Centrifugal extractor

Abstract

The utility model discloses a centrifugal extractor which comprises a filtering mechanism, a mixing box and an extractor body, and the filtering mechanism comprises a guide hopper, a mounting frame, a chute, a filter screen frame body, a filter screen and a fixed block. After the filtering mechanism is used for a period of time, when the filtering mechanism needs to be cleaned, a fixing bolt is loosened, a fixing plate box is pulled out through a handle, a filter screen frame body and a filter screen can be pulled out of a mounting frame and a fixing block together, and then the filter screen can be cleaned; during installation, the filter screen frame body can be clamped in the sliding groove only by aligning the filter screen frame body with the inserting groove in the fixing block and pushing the filter screen frame body into the installation frame, and then the fixing plate is fixed on the fixing block through the fixing bolt. And the sealing ring is compressed in the process of tightening the fixing bolt, so that a good sealing effect is achieved. According to the device, the filtering mechanism can be conveniently cleaned, and the descending speed of liquid is increased, so that the extraction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of centrifugal extraction, in particular to a centrifugal extractor. Background Art

[0002] Centrifugal extraction has been widely used in many fields such as hydrometallurgy, pharmaceuticals, wastewater treatment, nuclear energy, petrochemicals, fine chemicals, etc. Centrifugal extraction technology is a practical technology that uses centrifugal force fields to achieve contact mass transfer and phase separation between liquid and liquid phases.

[0003] Patent No. CN212731135U proposes a centrifugal extractor, in which a slider slides into a chute to place a material bucket just below a discharge port, so that a relatively close distance is maintained between the discharge port and the material bucket, which is convenient for collecting the extract; a motor drives the first gear to rotate, so that a first stirring blade stirs the raw material, and a driving gear drives a driven gear to rotate, so that a second rotating rod drives a second stirring blade to stir the raw material, which is convenient for fully stirring the raw material, and the raw material enters the extractor after being filtered by a filter plate, which effectively protects the extractor.

[0004] However, when the above device sets the filtering mechanism, it is not considered that the filter screen needs to be cleaned or replaced after a period of use. If it is not cleaned or replaced, the filter screen will be blocked, affecting the speed of liquid descent, thereby affecting the extraction efficiency. The above device is not convenient for cleaning or replacing the filter screen. Therefore, a centrifugal extractor is proposed to improve the above shortcomings. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a centrifugal extractor, which aims to improve the existing extraction device. When setting the filter mechanism, it does not take into account that the filter screen needs to be cleaned or replaced after a period of use. If it is not cleaned or replaced, the filter screen will be blocked, affecting the speed of liquid descent, thereby affecting the extraction efficiency. The above device is not convenient for cleaning or replacing the filter screen, so a centrifugal extractor is proposed to improve the above shortcomings.

[0006] The utility model is achieved in this way:

[0007] The present application provides a centrifugal extractor including a filtering mechanism, a mixing box and an extractor body.

[0008] The filtering mechanism is arranged inside the mixing box, the mixing box is arranged on the main body of the extractor, the inside of the mixing box is communicated with the inside of the main body of the extractor, the filtering mechanism includes a feeding hopper, a mounting frame, a sliding groove, a filter screen frame body, a filter screen and a fixing block. The feeding hopper is arranged inside the mixing box, the outer wall of the upper end of the feeding hopper is fixedly connected with the inner wall of the mixing box. The mounting frame is arranged below the feeding hopper, the mounting frame is in a U shape, the sliding grooves are opened on three inner sides of the mounting frame, the filter screen frame body is slidably arranged in the sliding grooves, the filter screen is arranged inside the filter screen frame body, the fixing block is fixedly arranged outside the mixing box, the open end of the mounting frame passes through the mixing box and is fixedly connected with the inner side of the fixing block, and the filter screen frame body is slidably arranged inside the fixing block.

[0009] In a preferred technical solution of the present utility model, a slot is opened inside the fixing block, the slot is communicated with the sliding groove on the filter screen frame body, and the filter screen frame body is movably arranged inside the slot.

[0010] In a preferred technical solution of the present utility model, fixing holes are arranged at both ends of the fixing block, and internal threads are arranged inside the fixing holes.

[0011] In a preferred technical solution of the present utility model, a fixing plate is arranged outside the filter screen frame body, and the length and width of the fixing plate are both larger than the length and width of the front side of the filter screen frame body.

[0012] In a preferred technical solution of the present utility model, fixing ears are arranged at both ends of the fixing plate, threaded holes are opened on the fixing ears, fixing bolts are threadedly connected inside the threaded holes, and the external threads of the fixing bolts correspond to the internal threads of the fixing holes.

[0013] In a preferred technical solution of the present utility model, a reinforcing plate is arranged on the mounting frame, the top end of the reinforcing plate is fixedly connected with the outer surface of the feeding hopper, and the bottom end of the reinforcing plate is fixedly connected with the mounting frame by bolts.

[0014] In a preferred technical solution of the present utility model, a sealing ring is arranged inside the fixing plate, and the size of the sealing ring is slightly larger than the size of the slot.

[0015] In a preferred technical solution of the present utility model, stirring paddles are arranged inside the mixing box, the two stirring paddles are in transmission connection with a meshing gear, the meshing gear is in transmission connection with the output end of a motor, and a feeding pipe is arranged on the mixing box.

[0016] In a preferred technical solution of the present utility model, a discharge pipe is arranged on the main body of the extractor, a receiving box is detachably arranged on the main body of the extractor, and the receiving box is arranged directly below the discharge pipe.

[0017] In a preferred technical solution of the present utility model, a support frame is also provided at the bottom of the extractor body.

[0018] Beneficial effects: After a period of use, when the filter mechanism needs to be cleaned, loosen the fixing bolts and pull the fixed plate box outward through the handle, so that the filter frame and the filter will be pulled out of the installation frame and the fixed block together, and the filter can be cleaned; when installing, just align the filter frame with the slot on the fixed block, and then push it into the installation frame, so that the filter frame can be clamped in the slide groove, and then the fixing plate is fixed to the fixed block through the fixing bolts. In the process of tightening the fixing bolts, the sealing ring is compressed, and a good sealing effect is achieved. The device is convenient for cleaning the filter mechanism, increases the speed of liquid descent, and thus improves the efficiency of extraction. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a schematic diagram of the overall three-dimensional structure provided by the embodiment of the utility model;

[0021] Figure 2 A schematic diagram of a cross-sectional three-dimensional structure provided for an embodiment of the utility model;

[0022] Figure 3 A schematic diagram of a cross-sectional plan structure provided for an embodiment of the utility model;

[0023] Figure 4 This is a schematic diagram of the enlarged three-dimensional structure of point A provided in an embodiment of the utility model.

[0024] In the figure: 100-filter mechanism; 110-guide hopper; 120-installation frame; 121-reinforcement plate; 130-chute; 140-filter frame; 141-fixing plate; 142-fixing ear; 143-threaded hole; 144-fixing bolt; 145-sealing ring; 150-filter; 160-fixing block; 161-slot; 162-fixing hole; 200-mixing box; 210-stirring paddle; 220-meshing gear; 230-motor; 240-feeding pipe; 300-extractor body; 310-discharge pipe; 320-receiving box; 330-support frame. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 4 The utility model provides a technical solution: a centrifugal extractor includes a filtering mechanism 100, a mixing box 200 and an extractor body 300. The filtering mechanism 100 improves the existing device. When setting the filtering mechanism 100, it is not considered that the filter 150 needs to be cleaned or replaced after a period of use. If it is not cleaned or replaced, the filter 150 will be blocked, affecting the speed of liquid descent, thereby affecting the extraction efficiency.

[0027] See also Figure 1-Figure 4 , the filtering mechanism 100 is arranged in the mixing box 200, the mixing box 200 is arranged on the extractor body 300, the interior of the mixing box 200 is connected with the interior of the extractor body 300, a stirring paddle 210 is arranged in the mixing box 200, two stirring paddles 210 are transmission-connected with the meshing gear 220, the meshing gear 220 is transmission-connected with the output end of the motor 230, and a feeding pipe 240 is arranged on the mixing box 200. The motor 230 drives the inner core gear to rotate, so that the stirring paddle 210 rotates, and the liquid in the mixing box 200 is fully stirred and mixed evenly. A discharge pipe 310 is arranged on the extractor body 300, and a material receiving box 320 is detachably arranged on the extractor body 300, and the material receiving box 320 is arranged directly below the discharge pipe 310. The heavy phase and light phase liquid in the extractor body 300 are respectively discharged from the discharge pipe 310 to the material receiving box 320 for collection. A support frame 330 is also provided at the bottom of the extractor body 300 to support the entire device and prevent the device from tilting and collapsing during operation.

[0028] See also Figure 1-Figure 4, the filtering mechanism 100 includes a feeding hopper 110, a mounting frame 120, a sliding groove 130, a filter screen frame body 140, a filter screen 150 and a fixing block 160. The feeding hopper 110 is arranged inside the mixing box 200, and the outer wall of the upper end of the feeding hopper 110 is fixedly connected to the inner wall of the mixing box 200. The mounting frame 120 is arranged below the feeding hopper 110. The mounting frame 120 is in a U shape, and a reinforcing plate 121 is arranged on the mounting frame 120. The top end of the reinforcing plate 121 is fixedly connected to the outer surface of the feeding hopper 110, and the bottom end of the reinforcing plate 121 is fixedly connected to the mounting frame 120 by bolts, increasing the stability of the mounting frame 120. The sliding groove 130 is opened on three inner sides of the mounting frame 120. The filter screen frame body 140 is slidably arranged in the sliding groove 130. The filter screen 150 is arranged inside the filter screen frame body 140. The fixing block 160 is fixedly arranged outside the mixing box 200. The open end of the mounting frame 120 passes through the mixing box 200 and is fixedly connected to the inner side of the fixing block 160. The filter screen frame body 140 is slidably arranged inside the fixing block 160.

[0029] Please refer to Figure 1-Figure 4 , wherein, a slot 161 is opened in the fixing block 160. The slot 161 communicates with the sliding groove 130 on the filter screen frame body 140. The filter screen frame body 140 is movably arranged in the slot 161. The mixing box 200 is provided with the same slot for the filtering mechanism 100 to enter and exit. Fixing holes 162 are arranged at both ends of the fixing block 160. Internal threads are arranged in the fixing holes 162. A handle is also arranged on the fixing block 160, which is convenient for pulling the filter screen frame body 140.

[0030] Please refer to Figure 1-Figure 4 , in addition, a fixing plate 141 is arranged outside the filter screen frame body 140. The length and width of the fixing plate 141 are both larger than the length and width of the front side of the filter screen frame body 140. Fixing ears 142 are arranged at both ends of the fixing plate 141. Threaded holes 143 are opened on the fixing ears 142. A fixing bolt 144 is threadedly connected in the threaded holes 143. The external thread of the fixing bolt 144 corresponds to the internal thread of the fixing hole 162. The outer side of the filter screen frame body 140 is fixed to the fixing block 160 through the fixing bolt 144 to prevent the filter screen frame body 140 from sliding out. A sealing ring 145 is arranged inside the fixing plate 141. The size of the sealing ring 145 is slightly larger than the size of the slot 161. The material of the sealing ring 145 has certain stretching characteristics and has a good sealing effect.

[0031] Working principle: After using for a period of time, when the filter mechanism 100 needs to be cleaned, loosen the fixing bolt 144, and pull the fixing plate 141 out of the box through the handle, the filter frame 140 and the filter 150 will be pulled out of the installation frame 120 and the fixing block 160 together, and the filter 150 can be cleaned; when installing, just align the filter frame 140 with the slot 161 on the fixing block 160, and then push it into the installation frame 120, so that the filter frame 140 can be clamped in the slide groove 130, and then the fixing plate 141 is fixed to the fixing block 160 through the fixing bolt 144. In the process of tightening the fixing bolt 144, the sealing ring 145 is compressed, and a good sealing effect is achieved. The device is convenient for cleaning the filter mechanism 100, increases the speed of liquid descent, and thus improves the efficiency of extraction.

[0032] It should be noted that the specific model specifications of the motor 230 and the extractor need to be selected and determined based on the actual specifications of the device, and the specific selection calculation method adopts the existing technology in the field, so it will not be described in detail.

[0033] The power supply and principle of the motor 230 and the extractor are clear to those skilled in the art and will not be described in detail here.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A centrifugal extractor, comprising a filtering mechanism, a mixing box and an extractor body, characterized in that: The filtering mechanism is arranged in the mixing tank, the mixing tank is arranged on the extraction machine body, the interior of the mixing tank is communicated with the interior of the extraction machine body, the filtering mechanism includes a feeding hopper, a mounting frame, a sliding groove, a filter screen frame body, a filter screen and a fixing block. The feeding hopper is arranged in the mixing tank, the outer wall of the upper end of the feeding hopper is fixedly connected with the inner wall of the mixing tank. The mounting frame is arranged below the feeding hopper, the mounting frame is in a U shape, the sliding grooves are opened on three inner sides of the mounting frame, the filter screen frame body is slidably arranged in the sliding grooves, the filter screen is arranged in the filter screen frame body, the fixing block is fixedly arranged on the outer side of the mixing tank, the open end of the mounting frame passes through the mixing tank and is fixedly connected with the inner side of the fixing block, and the filter screen frame body is slidably arranged in the fixing block.

2. A centrifugal extractor as claimed in claim 1, characterized in that: A slot is opened in the fixing block, the slot is communicated with the sliding groove on the filter screen frame body, and the filter screen frame body is movably arranged in the slot.

3. A centrifugal extractor as claimed in claim 2, characterized in that: Fixing holes are arranged at both ends of the fixing block, and internal threads are arranged in the fixing holes.

4. A centrifugal extractor as claimed in claim 3, characterized in that: A fixing plate is arranged on the outer side of the filter screen frame body, and the length and width of the fixing plate are both larger than the length and width of the front side of the filter screen frame body.

5. A centrifugal extractor as claimed in claim 4, characterized in that: Fixing ears are arranged at both ends of the fixing plate, threaded holes are opened in the fixing ears, fixing bolts are threadedly connected in the threaded holes, and the external threads of the fixing bolts correspond to the internal threads of the fixing holes.

6. A centrifugal extractor as claimed in claim 1, characterized in that: A reinforcing plate is arranged on the mounting frame, the top end of the reinforcing plate is fixedly connected with the outer surface of the feeding hopper, and the bottom end of the reinforcing plate is fixedly connected with the mounting frame by bolts.

7. A centrifugal extractor as claimed in claim 4, characterized in that: A sealing ring is arranged on the inner side of the fixing plate, and the size of the sealing ring is slightly larger than the size of the slot.

8. A centrifugal extractor as claimed in claim 1, characterized in that: Stirring paddles are arranged in the mixing tank, the two stirring paddles are in transmission connection with a meshing gear, the meshing gear is in transmission connection with the output end of a motor, and a feeding pipe is arranged on the mixing tank.

9. A centrifugal extractor as claimed in claim 1, characterized in that: A discharge pipe is arranged on the extraction machine body, a receiving box is detachably arranged on the extraction machine body, and the receiving box is arranged directly below the discharge pipe.

10. A centrifugal extractor as claimed in claim 1, characterized in that: A support frame is further arranged at the bottom of the extraction machine body.

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