Efficient dehydration equipment for gypsum production

Abstract

The invention discloses efficient dehydration equipment for gypsum production, and belongs to the technical field of gypsum dehydration, the efficient dehydration equipment comprises a material receiving groove seat, a material conveying pipe is rotatably connected in the material receiving groove seat, and a plurality of dehydration assemblies are linearly distributed on the material conveying pipe. According to the device, the dewatering assembly is arranged, a driving motor drives a storage frame to rotate circumferentially through a driving wheel, a transmission belt, a driven wheel, a conveying pipe and a fixing column, so that slurry moves towards the peripheral side of the storage frame under the action of centrifugal force, and a negative pressure pipe tank vacuumizes the interior of a fixed conveying ring through a water conveying pipe; by means of the internal and external pressure difference of the material storage frame, water in gypsum slurry passes through the filtering membrane, dehydration treatment is achieved, the dehydration treatment and the dehydration treatment are combined, the centrifugal force during rotation is matched with the vacuum suction force and the filtering membrane effect, and the dehydration strength of the water in the gypsum slurry is improved; therefore, the dehydration treatment efficiency and the dehydration effect of the gypsum slurry are improved, and the drying rate of finished gypsum is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of gypsum dehydration, and in particular relates to a high-efficiency dehydration device for gypsum production. Background Art

[0002] Gypsum is a monoclinic mineral and a hydrate whose main chemical component is calcium sulfate (CaSO4). Gypsum is a widely used industrial material and building material. It can be used as a cement retarder, gypsum building products, model making, medical food additive, sulfuric acid production, paper filler and paint filler, etc. In the production process of gypsum, dehydration is a key step.

[0003] The document with Chinese patent application number CN202210687652.1 discloses a dehydration method for dehydrating gypsum for desulfurization in power plants. At present, most of the existing dehydration methods for dehydrating gypsum for desulfurization in power plants require workers to manually squeeze the gypsum, which is not convenient for adjusting the extrusion force of the gypsum. A dehydration method for dehydrating gypsum for desulfurization in power plants, firstly places the gypsum to be dehydrated inside a circular filter screen, then closes the box door, first starts a first servo motor through a control panel, so that the first servo motor drives a threaded rod to rotate clockwise, and the screw on the outer side of the threaded rod is rotated clockwise. The corrugated tube is limited by the guide plate, so that the threaded tube cannot rotate with the threaded rod, so that the threaded tube moves downward through the thread, and the threaded tube drives the guide plate to move in a straight line on the sliding assembly. The threaded tube drives the extrusion plate to move downward through the L-shaped connecting rod, and the gypsum inside the circular filter is squeezed by the extrusion plate to squeeze out the water inside the gypsum. However, in the actual dehydration operation process, the gypsum mostly appears in the form of slurry. It is difficult to dehydrate the gypsum slurry well through the single extrusion method, and it is difficult to obtain a finished gypsum with a low water content, so it is necessary to improve. Summary of the invention

[0004] The purpose of the present invention is to solve the problem that it is difficult to dehydrate gypsum slurry well and obtain finished gypsum with low water content by a single extrusion method, and to propose a high-efficiency dehydration equipment for gypsum production.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: A high-efficiency dehydration device for gypsum production, comprising a material receiving trough seat, a material delivery pipe is rotatably connected in the material receiving trough seat, a plurality of dehydration components are linearly distributed on the material delivery pipe, and an auxiliary dehydration component is arranged on one side of the dehydration component; The dehydration component includes a plurality of material storage frames connected with the material delivery pipe, each of the material storage frames is provided with a sealing extrusion component for sealing extrusion, and one side of the plurality of material storage frames is connected with the same rotating conveying ring, a filter membrane is provided on one side where the material storage frame and the rotating conveying ring are connected, the outer peripheral side of the rotating conveying ring is rotatably connected with a fixed conveying ring, the fixed conveying ring is connected to the inside of the material receiving trough seat, both sides of the fixed conveying ring are connected with water delivery pipes, and the other end of the water delivery pipe is connected with a negative pressure tank for vacuuming the material storage frame in a sealed state, so as to dehydrate the gypsum slurry by combining the external negative pressure with the centrifugal force when the material storage frame rotates.

[0006] As a further description of the above technical solution: The side of the material storage frame facing away from the rotating conveying ring is connected to a control valve, and the control valve is provided with a distance sensor and a liquid level sensor. The side of the control valve facing away from the material storage frame is connected to a connecting pipe, and one end of the connecting pipe is connected to the material conveying pipe. Two fixed columns are connected between the material storage frame and the material conveying pipe, and the two fixed columns are respectively located on both sides of the connecting pipe. Multiple material storage frames are distributed in a circular array along the axial center position of the material conveying ring, and the fixed conveying ring is connected to the rotating conveying ring.

[0007] As a further description of the above technical solution: A mounting seat is fixedly installed on one side of the material receiving trough seat, a driving motor is connected to the top of the mounting seat, a driving wheel is connected to one end of the output shaft of the driving motor, a driven wheel is connected to the outer surface of the material conveying pipe, and a transmission belt is connected between the driving wheel and the driven wheel.

[0008] As a further description of the above technical solution: The sealing extrusion assembly includes two extrusion plates, which are distributed in a mirror-symmetrical manner along the center position of the material storage frame. One side of the extrusion plate is slidably sealed in the material storage frame, and the other side of the extrusion plate is connected to a screw seat. A reciprocating screw is threadedly connected to the side of the screw seat away from the extrusion plate, and a transmission gear is connected to the end of the reciprocating screw away from the screw seat. A fixed plate is connected to one side of the material storage frame, and two fixed sliding rods are connected to both sides of the fixed plate. Two sliding sleeves are connected to one side of the extrusion plate, and the sliding sleeves are slidably connected to the fixed sliding rods.

[0009] As a further description of the above technical solution: One end of the reciprocating screw is rotatably connected to a mounting frame, the mounting frame has an L-shaped cross-section, one side of the mounting frame is connected to one side of a rotating conveying ring, one side of the transmission gear is meshedly connected to a fixed gear ring, and one side of the fixed gear ring is connected to one side of a fixed conveying ring.

[0010] As a further description of the above technical solution: One end of the fixed slide bar away from the fixed plate is connected to the limit plate, and a first spring is sleeved on the outer surface of the fixed slide bar, and two ends of the first spring are respectively connected to one side of the limit plate and one side of the sliding sleeve.

[0011] As a further description of the above technical solution: The auxiliary stripping assembly includes a fixed box, one side of the fixed box is connected to one side of the material storage frame, a mounting plate is connected inside the fixed box, and a sliding hole is opened on one side of the mounting plate, and a sliding rod is slidably connected in the sliding hole, one end of the sliding rod is connected to a vibration block, one side of the vibration block is in contact with one side of the material storage frame, the vibration block is a flexible plastic block, and an extrusion wheel is connected to the end of the sliding rod away from the vibration block, a third spring is sleeved on the outer surface of the sliding rod, and the two ends of the third spring are respectively connected to one side of the extrusion wheel and one side of the mounting plate, a movable plate is slidably connected inside the fixed box, and a plurality of extrusion blocks are connected to the bottom of the movable plate, the cross-section of the extrusion block is trapezoidal, and the extrusion block is in contact with the extrusion wheel.

[0012] As a further description of the above technical solution: A sliding groove is provided on one side of the movable plate, and a limiting sliding rod is slidably connected in the sliding groove. The other end of the limiting sliding rod is connected to one side of the inner wall of the fixed box. A second spring is sleeved on the outer surface of the limiting sliding rod, and two sides of the second spring are respectively connected to one side of the inner wall of the fixed box and one side of the movable plate.

[0013] As a further description of the above technical solution: A moving rod is connected to one side of the moving plate, one end of the moving rod extends to the outside of the fixed box and is connected to a connecting plate, both sides of the connecting plate are connected to bonding wheels, and a plurality of bonding blocks are connected to the inner circumference of the fixed conveying ring, the cross-sectional shape of the bonding block is trapezoidal, and the plurality of bonding blocks are distributed in a circular array along the axial position of the conveying pipe, and one side of the bonding block is bonded to the bonding wheel.

[0014] As a further description of the above technical solution: The bottom of the material receiving trough seat is connected with a discharge port, and the cross-sectional shape of the discharge port is trapezoidal. The bottom of the material receiving trough seat is connected with a support column, and one end of the material conveying pipe is rotatably connected with a feed pipe.

[0015] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are: 1. In the present invention, by setting a dehydration component, due to the special structure of the filter membrane, the small molecules of water in the gypsum slurry can pass through the filter membrane, while the solid part of the larger particles will remain in the storage frame. During dehydration, the extrusion plates on both sides of the storage frame slide and seal the storage frame, so that the storage frame is in a semi-sealed state. At this time, the driving motor drives the storage frame to rotate in a circle through the driving wheel, the transmission belt, the driven wheel, the feed pipe and the fixed column, so that the slurry moves to the outer peripheral side of the storage frame under the action of centrifugal force, and the negative pressure pipe tank draws a vacuum into the fixed conveying ring through the water pipe, so that negative pressure is formed in the fixed conveying ring and the rotating conveying ring. The pressure difference between the inside and outside of the storage frame is used to allow the water in the gypsum slurry to pass through the filter membrane to achieve dehydration treatment. The two are combined with each other, and the centrifugal force during rotation is used to cooperate with the vacuum suction and the filter membrane to increase the strength of removing water from the gypsum slurry, thereby improving the dehydration efficiency and dehydration effect of the gypsum slurry, thereby improving the drying rate of the finished gypsum.

[0016] 2. In the present invention, by setting a sealing extrusion assembly, the driving wheel drives the storage frame to rotate through the transmission belt, the driven wheel, the material conveying pipe and the fixed column, and the storage frame drives the transmission gear to revolve on the fixed gear ring through the rotating conveying ring, the mounting frame and the reciprocating screw, so that the transmission gear rotates on its own, and the transmission gear drives the extrusion plate to reciprocate through the reciprocating screw, the screw seat and the sliding sleeve to achieve periodic separation and fitting sealing between the extrusion plate and the storage frame. When the storage frame is sealed, the two extrusion plates further penetrate into the storage frame, which will form a large pressure on the slurry in the storage frame, accelerate the loss of water in the gypsum slurry, assist in dehydrating the gypsum slurry, and improve the dehydration efficiency and dehydration effect of the gypsum slurry. When the sealing plate is separated from the storage frame, the storage frame leaks out, and cooperates with the vibration block in the auxiliary dehydration assembly to realize automatic dehydration processing of the finished gypsum, improve the automation degree of the equipment, and cooperate with the closing and opening of the control valve to realize the process of feeding, dehydrating and dehydrating the gypsum slurry, thereby improving the dehydration efficiency.

[0017] 3. In the present invention, by setting an auxiliary stripping component, the material storage frame reciprocates through the fixed box, the moving rod, the connecting plate, the bonding wheel, the bonding block and the second spring belt moving plate, the moving plate drives the extrusion block to move periodically, the extrusion block cooperates with the third spring to drive the extrusion wheel to move back and forth, the extrusion wheel drives the sliding rod to move back and forth, the sliding rod drives the vibration block to knock and vibrate the material storage frame, and assists in the discharge of gypsum after dehydration, so that the finished gypsum falls into the receiving slot and is discharged through the discharge port. On the one hand, the automatic stripping and collection of the finished gypsum is realized to improve the processing efficiency. On the other hand, the residual finished gypsum in the material storage frame is reduced by vibration to avoid the residue affecting the subsequent processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention; Figure 2 For the present invention Figure 1 The enlarged structural diagram of part A in the middle; Figure 3 It is a top view of the three-dimensional structure of the present invention; Figure 4 It is a schematic diagram of the internal three-dimensional structure of the present invention; Figure 5 It is a schematic diagram of a partial three-dimensional split structure of the present invention; Figure 6 For the present invention Figure 5 The enlarged structural diagram of part B in the middle; Figure 7 It is a partial three-dimensional structural schematic diagram of the dehydration assembly of the present invention; Figure 8 It is a three-dimensional cross-sectional structural schematic diagram of the auxiliary stripping component of the present invention; Fig. 9 For the present invention Figure 8 The enlarged structural diagram of the middle C part; Fig.10 It is a three-dimensional structural schematic diagram of the sealing extrusion assembly of the present invention; Fig.11 It is a schematic diagram of the three-dimensional structure of the extruded plate of the present invention.

[0019] Legend: 1. Feed pipe; 2. Receiving trough seat; 3. Dehydration assembly; 301. Negative pressure tank; 302. Water pipe; 303. Driving motor; 304. Driving wheel; 305. Transmission belt; 306. Driven wheel; 307. Fixed conveying ring; 308. Rotating conveying ring; 309. Storage frame; 310. Filter membrane; 311. Connecting pipe; 312. Control valve; 4. Discharge port; 5. Support column; 6. Sealing extrusion assembly; 601. Fixed gear ring; 602. Transmission gear; 603. Mounting frame; 604. Limiting plate; 605. 05. Reciprocating screw; 606. Screw seat; 607. Extrusion plate; 608. Sleeve; 609. Fixed slide rod; 610. First spring; 611. Fixed plate; 7. Auxiliary stripping assembly; 701. Laminating block; 702. Laminating wheel; 703. Connecting plate; 704. Fixed box; 705. Moving plate; 706. Limiting slide rod; 707. Second spring; 708. Mounting plate; 709. Vibrating block; 710. Sliding rod; 711. Third spring; 712. Extrusion wheel; 713. Extrusion block; 8. Feed pipe. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figure 1-Figure 11 , the present invention provides a technical solution: A high-efficiency dehydration equipment for gypsum production, including a receiving trough seat 2, a material delivery pipe 8 is rotatably connected inside the receiving trough seat 2, a plurality of dehydration components 3 are linearly distributed on the material delivery pipe 8, an auxiliary dehydration component 7 is arranged on one side of the dehydration component 3, a discharge port 4 is connected to the bottom of the receiving trough seat 2, the cross-sectional shape of the discharge port 4 is a trapezoid, the bottom of the receiving trough seat 2 is connected to a support column 5, and one end of the material delivery pipe 8 is rotatably connected to a feed pipe 1.

[0022] The dehydration assembly 3 includes a plurality of material storage frames 309 connected to the material delivery pipe 8, each material storage frame 309 is provided with a sealing extrusion assembly 6 for sealing extrusion, and one side of the plurality of material storage frames 309 is connected to the same rotating conveying ring 308, and a filter membrane 310 is provided on one side where the material storage frame 309 and the rotating conveying ring 308 meet, and a fixed conveying ring 307 is rotatably connected to the outer peripheral side of the rotating conveying ring 308, and the fixed conveying ring 307 is connected to the inside of the receiving tank seat 2, and both sides of the fixed conveying ring 307 are connected to the water delivery pipe 302, and the other end of the water delivery pipe 302 is connected to the negative pressure tank 301, which is used to evacuate the material storage frame 309 in a sealed state, and dehydrate the gypsum slurry by using the external negative pressure and the centrifugal force when the material storage frame 309 rotates, and the material storage frame 309 is away from the rotating conveying ring 308. One side of the material storage frame 309 is connected to a control valve 312, on which a distance sensor and a liquid position sensor are provided, the side of the control valve 312 away from the material storage frame 309 is connected to a connecting pipe 311, one end of the connecting pipe 311 is connected to the material delivery pipe 8, two fixed columns are connected between the material storage frame 309 and the material delivery pipe 8, the two fixed columns are respectively located on both sides of the connecting pipe 311, and multiple material storage frames 309 are distributed in a circular array along the axial position of the material delivery pipe 8, the fixed conveying ring 307 is connected to the rotating conveying ring 308, a mounting seat is fixedly installed on one side of the material receiving trough seat 2, a driving motor 303 is connected to the top of the mounting seat, one end of the output shaft of the driving motor 303 is connected to a driving wheel 304, the outer surface of the material delivery pipe 8 is connected to a driven wheel 306, and a transmission belt 305 is connected between the driving wheel 304 and the driven wheel 306.

[0023] The specific implementation method is as follows: by setting the dehydration component 3, due to the special structure of the filter membrane 310, the small molecules of water in the gypsum slurry can pass through the filter membrane 310, while the solid part of the larger particles will remain in the storage frame 309. When dehydrating, the extrusion plates 607 on both sides of the storage frame 309 slide and seal the storage frame 309, so that the storage frame 309 is in a semi-sealed state. At this time, the driving motor 303 drives the driving wheel 304, the transmission belt 305, the driven wheel 306, the feeding pipe 8 and the fixed column belt The movable material storage frame 309 rotates in a circle, so that the slurry moves toward the outer peripheral side of the material storage frame 309 under the action of centrifugal force, and the negative pressure pipe tank draws a vacuum into the fixed conveying ring 307 through the water pipe 302, so that negative pressure is formed in the fixed conveying ring 307 and the rotating conveying ring 308. The pressure difference between the inside and outside of the material storage frame 309 is used to allow water in the gypsum slurry to pass through the filter membrane 310 to achieve dehydration treatment. The two are combined with each other, and the centrifugal force during rotation is combined with the vacuum suction and the action of the filter membrane 310 to increase the removal of water from the gypsum slurry.

[0024] The sealing extrusion assembly 6 includes two extrusion plates 607, which are distributed in a mirror-symmetrical manner along the center position of the material storage frame 309. One side of the extrusion plate 607 is slidably sealed in the material storage frame 309, and the other side of the extrusion plate 607 is connected to a screw seat 606. The side of the screw seat 606 away from the extrusion plate 607 is threadedly connected to a reciprocating screw 605, and the end of the reciprocating screw 605 away from the screw seat 606 is connected to a transmission gear 602. One side of the material storage frame 309 is connected to a fixed plate 611, and two fixed slide rods 609 are connected to both sides of the fixed plate 611. One side of the extrusion plate 607 is connected to two sliding sleeves 6 08, the sliding sleeve 608 is slidably connected to the fixed sliding rod 609, one end of the reciprocating screw 605 is rotatably connected to the mounting frame 603, the cross-sectional shape of the mounting frame 603 is L-shaped, one side of the mounting frame 603 is connected to one side of the rotating conveying ring 308, one side of the transmission gear 602 is meshingly connected to the fixed gear ring 601, one side of the fixed gear ring 601 is connected to one side of the fixed conveying ring 307, one end of the fixed sliding rod 609 away from the fixed plate 611 is connected to the limiting plate 604, and the outer surface of the fixed sliding rod 609 is sleeved with a first spring 610, and both ends of the first spring 610 are respectively connected to one side of the limiting plate 604 and one side of the sliding sleeve 608.

[0025] The specific implementation method is as follows: by setting the sealing extrusion assembly 6, the driving wheel 304 drives the material storage frame 309 to rotate through the transmission belt 305, the driven wheel 306, the material delivery pipe 8 and the fixed column, and the material storage frame 309 drives the transmission gear 602 to revolve on the fixed gear ring 601 through the rotating conveying ring 308, the mounting frame 603 and the reciprocating screw, so that the transmission gear 602 rotates on itself, and the transmission gear 602 drives the extrusion plate 607 to reciprocate through the reciprocating screw, the screw seat 606 and the sliding sleeve 608, so as to realize the interlocking between the extrusion plate 607 and the material storage frame 309. Periodic separation and fitting sealing. When the material storage frame 309 is sealed, the two extrusion plates 607 further penetrate into the material storage frame 309, which will form a greater pressure on the slurry in the material storage frame 309, accelerate the loss of water in the gypsum slurry, assist in dehydrating the gypsum slurry, and improve the dehydration efficiency and dehydration effect of the gypsum slurry. When the sealing plate is separated from the material storage frame 309, the material storage frame 309 leaks out, and cooperates with the vibration block 709 in the auxiliary de-materialing component 7 to realize the automatic de-materialing processing of the finished gypsum, thereby improving the degree of automation of the equipment.

[0026] The auxiliary stripping component 7 includes a fixed box 704, one side of the fixed box 704 is connected to one side of the material storage frame 309, a mounting plate 708 is connected inside the fixed box 704, and a sliding hole is provided on one side of the mounting plate 708, and a sliding rod 710 is slidably connected in the sliding hole, one end of the sliding rod 710 is connected to a vibration block 709, one side of the vibration block 709 is in contact with one side of the material storage frame 309, the vibration block 709 is a flexible plastic block, one end of the sliding rod 710 away from the vibration block 709 is connected to an extrusion wheel 712, the outer surface of the sliding rod 710 is sleeved with a third spring 711, the two ends of the third spring 711 are respectively connected to one side of the extrusion wheel 712 and one side of the mounting plate 708, a movable plate 705 is slidably connected inside the fixed box 704, a plurality of extrusion blocks 713 are connected to the bottom of the movable plate 705, and the cross-sectional shape of the extrusion block 713 is a trapezoid. The extrusion block 713 is fitted with the extrusion wheel 712, and a sliding groove is provided on one side of the movable plate 705, and a limiting slide bar 706 is slidably connected in the sliding groove, and the other end of the limiting slide bar 706 is connected to one side of the inner wall of the fixed box 704, and a second spring 707 is sleeved on the outer surface of the limiting slide bar 706, and the two sides of the second spring 707 are respectively connected to one side of the inner wall of the fixed box 704 and one side of the movable plate 705, and a moving rod is connected to one side of the movable plate 705, and one end of the moving rod extends to the outside of the fixed box 704 and is connected to a connecting plate 703, and both sides of the connecting plate 703 are connected to fitting wheels 702, and a plurality of fitting blocks 701 are connected to the inner circumference of the fixed conveying ring 307, and the cross-sectional shape of the fitting block 701 is trapezoidal, and the plurality of fitting blocks 701 are distributed in a circular array along the axial position of the conveying pipe 8, and one side of the fitting block 701 is fitted with the fitting wheel 702.

[0027] The specific implementation method is as follows: by setting an auxiliary stripping component 7, the material storage frame 309 performs reciprocating motion with the moving plate 705 through the fixed box 704, the moving rod, the connecting plate 703, the bonding wheel 702, the bonding block 701 and the second spring 707, and the moving plate 705 drives the extrusion block 713 to move periodically, and the extrusion block 713 cooperates with the third spring 711 to drive the extrusion wheel 712 to move back and forth, and the extrusion wheel 712 drives the sliding rod 710 to move back and forth, and the sliding rod 710 drives the vibration block 709 to knock and vibrate the material storage frame 309, so as to assist the unloading of the dehydrated gypsum, so that the finished gypsum falls into the receiving slot 2 and is unloaded through the discharge port 4. On the one hand, the automatic stripping and collection of the finished gypsum is realized to improve the processing efficiency. On the other hand, the residual finished gypsum in the material storage frame 309 is reduced by vibration to avoid the residue affecting the subsequent processing.

[0028] Working principle: when in use, the feed pipe 1 is fixedly installed with the feed equipment, and the feed equipment conveys gypsum slurry into the feed pipe 1, and the driving motor 303 drives the active wheel 304 to rotate counterclockwise, and the active wheel 304 drives the driven wheel 306 to rotate through the transmission belt 305, and the driven wheel 306 drives the feed pipe 8 to rotate, and the feed pipe 8 drives the storage frame 309 to rotate through the fixed column, and the storage frame 309 drives the rotating conveying ring 308 to rotate, and the rotating conveying ring 308 drives the mounting frame 603 to rotate, and the mounting frame 603 drives the transmission gear 602 to revolve on the fixed gear ring 601 through the reciprocating screw 605, so that the transmission gear 602 rotates on itself, and the transmission gear 602 drives the reciprocating screw 605 to rotate on itself, and the reciprocating screw 605 drives the screw seat 606 to move back and forth, so that the screw seat 606 cooperates with the sliding sleeve 608 to drive the extrusion plate 607 to move back and forth, so as to realize the periodic separation and fitting sealing between the extrusion plate 607 and the storage frame 309.

[0029] After the gypsum slurry enters the feed pipe 8, when the distance sensor on the control valve 312 senses that the extrusion plate 607 is in a suitable position, so that the storage frame 309 is in a sealed state, the control valve 312 door opens, and the gypsum slurry enters the storage frame 309 through the connecting pipe 311, and when the position liquid sensor senses that the gypsum slurry is in a suitable position, the control valve 312 is closed, so that the storage frame 309 is in a semi-closed state. Due to the rotation of the storage frame 309, the slurry moves toward the outer peripheral side of the storage frame 309 under the action of centrifugal force, and the small molecules of water in the gypsum slurry can pass through the filter membrane 310, while the solid part of the larger particles will remain in the storage frame 309, and the negative pressure tank 301 extracts the water in the storage frame 309 in the form of vacuum negative pressure to achieve dehydration of the gypsum slurry.

[0030] When the gypsum slurry in the storage frame 309 is dehydrated and enters the receiving slot seat 2, the extrusion plate 607 begins to gradually separate from the storage frame 309 under the transmission of the transmission gear 602, the fixed gear ring 601, the reciprocating screw 605 and the screw seat 606. At this time, the storage frame 309 drives the fixed box 704 to rotate, and the fixed box 704 drives the bonding wheel 702 to rotate through the moving rod and the connecting plate 703. The bonding wheel 702 periodically contacts the bonding block 701, and the bonding block 701 is connected to the bonding wheel 702 and the connecting plate 703. The movable plate 705 is driven to move by the movable rod, and the second spring 707 drives the movable plate 705 to perform a reset motion, so that the movable plate 705 performs a reciprocating motion, and the movable plate 705 drives the extrusion block 713 to move periodically, and the extrusion block 713 cooperates with the third spring 711 to drive the extrusion wheel 712 to reciprocate, and the extrusion wheel 712 drives the sliding rod 710 to reciprocate, and the sliding rod 710 drives the vibration block 709 to knock and vibrate the material storage frame 309, so as to assist the unloading of the dehydrated gypsum, so that the finished gypsum falls into the receiving trough 2 and is unloaded through the discharge port 4.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A high-efficiency dehydration device for gypsum production, comprising a receiving trough seat (2), characterized in that: A material delivery pipe (8) is rotatably connected to the material receiving trough seat (2), a plurality of dehydration components (3) are linearly distributed on the material delivery pipe (8), and an auxiliary dehydration component (7) is arranged on one side of the dehydration component (3); The dehydration assembly (3) comprises a plurality of material storage frames (309) connected to the material delivery pipe (8), each of the material storage frames (309) being provided with a sealing extrusion assembly (6) for sealing extrusion, and one side of the plurality of material storage frames (309) being connected to the same rotating conveying ring (308), a filter membrane (310) being provided on one side of the connection between the material storage frames (309) and the rotating conveying ring (308), a fixed conveying ring (307) being rotatably connected to the outer peripheral side of the rotating conveying ring (308), the fixed conveying ring (307) being connected to the inside of the material receiving trough seat (2), both sides of the fixed conveying ring (307) being connected to a water delivery pipe (302), and the other end of the water delivery pipe (302) being connected to a negative pressure tank (301) for evacuating the material storage frames (309) in a sealed state, so as to dehydrate the gypsum slurry by combining the external negative pressure with the centrifugal force when the material storage frames (309) are rotating.

2. A high-efficiency dehydration equipment for gypsum production according to claim 1, characterized in that: The side of the material storage frame (309) facing away from the rotating conveying ring (308) is connected to a control valve (312), and a distance sensor and a liquid level sensor are arranged on the control valve (312). The side of the control valve (312) facing away from the material storage frame (309) is connected to a connecting pipe (311), and one end of the connecting pipe (311) is connected to the material conveying pipe (8). Two fixed columns are connected between the material storage frame (309) and the material conveying pipe (8), and the two fixed columns are respectively located on both sides of the connecting pipe (311). The plurality of material storage frames (309) are distributed in a circular array along the axis of the material conveying pipe (8), and the fixed conveying ring (307) is connected to the rotating conveying ring (308).

3. The high-efficiency dehydration equipment for gypsum production according to claim 1, characterized in that: A mounting seat is fixedly mounted on one side of the material receiving trough seat (2), a driving motor (303) is connected to the top of the mounting seat, a driving wheel (304) is connected to one end of the output shaft of the driving motor (303), a driven wheel (306) is connected to the outer surface of the material conveying pipe (8), and a transmission belt (305) is connected between the driving wheel (304) and the driven wheel (306).

4. The high-efficiency dehydration equipment for gypsum production according to claim 1, characterized in that: The sealing extrusion assembly (6) comprises two extrusion plates (607), the two extrusion plates (607) are distributed in a mirror-symmetrical manner along the center position of the material storage frame (309), one side of the extrusion plate (607) is slidably sealed in the material storage frame (309), the other side of the extrusion plate (607) is connected to a screw seat (606), the side of the screw seat (606) away from the extrusion plate (607) is threadedly connected to a reciprocating screw (605), the end of the reciprocating screw (605) away from the screw seat (606) is connected to a transmission gear (602), one side of the material storage frame (309) is connected to a fixed plate (611), both sides of the fixed plate (611) are connected to two fixed slide rods (609), one side of the extrusion plate (607) is connected to two sliding sleeves (608), and the sliding sleeves (608) are slidably connected to the fixed slide rod (609).

5. A high-efficiency dehydration equipment for gypsum production according to claim 4, characterized in that: One end of the reciprocating screw (605) is rotatably connected to a mounting frame (603), the mounting frame (603) having an L-shaped cross-section, one side of the mounting frame (603) being connected to one side of a rotating conveying ring (308), one side of the transmission gear (602) being meshingly connected to a fixed gear ring (601), and one side of the fixed gear ring (601) being connected to one side of a fixed conveying ring (307).

6. A high-efficiency dehydration equipment for gypsum production according to claim 4, characterized in that: One end of the fixed slide rod (609) away from the fixed plate (611) is connected to the limit plate (604), and a first spring (610) is sleeved on the outer surface of the fixed slide rod (609), and two ends of the first spring (610) are respectively connected to one side of the limit plate (604) and one side of the sliding sleeve (608).

7. The high-efficiency dehydration equipment for gypsum production according to claim 1, characterized in that: The auxiliary stripping assembly (7) comprises a fixed box (704), one side of which is connected to one side of a material storage frame (309), a mounting plate (708) is connected inside the fixed box (704), a sliding hole is provided on one side of the mounting plate (708), a sliding rod (710) is slidably connected inside the sliding hole, one end of the sliding rod (710) is connected to a vibration block (709), one side of the vibration block (709) is in contact with one side of the material storage frame (309), the vibration block (709) is a flexible plastic block, and the sliding rod (710) is ) is connected to an extrusion wheel (712) at one end away from the vibration block (709), a third spring (711) is sleeved on the outer surface of the sliding rod (710), and two ends of the third spring (711) are respectively connected to one side of the extrusion wheel (712) and one side of the mounting plate (708), and a movable plate (705) is slidably connected inside the fixed box (704), and a plurality of extrusion blocks (713) are connected to the bottom of the movable plate (705), and the cross-section of the extrusion block (713) is trapezoidal, and the extrusion block (713) fits the extrusion wheel (712).

8. The high-efficiency dehydration equipment for gypsum production according to claim 7, characterized in that: A sliding groove is provided on one side of the movable plate (705), and a limiting sliding rod (706) is slidably connected in the sliding groove. The other end of the limiting sliding rod (706) is connected to one side of the inner wall of the fixed box (704). A second spring (707) is sleeved on the outer surface of the limiting sliding rod (706), and two sides of the second spring (707) are respectively connected to one side of the inner wall of the fixed box (704) and one side of the movable plate (705).

9. The high-efficiency dehydration equipment for gypsum production according to claim 8, characterized in that: One side of the movable plate (705) is connected to a movable rod, one end of which extends to the outside of the fixed box (704) and is connected to a connecting plate (703), both sides of the connecting plate (703) are connected to bonding wheels (702), and the inner circumference of the fixed conveying ring (307) is connected to a plurality of bonding blocks (701), the cross-sectional shape of the bonding blocks (701) is trapezoidal, and the plurality of bonding blocks (701) are distributed in a circular array along the axial position of the conveying pipe (8), and one side of the bonding blocks (701) is bonded to the bonding wheel (702).

10. The high-efficiency dehydration equipment for gypsum production according to claim 1, characterized in that: The bottom of the material receiving trough seat (2) is connected to a discharge port (4), the cross-sectional shape of the discharge port (4) is trapezoidal, the bottom of the material receiving trough seat (2) is connected to a support column (5), and one end of the material conveying pipe (8) is rotatably connected to the feed pipe (1).

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