Crystallization and granulation fluidized bed

Abstract

The utility model relates to the technical field of water treatment, in particular to a crystallization granulation fluidized bed which comprises a fluidized bed tank body and an auxiliary device, supports are arranged on the two sides of the fluidized bed tank body, a bottom tank is arranged below the fluidized bed tank body, a first pipe opening and a second pipe opening are formed in the surface of the fluidized bed tank body, and a discharging opening is formed in the upper portion of the fluidized bed tank body. One side of the fluidized bed tank body is provided with a medicine inlet, the auxiliary device is arranged on the surface of the medicine inlet, the auxiliary device comprises a connecting pipe, the connecting pipe is fixedly connected with the surface of the medicine inlet, the connecting pipe is communicated with the medicine inlet, the inner walls of the connecting pipe and the medicine inlet are connected with sealing rings in a sliding manner, and the surface of the connecting pipe is fixedly connected with a top ring. By arranging the auxiliary device, particulate matters in the fluidized bed are effectively prevented from entering the dosing port, blockage and pollution in the dosing port are reduced, the dosing port is ensured to be smooth when dosing is needed, the influence on dosing accuracy and timeliness caused by blockage is reduced, and the cleaning and maintenance frequency is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of water treatment, in particular to a crystallization granulation fluidized bed. Background Art

[0002] A crystallization granulation fluidized bed is an important device for the crystallization and particle granulation processes. Water is transported into the fluidized bed, and a chemical solution is added to the water to cause impurities in the water flow to form crystals and precipitate. Then, the discharge pipe is manually opened to discharge the impurity crystals, so as to achieve the purpose of removing pollutants that can form precipitated crystal particles.

[0003] The prior art such as the utility model with the publication number of CN220149390U relates to the technical field of water treatment, and specifically relates to a crystallization granulation fluidized bed, which includes a tank body and legs at the bottom of the tank body; the interior of the tank body is sequentially divided into a sludge collection area, a granulation area, and a clear water area from bottom to top by a partition plate; the partition plate includes a first partition plate and a second partition plate, and channels are uniformly arranged on the partition plate; a motor is fixed on the top of the tank body, the transmission shaft of the motor extends into the interior of the tank body, the partition plate is fixed on the transmission shaft, a baffle is installed at the bottom of the transmission shaft, and the baffle is arranged in the sludge collection area; a seed crystal feeding port and a water outlet pipe are also arranged on the top of the tank body; a water inlet, a chemical adding port, and a sludge discharge port are arranged at the bottom of the tank body, which solves the problems of generating a large amount of sludge in the traditional treatment process, cumbersome operation process, large floor area of the treatment system, large floor area of the equipment, and the by-products such as sludge precipitation cannot be recycled and can only be transported out. It has a high hardness removal rate, high chemical utilization rate, and the treated substances can be recycled, with good economic and ecological benefits, and solves the problems of low hardness removal rate, low chemical utilization rate, and poor recyclability of the treated substances.

[0004] In daily work, it is found that when the above-mentioned crystallization granulation fluidized bed is in use, a large amount of chemicals are added through the chemical feeding place and crystals are added to achieve the adsorption treatment effect. However, after the chemical feeding place feeds the chemicals, some impurities inside the crystallization granulation fluidized bed will enter the interior of the chemical feeding place, which is likely to cause blockage of the chemical feeding place, resulting in blocked chemical feeding and inconvenient subsequent cleaning, and further leading to the problem that the chemical feeding place of the existing crystallization granulation fluidized bed is prone to enter impurities and cause blockage, affecting normal chemical feeding. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a crystallization granulation fluidized bed to solve the drawback in the prior art that the chemical feeding place is prone to enter impurities and cause blockage, affecting normal chemical feeding.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a crystallization granulation fluidized bed, including a fluidized bed tank body and an auxiliary device, brackets are arranged on both sides of the fluidized bed tank body, a bottom tank is arranged below the fluidized bed tank body, a pipe opening 1 and a pipe opening 2 are arranged on the surface of the fluidized bed tank body, a feed opening is arranged above the fluidized bed tank body, a drug inlet is arranged on one side of the fluidized bed tank body, the auxiliary device is arranged on the surface of the drug inlet, the auxiliary device includes a connecting pipe, the connecting pipe is fixedly connected to the surface of the drug inlet, the connecting pipe is connected to the drug inlet, and the connecting pipe and the drug inlet are connected. The inner wall of the medicine port is slidably connected with a sealing ring, the surface of the connecting pipe is fixedly connected with a top ring, the inner wall of the top ring is rotatably connected with a threaded sleeve, the surface of the sealing ring is fixedly connected with a screw, the screw is threadedly connected to the inner wall of the threaded sleeve, the surface of the connecting pipe is provided with a driving assembly, and the surface of the connecting pipe is provided with a protective assembly. Through the above components, the driving assembly can be utilized to make the threaded sleeve drive the screw and the sealing ring to move, thereby realizing the shielding and sealing of the medicine inlet, reducing the situation where impurities entering the medicine inlet cause blockage and affect the normal medicine feeding, and at the same time it can also play a role in clearing.

[0007] Preferably, the driving assembly includes a base, the base is fixedly connected to the surface of the connecting pipe, the surface of the base is fixedly connected to a motor, the output end of the motor is fixedly connected to a transmission head, the transmission head and the threaded sleeve are connected through a belt. Through the above components, when driving, the motor can be used, the motor drives the transmission head to rotate, and the transmission head cooperates with the belt to drive the threaded sleeve to rotate, thereby controlling the movement of the screw and the sealing ring, thereby improving ease of use.

[0008] Preferably, two sliding rods are fixedly connected to one side surface of the sealing ring, and the sliding rods are slidably connected to the inner wall of the top ring. Through the above components, when the sealing ring moves, the sliding rods can slide in the inner wall of the top ring, thereby improving stability.

[0009] Preferably, a circular ring is fixedly connected to the inner wall of the connecting tube, and the circular ring is passed through by the screw rod and the connecting tube. Through the above components, when unloading, the movement of the sealing ring can be controlled so that the sealing ring abuts against the surface of the circular ring, thereby achieving a sealing effect and facilitating unloading.

[0010] Preferably, the protective assembly includes a fixing ring, which is fixedly connected to one end of the connecting pipe, and an elastic sleeve is fixedly connected to one side surface of the fixing ring. Through the above components, when the screw and the sliding rod move outward, the screw and the sliding rod can push the elastic sleeve to extend, thereby playing a protective and dustproof role.

[0011] Preferably, one end of the screw rod is fixedly connected with a protective ring, and the protective ring is fixedly connected with the inner wall of the elastic sleeve. Through the above components, when the screw rod extrudes the elastic sleeve, the elastic sleeve can be extruded through the protective ring, thereby playing a role in protecting the elastic sleeve.

[0012] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0013] In the present utility model, by setting the auxiliary device, the particulate matter in the fluidized bed is effectively reduced from entering the chemical feeding port, the blockage and pollution inside the chemical feeding port are reduced, ensuring that the chemical feeding port is unobstructed when chemical feeding is required, reducing the accuracy and timeliness of chemical feeding affected by blockage, and reducing the frequency of cleaning and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional structural schematic diagram of the crystallization granulation fluidized bed proposed by the present utility model;

[0015] Figure 2 is a structural schematic diagram of the auxiliary device of the crystallization granulation fluidized bed proposed by the present utility model;

[0016] Figure 3 is a sectional structural schematic diagram of the auxiliary device of the crystallization granulation fluidized bed proposed by the present utility model;

[0017] Figure 4 is a partial structural schematic diagram of the auxiliary device of the crystallization granulation fluidized bed proposed by the present utility model;

[0018] Figure 5 is a partial structural schematic diagram of the auxiliary device of the crystallization granulation fluidized bed proposed by the present utility model.

[0019] LEGEND DESCRIPTION:

[0020] 1. Fluidized bed tank body; 2. Support; 3. Chemical feeding port; 4. Pipe orifice one; 5. Discharge port; 6. Auxiliary device; 61. Sealing ring; 62. Ring; 63. Connecting pipe; 64. Top ring; 65. Screw rod; 66. Driving assembly; 661. Motor; 662. Transmission head; 663. Base; 67. Protection assembly; 671. Fixed ring; 672. Elastic sleeve; 673. Protection ring; 68. Threaded sleeve; 69. Slide bar; 7. Pipe orifice two; 8. Bottom tank. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Please refer to Figures 1 - 5, the present utility model provides a technical solution: a crystallization granulation fluidized bed, which includes a fluidized bed tank body 1 and an auxiliary device 6. Brackets 2 are arranged on both sides of the fluidized bed tank body 1, a bottom tank 8 is arranged below the fluidized bed tank body 1, a first pipe orifice 4 and a second pipe orifice 7 are arranged on the surface of the fluidized bed tank body 1, a feeding port 5 is arranged above the fluidized bed tank body 1, and a medicine inlet 3 is arranged on one side of the fluidized bed tank body 1. The auxiliary device 6 is arranged on the surface of the medicine inlet 3.

[0022] Specifically, the auxiliary device 6 includes a connecting pipe 63. The connecting pipe 63 is fixedly connected to the surface of the medicine inlet 3 and is in communication with the medicine inlet 3. A sealing ring 61 is slidably connected to the inner walls of the connecting pipe 63 and the medicine inlet 3. A top ring 64 is fixedly connected to the surface of the connecting pipe 63. A threaded sleeve 68 is rotatably connected to the inner wall of the top ring 64. A screw rod 65 is fixedly connected to the surface of the sealing ring 61. The screw rod 65 is threadedly connected to the inner wall of the threaded sleeve 68. A driving assembly 66 is arranged on the surface of the connecting pipe 63, and a protective assembly 67 is arranged on the surface of the connecting pipe 63.

[0023] In this embodiment: The driving assembly 66 can be utilized to drive the threaded sleeve 68 to drive the screw rod 65 and the sealing ring 61 to move, so as to realize the shielding and sealing of the medicine inlet 3, reduce the situation that impurities enter the medicine inlet 3 and cause blockage, affecting the normal medicine feeding, and at the same time, it can also play a role in dredging.

[0024] Specifically, the driving assembly 66 includes a base 663. The base 663 is fixedly connected to the surface of the connecting pipe 63. A motor 661 is fixedly connected to the surface of the base 663. The output end of the motor 661 is fixedly connected to a transmission head 662. The transmission head 662 is in transmission connection with the threaded sleeve 68 through a belt.

[0025] In this embodiment: When driving, the motor 661 can be started. The motor 661 drives the transmission head 662 to rotate. The transmission head 662 cooperates with the belt to drive the threaded sleeve 68 to rotate, thereby controlling the movement of the screw rod 65 and the sealing ring 61, improving the ease of use.

[0026] Specifically, two sliding rods 69 are fixedly connected to one side surface of the sealing ring 61. The sliding rods 69 are slidably connected to the inner wall of the top ring 64. When the sealing ring 61 moves, the sliding rods 69 can slide in the inner wall of the top ring 64, thereby improving the stability.

[0027] Specifically, a circular ring 62 is fixedly connected to the inner wall of the connecting pipe 63. The screw rod 65 and the connecting pipe 63 pass through the circular ring 62.

[0028] In this embodiment: When feeding, the movement of the sealing ring 61 can be controlled to make the sealing ring 61 abut against the surface of the circular ring 62, so as to realize the sealing function and facilitate feeding.

[0029] Specifically, the protection component 67 includes a fixing ring 671. The fixing ring 671 is fixedly connected to one end of the connecting pipe 63. A resilient sleeve 672 is fixedly connected to one side surface of the fixing ring 671. When the screw rod 65 and the sliding rod 69 move outward, the screw rod 65 and the sliding rod 69 can push the resilient sleeve 672 to extend, thus playing a role in protecting against dust.

[0030] Specifically, a protection ring 673 is fixedly connected to one end of the screw rod 65. The protection ring 673 is fixedly connected to the inner wall of the resilient sleeve 672.

[0031] In this embodiment: When the screw rod 65 squeezes the resilient sleeve 672, it can squeeze the resilient sleeve 672 through the protection ring 673, thus playing a role in protecting the resilient sleeve 672.

[0032] Working principle: During use, seeds and chemicals are input through the feeding port 5 and the chemical inlet 3, causing a chemical reaction in the water. Subsequently, the reaction products adhere to the surface of the seeds. As the adhesion continues, the crystals gradually grow, and finally large particles of precipitate sink to the bottom tank 8. When adding chemicals, the motor 661 is turned on. The motor 661 drives the drive head 662 to rotate. The drive head 662 cooperates with the belt to drive the threaded sleeve 68 to rotate. Subsequently, the threaded sleeve 68 drives one end of the screw rod 65 and the sealing ring 61. The sealing ring 61 drives the sliding rod 69 to move. When the sealing ring 61 abuts against the circular ring 62, feeding can be carried out. For the feeding port 5, the motor 661 is turned on. The motor 661 and the drive head 662 drive the threaded sleeve 68 to rotate through the belt. The screw rod 65 can drive the sealing ring 61 to move. The sealing ring 61 can push the remaining chemicals and some impurities in the feed pipe into the tank body and seal the chemical inlet 3, reducing the phenomenon of blockage caused by impurities entering the chemical inlet 3.

Claims

1. A fluidized bed for crystallization and granulation, comprising a fluidized bed tank (1) and an auxiliary device (6), characterized in that: Brackets (2) are arranged on both sides of the fluidized bed tank body (1), a bottom tank (8) is arranged below the fluidized bed tank body (1), a pipe opening 1 (4) and a pipe opening 2 (7) are arranged on the surface of the fluidized bed tank body (1), a material discharge port (5) is arranged above the fluidized bed tank body (1), a drug inlet (3) is arranged on one side of the fluidized bed tank body (1), the auxiliary device (6) is arranged on the surface of the drug inlet (3), the auxiliary device (6) comprises a connecting pipe (63), the connecting pipe (63) is fixedly connected to the surface of the drug inlet (3), and the connecting pipe (63) is connected to the surface of the drug inlet (3). (63) is connected to the drug inlet (3), the inner wall of the connecting tube (63) and the drug inlet (3) is slidably connected with a sealing ring (61), the surface of the connecting tube (63) is fixedly connected with a top ring (64), the inner wall of the top ring (64) is rotatably connected with a threaded sleeve (68), the surface of the sealing ring (61) is fixedly connected with a screw (65), the screw (65) is threadedly connected to the inner wall of the threaded sleeve (68), the surface of the connecting tube (63) is provided with a driving component (66), and the surface of the connecting tube (63) is provided with a protective component (67).

2. The crystallization granulation fluidized bed according to claim 1, characterized in that: The driving assembly (66) comprises a base (663), the base (663) being fixedly connected to the surface of the connecting pipe (63), a motor (661) being fixedly connected to the surface of the base (663), a transmission head (662) being fixedly connected to the output end of the motor (661), and the transmission head (662) being transmission-connected to the threaded sleeve (68) via a belt.

3. The crystallization granulation fluidized bed according to claim 1, characterized in that: Two sliding rods (69) are fixedly connected to a surface of one side of the sealing ring (61), and the sliding rods (69) are slidably connected to the inner wall of the top ring (64).

4. The crystallization granulation fluidized bed according to claim 1, characterized in that: A circular ring (62) is fixedly connected to the inner wall of the connecting tube (63), and the circular ring (62) is used for the screw rod (65) and the connecting tube (63) to pass through.

5. The crystallization granulation fluidized bed according to claim 1, characterized in that: The protection component (67) comprises a fixing ring (671), the fixing ring (671) being fixedly connected to one end of the connecting pipe (63), and an elastic sleeve (672) being fixedly connected to a surface of one side of the fixing ring (671).

6. The crystallization granulation fluidized bed according to claim 5, characterized in that: A protective ring (673) is fixedly connected to one end of the screw rod (65), and the protective ring (673) is fixedly connected to the inner wall of the elastic sleeve (672).

Images