Flocculating agent feeding device for stacked spiral sludge dewatering machine

Abstract

The utility model discloses a flocculant feeding device for a stacked screw type sludge dewatering machine, which comprises a processing unit, the processing unit comprises a base, one side of the upper surface of the base is fixedly connected with a flocculation box, the other side of the upper surface of the base is fixedly connected with the sludge dewatering machine, and the flocculation box is connected with the sludge dewatering machine through a pipeline; a cover plate is arranged on the upper surface of the flocculation box, a stirring assembly is arranged in the middle of the upper surface of the cover plate, a fixing box is fixedly connected to one side of the upper surface of the cover plate, a spiral feeder is fixedly connected to the interior of the fixing box, and a mixing assembly is arranged on the upper portion of the inner wall of one side of the flocculation box. According to the chemical mixing device, the spiral feeder is arranged to conveniently convey chemicals, the mixing component is arranged to conveniently mix the chemicals at any time, and the mixing components drive sewage to flow to drive the first mixing and stirring wheel to mix the chemicals, so that the size of the device is reduced, and the processing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge treatment, in particular to a flocculant feeding device for a screw stack type sludge dewatering machine. Background Art

[0002] In industrial production, sewage treatment is one of the main environmental issues. After sedimentation treatment, sewage will produce a large amount of sludge. Even after concentration and digestion treatment, the water content is relatively high, resulting in a large volume and difficult to dispose of. It must be dehydrated to increase the solid content of the mud cake to reduce the floor space occupied by the sludge. Currently, common sludge dewatering machines include plate and frame sludge dewatering machines, belt sludge dewatering machines and screw stacking sludge dewatering machines. The screw stacking sludge dewatering machine is widely used in sewage treatment in municipal, petrochemical, light industry, chemical fiber, papermaking and other industries.

[0003] When using the screw-type sludge dewatering machine, flocculants need to be added to improve the solidification of the sludge. However, when adding, the agent needs to be mixed externally and then put into the box. The process is relatively cumbersome and the volume is large, and the agent is prone to uneven mixing during the input process. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract and title of the utility model to avoid obscuring the purpose of this section, the abstract and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the present invention.

[0005] In view of the above-mentioned problems existing in the existing flocculant feeding device for a screw stack type sludge dewatering machine, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a flocculant feeding device for a screw stack sludge dewatering machine, which is designed to solve the problem that "the screw stack sludge dewatering machine needs to add flocculants to improve the solidification of the sludge during use, but when adding, the agent needs to be mixed externally and then put into the box. The process is relatively cumbersome and the volume is large, and the agent is prone to uneven mixing during the input process."

[0007] In order to solve the above technical problems, the present invention provides the following technical solutions: a flocculant feeding device for a screw stack sludge dewatering machine, comprising:

[0008] The processing unit includes a base, one side of the upper surface of the base is fixedly connected to a coagulation box, the other side of the upper surface of the base is fixedly connected to a sludge dewatering machine, the coagulation box and the sludge dewatering machine are connected by a pipeline, the upper surface of the coagulation box is provided with a cover plate, the middle part of the upper surface of the cover plate is provided with a stirring assembly, one side of the upper surface of the cover plate is fixedly connected to a fixing box, the interior of the fixing box is fixedly connected to a spiral feeder, a mixing assembly is provided on the upper part of the inner wall of one side of the coagulation box, and the middle part of the inner bottom wall of the coagulation box is fixedly connected to a sewage pipe.

[0009] As a preferred solution of the flocculant feeding device for a screw-stacked sludge dewatering machine described in the utility model, one side of the lower surface of the fixed box and one side of the upper surface of the cover plate are both provided with through grooves, the outlet of the screw feeder is arranged at the upper part of the through groove, and the inlet of the mixing assembly is arranged at the lower part of the through groove.

[0010] As a preferred solution of the flocculant feeding device for a spiral-stacked sludge dewatering machine described in the utility model, the mixing assembly includes a mixing tank, the outer surface of the mixing tank is fixedly connected to the upper part of the inner wall of one side of the flocculation box, the outer surface of one side of the mixing tank is fixedly connected to a water inlet pipe, the water inlet pipe passes through the outer surface of the flocculation box, the middle part of the inner bottom wall of the mixing tank is rotatably connected to a first stirring wheel, and one side of the inner bottom wall of the mixing tank is fixedly connected to a water outlet pipe.

[0011] As a preferred solution of the flocculant feeding device for a screw-type sludge dewatering machine described in the utility model, the first stirring wheel is divided into two sections, an upper section and an lower section, a rotating part is provided in the middle of the first stirring wheel, and a second stirring wheel is provided on one side of the inner bottom wall of the flocculation box.

[0012] As a preferred solution of the flocculant feeding device for a spiral-stacked sludge dewatering machine described in the utility model, a funnel is fixedly connected to one side of the upper surface of the spiral feeder, and the outer surfaces of the funnel and the water inlet pipe are fixedly connected to solenoid valves, and the outer surfaces of the sewage pipe and the outlet pipe are also provided with solenoid valves.

[0013] As a preferred solution of the flocculant feeding device for a spiral-stacked sludge dewatering machine described in the utility model, the stirring assembly includes a driving motor, the outer surface of the driving motor is fixedly connected to the middle part of the upper surface of the cover plate, the output end of the driving motor is fixedly connected to a stirring rod, the outer surface of the stirring rod is fixedly connected to a stirring blade, and the lower end of the stirring rod passes through the outer surface of the cover plate.

[0014] Beneficial effects of the utility model:

[0015] The setting of the spiral feeder makes it convenient to transport the medicine, and the setting of the mixing component makes it convenient to mix the medicine at any time. The mixed medicine drives the sewage to flow through the stirring component and then drives the first mixing and stirring wheel to mix the medicine, which reduces external equipment, reduces the volume of the equipment, and improves processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work. Among them:

[0017] Figure 1 This is a three-dimensional diagram of a flocculant feeding device for a screw-type sludge dewatering machine proposed in the utility model;

[0018] Figure 2 for Figure 1 Cross-sectional view of the flocculant box;

[0019] Figure 3 for Figure 1 Schematic diagram of the hybrid components.

[0020] In the figure: 100, processing unit; 101, base; 102, flocculation box; 103, sludge dewatering machine; 104, cover plate; 105, stirring assembly; 105a, drive motor; 105b, stirring rod; 105c, stirring blade; 106, fixing box; 107, screw feeder; 108, funnel; 109, mixing assembly; 109a, mixing tank; 109b, water inlet pipe; 109c, first stirring wheel; 109d, water outlet pipe; 110, second stirring wheel; 111, sewage pipe; 112, solenoid valve. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0023] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0024] Furthermore, the present invention is described in detail with reference to schematic diagrams. For ease of illustration, when describing embodiments of the present invention, cross-sectional views of device structures may be partially enlarged and not to scale. Furthermore, the schematic diagrams are merely illustrative and should not limit the scope of protection of the present invention. Furthermore, in actual production, three-dimensional dimensions, including length, width, and depth, should be included.

[0025] Reference Figure 1-3 The utility model provides a flocculant feeding device for a screw stack sludge dewatering machine, comprising:

[0026] The processing unit 100 includes a base 101. A flocculant box 102 is fixedly connected to one side of the top surface of the base 101. A sludge dewatering machine 103 is fixedly connected to the other side of the top surface of the base 101. The flocculant box 102 and the sludge dewatering machine 103 are connected by a pipeline. A cover plate 104 is provided on the top surface of the flocculant box 102. A stirring assembly 105 is located in the middle of the top surface of the cover plate 104. A fixing box 106 is fixedly connected to one side of the top surface of the cover plate 104. A screw feeder 107 is fixedly connected to the inside of the fixing box 106. A mixing assembly 109 is provided on the upper portion of one inner wall of the flocculant box 102. A sewage pipe 111 is fixedly connected to the middle of the inner bottom wall of the flocculant box 102. A through slot is defined on the lower surface of the fixing box 106 and the upper surface of the cover plate 104. The outlet of the screw feeder 107 is located at the upper portion of the through slot, and the inlet of the mixing assembly 109 is located at the lower portion of the through slot. The flocculant is accurately delivered through the screw feeder 107 in the fixed box 106 and continuously transferred to the mixing component 109 through the through groove. The stirring component 105 is located on the cover plate 104. The flocculant and sewage are fully mixed through the stirring action to improve the flocculation efficiency. The sewage pipe 111 is set at the bottom of the flocculation box 102 to facilitate the control of water flow and ensure smooth water flow and uniform treatment.

[0027] The mixing assembly 109 includes a mixing tank 109a, the outer surface of which is fixedly connected to the upper portion of the inner wall of the flocculation tank 102. A water inlet pipe 109b is fixedly connected to the outer surface of the mixing tank 109a, which extends through the outer surface of the flocculation tank 102. A first stirring wheel 109c is rotatably connected to the middle portion of the inner bottom wall of the mixing tank 109a, and a water outlet pipe 109d is fixedly connected to one side of the inner bottom wall of the mixing tank 109a. The first stirring wheel 109c is divided into two sections, with a rotating member in the middle. A second stirring wheel 110 is installed on the inner bottom wall of the flocculation tank 102. The mixing tank 109a acts as the main container for mixing the flocculant and the incoming water. Water is input into the mixing tank 109a through the water inlet pipe 109b and mixed with the added flocculant. The first stirring wheel 109c is located at the bottom center of the mixing tank 109a. Its rotation promotes the rapid mixing of water and flocculant and increases the mixing efficiency. The outlet pipe 109d is responsible for outputting the treated water, and the second stirring wheel 110 and the first stirring wheel 109c are driven by the water flow, and a vortex will be formed during the rotation process to further improve the mixing uniformity and complete the entire flocculation treatment process.

[0028] Furthermore, a funnel 108 is fixedly connected to one side of the upper surface of the screw feeder 107. The outer surfaces of the funnel 108 and the water inlet pipe 109b are fixedly connected to a solenoid valve 112. The outer surfaces of the sewage pipe 111 and the water outlet pipe 109d are also provided with a solenoid valve 112. The provision of the solenoid valve 112 can control the amount of liquid inside, improve the flocculation effect and reduce waste.

[0029] Furthermore, the stirring assembly 105 includes a driving motor 105a, the outer surface of the driving motor 105a is fixedly connected to the middle of the upper surface of the cover 104, the output end of the driving motor 105a is fixedly connected to the stirring rod 105b, the outer surface of the stirring rod 105b is fixedly connected to the stirring blade 105c, the lower end of the stirring rod 105b passes through the outer surface of the cover 104, and the driving motor 105a is started to drive the stirring rod 105b and the stirring blade 105c to rotate, stirring the sewage to improve the mixing effect, and a propeller is provided on the outer surface of the stirring blade 105c, which can be rotated by the impact of the water flow during stirring, thereby breaking up the water flow and improving the mixing effect.

[0030] During use, the sewage is first sent into the flocculation box 102, and then the stirring component 105 is started to stir the sewage, and the spiral feeder 107 is further started to send the medicine inside the funnel 108 into the mixing tank 109a, and then clean water is sent into the water inlet pipe 109b. The first stirring wheel 109c will rotate under the impact of the water flow to stir and mix the medicine, and then it is placed into the flocculation box 102 through the water outlet pipe 109d. After flocculation is completed, the sewage can be sent to the sludge dewatering machine 103 for dehydration, thereby reducing external equipment, reducing the volume of equipment, and improving processing efficiency.

[0031] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, and all of these should be included in the scope of the claims of the present invention.

Claims

1. A flocculant feeding device for a screw-type sludge dewatering machine, characterized by: include: A processing unit (100) comprises a base (101), wherein one side of the upper surface of the base (101) is fixedly connected to a flocculation box (102), and the other side of the upper surface of the base (101) is fixedly connected to a sludge dewatering machine (103), wherein the flocculation box (102) and the sludge dewatering machine (103) are connected via a pipeline, wherein a cover plate (104) is provided on the upper surface of the flocculation box (102), and a stirring assembly (105) is provided in the middle of the upper surface of the cover plate (104), and a fixing box (106) is fixedly connected to one side of the upper surface of the cover plate (104), and a screw feeder (107) is fixedly connected to the interior of the fixing box (106), a mixing assembly (109) is provided on the upper part of the inner wall of one side of the flocculation box (102), and a sewage pipe (111) is fixedly connected to the middle of the inner bottom wall of the flocculation box (102).

2. The flocculant feeding device for a screw-type sludge dewatering machine according to claim 1, characterized in that: A through slot is provided on one side of the lower surface of the fixing box (106) and one side of the upper surface of the cover plate (104); the outlet of the screw feeder (107) is arranged at the upper portion of the through slot, and the inlet of the mixing assembly (109) is arranged at the lower portion of the through slot.

3. The flocculant feeding device for a screw-type sludge dewatering machine according to claim 1, characterized in that: The mixing assembly (109) comprises a mixing tank (109a), the outer surface of the mixing tank (109a) being fixedly connected to the upper portion of the inner wall of one side of the flocculation box (102), a water inlet pipe (109b) being fixedly connected to the outer surface of one side of the mixing tank (109a), the water inlet pipe (109b) penetrating the outer surface of the flocculation box (102), a first stirring wheel (109c) being rotatably connected to the middle portion of the inner bottom wall of the mixing tank (109a), and a water outlet pipe (109d) being fixedly connected to one side of the inner bottom wall of the mixing tank (109a).

4. The flocculant feeding device for a screw-type sludge dewatering machine according to claim 3, characterized in that: The first stirring wheel (109c) is divided into two sections, an upper section and an lower section. A rotating part is provided in the middle of the first stirring wheel (109c). A second stirring wheel (110) is provided on one side of the inner bottom wall of the flocculation box (102).

5. The flocculant feeding device for a screw-type sludge dewatering machine according to claim 1, characterized in that: A funnel (108) is fixedly connected to one side of the upper surface of the screw feeder (107), and the outer surfaces of the funnel (108) and the water inlet pipe (109b) are fixedly connected to a solenoid valve (112). The outer surfaces of the sewage pipe (111) and the water outlet pipe (109d) are also provided with a solenoid valve (112).

6. The flocculant feeding device for a screw-type sludge dewatering machine according to claim 1, characterized in that: The stirring assembly (105) comprises a driving motor (105a), the outer surface of the driving motor (105a) is fixedly connected to the middle portion of the upper surface of the cover plate (104), the output end of the driving motor (105a) is fixedly connected to a stirring rod (105b), the outer surface of the stirring rod (105b) is fixedly connected to a stirring blade (105c), and the lower end of the stirring rod (105b) passes through the outer surface of the cover plate (104).

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