evenly distributed on the stainless steel plates. All are welded with spiral stainless steel ribs; the spiral diversion groove 20 is composed of baffles whose heights rise sequentially from the inside to the outside, and the distribution of the baffles adopts the Archimedes spiral to form a uniform distribution.

The motor 1 on the upper part of the impinging flow supergravity liquid-liquid extractor stops rotating, and only the motor 1 on the lower part is adjusted, and the impinging flow supergravity liquid-liquid extractor is transformed into a dynamic and static disc baffle supergravity reactor.

The specific embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes.

Claims (7)

1. An impinging flow supergravity liquid-liquid extractor, characterized in that: it comprises a power transmission structure, a liquid collector mechanism, a rotating shaft structure, a liquid mass transfer structure and a fixed component structure, and the power transmission structure is two sets of symmetrical power transmission up and down Mechanism, the liquid collector mechanism includes the faucet (2), the liquid collector end cover (3), the liquid collector (4) and the lip seal (5). The liquid collector mechanism has two sets of upper and lower symmetrical structures, and the shaft The structure includes a bearing (6), a bearing seat (7) and a rotating shaft. The structure of the rotating shaft is two sets of upper and lower symmetrical structures. Spiral perforated plate on the upper shaft (14), cone perforated plate (15), vortex baffle (16), spray pipe (17), spiral perforated plate on the lower shaft (18), spiral diversion groove (20) and liquid outlet mouth (22), the fixed component structure includes a frame (8) and a housing (21); In the fixed member structure, the housing (21) is fixed inside the frame (8), and the external motor (1) transmits power to the rotating shaft through the synchronous pulley (9) of the power transmission structure; In the rotating shaft structure, the rotating shaft is fixed on the frame (8) through the bearing (6) and the bearing seat (7), and is vertically inserted into the housing (21) from the middle position, and the rotating shaft is a hollow shaft; In the liquid collector mechanism, the faucet (2) is fixed on the top of the liquid collector end cap (3), and the collector end cap (3) cooperates with the liquid collector (4), and the liquid collector (4) is sealed by a lip Ring (5) is connected with the rotating shaft; In the liquid mass transfer structure, the upper rotating shaft spiral porous plate (14) is fixed on the bottom of the upper rotating shaft (13), the conical porous plate (15) is fixed on the lower end surface of the upper rotating shaft spiral porous plate (14), and the conical porous plate (15) The eddy current baffle (16) is uniformly welded on the surface, the hollow opening of the rotating shaft is connected to the inlet of the spray pipe (17), the upper end of the lower rotating shaft (19) is fixed to the lower rotating shaft with a spiral perforated plate (18), and the spiral guide groove (20) is fixed At the inner bottom of the housing (21), a liquid outlet (22) is provided at the bottom of the housing (21). 2. The impinging flow supergravity liquid-liquid extractor according to claim 1, characterized in that: the rotating shaft is a stepped shaft with a flange, and through holes for threaded connection are evenly distributed on the flange. 3. The impinging flow supergravity liquid-liquid extractor according to claim 1, characterized in that: the conical perforated plate (15) has a taper of 2 ^o ~ 5 ^o , and the conical perforated plate (15) has a thickness of 1 A stainless steel plate of ~2 mm, micropores with a diameter of 1 ~ 2 mm are evenly distributed on the surface of the conical porous plate (15). 4. The impinging flow supergravity liquid-liquid extractor according to claim 1, characterized in that: the vortex baffles (16) are 3-6 pieces, and the shape is a right-angled trapezoid. 5. The impinging flow supergravity liquid-liquid extractor according to claim 1, characterized in that: the upper rotating shaft spiral porous plate (14) and the lower rotating shaft spiral porous plate (18) are stainless steel plates with a thickness of 2-4 mm, Microholes with a diameter of 1-2 mm are evenly distributed on the stainless steel plate, and the inner and outer sides of the upper rotating shaft spiral perforated plate (14) and the lower rotating shaft spiral perforated plate (18) are welded with spiral stainless steel ribs. 6. The impinging flow supergravity liquid-liquid extractor according to claim 1, characterized in that: the spiral guide groove (20) is composed of baffles whose heights rise sequentially from the inside to the outside, and the distribution of the baffles adopts Archimedean spirals are evenly spaced. 7. The impinging flow supergravity liquid-liquid extractor according to claim 1, characterized in that: the motor (1) at the upper part of the impinging flow supergravity liquid-liquid extractor stops rotating, and only the motor at the lower part ( 1), the impinging flow hypergravity liquid-liquid extractor is converted into a dynamic and static disc baffle hypergravity reactor.