Mud scraper for sewage treatment sedimentation tank

Abstract

The utility model provides a mud scraper for a sewage treatment sedimentation tank, and belongs to the technical field of sewage treatment. The sludge scraper for the sewage treatment settling pond comprises a rotating frame, a sludge scraping pond is installed at the bottom of the rotating frame, a rotating shaft is rotatably installed on the middle side of the bottom of the rotating frame, a guide box is installed in the middle of the side wall of the rotating shaft, rake frames are rotatably installed at the bottom of the side wall of the rotating shaft at equal intervals, and one end of a waterproof rope is installed at the top of each rake frame. And the other end of the waterproof rope penetrates through the guide box and is provided with a rotating plate, the outer surface of the rotating plate is rotationally connected with a sleeve block, the top of the sleeve block is provided with a connecting rod, and the top of the connecting rod is provided with a top plate. According to the mud scraper for the sewage treatment sedimentation tank, the first hydraulic cylinder drives the top plate to move upwards, the top plate pulls the sleeve block upwards through the connecting rod, the sleeve block drives the rotating plate to move upwards, the rotating plate drives the waterproof rope to move upwards, the waterproof rope pulls the rake frame and the scraping plate, the scraping plate rotates, and the scraping plate is convenient to clean.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment, and in particular relates to a mud scraper for a sewage treatment sedimentation tank. Background Art

[0002] A sludge scraper is a machine that removes sludge from a river. It is used in urban sewage treatment plants, water plants, and large-diameter circular sedimentation tanks in industrial wastewater treatment to remove sludge settled at the bottom of the tank and skim off scum on the surface of the tank.

[0003] Application number 201922474409.8 provides a scraper for a sewage treatment sedimentation tank. By stopping the motor, manually walk to the rotating frame, remove the bolts on the top of the first support rod and the second support rod, extend a lifting rope with an arc-shaped hook into the scraper pool, connect the lifting rope to the electric winch, turn on the electric winch, and the hook is stuck on the limiting boss. The electric winch reels in the wire to lift the rake frame. The limiting boss adds a reliable "force point" to facilitate the lifting of the first support rod and the second support rod. For cleaning the scraper, the electric winch is used to repeatedly reel in and release the wire several times, and the scraper is cleaned by the water in the scraper pool;

[0004] However, when the device is used to clean the scraper, the staff must come to the site in person and manually remove the bolts on the support rods, and then install the lifting rope and electric winch. The whole process is time-consuming and labor-intensive, and there is no easier way to pull up the scraper so that the scraper can be cleaned more easily, so the practicability is poor. Utility Model Content

[0005] In order to solve the problem that it is time-consuming and laborious to pull up the scraper in the above-mentioned prior art, the utility model provides a scraper for a sewage treatment sedimentation tank, which adopts a hydraulic cylinder combined with a connecting rod to achieve the effect of automatically driving the scraper to lift. Its specific technical scheme is: a scraper for a sewage treatment sedimentation tank, comprising: a rotating frame, a scraper pool is installed at the bottom of the rotating frame, a rotating shaft is rotatably installed at the middle side of the bottom of the rotating frame, a guide box is installed at the middle of the side wall of the rotating shaft, a rake frame is rotatably installed at the bottom of the side wall of the rotating shaft, one end of a waterproof rope is installed on the top of the rake frame, and the other end of the waterproof rope passes through the guide box and is installed There is a rotating plate, the outer surface of which is rotatably connected to a sleeve block, a connecting rod is installed on the top of the sleeve block, a top plate is installed on the top of the connecting rod, and a hydraulic cylinder 1 is installed on the top of the top plate; a scraper is installed on the bottom of the rake frame, and the scraper cooperates with the mud scraping pool, and a scraper blade is installed on the bottom of the rotating shaft, and the scraper blade cooperates with the mud scraping pool; hydraulic cylinder 2 is installed on both sides of the top of the rotating frame, and the output shaft of the hydraulic cylinder 2 on both sides extends into the inner side of the mud scraping pool, and annular blocks are installed, and mounting seats are equidistantly installed on the inner wall of the annular block, and brushes are installed on the inner wall of the mounting seat, and the brushes cooperate with the scraper.

[0006] Preferably, a protrusion is installed in the middle of the side wall of the rotating shaft, and the rotating plate is slidably connected to the outer surface of the protrusion.

[0007] Preferably, the inner side of the guide box is a hollow structure, the side wall of the guide box is provided with feed ports at equal intervals, the top of the guide box is provided with discharge ports at equal intervals, the waterproof rope extends through the feed port and the discharge port respectively, and the inner wall of the guide box is provided with guide wheels 1 at equal intervals, and the guide wheels 1 cooperate with the waterproof rope.

[0008] Preferably, a guide wheel 2 is installed on the inner wall of the feed port, a guide wheel 3 is installed on the inner wall of the discharge port, and the waterproof rope cooperates with the guide wheel 2 and the guide wheel 3.

[0009] Preferably, a top box is installed on the top of the rotating frame, sliding rods are installed on both sides of the inner cavity of the top box, side blocks are installed on both sides of the top plate, and the side blocks are slidably installed on the outer surfaces of the sliding rods, a hydraulic cylinder 1 is installed on the top of the top box, the output end of the hydraulic cylinder 1 is connected to the top plate, and a motor is installed at the bottom of the inner cavity of the top box, and the output end of the motor is connected to the rotating shaft.

[0010] The utility model discloses a scraper for a sewage treatment sedimentation tank. Compared with the prior art, the scraper for the sewage treatment sedimentation tank has the following beneficial effects: the scraper for the sewage treatment sedimentation tank drives the top plate to move upwards through the first hydraulic cylinder, so that the top plate pulls the sleeve block upwards through the connecting rod, so that the sleeve block drives the rotating plate to move upwards, and the rotating plate drives the waterproof rope to move upwards, so that the waterproof rope pulls the rake frame and the scraper, so that the scraper rotates, and it is convenient to clean the scraper; when the scraper is pulled up to a vertical state, the annular block is then driven downwards by the second hydraulic cylinder, so that the brush cleans the scraper, and the effect of fully automatic cleaning is achieved, and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 A schematic diagram of the structure of a mud scraper for a sewage treatment sedimentation tank provided by the utility model;

[0012] Figure 2 for Figure 1 A magnified image of point A;

[0013] Figure 3 A cross-sectional view of a guide box of a sludge scraper for a sewage treatment sedimentation tank provided by the utility model;

[0014] Figure 4 for Figure 3 The enlarged view of point B;

[0015] Figure 5 for Figure 3 Enlarged view of point C;

[0016] Figure 6 A schematic diagram of a top view of the structure of an annular block of a sludge scraper for a sewage treatment sedimentation tank provided by the utility model;

[0017] in, Figures 1 to 6 1. The reference numerals and component names are as follows: 1. rotating frame; 2. scraper pool; 3. rotating shaft; 4. rake frame; 5. waterproof rope; 6. guide box; 7. rotating plate; 8. sleeve block; 9. connecting rod; 10. top plate; 11. hydraulic cylinder 1; 12. top box; 13. motor; 14. slide bar; 15. side block; 16. scraper; 17. scraper blade; 18. guide wheel 1; 19. feed port; 20. guide wheel 2; 21. discharge port; 22. guide wheel 3; 23. annular block; 24. mounting seat; 25. brush; 26. hydraulic cylinder 2; 31. bump. DETAILED DESCRIPTION

[0018] The following is a combination of specific implementation cases and attached Figure 1-6The utility model is further described, but the utility model is not limited to these embodiments. The utility model provides a technical solution: a sludge scraper for a sewage treatment sedimentation tank, comprising: a rotating frame 1, a sludge scraper pool 2 is installed at the bottom of the rotating frame 1, a rotating shaft 3 is rotatably installed at the middle side of the bottom of the rotating frame 1, a guide box 6 is installed at the middle of the side wall of the rotating shaft 3, the guide box 6 is fixedly connected to the rotating shaft 3, a rake frame 4 is rotatably installed at the bottom of the side wall of the rotating shaft 3, and one end of a waterproof rope 5 is installed at the top of the rake frame 4. The waterproof rope 5 is installed on the side of the rake frame 4 away from the rotating shaft 3, and the other end of the waterproof rope 5 passes through the guide box 6 and is installed with a rotating plate 7. The inner wall of the rotating plate 7 is slidably connected to the outer surface of the rotating shaft 3, and the outer surface of the rotating plate 7 is rotatably connected with a sleeve block 8. A connecting rod 9 is installed on the top of the sleeve block 8, and a top plate 10 is installed on the top of the connecting rod 9. A hydraulic cylinder 11 is installed on the top of the top plate 10; the rotating shaft 3 drives the rake frame 4, the rotating plate 7 and the guide box 6 to rotate, and the rotating plate 7 and the sleeve block 8 rotate relative to each other, and the hydraulic cylinder 11 is connected. 11, so that the hydraulic cylinder 11 drives the top plate 10 to move, so that the top plate 10 drives the connecting rod 9 to move, and the connecting rod 9 drives the rotating plate 7 to slide on the outer surface of the rotating shaft 3 through the sleeve block 8, and the rotating plate 7 pulls the rake frame 4 through the waterproof rope 5, so that the rake frame 4 rotates around the rotating shaft 3; a scraper 16 is installed at the bottom of the rake frame 4, and the scraper 16 cooperates with the scraper pool 2, and a scraper blade 17 is installed at the bottom of the rotating shaft 3, and the scraper blade 17 cooperates with the scraper pool 2, and the scraper 16 and the scraper blade 17 cooperate to clean the bottom of the scraper pool 2; Hydraulic cylinders 26 are installed on both sides of the top of the rotating frame 1. The output shafts of the hydraulic cylinders 26 on both sides extend into the inner side of the scraper pool 2 and are installed with annular blocks 23. Mounting seats 24 are equidistantly installed on the inner wall of the annular block 23. Brushes 25 are installed on the inner wall of the mounting seat 24. The brushes 25 cooperate with the scraper 16. When the scraper 16 is straightened, the hydraulic cylinder 26 is turned on to drive the annular block 23 to move downward, and the mounting seat 24 moves downward, and the side wall of the scraper 16 is cleaned by the brush 25.

[0019] As a preferred solution, further, a protrusion 31 is installed in the middle of the side wall of the rotating shaft 3, and the rotating plate 7 is slidably connected to the outer surface of the protrusion 31. The rotating plate 7 is slidably connected to the outer surface of the rotating shaft 3, and the sliding of the rotating plate 7 is stable through the protrusion 31.

[0020] As a preferred solution, further, the inner side of the guide box 6 is a cavity structure, the side wall of the guide box 6 is provided with feed ports 19 at equal intervals, the top of the guide box 6 is provided with discharge ports 21 at equal intervals, the waterproof rope 5 extends through the feed port 19 and the discharge port 21 respectively, and the inner wall of the guide box 6 is provided with guide wheels 18 at equal intervals, the guide wheels 18 cooperate with the waterproof rope 5, and the guide wheels 18 are used to reduce scratches at the connection between the waterproof rope 5 and the guide box 6, thereby extending the service life of the device.

[0021] As a preferred solution, further, a guide wheel 20 is installed on the inner wall of the feed port 19, and a guide wheel 3 22 is installed on the inner wall of the discharge port 21. The waterproof rope 5 cooperates with the guide wheel 20 and the guide wheel 3 22. By setting the guide wheel 20 and the guide wheel 3 22, the waterproof rope 5 moves smoothly, avoiding contact between the waterproof rope 5 and the inner walls of the feed port 19 and the discharge port 21.

[0022] As a preferred solution, further, a top box 12 is installed on the top of the rotating frame 1, and slide bars 14 are installed on both sides of the inner cavity of the top box 12, and side blocks 15 are installed on both sides of the top plate 10, and the side blocks 15 are slidably installed on the outer surface of the slide bar 14. A hydraulic cylinder 11 is installed on the top of the top box 12, and the output end of the hydraulic cylinder 11 is connected to the top plate 10. A motor 13 is installed at the bottom of the inner cavity of the top box 12, and the output end of the motor 13 is connected to the rotating shaft 3; the hydraulic cylinder 11 drives the top plate 10 to move up and down, so that the top plate 10 drives the sleeve block 8 to move up and down through the connecting rod 9; the side blocks 15 are slidably connected to the outer surface of the slide bar 14, so that the sliding of the top plate 10 is stable; the motor 13 drives the rotating shaft 3 to rotate, drives the rake frame 4 to rotate, and cleans the inner wall of the mud scraper pool 2.

[0023] The rotating frame, scraper pool, rake frame, scraper, waterproof rope, scraper blade, motor and hydraulic cylinder in this case are prior art. The rotating frame, scraper pool, rake frame, scraper, scraper blade and motor all have the same structure and connection method as in the comparative documents. The motor is a three-phase motor. As long as the rotating frame, scraper pool, rake frame, scraper, waterproof rope, scraper blade, motor and hydraulic cylinder meet the requirements of this case, they are all acceptable.

[0024] Working principle: the electrical components appearing in the present application are all connected to an external power supply and a control switch when in use. After the utility model is installed, first check the installation and fixation and safety protection of the utility model, and then it can be used; when in use, silt adheres to the surface of the scraper 16, affecting the normal operation of the scraper 16, turn on the hydraulic cylinder 11, so that the hydraulic cylinder 11 drives the top plate 10 to move upward, and the top plate 10 is slidably connected to the surface of the slide bar 14 through the side block 15, so that the top plate 10 drives the connecting rod 9 to slide upward, and the connecting rod 9 drives the sleeve block 8 and the rotating plate 7 to slide upward, and the rotating plate 7 pulls the waterproof rope 5, and the waterproof rope 5 is guided by the guide wheel 3 22, the guide wheel 18 and the guide wheel 20, and drives the rake frame 4 to rotate upward around the rotating shaft 3 until the scraper 16 is rotated to a vertical state; then start the hydraulic cylinder 26, the hydraulic cylinder 26 drives the annular block 23 to move downward, so that the mounting seat 24 on the inner wall of the annular block 23 moves to both sides of the scraper 16, and the side wall of the scraper 16 is brushed by the brush 25. The scraper 16 is cleaned to achieve the effect of fully automatically cleaning the scraper 16; when the scraper 16 is cleaned, the scraper 16 is lowered by the hydraulic cylinder 11, and the motor 13 is turned on, so that the motor 13 drives the rotating shaft 3 to rotate, and the rotating shaft 3 drives the guide box 6, the rake frame 4 and the scraper blade 17 to rotate. At the same time, the rotating shaft 3 drives the rotating plate 7 to rotate through the protrusion 31 to avoid the waterproof rope 5 connected to the rotating plate 7 from being intertwined; In summary, the scraper for sewage treatment sedimentation tank is driven by the hydraulic cylinder 11 The top plate 10 moves upward, so that the top plate 10 pulls the sleeve block 8 upward through the connecting rod 9, so that the sleeve block 8 drives the rotating plate 7 to move upward, and the rotating plate 7 drives the waterproof rope 5 to move upward, so that the waterproof rope 5 pulls the rake frame 4 and the scraper 16, so that the scraper 16 rotates, which is convenient for cleaning the scraper 16; when the scraper 16 is pulled up to a vertical state, the annular block 23 is then driven downward by the hydraulic cylinder 26, so that the brush 25 cleans the scraper 16, thereby achieving a fully automatic cleaning effect, which is highly practical.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is limited by the appended claims rather than the above description, and therefore it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the present invention; any figure mark in the claims should not be regarded as limiting the claims involved.

[0026] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In the description of the present invention, the terms "one embodiment", "some embodiments", "specific embodiments", etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0028] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A sludge scraper for a sewage treatment sedimentation tank, comprising: A rotating frame (1), characterized in that a scraper pool (2) is installed at the bottom of the rotating frame (1), a rotating shaft (3) is rotatably installed at the middle side of the bottom of the rotating frame (1), a guide box (6) is installed in the middle of the side wall of the rotating shaft (3), a rake frame (4) is equidistantly rotatably installed at the bottom of the side wall of the rotating shaft (3), one end of a waterproof rope (5) is installed at the top of the rake frame (4), the other end of the waterproof rope (5) passes through the guide box (6) and is installed with a rotating plate (7), the outer surface of the rotating plate (7) is rotatably connected with a sleeve block (8), the top of the sleeve block (8) is installed with a connecting rod (9), the top of the connecting rod (9) is installed with a top plate (10), and the top plate (10) ) is installed with a hydraulic cylinder 1 (11) on the top; a scraper (16) is installed at the bottom of the rake frame (4), and the scraper (16) cooperates with the scraper pool (2); a scraper blade (17) is installed at the bottom of the rotating shaft (3), and the scraper blade (17) cooperates with the scraper pool (2); hydraulic cylinders 2 (26) are installed on both sides of the top of the rotating frame (1), and the output shafts of the hydraulic cylinders 2 (26) on both sides extend into the inner side of the scraper pool (2), and an annular block (23) is installed, and the inner wall of the annular block (23) is equidistantly installed with a mounting seat (24), and the inner wall of the mounting seat (24) is installed with a brush (25), and the brush (25) cooperates with the scraper (16).

2. A sludge scraper for a sewage treatment sedimentation tank according to claim 1, characterized in that: A protrusion (31) is installed in the middle of the side wall of the rotating shaft (3), and the rotating plate (7) is slidably connected to the outer surface of the protrusion (31).

3. A sludge scraper for a sewage treatment sedimentation tank according to claim 1, characterized in that: The inner side of the guide box (6) is a hollow structure, the side wall of the guide box (6) is provided with feed ports (19) at equal intervals, the top of the guide box (6) is provided with discharge ports (21) at equal intervals, the waterproof rope (5) extends through the feed port (19) and the discharge port (21) respectively, and the inner wall of the guide box (6) is provided with guide wheels (18) at equal intervals, and the guide wheels (18) cooperate with the waterproof rope (5).

4. A sludge scraper for a sewage treatment sedimentation tank according to claim 3, characterized in that: The inner wall of the feed port (19) is provided with a guide wheel 2 (20), the inner wall of the discharge port (21) is provided with a guide wheel 3 (22), and the waterproof rope (5) cooperates with the guide wheel 2 (20) and the guide wheel 3 (22).

5. A sludge scraper for a sewage treatment sedimentation tank according to claim 1, characterized in that: A top box (12) is installed on the top of the rotating frame (1), and sliding rods (14) are installed on both sides of the inner cavity of the top box (12). Side blocks (15) are installed on both sides of the top plate (10), and the side blocks (15) are slidably installed on the outer surface of the sliding rods (14). A hydraulic cylinder (11) is installed on the top of the top box (12), and the output end of the hydraulic cylinder (11) is connected to the top plate (10). A motor (13) is installed at the bottom of the inner cavity of the top box (12), and the output end of the motor (13) is connected to the rotating shaft (3).

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