Sludge dewatering device for drainage engineering

Abstract

The invention discloses a sludge dewatering device for drainage engineering, comprising: a mounting housing, the upper end of which is provided with a mounting ring; the filter pressing mechanism comprises a filter pressing tank; water filtering cloth is mounted on the inner side of the filter pressing tank; positioning frames are mounted at the lower ends of the water inlet pipe and the adjusting rod in a clamping manner; the positioning frames are fixed on the inner side of the built-in cylinder; a hole-shaped structure is formed in the inner side of the built-in cylinder, and a drainage pipe is mounted on the outer side of the lower end of the mounting shell; a driving mechanism is arranged at the lower end of the built-in cylinder and drives the built-in cylinder to rotate. According to the device, through the unique design of the driving mechanism and the filter pressing mechanism, high-speed rotation and extrusion dewatering of sludge are achieved, in the rotation process, the sludge is subjected to the effect of centrifugal force, water is effectively thrown out, meanwhile, the filter pressing mechanism extrudes the sludge step by step, the dewatering efficiency is further improved, and the dewatering effect is good. Due to the design, the sludge can achieve a relatively high dehydration effect in a short time, and the treatment time is greatly shortened.

Description

Technical Field

[0001] The present application relates to the technical field of drainage engineering, and in particular to a sludge dewatering device for drainage engineering. Background Art

[0002] In drainage engineering, sludge treatment is a crucial link. Sludge contains a lot of water. If it is discharged directly or handled improperly, it will not only cause serious pollution to the environment, but also increase the difficulty and cost of subsequent treatment. Traditional sludge dewatering methods have problems such as low efficiency, high energy consumption, and incomplete dehydration, which cannot meet the high efficiency and environmental protection requirements of modern drainage engineering for sludge treatment.

[0003] The prior art discloses a sludge dewatering device, and in particular, relates to a convenient sludge dewatering device. The technical problem to be solved by the present invention is to provide a convenient sludge dewatering device that is easy to operate, saves time and effort. In order to solve the above technical problems, the present invention provides such a convenient sludge dewatering device, including a base, a collecting frame, a bracket, a box body, a movable plate, a bottom plate, a filter plate, a locking mechanism, a first sliding sleeve, a fixed frame, an electric push rod, a pressure plate, a feeding mechanism, a lifting mechanism, a supporting mechanism and a pushing mechanism; the box body is fixed to the top of the bottom plate through the bracket; the collecting frame is placed on the top of the base and is located between the brackets; the side walls where the box body and the bracket are fixed are provided with sliding grooves. The present invention achieves the effect of convenient operation, saving time and effort;

[0004] Although there are some sludge dewatering devices on the market, they still have many shortcomings in practical applications. For example, some devices have complex structures, cumbersome operations, and high maintenance costs; others have poor dewatering effects and cannot fully remove the water in the sludge. Therefore, developing a sludge dewatering device with a simple structure, convenient operation, and significant dewatering effect is of great significance for improving the efficiency and quality of sludge treatment in drainage projects. Summary of the invention

[0005] To this end, the present application provides a sludge dewatering device for drainage engineering to solve the problem that the dewatering effect in the prior art is poor and the moisture in the sludge cannot be fully removed.

[0006] In order to achieve the above objectives, this application provides the following technical solutions:

[0007] A sludge dewatering device for drainage engineering, comprising:

[0008] An installation shell, a mounting ring is installed at the upper end of the installation shell, and a built-in cylinder arranged in the installation shell is fixed on the lower side of the installation ring, a connection linkage mechanism is installed on the inner side of the installation ring, and the connection linkage mechanism includes a connection wheel and a clamping mechanism, the connection wheel and the gear structure arranged on the inner side of the installation ring form a meshing connection, an adjustment rod is arranged on the inner side of the connection wheel, and a clamping mechanism is arranged between the adjustment rod and the connection wheel, a plurality of positioning rings are threadedly connected to the outer side of the adjustment rod, an upper extrusion seat is installed on the outer side of the uppermost positioning ring, and filter pressing mechanisms are installed on the outer sides of the remaining positioning rings;

[0009] A limiting mechanism with the same structure as the locking mechanism is installed at the outer end of the positioning ring located outside the adjusting rod;

[0010] The filter press mechanism comprises a filter press tank, a plurality of mounting blocks are installed at equal angles on the outside of the filter press tank, the mounting blocks are mounted in engagement with positioning rings, one positioning ring of which is installed on the outside of an adjusting rod, a rotating ring is rotatably connected to the inside of the mounting block located at the lowermost side of the adjusting rod, and the rotating ring is rotatably connected to the lower end of the adjusting rod, and the remaining positioning rings installed in the mounting blocks are all slidably connected to a water inlet pipe, the water inlet pipe is correspondingly arranged to the mounting blocks, and a drainage port corresponding to the filter press tank is arranged on the outside of the water inlet pipe;

[0011] A water filter cloth is installed inside the filter press tank;

[0012] The lower ends of the water inlet pipe and the adjusting rod are both mounted with a positioning frame, and the positioning frame is fixed to the inner side of the built-in cylinder;

[0013] A hole-shaped structure is provided on the inner side of the built-in cylinder, and a drainage pipe is installed on the outer side of the lower end of the installation shell;

[0014] A driving mechanism is arranged at the lower end of the built-in cylinder to drive the built-in cylinder to rotate.

[0015] Optionally, the driving mechanism includes a driving wheel and a mounting wheel, one side of the driving wheel is meshingly connected with the mounting wheel, and the mounting wheel is mounted at the center of the lower end of the built-in cylinder.

[0016] Optionally, the engaging mechanism comprises an electric telescopic rod installed on the inner side of the connecting wheel, and a engaging rod is installed on the side of the electric telescopic rod facing the adjusting rod.

[0017] Optionally, a groove structure corresponding to the engaging rod is formed at an equal angle on the outer side of the adjusting rod.

[0018] Optionally, a first support ring is fixed to the outer side of the inner tube, and a second support ring fixed in the mounting shell is slidably provided on the lower side of the first support ring.

[0019] Optionally, a water guide block is fixed to the inner side of the lower end of the built-in cylinder, and the outer side of the water guide block is inclined.

[0020] Optionally, a positioning block is rotatably connected to the outer side of the water inlet pipe, and the positioning block is slidably arranged in the mounting ring. An annular structure located on the upper side of the positioning block is also fixed to the outer side of the water inlet pipe.

[0021] Optionally, a plurality of extrusion blocks are evenly distributed on the lower sides of the water filter cloth and the upper extrusion seat.

[0022] Compared with the prior art, this application has at least the following beneficial effects:

[0023] This device achieves high-speed rotation and extrusion dehydration of sludge through a unique drive mechanism and filter press mechanism design. During the rotation process, the sludge is acted upon by centrifugal force, and the water is effectively thrown out. At the same time, the filter press mechanism gradually squeezes the sludge, further improving the dehydration efficiency. This design enables the sludge to achieve a high dehydration effect in a short time, greatly shortening the processing time. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more intuitively illustrate the prior art and the present application, exemplary drawings are given below. It should be understood that the specific shapes and structures shown in the drawings should not generally be regarded as limiting conditions for implementing the present application; for example, those skilled in the art are capable of easily making conventional adjustments or further optimizations to the addition / reduction / attribution division, specific shapes, positional relationships, connection methods, and dimensional ratios of certain units based on the technical concepts and exemplary drawings disclosed in the present application.

[0025] Figure 1 This is a schematic diagram of the front cross-sectional structure of a sludge dewatering device for drainage engineering provided in this application.

[0026] Figure 2 A schematic diagram of a top-view cross-sectional structure of a sludge dewatering device for drainage engineering provided in the present application, wherein a mounting ring is connected to a connecting linkage mechanism.

[0027] Figure 3 A schematic diagram of the top view of the connecting linkage mechanism of a sludge dewatering device for drainage engineering provided in this application.

[0028] Figure 4 Provided for this application Figure 3 Enlarged structural diagram at A in the middle.

[0029] Figure 5 A schematic diagram of a top-view cross-sectional structure of a sludge dewatering device for drainage engineering provided in the present application, wherein an adjusting rod is connected to a mounting block.

[0030] Figure 6A schematic diagram of a top-view cross-sectional structure of a sludge dewatering device for drainage engineering provided in the present application, wherein an adjusting rod and a positioning frame are connected.

[0031] Description of reference numerals:

[0032] 1. Install the shell; 2. Built-in cylinder; 3. Install the ring; 4. Connect the linkage mechanism; 401. Connect the wheel; 402. Electric telescopic rod; 403. Clamp rod; 404. Pressure sensor; 5. Positioning ring; 6. Upper extrusion seat; 7. Filter press mechanism; 701. Filter press tank; 702. Install the block; 703. Filter cloth; 8. Water inlet pipe; 9. Drain port; 10. Drive wheel; 11. Install the wheel; 12. Water guide block; 13. Drain pipe; 14. First support ring; 15. Second support ring; 16. Adjust the rod; 17. Positioning frame; 18. Positioning block; 19. Rotating ring; 20. Extrusion block. DETAILED DESCRIPTION

[0033] The present application is further described below in detail through specific embodiments in conjunction with the accompanying drawings.

[0034] See also Figures 1 to 6 The present invention provides a sludge dewatering device for drainage engineering, comprising a mounting shell 1, a mounting ring 3 is mounted on the upper end of the mounting shell 1, and a built-in cylinder 2 arranged in the mounting shell 1 is fixed on the lower side of the mounting ring 3, a connecting linkage mechanism 4 is mounted on the inner side of the mounting ring 3, and the connecting linkage mechanism 4 comprises a connecting wheel 401 and a snap-fit ​​mechanism, the connecting wheel 401 and the gear structure arranged on the inner side of the mounting ring 3 form a meshing connection, an adjusting rod 16 is arranged on the inner side of the connecting wheel 401, and a snap-fit ​​mechanism is arranged between the adjusting rod 16 and the connecting wheel 401, so that the adjusting rod 16 and the connecting wheel 401 form a snap-fit ​​connection, a plurality of positioning rings 5 ​​are threadedly connected to the outer side of the adjusting rod 16, and an upper extrusion seat 6 is mounted on the outer side of the uppermost positioning ring 5, The outsides of the remaining positioning rings 5 ​​are all installed with filter press mechanisms 7, and the filter press mechanisms 7 include filter press tanks 701. Several mounting blocks 702 are installed at equal angles on the outside of the filter press tanks 701. The mounting blocks 702 are engaged with the positioning rings 5 ​​and installed. The positioning ring 5 on one side is installed on the outside of the adjusting rod 16. The mounting block 702 located at the lowermost side of the adjusting rod 16 is rotatably connected to the inner side of the rotating ring 19, and the rotating ring 19 is rotatably connected to the lower end of the adjusting rod 16. The remaining positioning rings 5 ​​installed in the mounting blocks 702 are all slidably connected to the water inlet pipe 8. The water inlet pipe 8 is correspondingly arranged to the mounting blocks 702. A drain port 9 corresponding to the filter press tank 701 is arranged on the outside of the water inlet pipe 8, so that the sewage discharged from the water inlet pipe 8 can be discharged into the filter press tank 701.

[0035] A water filter cloth 703 is installed inside the filter press tank 701 to filter out the sewage;

[0036] The lower ends of the water inlet pipe 8 and the adjusting rod 16 are both mounted with a positioning frame 17, and the positioning frame 17 is fixed to the inner side of the built-in cylinder 2;

[0037] The inner side of the built-in cylinder 2 is provided with a hole structure for sewage discharge, and a drain pipe 13 is installed on the outer side of the lower end of the installation shell 1 so that sewage can be discharged from the installation shell 1;

[0038] A driving mechanism is provided at the lower end of the built-in cylinder 2 to drive the built-in cylinder 2 to rotate. The driving mechanism includes a driving wheel 10 and a mounting wheel 11. One side of the driving wheel 10 is meshedly connected with the mounting wheel 11. The mounting wheel 11 is installed at the center of the lower end of the built-in cylinder 2, so that the driving wheel 10 can drive the built-in cylinder 2 to rotate at a high speed, so that the built-in cylinder 2 drives the positioning frame 17 to rotate when it rotates, and then the adjusting rod 16 performs a circular motion with the center of the built-in cylinder 2 as the center, so that the connecting linkage mechanism 4 installed on the upper end of the adjusting rod 16 meshes and rotates with the mounting ring 3, so that the positioning ring 5 threadedly connected to the adjusting rod 16 moves downward, so that the monomers of the filter press tank 701 gradually produce relative displacement, so that they gradually approach each other, so that the sewage and sludge carried in the filter press tank 701 can be squeezed against each other, so that the sewage is discharged outward, and at the same time, under the rotation of the built-in cylinder 2, the centrifugal force can be used to throw the sewage out of the sludge, thereby increasing the dehydration efficiency;

[0039] The engaging mechanism includes an electric telescopic rod 402 installed on the inner side of the connecting wheel 401, and the electric telescopic rod 402 has a built-in battery to avoid the risk of winding, and a locking rod 403 is installed on the side of the electric telescopic rod 402 facing the adjusting rod 16, and a groove structure corresponding to the locking rod 403 is opened at an equal angle on the outer side of the adjusting rod 16, so that the locking rod 403 and the adjusting rod 16 are conveniently engaged, and a pressure sensor 404 is installed on the outer side of the locking rod 403, so that after the pressure sensor 404 senses a sufficiently strong pressure, it drives the electric telescopic rod 402 to start through a circuit signal, so that the locking rod 403 is disengaged from the locking of the adjusting rod 16, so that the connecting wheel 401 and the adjusting rod 16 can be rotated freely, so as to avoid that after the filter press mechanism 7 moves to the maximum extrusion formation, it still drives the adjusting rod 16 to rotate, thereby causing damage to the connecting wheel 401 or the adjusting rod 16;

[0040] The outer end of the positioning ring 5 located outside the adjusting rod 16 is installed with a limit mechanism having the same structure as the locking mechanism composed of the electric telescopic rod 402, the locking rod 403 and the pressure sensor 404, so that after the positioning ring 5 moves to the maximum stroke, it is disengaged from the locking with the mounting block 702, so that other positioning rings 5 ​​located on the upper side of the positioning ring 5 can continue to move downward;

[0041] A first support ring 14 is also fixed to the outside of the built-in cylinder 2, and a second support ring 15 fixed in the mounting housing 1 is slidably provided on the lower side of the first support ring 14, so that the lower side of the built-in cylinder 2 has a certain support and constrains the lower side of the built-in cylinder 2 to prevent the built-in cylinder 2 from swinging during the rotation process;

[0042] A water guide block 12 is fixed to the inner side of the lower end of the built-in cylinder 2, and the outer side of the water guide block 12 is inclined to guide the sewage to be discharged outwards;

[0043] The outer side of the water inlet pipe 8 is also rotatably connected with a positioning block 18, and the positioning block 18 is slidably arranged in the mounting ring 3. The outer side of the water inlet pipe 8 is also fixed with an annular structure located on the upper side of the positioning block 18, so that the outer side of the water inlet pipe 8 has support;

[0044] A plurality of squeezing blocks 20 are evenly distributed on the lower side of the water filter cloth 703 and the upper squeezing seat 6 to improve the squeezing degree of the sludge in the filter press tank 701 .

[0045] The technical features of the above embodiments may be arbitrarily combined (as long as there is no contradiction in the combination of these technical features). To make the description concise, not all possible combinations of the technical features in the above embodiments are described; these embodiments that are not explicitly written should also be considered to be within the scope of this specification.

Claims

1. A sludge dewatering device for drainage engineering, characterized in that: include: A mounting shell (1), wherein a mounting ring (3) is mounted on the upper end of the mounting shell (1), and a built-in cylinder (2) arranged in the mounting shell (1) is fixed on the lower side of the mounting ring (3); a connecting linkage mechanism (4) is mounted on the inner side of the mounting ring (3); the connecting linkage mechanism (4) comprises a connecting wheel (401) and a snap-fit ​​mechanism; the connecting wheel (401) and a gear tooth structure arranged on the inner side of the mounting ring (3) form a meshing connection; an adjusting rod (16) is arranged on the inner side of the connecting wheel (401), and a snap-fit ​​mechanism is arranged between the adjusting rod (16) and the connecting wheel (401); a plurality of positioning rings (5) are threadedly connected to the outer side of the adjusting rod (16); an upper extrusion seat (6) is mounted on the outer side of the uppermost positioning ring (5), and filter pressing mechanisms (7) are mounted on the outer sides of the remaining positioning rings (5); A limiting mechanism having the same structure as the locking mechanism is installed at the outer end of the positioning ring (5) located outside the adjusting rod (16); The filter press mechanism (7) comprises a filter press tank (701), a plurality of mounting blocks (702) are mounted at equal angles on the outer side of the filter press tank (701), the mounting blocks (702) are mounted in engagement with positioning rings (5), one positioning ring (5) of which is mounted on the outer side of the adjusting rod (16), a rotating ring (19) is rotatably connected to the inner side of the mounting block (702) located at the lowermost side of the adjusting rod (16), and the rotating ring (19) is rotatably connected to the lower end of the adjusting rod (16), and the remaining positioning rings (5) mounted in the mounting block (702) are all slidably connected to the water inlet pipe (8), the water inlet pipe (8) and the mounting block (702) are arranged correspondingly, and a drainage port (9) corresponding to the filter press tank (701) is arranged on the outer side of the water inlet pipe (8); A water filter cloth (703) is installed inside the filter press tank (701); The lower ends of the water inlet pipe (8) and the adjusting rod (16) are both mounted with a positioning frame (17), and the positioning frame (17) is fixed to the inner side of the built-in cylinder (2); A hole-shaped structure is provided on the inner side of the built-in cylinder (2), and a drainage pipe (13) is installed on the outer side of the lower end of the installation shell (1); A driving mechanism is provided at the lower end of the built-in cylinder (2) for driving the built-in cylinder (2) to rotate.

2. A sludge dewatering device for drainage engineering according to claim 1, characterized in that: The driving mechanism comprises a driving wheel (10) and a mounting wheel (11); one side of the driving wheel (10) is meshingly connected with the mounting wheel (11); and the mounting wheel (11) is mounted at the center of the lower end of the built-in cylinder (2).

3. A sludge dewatering device for drainage engineering according to claim 1, characterized in that: The engaging mechanism comprises an electric telescopic rod (402) installed on the inner side of the connecting wheel (401), and a engaging rod (403) is installed on the side of the electric telescopic rod (402) facing the adjusting rod (16).

4. A sludge dewatering device for drainage engineering according to claim 3, characterized in that: The outer side of the adjustment rod (16) is provided with a groove structure corresponding to the locking rod (403) at an equal angle.

5. The sludge dewatering device for drainage engineering according to claim 1, characterized in that: A first support ring (14) is also fixed on the outer side of the built-in cylinder (2), and a second support ring (15) fixed in the mounting shell (1) is slidably arranged on the lower side of the first support ring (14).

6. A sludge dewatering device for drainage engineering according to claim 5, characterized in that: A water guide block (12) is fixed to the inner side of the lower end of the built-in cylinder (2), and the outer side of the water guide block (12) is arranged in an inclined manner.

7. The sludge dewatering device for drainage engineering according to claim 1, characterized in that: The outer side of the water inlet pipe (8) is also rotatably connected to a positioning block (18), and the positioning block (18) is slidably arranged in the mounting ring (3). The outer side of the water inlet pipe (8) is also fixed with an annular structure located on the upper side of the positioning block (18).

8. The sludge dewatering device for drainage engineering according to claim 1, characterized in that: A plurality of extrusion blocks (20) are evenly distributed on the lower sides of the water filter cloth (703) and the upper extrusion seat (6).

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