Sludge dewatering device for environmental protection

Abstract

The utility model provides a sludge dewatering device for environmental protection, which comprises a support frame, a driving mechanism arranged at the upper part of the support frame, a connecting shaft arranged at the middle part of the driving mechanism, a spiral sheet arranged at the upper part of the connecting shaft, a box body arranged at the upper side of the support frame, a fixed plate arranged inside the box body, and a water pump arranged at the lower part of the box body, a conical barrel is installed in the middle of the fixing plate, a feeding port is formed in the upper portion of the conical barrel and the upper portion of the box body, a filtering drain hole is formed in the upper side of the conical barrel, a movable plate is arranged on the side face of the conical barrel, an air cylinder is installed on the other side of the movable plate, and a water tank is installed on the lower portion of the supporting frame. According to the utility model, the spiral sheet can rotate in the conical barrel through the connecting shaft, so that the spiral sheet can rotate on the inner side of the conical barrel, and sludge can be pushed to move in the conical barrel by utilizing the spiral sheet, so that the aim of separating solid from liquid is fulfilled.

Description

Technical Field

[0001] The utility model belongs to the field of sludge dewatering, and particularly relates to a sludge dewatering device for environmental protection. Background Art

[0002] Sludge dewatering removes moisture from sludge, making the sludge denser and easier to handle. Moreover, sludge dewatering reduces the volume of sludge, and it is more convenient to store, transport, and dispose of the dried sludge. The dewatering process can remove the moisture in the sludge, thus concentrating the organic matter and nutrients in the sludge, and these components can be further utilized, which helps to realize the resource utilization of sludge and reduce the dependence on natural resources. However, the existing devices are not convenient for dewatering sludge, easily causing the sludge to flow along with the sewage, unable to achieve the purpose of sludge dewatering, and thus reducing the utilization rate of the dewatering device.

[0003] Therefore, in view of the deficiencies of the above solutions in actual production and implementation, they are corrected and improved. At the same time, in the spirit of pursuing excellence and with the assistance of professional knowledge and experience, and after various ingenious ideas and tests, the present utility model is created to provide a sludge dewatering device for environmental protection to solve the problems. Summary of the Utility Model

[0004] The utility model provides a sludge dewatering device for environmental protection, which solves the problems in the prior art that the dewatering device is not convenient for dewatering sludge, easily causes the sludge to flow along with the sewage, unable to achieve the purpose of sludge dewatering, and thus reduces the utilization rate of the dewatering device.

[0005] The technical solution of the utility model is realized as follows: A sludge dewatering device for environmental protection includes: a support frame, a driving mechanism is installed on the upper part of the support frame, a connecting shaft is arranged in the middle of the driving mechanism, a spiral blade is installed on the upper part of the connecting shaft, a box body is arranged on the upper side of the support frame, a fixing plate is arranged inside the box body, a conical cylinder is installed in the middle of the fixing plate, a feeding port is installed on the upper parts of the conical cylinder and the box body, filtering water holes are arranged on the upper side of the conical cylinder, a moving plate is arranged on the side of the conical cylinder, and a cylinder is installed on the other side of the moving plate, and a water tank is installed on the lower part of the support frame.

[0006] As a preferred implementation manner, the driving mechanism includes a driving motor, a driving shaft, and a reducer, and the connecting shaft can be rotated through the driving mechanism.

[0007] Furthermore, the connecting shaft is rotatably connected to the end of the conical cylinder, enabling the connecting shaft to rotate inside the conical cylinder.

[0008] Further, an end connection block is rotatably installed at the end of the connecting shaft. The end connection block can be used to limit the end of the connecting shaft and enable the connecting shaft to rotate along the middle of the end connection block.

[0009] Further, a circular hole is provided inside the moving plate. The moving plate is slidably connected to the connecting shaft, enabling the moving plate to move on the upper part of the connecting shaft, thereby facilitating the adjustment of the distance between the moving plate and the conical cylinder.

[0010] Further, the width of the spiral blade gradually increases from small to large, enabling the spiral blade to rotate inside the conical cylinder.

[0011] Further, a filter screen is provided above the filter water hole. The filter water hole can be used to filter the liquid flowing out of the conical cylinder.

[0012] Further, the fixing plate is fixedly connected to the conical cylinder, and the fixing plate can be installed on the upper part of the conical cylinder.

[0013] After adopting the above technical solutions, the beneficial effects of the present utility model are as follows: The spiral blade can be rotated inside the conical cylinder through the connecting shaft, enabling the spiral blade to rotate inside the conical cylinder. The spiral blade can be used to push the sludge to move inside the conical cylinder, achieving the purpose of solid-liquid separation. The moving plate can be moved back and forth through the cylinder, and thus the distance between the moving plate and the conical cylinder can be adjusted, improving the sludge dewatering efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 It is a front view structural schematic diagram of the present utility model;

[0017] Figure 3 It is a structural schematic diagram of the conical cylinder connection of the present utility model;

[0018] Figure 4 It is a front view structural schematic diagram of the conical cylinder of the present utility model;

[0019] Figure 5 It is a structural schematic diagram of the interior of the conical cylinder of the present utility model;

[0020] In the figure, 1 - support frame; 2 - box body; 3 - water tank; 4 - driving mechanism; 5 - feed inlet; 6 - connecting shaft; 7 - end connecting block; 8 - conical cylinder; 9 - fixing plate; 10 - moving plate; 11 - cylinder; 12 - filtering water flow holes; 13 - spiral blade. Detailed implementation manners

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0022] As Figures 1-5 shown, a sludge dewatering device for environmental protection includes: a support frame 1, a driving mechanism 4 is installed on the upper part of the support frame 1, the connecting shaft 6 can be driven to rotate by the driving mechanism 4, a connecting shaft 6 is provided in the middle of the driving mechanism 4, and the spiral blade 13 can rotate inside the conical cylinder 8 through the connecting shaft 6. A spiral blade 13 is installed on the upper part of the connecting shaft 6, and the spiral blade 13 can be used to drive the sludge to move and achieve the purpose of solid-liquid separation. A box body 2 is provided on the upper side of the support frame 1, a fixing plate 9 is provided inside the box body 2, and the fixing plate 9 can be used to improve the stability of the conical cylinder 8. A conical cylinder 8 is installed in the middle of the fixing plate 9, and the conical cylinder 8 is convenient for sludge dewatering treatment. A feed inlet 5 is installed on the upper parts of the conical cylinder 8 and the box body 2, and the sludge can flow into the conical cylinder 8 through the feed inlet 5. Filtering water flow holes 12 are provided on the upper side of the conical cylinder 8, and the liquid inside the conical cylinder 8 can overflow through the filtering water flow holes 12. A moving plate 10 is provided on the side of the conical cylinder 8, and a cylinder 11 is installed on the other side of the moving plate 10. The moving plate 10 can be moved back and forth by the cylinder 11, and thus the distance between the moving plate 10 and the conical cylinder 8 can be adjusted. A water tank 3 is installed on the lower part of the support frame 1, and the separated water inside the conical cylinder 8 can be collected by the water tank 3.

[0023] Further, the driving mechanism 4 includes a driving motor, a driving shaft and a reducer, and the connecting shaft 6 can be rotated by the driving mechanism 4.

[0024] Further, the connecting shaft 6 is rotatably connected to the end of the conical cylinder 8, so that the connecting shaft 6 can rotate inside the conical cylinder 8.

[0025] Further, an end connecting block 7 is rotatably installed at the end of the connecting shaft 6, and the end of the connecting shaft 6 can be limited by the end connecting block 7, and the connecting shaft 6 can rotate along the middle of the end connecting block 7.

[0026] Furthermore, a circular hole is provided inside the moving plate 10, and the moving plate 10 is slidably connected to the connecting shaft 6, enabling the moving plate 10 to move above the connecting shaft 6, thereby facilitating the adjustment of the distance between the moving plate 10 and the conical cylinder 8.

[0027] Furthermore, the width of the spiral piece 13 gradually increases from small to large, enabling the spiral piece 13 to rotate inside the conical cylinder 8.

[0028] Furthermore, a filter screen is provided above the filter water flow hole 12, and the filter water flow hole 12 can be used to filter the liquid flowing out of the conical cylinder 8.

[0029] Furthermore, the fixed plate 9 is fixedly connected to the conical cylinder 8, and the fixed plate 9 can be installed on the upper part of the conical cylinder 8.

[0030] The principle of the present utility model is as follows: sludge can flow into the conical cylinder 8 through the feed port 5. The driving mechanism 4 can be used to rotate the connecting shaft 6. Through the connecting shaft 6, the spiral piece 13 can rotate inside the conical cylinder 8. Since the width of the spiral piece 13 gradually increases from small to large, the spiral piece 13 can rotate inside the conical cylinder 8. The spiral piece 13 can be used to push the sludge to move inside the conical cylinder 8. The outer side of the conical cylinder 8 is inclined inward. Therefore, the purpose of solid-liquid separation is achieved during the process of driving the sludge to move. The liquid flows downward, and the liquid inside the conical cylinder 8 can overflow through the upper filter water flow hole 12. The filter water flow hole 12 can be used to filter the liquid flowing out of the conical cylinder 8. The separated water inside the conical cylinder 8 can be collected through the water tank 3. The cylinder 11 can be used to move the moving plate 10 back and forth, thereby adjusting the distance between the moving plate 10 and the conical cylinder 8, enabling the moving plate 10 to move above the connecting shaft 6, thereby facilitating the adjustment of the distance between the moving plate 10 and the conical cylinder 8, and further improving the sludge dewatering efficiency.

[0031] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In the description of the present utility model, unless otherwise specified and defined, it should be noted that the terms "installed", "connected", "coupled" should be understood in a broad sense. For example, it can be a mechanical connection or an electrical connection, or it can be the communication inside two elements. It can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific situations.

[0032] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A sludge dewatering device for environmental protection, comprising: Support frame (1), characterized in that a driving mechanism (4) is installed on the upper part of the support frame (1), a connecting shaft (6) is provided in the middle of the driving mechanism (4), a spiral blade (13) is installed on the upper part of the connecting shaft (6), a box body (2) is provided on the upper side of the support frame (1), a fixing plate (9) is provided inside the box body (2), a conical cylinder (8) is installed in the middle of the fixing plate (9), a feeding port (5) is installed on the upper parts of the conical cylinder (8) and the box body (2), a filtering water flow hole (12) is provided on the upper side of the conical cylinder (8), a moving plate (10) is provided on the side surface of the conical cylinder (8), and a cylinder (11) is installed on the other side of the moving plate (10), and a water tank (3) is installed on the lower part of the support frame (1).

2. The sludge dewatering device for environmental protection according to claim 1, characterized in that, The driving mechanism (4) includes a driving motor, a driving shaft and a reducer.

3. An environmental protection sludge dewatering device according to claim 1, characterized in that, The connecting shaft (6) is rotationally connected to the end of the conical cylinder (8).

4. An environmental protection sludge dewatering device according to claim 3, characterized in that, An end connecting block (7) is rotationally installed at the end of the connecting shaft (6).

5. An environmental protection sludge dewatering device according to claim 1, characterized in that, A circular hole is provided inside the moving plate (10), and the moving plate (10) is slidably connected to the connecting shaft (6).

6. The sludge dewatering device for environmental protection according to claim 1, characterized in that, The width of the spiral blade (13) gradually increases from small to large.

7. An environmental protection sludge dewatering device according to claim 1, characterized in that, A filter screen is provided above the filtering water flow hole (12).

8. An environmental protection sludge dewatering device according to claim 1, characterized in that, The fixing plate (9) is fixedly connected to the conical cylinder (8).

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