Water heavy metal removal device

Abstract

The utility model discloses a device for removing heavy metals in water, which relates to the technical field of wastewater treatment and comprises a treatment barrel and a water inlet pipe fixedly arranged on the peripheral surface of the top end of the treatment barrel, and further comprises a separating and filtering unit and an impurity discharging unit which are arranged on the treatment barrel, the separating and filtering unit comprises a supporting ring, a filtering plate, an isolating cylinder and a drainage pipe; the supporting ring is fixedly arranged on the inner wall of the middle end of the treatment barrel; the impurity discharging unit comprises a material collecting pipe, an inclined discharging box, a vertical rotating shaft, a spiral blade and a rotating disc. According to the utility model, sundries causing blockage can roll and fall on the hollow circular truncated cone-shaped filter plate and finally accumulate in the isolation cylinder in a concentrated manner, and water can roll on the inner wall of the slope surface of the filter plate and fall to the outer parts of the filter plate and the isolation cylinder through the filter holes; the water finally reaching the bottom end in the treatment barrel can be independently drained to the outside through the drainage pipe at the edge of the bottom surface of the treatment barrel, and the equipment is simple and convenient to separate impurities from the water.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater treatment technical field especially relates to a water quality heavy metal removal device. BACKGROUND

[0002] In wastewater treatment, ion reduction method is to use some easily obtained reducing agent to reduce heavy metals in water body to form compounds with no pollution or lighter pollution, so as to reduce the migration and bioavailability of heavy metals in water body, and alleviate the pollution of heavy metals to water body. The device for removing heavy metals by ion reduction directly mixes the reducing agent with wastewater for treatment. However, the reducing agent and wastewater are not uniformly mixed, the reduction effect is poor, and the wastewater and reducing agent are transported by a single pipeline. When the pipeline is blocked or other faults occur, it will directly affect the wastewater heavy metal treatment work.

[0003] Publication (announcement) No. CN209024257U discloses a water quality heavy metal removal device, which comprises a support frame, a water inlet pipe and a drain pipe fixedly installed on the both sides of the upper end of the support frame, a water inlet connection flange arranged outside the water inlet of the water inlet pipe, a drain connection flange arranged outside the drain outlet of the drain pipe, and a plurality of connecting branch pipes uniformly connected between the water inlet pipe and the drain pipe. The water quality heavy metal removal device has the advantages that: the reducing agent flow control valve and the wastewater flow control valve are arranged respectively, the mixing ratio of wastewater and reducing agent in each connecting branch pipe can be reasonably controlled, the connecting branch pipe and the reducing agent conveying pipe are provided with multiple groups, when a certain connecting branch pipe or reducing agent conveying pipe is blocked or other faults occur, the corresponding wastewater flow control valve and reducing agent flow control valve can be closed, and the other groups of reducing agent conveying pipes and connecting branch pipes can be normally used, so as to ensure the normal operation of the wastewater heavy metal removal work, the structure is simple, and the wastewater treatment effect is guaranteed.

[0004] The above scheme can ensure the normal operation of the wastewater heavy metal removal work, but it is difficult to separate and concentrate the blocking sundries from the water body. Therefore, the water quality heavy metal removal device is proposed. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a water quality heavy metal removal device, which solves the problem of difficult separation and concentration of blocking sundries from the water body by the separation and filtration unit and the sundry removal unit.

[0006] To solve the above technical problems, the utility model is realized by the following technical scheme: a water quality heavy metal removal device, which comprises a treatment barrel and a water inlet pipe fixedly arranged on the outer peripheral surface of the top end of the treatment barrel, and further comprises a separation and filtration unit and a sundry removal unit arranged on the treatment barrel.

[0007] The separation filtering unit comprises a supporting ring, a filter plate, an isolation cylinder and a drain pipe, the supporting ring is fixedly arranged on the inner wall of the middle end of the processing barrel, the filter plate is in a hollow circular truncated cone shape, the top end with a larger diameter is connected with the bottom end of the supporting ring, and filter holes are arranged on the slope surface of the filter plate, the isolation cylinder is fixedly arranged between the bottom end of the filter plate and the center of the inner bottom surface of the processing barrel, and the drain pipe is fixedly arranged at the edge of the bottom surface of the processing barrel.

[0008] The impurity removal unit comprises a collecting pipe, an inclined discharge box, a vertical rotating shaft, a spiral blade and a rotating disc, the collecting pipe is embeddedly fixed at the center of the top surface of the processing barrel and extends into the filter plate, the collecting pipe is located directly above the isolation cylinder, the inclined discharge box is fixedly arranged at the top end of the collecting pipe, the vertical rotating shaft is fixedly installed at the center of the bottom surface of the processing barrel through a bearing, the vertical rotating shaft extends to the high position inside the inclined discharge box by penetrating through the isolation cylinder and the collecting pipe in sequence, the spiral blade is woundly arranged on the outer circumferential surface of the vertical rotating shaft and is located inside the isolation cylinder and the collecting pipe, and the rotating disc is fixedly arranged at the bottom end of the vertical rotating shaft.

[0009] Preferably, the drain pipe and the isolation cylinder are arranged in parallel with each other.

[0010] Preferably, the isolation cylinder and the collecting pipe are arranged perpendicularly with the water inlet pipe.

[0011] Preferably, a reducing agent adding pipe is fixedly arranged on the top surface of the processing barrel, and an adjusting valve is arranged on the reducing agent adding pipe.

[0012] Preferably, supporting legs are fixedly arranged at the corners of the bottom surface of the processing barrel.

[0013] Preferably, the supporting legs are arranged in an equidistant circumferential array and the number of the supporting legs is three.

[0014] Compared with the prior art, the water quality heavy metal removal device has the following beneficial effects:

[0015] 1. In the utility model, after the separation filtering unit is arranged, the blocked impurities can roll down on the filter plate in a hollow circular truncated cone shape and finally accumulate in the isolation cylinder after the processing water and the reducing agent are introduced into the processing barrel for reaction, the water body can fall outside the filter plate and the isolation cylinder through the filter holes when rolling on the inner wall of the slope surface of the filter plate, and finally the water body at the bottom end of the processing barrel can be independently discharged to the outside through the drain pipe at the edge of the bottom surface of the processing barrel, the maximum impurity accumulation amount can be increased by the slope inner wall of the filter plate in a hollow circular truncated cone shape, and the separation of the impurities and the water body is simple.

[0016] 2. The utility model discloses a set up the miscellaneous unit, through the holding carousel can control vertical pivot rotation on the processing bucket and the material collecting pipe, and the spiral blade that is arranged on the outer circumferential surface of vertical pivot and is located the inside of isolation cylinder and material collecting pipe is driven by vertical pivot and can push the sundries that is accumulated in the isolation cylinder to promote to the inside of material collecting pipe, and the sundries push promotion can finally reach the high place in the inclined discharge box, and the sundries can again roll down from the inclined discharge box with the help of gravity, and the sundries are finally arranged and are guided to the outside and complete the cleaning operation, and the equipment is convenient and easy to use and saves the effort to the sundries concentrated removal operation. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be to the embodiment described the need to use the drawing makes a simple introduction, obviously, the following description in the drawing only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0018] Figure 1 It is the overall structure schematic diagram of a water quality heavy metal removal device of the utility model;

[0019] Figure 2 It is the overhead structure schematic diagram of a water quality heavy metal removal device of the utility model;

[0020] Figure 3 It is the utility model Figure 2 It is the overhead structure schematic diagram of a water quality heavy metal removal device of the utility model;

[0021] Figure 4 It is the overhead structure schematic diagram of a water quality heavy metal removal device of the utility model.

[0022] In the drawing, the component list that each sign represents is as follows:

[0023] 1, processing bucket;

[0024] 2, inlet pipe;

[0025] 3, separation filter unit;301, support ring;302, filter plate;303, isolation cylinder;304, drain pipe;

[0026] 4, miscellaneous unit;401, material collecting pipe;402, inclined discharge box;403, vertical pivot;404, spiral blade;405, carousel;

[0027] 5, reducing agent adding pipe;

[0028] 6, supporting leg. DETAILED DESCRIPTION

[0029] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0030] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0031] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; it may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0032] Example 1

[0033] like Figure 1 、 Figure 3 as well as Figure 4 As shown, a water heavy metal removal device includes a treatment barrel 1 and a water inlet pipe 2 fixedly arranged on the outer peripheral surface of the top of the treatment barrel 1, and further includes: a separation and filtration unit 3 and an impurity removal unit 4 arranged on the treatment barrel 1;

[0034] The separation and filtration unit 3 includes a support ring 301, a filter plate 302, an isolation cylinder 303, and a drain pipe 304. The support ring 301 is fixedly mounted on the inner wall of the middle end of the treatment barrel 1. The filter plate 302 is hollow and conical, and its top end with a larger diameter is connected to the bottom end of the support ring 301. Filter holes are formed on the slope of the filter plate 302. The isolation cylinder 303 is fixedly mounted between the bottom end of the filter plate 302 and the center of the bottom surface of the treatment barrel 1. The drain pipe 304 is fixedly mounted at the edge of the bottom surface of the treatment barrel 1.

[0035] The impurity discharging unit 4 comprises a collecting pipe 401, an inclined discharging box 402, a vertical rotating shaft 403, a spiral blade 404 and a rotating disc 405. The collecting pipe 401 is embedded and fixed at the center of the top surface of the processing barrel 1 and extends into the filter plate 302, and the collecting pipe 401 is located directly above the isolation cylinder 303. The inclined discharging box 402 is fixedly arranged at the top end of the collecting pipe 401. The vertical rotating shaft 403 is fixedly installed at the center of the bottom surface of the processing barrel 1 through a bearing, and sequentially penetrates through the isolation cylinder 303 and the collecting pipe 401 and extends to the high position inside the inclined discharging box 402. The spiral blade 404 is arranged on the outer circumferential surface of the vertical rotating shaft 403 and is located inside the isolation cylinder 303 and the collecting pipe 401. The rotating disc 405 is fixedly arranged at the bottom end of the vertical rotating shaft 403.

[0036] Further, the drain pipe 304 is arranged in parallel with the isolation cylinder 303.

[0037] Further, a reducing agent adding pipe 5 is fixedly arranged on the top surface of the processing barrel 1, and an adjusting valve is arranged on the reducing agent adding pipe 5.

[0038] Further, a supporting leg 6 is fixedly arranged at the corner of the bottom surface of the processing barrel 1.

[0039] Further, the supporting leg 6 is arranged in three and is distributed in equidistant circumferential array.

[0040] The separation and filtration unit 3 makes it simple for the device to separate the impurities and the water body.

[0041] Embodiment two

[0042] As shown in Figure 1 , Figure 2 and Figure 3 , a water quality heavy metal removal device comprises a processing barrel 1 and a water inlet pipe 2 fixedly arranged on the outer circumferential surface of the top end of the processing barrel 1, and further comprises a separation and filtration unit 3 and an impurity discharging unit 4 arranged on the processing barrel 1.

[0043] The separation and filtration unit 3 comprises a supporting ring 301, a filter plate 302, an isolation cylinder 303 and a drain pipe 304. The supporting ring 301 is fixedly arranged on the inner wall of the middle end of the processing barrel 1. The filter plate 302 is in a hollow circular truncated cone shape, the top end with a larger diameter is connected with the bottom end of the supporting ring 301, and a filter hole is arranged on the slope surface of the filter plate 302. The isolation cylinder 303 is fixedly arranged between the bottom end of the filter plate 302 and the center of the inner bottom surface of the processing barrel 1. The drain pipe 304 is fixedly arranged at the edge of the bottom surface of the processing barrel 1.

[0044] The impurity removal unit 4 includes a collecting pipe 401, an inclined discharge box 402, a vertical rotating shaft 403, a spiral blade 404 and a turntable 405. The collecting pipe 401 is embedded and fixed at the center of the top surface of the processing barrel 1 and extends into the filter plate 302, and the collecting pipe 401 is located directly above the isolation cylinder 303. The inclined discharge box 402 is fixedly set at the top of the collecting pipe 401. The vertical rotating shaft 403 is fixedly installed at the center of the bottom surface of the processing barrel 1 through a bearing, and the vertical rotating shaft 403 sequentially passes through the isolation cylinder 303 and the collecting pipe 401 and extends to a high point inside the inclined discharge box 402. The spiral blade 404 is wound around the outer circumference of the vertical rotating shaft 403 and is located on the inner side of the isolation cylinder 303 and the collecting pipe 401. The turntable 405 is fixedly set at the bottom end of the vertical rotating shaft 403.

[0045] Furthermore, the isolation cylinder 303 and the collecting pipe 401 are both arranged perpendicular to the water inlet pipe 2 .

[0046] Furthermore, a reducing agent adding pipe 5 is fixedly provided on the top surface of the processing barrel 1 , and a regulating valve is provided on the reducing agent adding pipe 5 .

[0047] Furthermore, supporting feet 6 are fixedly provided at the corners of the bottom surface of the processing barrel 1 .

[0048] Furthermore, there are three supporting legs 6 in total and they are distributed in an equidistant circular array.

[0049] The debris removal unit 4 makes it easy and labor-saving to remove debris in a centralized manner.

[0050] The following is the working principle of the utility model:

[0051] After the treated water and the reducing agent are introduced into the treatment barrel 1 for reaction, the blocked debris rolls down on the hollow cone-shaped filter plate 302 and finally accumulates in the isolation cylinder 303. When the water rolls on the inner wall of the slope of the filter plate 302, it will pass through the filter holes and fall to the outside of the filter plate 302 and the isolation cylinder 303. The water that finally reaches the bottom of the treatment barrel 1 is drained to the outside separately through the drain pipe 304 at the bottom edge of the treatment barrel 1. The vertical rotating shaft 40 is controlled by holding the turntable 405. The spiral blade 404, which is wound around the outer circumference of the vertical shaft 403 and located inside the isolation cylinder 303 and the collection pipe 401, rotates on the processing barrel 1 and the collection pipe 401. The spiral blade 404 is driven by the vertical shaft 403 to push and lift the debris accumulated in the isolation cylinder 303 into the collection pipe 401. The debris is pushed and lifted and finally reaches a high position inside the inclined discharge box 402. The debris then rolls down from the inclined discharge box 402 due to gravity and is finally discharged to the outside, completing the cleaning operation.

[0052] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A device for removing heavy metals from water, comprising a treatment barrel (1) and a water inlet pipe (2) fixedly arranged on the outer peripheral surface of the top end of the treatment barrel (1), characterized in that: Also includes: A separation and filtration unit (3) and an impurity removal unit (4) are arranged on the processing barrel (1); The separation and filtration unit (3) comprises a support ring (301), a filter plate (302), an isolation cylinder (303) and a drainage pipe (304); the support ring (301) is fixedly arranged on the inner wall of the middle end of the treatment barrel (1); the filter plate (302) is in the shape of a hollow truncated cone and its top end with a larger diameter is connected to the bottom end of the support ring (301); and filter holes are provided on the slope of the filter plate (302); the isolation cylinder (303) is fixedly arranged between the bottom end of the filter plate (302) and the center of the inner bottom surface of the treatment barrel (1); and the drainage pipe (304) is fixedly arranged at the edge of the bottom surface of the treatment barrel (1); The impurity removal unit (4) comprises a collecting pipe (401), an inclined discharge box (402), a vertical rotating shaft (403), a spiral blade (404) and a rotating disk (405); the collecting pipe (401) is embedded and fixed at the center of the top surface of the processing barrel (1) and extends into the filter plate (302); the collecting pipe (401) is located directly above the isolation cylinder (303); the inclined discharge box (402) is fixedly arranged at the top of the collecting pipe (401); the vertical rotating shaft (403) is fixedly mounted at the center of the bottom surface of the processing barrel (1) through a bearing, and the vertical rotating shaft (403) sequentially passes through the isolation cylinder (303) and the collecting pipe (401) and extends to a high point inside the inclined discharge box (402). The spiral blade (404) is wound around the outer peripheral surface of the vertical rotating shaft (403) and is located inside the isolation cylinder (303) and the collecting pipe (401). The turntable (405) is fixedly mounted at the bottom end of the vertical rotating shaft (403).

2. The device for removing heavy metals from water according to claim 1, characterized in that: The drainage pipe (304) and the isolation cylinder (303) are arranged parallel to each other.

3. The device for removing heavy metals from water according to claim 1, characterized in that: The isolation cylinder (303) and the collecting pipe (401) are both arranged perpendicularly to the water inlet pipe (2).

4. The device for removing heavy metals from water according to claim 1, characterized in that: A reducing agent adding pipe (5) is fixedly provided on the top surface of the treatment barrel (1), and a regulating valve is provided on the reducing agent adding pipe (5).

5. The device for removing heavy metals from water according to claim 1, characterized in that: Supporting feet (6) are fixedly provided at the corners of the bottom surface of the processing barrel (1).

6. The device for removing heavy metals from water according to claim 5, characterized in that: The supporting legs (6) are provided with three in total and are distributed in an equidistant circular array.

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