Circulating wastewater membrane treatment equipment

Abstract

The utility model relates to the field of waste water membrane treatment, and discloses circulating type waste water membrane treatment equipment which comprises a treatment barrel, a membrane assembly is arranged in the treatment barrel, a converging ring is arranged in the treatment barrel, a spiral plate is fixedly connected to the inner wall of the converging ring, and flow dividing holes are formed in the surface of the spiral plate in a penetrating mode. A gear ring is rotatably connected to the inner wall of the treatment barrel, a mounting plate is fixedly connected to the outer wall of the treatment barrel, a motor is fixedly connected to the top of the mounting plate, a rotating shaft is fixedly connected to the output end of the motor, and a gear is fixedly connected to the outer wall of the rotating shaft. According to the utility model, by arranging the structures such as the converging ring, the spiral plate and the shunting holes, the wastewater is sheared and shunted when being circularly filtered, and meanwhile, larger impurities contained in the wastewater can be thrown to the bottom of the converging ring, so that the membrane component can maintain higher filtering flux and stable filtering speed when being used for filtering the wastewater.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of wastewater membrane treatment, especially to a circulating wastewater membrane treatment equipment. BACKGROUND

[0002] Circulating wastewater membrane treatment is a method for treating wastewater by using membrane separation technology, and its core is to filter and separate suspended solids and dissolved substances in wastewater by using membrane materials to achieve the purpose of purifying water quality. Common membrane separation technologies include ultrafiltration, nanofiltration and reverse osmosis.

[0003] After searching, the Chinese patent publication No. CN222159849U discloses an electroplating wastewater recycling application membrane treatment equipment. By providing a clamping device at one end of the lifting plate and a sealing device at the other end of the lifting plate, when the filter membrane needs to be replaced or cleaned, the sealing connection ring is separated from the sealing ring, the sealing connection ring cancels the sealing connection of the membrane sleeve and the filter column, and then the control device is used to control the operation of the electric telescopic rod in the lifting plate, so that the electric telescopic rod drives the clamping plate to lift and lower, the clamping plate drives the membrane sleeve to move up and down, the membrane sleeve is separated from the filter column, and the filter column and the filter membrane are leaked out, which facilitates the cleaning of the filter membrane and the filter tank.

[0004] In the above technical solution, the electric push rod and the clamping plate are used to facilitate the replacement of the filter membrane. However, when the filter membrane filters wastewater, the inability to shear and separate the wastewater will cause the membrane to be more polluted, reduce the filtering effect, and increase the operating cost of the equipment. Therefore, a circulating wastewater membrane treatment equipment is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a circulating wastewater membrane treatment equipment, which aims to improve the problem that the existing circulating wastewater membrane treatment equipment cannot provide shear and separation before the wastewater contacts the membrane assembly, causing the membrane to be more polluted and reducing the filtering effect.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a circulating wastewater membrane treatment equipment, comprising a treatment barrel, a membrane assembly is arranged inside the treatment barrel, a convergence ring is arranged inside the treatment barrel, a spiral plate is fixedly connected to the inner wall of the convergence ring, a shunt hole is formed through the surface of the spiral plate, a tooth ring is rotatably connected to the inner wall of the treatment barrel, an installation plate is fixedly connected to the outer wall of the treatment barrel, an electric motor is fixedly connected to the top of the installation plate, a rotating shaft is fixedly connected to the output end of the electric motor, a gear is fixedly connected to the outer wall of the rotating shaft, a hanging hole is formed through the surface of the tooth ring, a hanging rod is fixedly connected to the outer wall of the convergence ring, a filter plate is arranged at the bottom of the convergence ring, and a positioning assembly is arranged on the surface of the membrane assembly.

[0007] As a further description of the above technical solutions:

[0008] The gear is engaged with the tooth ring, and the tooth ring is sleeved on the outer wall of the converging ring.

[0009] As a further description of the above technical solutions:

[0010] The outer wall of the hanging rod is matched with the inner wall of the hanging hole.

[0011] As a further description of the above technical solutions:

[0012] The positioning assembly comprises a positioning rod, and the inner wall of the treatment barrel is provided with a positioning hole.

[0013] As a further description of the above technical solutions:

[0014] The top end of the positioning rod is fixedly connected with the bottom of the membrane assembly, and the outer wall of the positioning rod is inserted into the inner wall of the positioning hole.

[0015] As a further description of the above technical solutions:

[0016] The bottom of the converging ring is provided with an embedding groove, the inner wall of the embedding groove is fixedly connected with a magnetic sheet, and the side wall of the magnetic sheet is magnetically connected with a magnetic block.

[0017] As a further description of the above technical solutions:

[0018] The outer wall of the magnetic block is matched with the inner wall of the embedding groove.

[0019] As a further description of the above technical solutions:

[0020] The end of the magnetic block, which is away from the magnetic sheet, is fixedly connected with the upper surface of the filter plate.

[0021] The utility model has the advantages of the following:

[0022] 1、The utility model discloses a converging ring, spiral plate, shunt hole, motor, tooth ring, gear, filter plate and positioning assembly cooperate to shear and shunt when filtering waste water, and the larger impurities in the waste water are thrown to the bottom of the converging ring, so that the membrane assembly can maintain a higher filtration flux and stable filtration speed when filtering the waste water.

[0023] 2、The utility model discloses a filter plate, magnetic sheet, magnetic block and embedding groove cooperate to quickly disassemble and assemble the converging ring, conveniently clean the impurities accumulated in the converging ring, and improve the subsequent filtering effect. DRAWINGS

[0024] Figure 1A kind of main body structure cross section right view schematic diagram of the circulating wastewater membrane treatment equipment of the utility model is proposed;

[0025] Figure 2 A kind of main body structure cross section left view schematic diagram of the circulating wastewater membrane treatment equipment of the utility model is proposed;

[0026] Figure 3 A kind of main body structure cross section schematic diagram of the circulating wastewater membrane treatment equipment of the utility model is proposed;

[0027] Figure 4 A kind of main body structure of the circulating wastewater membrane treatment equipment of the utility model is proposed Figure 3 A area amplification schematic diagram in the middle;

[0028] Figure 5 A kind of main body structure of the circulating wastewater membrane treatment equipment of the utility model is proposed partial mechanism separates the schematic diagram of top view.

[0029] Legend:

[0030] 1, processing barrel;2, membrane module;3, convergence ring;4, spiral plate;5, shunt hole;6, gear ring;7, gear;8, rotating shaft;9, motor;10, mounting plate;11, hanging hole;12, hanging rod;13, positioning rod;14, positioning hole;15, filter plate;16, embedded slot;17, magnetic sheet;18, magnetic block. Specific embodiments

[0031] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model below, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor are within the scope of the protection of the utility model.

[0032] Refer to Figure 1 - Figure 3The utility model provides a kind of embodiment: a kind of circulating wastewater membrane treatment equipment, including processing bucket 1, the top of processing bucket 1 is fixed bucket cover by flange, be provided with a group of liquid inlet pipe on bucket cover, top still be provided with a group of circulation pipe, the bottom of processing bucket 1 is provided with drain pipe, the bottom end of rotating pipe is connected with drain pipe inside, can be filtered in cycle when wastewater is treated, the inside of processing bucket 1 is provided with membrane module 2, membrane module is formed by a plurality of ceramic nanofiltration membranes by mounting bracket 2, can filter wastewater, the inside of processing bucket 1 is provided with convergence ring 3, the inner wall of convergence ring 3 is fixedly connected with spiral plate 4, split hole 5 is penetrated on the surface of spiral plate 4, the inner wall of processing bucket 1 is rotatably connected with gear ring 6, the inner wall of processing bucket 1 is provided with annular ring, annular ring is at the bottom of gear ring 6 and provides support force to it, gear ring 6 can rotate on the surface of annular ring, the outer wall of processing bucket 1 is fixedly connected with mounting plate 10, the top of mounting plate 10 is fixedly connected with motor 9, the output end of motor 9 is fixedly connected with rotating shaft 8, the outer wall of rotating shaft 8 is fixedly connected with gear 7, the surface of gear ring 6 is penetrated with hanging hole 11, the outer wall of convergence ring 3 is fixedly connected with hanging rod 12, hanging hole 11 and hanging rod 12 are provided with two groups respectively, and two groups of hanging hole 11 and hanging rod 12 are mirror image setting with the central axis of convergence ring 3 as symmetry axis, the bottom of convergence ring 3 is provided with filter plate 15, the surface of membrane module 2 is provided with positioning assembly.

[0033] Refer to Figure 3 - Figure 5 Gear 7 is engaged with gear ring 6, the surface of processing bucket 1 is provided with notch for gear ring 6 gear 7 engagement, since wastewater can enter the bottom end of processing bucket 1 through convergence ring 3, so wastewater will not overflow through notch, gear ring 6 is set on the outer wall of convergence ring 3, the outer wall of hanging rod 12 is matched with the inner wall of hanging hole 11, positioning assembly includes positioning rod 13, the inner wall of processing bucket 1 is provided with positioning hole 14, the top end of positioning rod 13 is fixedly connected with the bottom of membrane module 2, the outer wall of positioning rod 13 is inserted with the inner wall of positioning hole 14, positioning rod 13 and positioning hole 14 are provided with three groups respectively, positioning rod 13 is inserted into corresponding positioning hole 14 to form triangle, which can increase the stability of membrane module 2 fixed in the inside of processing bucket 1.

[0034] Refer to Figure 5 The bottom of convergence ring 3 is provided with embedding groove 16, the inner wall of embedding groove 16 is fixedly connected with magnetic sheet 17, the side wall of magnetic sheet 17 is magnetically connected with magnetic block 18, the outer wall of magnetic block 18 is matched with the inner wall of embedding groove 16, the end away from magnetic sheet 17 of magnetic block 18 is fixedly connected with the upper surface of filter plate 15.

[0035] Working principle: the wastewater flows into the inside of the gathering ring 3 through the liquid inlet pipe, the wastewater flows down along the spiral plate 4, when flowing, the several groups of component flow holes 5 shear the wastewater to make it disperse and flow down uniformly, at the same time, the motor 9 drives the rotating shaft 8 to rotate forward and backward reciprocatingly, through the meshing of the gear 7 and the tooth ring 6, the gathering ring 3 can rotate left and right in the treatment barrel 1, so that the impurities contained in the wastewater are forced to be thrown to the bottom of the gathering ring 3, the filter plate 15 provides preliminary filtration for the wastewater, then the wastewater is filtered through the membrane assembly 2, through the circulating pipe, the filtered wastewater can enter the treatment barrel 1 again, finally, the barrel cover is removed, since the top part of the circulating pipe is a telescopic pipe, after the barrel cover is removed, the gathering ring 3 is pulled upward by hands until the hanging rod 12 is completely separated from the hanging hole 11, the filter plate 15 is forced to make the magnetic block 18 separate from the magnetic sheet 17, then the opening at the bottom of the gathering ring 3 is opened, the gathering ring 3 inside is flushed, the impurities accumulated at the bottom of the gathering ring 3 can be flushed out, the impurities on the surface of the spiral plate 4 can also be discharged along the track of the spiral plate 4, after the membrane assembly 2 is forced to make the positioning rod 13 separate from the positioning hole 14, the ceramic nanofiltration membrane in the membrane assembly 2 is replaced, and the wastewater treatment effect is improved.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A circulating wastewater membrane treatment device, comprising a treatment tank (1), wherein a membrane module (2) is disposed inside the treatment tank (1), characterized in that: The processing tank (1) is provided with a converging ring (3) inside. A spiral plate (4) is fixedly connected to the inner wall of the converging ring (3). A diversion hole (5) is opened through the surface of the spiral plate (4). A toothed ring (6) is rotatably connected to the inner wall of the processing tank (1). An installation plate (10) is fixedly connected to the outer wall of the processing tank (1). A motor (9) is fixedly connected to the top of the installation plate (10). A rotating shaft (8) is fixedly connected to the output end of the motor (9). A gear (7) is fixedly connected to the outer wall of the rotating shaft (8). A hanging hole (11) is opened through the surface of the toothed ring (6). A hanging rod (12) is fixedly connected to the outer wall of the converging ring (3). A filter plate (15) is provided at the bottom of the converging ring (3). A positioning component is provided on the surface of the membrane module (2).

2. The circulating wastewater membrane treatment equipment according to claim 1, characterized in that: The gear (7) meshes with the toothed ring (6), which is sleeved on the outer wall of the converging ring (3).

3. The circulating wastewater membrane treatment equipment according to claim 1, characterized in that: The outer wall of the hanging rod (12) is adapted to the inner wall of the hanging hole (11).

4. The circulating wastewater membrane treatment equipment according to claim 1, characterized in that: The positioning component includes a positioning rod (13), and the inner wall of the processing barrel (1) is provided with a positioning hole (14).

5. The circulating wastewater membrane treatment equipment according to claim 4, characterized in that: The top end of the positioning rod (13) is fixedly connected to the bottom of the membrane assembly (2), and the outer wall of the positioning rod (13) is inserted into the inner wall of the positioning hole (14).

6. The circulating wastewater membrane treatment equipment according to claim 1, characterized in that: The bottom of the converging ring (3) is provided with an embedding groove (16), and a magnetic sheet (17) is fixedly connected to the inner wall of the embedding groove (16). A magnetic block (18) is magnetically connected to the side wall of the magnetic sheet (17).

7. A circulating wastewater membrane treatment device according to claim 6, characterized in that: The outer wall of the magnetic block (18) is adapted to the inner wall of the embedding groove (16).

8. A circulating wastewater membrane treatment device according to claim 6, characterized in that: The end of the magnetic block (18) away from the magnetic sheet (17) is fixedly connected to the upper surface of the filter plate (15).

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