Sludge dewatering feeding pump convenient to assemble and install

Abstract

The utility model relates to the technical field of feeding pump combination installation, in particular to a sludge dewatering feeding pump convenient to combine and install, which comprises a base plate, a feeding pump arranged on the upper surface of the base plate close to the left end, a fixing seat arranged in the middle of a U-shaped plate, a dewatering cylinder arranged on the upper surface of the fixing seat, and an auger blade arranged in the middle of the dewatering cylinder. The auger blade is connected with the rotating shaft through a connecting shaft, a filter cartridge is further arranged on the inner wall of the dewatering cylinder, and a connecting cover is arranged at the right end of the dewatering cylinder; according to the sludge dewatering feeding pump convenient to combine and mount, the feeding pump is fixedly connected with the base plate under the cooperation of screws, and fastening bolts penetrate through penetrating holes and are in threaded connection with threaded holes, so that the fixed seat is convenient to combine, mount and use, auger blades are convenient to mount, and continuous rotation is convenient to push sludge; sludge and water are separated and filtered under the cooperation of the filter cartridge, a mixture of sludge and water is convenient to convey through the installation of the feed pipe, and filtered water is convenient to discharge under the cooperation of the drain pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of combined installation of feed pumps, in particular to a sludge dewatering feed pump which is convenient for combined installation. Background Art

[0002] Sludge dehydration is a sludge treatment method that removes moisture from flowing primary, concentrated or digested sludge and converts it into semi-solid or solid mud blocks. The dehydration methods mainly include natural drying, mechanical dehydration and granulation. The feed pump is a double-shell (or single-shell) guide vane multi-stage centrifugal pump; the outer shell of the double shell is cylindrical; the inner shell is a radial part assembly integral type, and with the cooperation of the feed pump, it can realize continuous sludge transportation and dehydration.

[0003] The installation of a general sludge dewatering feed pump combination is time-consuming and labor-intensive, and it is not convenient to clean the inside of the dewatering device, which affects the efficiency of sludge dewatering. In addition, the feed pump and the dewatering device are not firmly combined, which affects the dewatering use. Utility Model Content

[0004] The utility model aims to provide a sludge dewatering feed pump which is convenient for assembly and installation, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A sludge dewatering feed pump which is easy to assemble and install, comprises a base plate, a feed pump is provided at the upper surface of the base plate near the left end, the output shaft of the feed pump is coaxially connected with a convex column, a U-shaped plate is provided at the upper surface of the base plate near the right end, a fixing seat is provided in the middle of the U-shaped plate, a dewatering cylinder is provided on the upper surface of the fixing seat, a rotating shaft is provided at the center of the left end of the dewatering cylinder, a slot is provided on the left end surface of the rotating shaft, an auger blade is provided in the middle of the dewatering cylinder, the auger blade is connected to the rotating shaft through a connecting shaft, a filter cylinder is also provided on the inner wall of the dewatering cylinder, a feed pipe connected to the interior is embedded at the upper part of the circumferential outer wall of the dewatering cylinder near the left end, a water outlet pipe connected to the interior is embedded at one side of the circumferential outer wall of the dewatering cylinder near the right end, the water outlet pipe is connected to the interior of the filter cylinder, and a connecting cover is provided at the right end of the dewatering cylinder.

[0007] Preferably, the feed pump is fixedly connected to the base plate by screws, and the boss is fixed to the output shaft of the feed pump by welding.

[0008] Preferably, the U-shaped plate is fixed to the base plate by welding, a rubber pad is provided on the lower surface of the base plate, the length of the rubber pad is matched with the length of the base plate, and the rubber pad is fixed to the base plate by bonding.

[0009] Preferably, the width of the bottom of the fixing seat is adapted to the width between the two side arms of the U-shaped plate, and through holes are provided on both sides of the bottom of the fixing seat near the corners, and fastening bolts are provided in the through holes, and threaded holes are provided on the base plate corresponding to the through holes.

[0010] Preferably, the rotating shaft is rotatably connected to the dehydration cylinder, the connecting shaft on the auger blade is welded and fixed to the rotating shaft, the width of the slot is matched with the width of the boss, the connecting cover is fixedly connected to the dehydration cylinder by screws, and a mud discharge hole is opened at the center of the connecting cover.

[0011] Preferably, the feed pipe is fixed to the dehydration cylinder by welding, and a connecting flange is provided at the end of the feed pipe.

[0012] Preferably, the filter cartridge is tightly bonded and fixed to the inner wall of the dehydration cartridge, the left end of the filter cartridge corresponds to the feed pipe port, the auger blade fits tightly to the inner wall of the filter cartridge, the outlet pipe is welded and fixed to the dehydration cartridge, and a connecting flange is also provided at the end of the outlet pipe.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The feed pump of the utility model is fixedly connected to the base plate with the cooperation of screws, the fixing seat is clamped with the U-shaped plate, the fastening bolt passes through the through hole and is threadedly connected with the threaded hole, which is convenient for the combined installation and use of the fixing seat, the convex column on the output shaft of the feed pump is plug-fitted with the slot on the rotating shaft, the installation of the auger blade is convenient for continuous rotation to push the sludge, and with the cooperation of the filter cartridge, the sludge and water are separated and filtered, the feed pipe is installed, which is convenient for conveying the mixture of sludge and water, and with the cooperation of the drain pipe, it is convenient to discharge the filtered water.

[0015] 2. A rubber pad is installed on the lower surface of the base plate of the utility model to increase the friction with the contact surface, which helps to stably install it in the required fixed position and prevent slipping from affecting the installation combination. The connecting cover is cooperated to seal the inside of the dehydration cylinder, and a mud discharge hole is opened on the connecting cover to facilitate the discharge of sludge after dehydration and continuous sludge transportation and drainage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the combined structure of the feed pump and the base plate of the utility model;

[0018] Figure 3 This is a schematic diagram of the combined structure of the fixed seat and the dehydration cylinder of the utility model;

[0019] Figure 4 This is a schematic diagram of the combined structure of the dehydration cylinder and the connecting cover of the utility model;

[0020] Figure 5 This is a schematic diagram of the combined structure of the filter cartridge and the water outlet pipe of the utility model;

[0021] Figure 6 It is a schematic diagram of the partial cross-sectional structure of the dehydration cylinder of the utility model.

[0022] The meaning of each number in the figure is:

[0023] 1. Base plate; 10. Threaded hole; 11. Rubber pad;

[0024] 2. Feed pump; 20. convex column;

[0025] 3. U-shaped board;

[0026] 4. Fixing seat; 40. Perforation; 41. Fastening bolt;

[0027] 5. Dehydration cylinder; 50. Rotating shaft; 500. Slot; 51. Feed pipe; 52. Water outlet pipe; 53. Connecting cover; 54. Auger blade; 55. Filter cylinder. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] See also Figure 1-6 , this embodiment provides a technical solution:

[0031] A sludge dewatering feed pump which is convenient for assembly and installation comprises a base plate 1, a feed pump 2 is provided at the upper surface of the base plate 1 near the left end, the output shaft of the feed pump 2 is coaxially connected with a boss 20, a U-shaped plate 3 is provided at the upper surface of the base plate 1 near the right end, a fixing seat 4 is provided in the middle of the U-shaped plate 3, a dewatering cylinder 5 is provided on the upper surface of the fixing seat 4, a rotating shaft 50 is provided at the center of the left end of the dewatering cylinder 5, a slot 500 is provided on the left end surface of the rotating shaft 50, an auger blade 54 is provided in the middle of the dewatering cylinder 5, the auger blade 54 is connected to the rotating shaft 50 through a connecting shaft, a filter cylinder 55 is also provided on the inner wall of the dewatering cylinder 5, a feed pipe 51 communicating with the interior is embedded at the upper part of the circumferential outer wall of the dewatering cylinder 5 near the left end, a water outlet pipe 52 communicating with the interior is embedded at one side of the circumferential outer wall of the dewatering cylinder 5 near the right end, the water outlet pipe 52 is communicated with the interior of the filter cylinder 55, and a connecting cover 53 is provided at the right end of the dewatering cylinder 5.

[0032] In this embodiment, the feed pump 2 is fixedly connected to the base plate 1 by screws, and the boss 20 is fixed to the output shaft of the feed pump 2 by welding, thereby increasing the stability of the structure.

[0033] Furthermore, the U-shaped plate 3 is welded and fixed to the base plate 1, and a rubber pad 11 is provided on the lower surface of the base plate 1. The length of the rubber pad 11 is adapted to the length of the base plate 1, and the rubber pad 11 is bonded and fixed to the base plate 1. The installation of the U-shaped plate 3 facilitates the quick clamping and installation of the fixing seat 4. The installation of the rubber pad 11 increases the friction force, making it easier to stably fix it at the position where it needs to be used.

[0034] Specifically, the width of the bottom of the fixing seat 4 is adapted to the width between the two side arms of the U-shaped plate 3, and through holes 40 are provided on both sides of the bottom of the fixing seat 4 near the corners, and fastening bolts 41 are provided in the through holes 40. Threaded holes 10 are provided on the base plate 1 at positions corresponding to the through holes 40, and the diameter of the fastening bolts 41 is adapted to the aperture of the threaded holes 10. The fastening bolts 41 pass through the through holes 40 and are threadedly connected with the threaded holes 10, which makes it convenient to fix the fixing seat 4 on the base plate 1, facilitates manual assembly and installation, and facilitates replacement.

[0035] Secondly, the rotating shaft 50 is rotatably connected to the dewatering cylinder 5, the connecting shaft on the auger blade 54 is welded and fixed to the rotating shaft 50, the width of the slot 500 is adapted to the width of the boss 20, the connecting cover 53 is fixedly connected to the dewatering cylinder 5 by screws, and a mud discharge hole is opened at the center of the connecting cover 53. The cooperation of the connecting cover 53 protects the inside of the dewatering cylinder 5, and the mud discharge hole helps to timely discharge the dehydrated sludge, which is convenient for continuous dehydration. The boss 20 is plugged into the slot 500 to facilitate the plug-in combination of the feed pump 2 and the dewatering cylinder 5.

[0036] It should be noted that the feed pipe 51 is welded and fixed to the dewatering cylinder 5, and a connecting flange is provided at the end of the feed pipe 51. The installation of the feed pipe 51 facilitates guiding the mixture of sludge and water into the dewatering cylinder 5 for dehydration. With the cooperation of the connecting flange, the feed pipe 51 is convenient for connecting and combining with external pipelines.

[0037] Secondly, the filter cartridge 55 is tightly bonded and fixed to the inner wall of the dewatering cartridge 5, the left end of the filter cartridge 55 corresponds to the port of the feed pipe 51, the auger blade 54 is tightly fitted to the inner wall of the filter cartridge 55, the outlet pipe 52 is welded and fixed to the dewatering cartridge 5, and a connecting flange is also provided at the end of the outlet pipe 52. The filter cartridge 55 is used in conjunction with the auger blade 54 to push the sludge spiral forward, the filter cartridge 55 separates the sludge and water, and the outlet pipe 52 guides the filtered water to be discharged. With the cooperation of the connecting flange, the outlet pipe 52 is connected to the external drainage pipe to reduce the impact on the surrounding environment.

[0038] When the sludge dewatering feed pump of the present embodiment which is convenient for assembly and installation is in use, the user manually fixes the feed pump 2 on the base plate 1 by screws, the dewatering cylinder 5 is connected to the fixing seat 4, the fixing seat 4 is inserted in the U-shaped plate 3, the boss 20 on the feed pump 2 is plugged into the slot 500, and then the fixing seat 4 is fixed to the base plate 1 by the fastening bolt 41, the auger blade 54 is connected to the rotating shaft 50, the filter cylinder 55 is inserted in the dewatering cylinder 5, and the connecting cover 53 is connected to the dewatering cylinder 5 to protect the inside of the dewatering cylinder 5. The overall assembly is convenient for installation, which is conducive to disassembly and replacement, cleaning the inside of the dewatering cylinder 5, and continuous sludge dewatering. With the cooperation of the rubber pad 11, the friction force is increased, and the overall stable fixed installation is convenient to be installed at the position where it is needed.

[0039] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A sludge dewatering feed pump that is convenient for assembly and installation, comprising a base plate (1), characterized in that: A feed pump (2) is provided on the upper surface of the base plate (1) near the left end, and the output shaft of the feed pump (2) is coaxially connected with a convex column (20). A U-shaped plate (3) is provided on the upper surface of the base plate (1) near the right end, and a fixed seat (4) is provided in the middle of the U-shaped plate (3). A dehydration cylinder (5) is provided on the upper surface of the fixed seat (4). A rotating shaft (50) is provided at the center of the left end of the dehydration cylinder (5). A slot (500) is provided on the left end surface of the rotating shaft (50). An auger blade (54), the auger blade (54) is connected to the rotating shaft (50) through a connecting shaft, a filter cylinder (55) is also provided on the inner wall of the dehydration cylinder (5), a feed pipe (51) communicating with the interior is embedded near the left end above the circumferential outer wall of the dehydration cylinder (5), a water outlet pipe (52) communicating with the interior is embedded near the right end on one side of the circumferential outer wall of the dehydration cylinder (5), the water outlet pipe (52) is connected to the interior of the filter cylinder (55), and a connecting cover (53) is provided at the right end of the dehydration cylinder (5).

2. The sludge dewatering feed pump that is convenient for assembly and installation according to claim 1 is characterized in that: The feed pump (2) is fixedly connected to the base plate (1) via screws, and the boss (20) is fixedly welded to the output shaft of the feed pump (2).

3. The sludge dewatering feed pump that is convenient for assembly and installation according to claim 1 is characterized in that: The U-shaped plate (3) is welded and fixed to the base plate (1); a rubber pad (11) is provided on the lower surface of the base plate (1); the length of the rubber pad (11) matches the length of the base plate (1); and the rubber pad (11) is adhesively fixed to the base plate (1).

4. The sludge dewatering feed pump that is convenient for assembly and installation according to claim 1 is characterized in that: The width of the bottom of the fixing seat (4) is adapted to the width between the two side arms of the U-shaped plate (3); through holes (40) are provided on both sides of the bottom of the fixing seat (4) near the corners; fastening bolts (41) are provided in the through holes (40); and threaded holes (10) are provided on the base plate (1) at positions corresponding to the through holes (40).

5. The sludge dewatering feed pump that is convenient for assembly and installation according to claim 1 is characterized in that: The rotating shaft (50) is rotatably connected to the dewatering cylinder (5); the connecting shaft on the auger blade (54) is welded and fixed to the rotating shaft (50); the width of the slot (500) is matched with the width of the protruding column (20); the connecting cover (53) is fixedly connected to the dewatering cylinder (5) by screws; and a mud discharge hole is provided at the center of the connecting cover (53).

6. The sludge dewatering feed pump that is convenient for assembly and installation according to claim 1 is characterized in that: The feed pipe (51) is fixed to the dehydration cylinder (5) by welding, and a connecting flange is provided at the end of the feed pipe (51).

7. The sludge dewatering feed pump that is convenient for assembly and installation according to claim 1 is characterized in that: The filter cylinder (55) is tightly bonded and fixed to the inner wall of the dehydration cylinder (5); the left end of the filter cylinder (55) corresponds to the port of the feed pipe (51); the auger blade (54) is tightly fitted to the inner wall of the filter cylinder (55); the water outlet pipe (52) is welded and fixed to the dehydration cylinder (5); and a connecting flange is also provided at the end of the water outlet pipe (52).

Images