Impeller of sludge stirrer for sewage treatment

Abstract

According to the sludge stirrer impeller for sewage treatment, a top seat is fixedly arranged at the upper end of a first vertical pipe, a fixing seat is arranged at the upper end of the top seat, a positioning frame is arranged on the fixing seat, a second vertical pipe is fixed to the lower end of the first vertical pipe, a base is fixedly arranged at the lower end of the second vertical pipe, and the first vertical pipe and the second vertical pipe rotate along with rotation of the first vertical pipe and the second vertical pipe. The plurality of stirring blades can provide a stirring effect on sludge in the tank body, so that the sludge on the inner wall of the tank body is stirred more sufficiently, the time required for stirring the sludge in the tank body can be shortened, and the sewage treatment efficiency can be further improved.

Description

Technical Field

[0001] The invention relates to the technical field of sludge agitators, in particular to an impeller of a sludge agitator for sewage treatment. Background Art

[0002] The sludge generated during sewage treatment needs to be treated and disposed of through a series of steps. Sludge mixing is an important part of this process, as it helps improve the physical properties of the sludge and improve the efficiency of subsequent treatment processes.

[0003] In the process of sludge stirring, a stirring impeller is required. When the existing stirring impeller is in use, its structure is simple and it cannot scrape the inner wall of the tank body, which will cause the sludge on the inner wall of the tank body to be insufficiently stirred, increase the time required for sludge stirring, and thus reduce the sewage treatment efficiency. Summary of the invention

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the present invention provides a sludge agitator impeller for sewage treatment.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned object, the present invention provides the following technical solution: a sludge agitator impeller for sewage treatment, comprising a first vertical pipe and a second vertical pipe, a top seat is fixedly arranged at the upper end of the first vertical pipe, a fixing seat is arranged at the upper end of the top seat, a positioning frame is arranged on the fixing seat, the second vertical pipe is fixed at the lower end of the first vertical pipe, and a base is fixedly arranged at the lower end of the second vertical pipe;

[0008] A plurality of stirring blades are provided on the outer walls of the first vertical tube and the second vertical tube;

[0009] The sludge agitator impeller also includes two scraping rods, two branch pipes are symmetrically arranged on the outer walls of the first vertical pipe and the second vertical pipe, the inside of the branch pipe is provided with a support rod, the outer end of the support rod is connected to the scraping rod, the inside of the top seat is provided with a first transmission assembly, and the inside of the base is provided with a second transmission assembly with the same structure as the first transmission assembly;

[0010] The first transmission assembly includes a first rotating shaft and a first screw rod, the first rotating shaft passes through the fixed seat and is inserted into the interior of the top seat, the first rotating shaft is rotatably connected to the top seat, a driving block is fixedly arranged at the lower end of the first rotating shaft, the first screw rod passes through the branch pipe, and the first screw rod is rotatably connected to the branch pipe, one end of the first screw rod is provided with a driven block located inside the top seat and meshing with the driving block, the first screw rod can be inserted into the interior of the support rod, and the first screw rod is threadedly connected to the support rod;

[0011] The second transmission assembly includes a second rotating shaft and a second screw, the second rotating shaft is rotatably connected to the base, the second screw is rotatably connected to a branch pipe on one side of the base, a slot is provided at the top of the second rotating shaft, a third rotating shaft is provided at the bottom end of the first rotating shaft, and a block is provided at the lower end of the third rotating shaft which is inserted into the slot.

[0012] In order to facilitate the assembly of the first vertical pipe and the branch pipe, the present invention is improved in that the bottom end of the first vertical pipe and the top end of the second vertical pipe are both provided with flange plates, and the two flange plates are fixed by first bolts.

[0013] Furthermore, the present invention is improved in that a toggle block is provided at the top end of the first rotating shaft.

[0014] Furthermore, the present invention is improved in that a plurality of side seats are provided on the outer walls of the first vertical tube and the second vertical tube, a positioning shaft is provided on the side seats, and the stirring blade is fixed on the positioning shaft.

[0015] In order to facilitate the adjustment of the angle of the stirring blade, the present invention has been improved in that a first docking plate is provided at one end of the side seat, a plurality of positioning holes are provided on the first docking plate, a second docking plate is provided at one end of the positioning shaft, a plurality of second bolts passing through the positioning holes are provided on the second docking plate.

[0016] Furthermore, the present invention is improved in that the stirring blade is fixed to the positioning shaft by welding.

[0017] In order to improve the stability of the support rod during adjustment, the present invention has the following improvements: a guide block is provided on the outer wall of the support rod, and a guide groove matching the guide groove is provided on the inner wall of the branch pipe.

[0018] Furthermore, an improvement of the present invention is that the guide block is rectangular.

[0019] (III) Beneficial effects

[0020] Compared with the prior art, the present invention provides a sludge agitator impeller for sewage treatment, which has the following beneficial effects:

[0021] The impeller of the sludge agitator for sewage treatment, with the rotation of the first vertical pipe and the second vertical pipe, the multiple stirring blades can provide a stirring effect to the sludge in the tank body, so that the sludge on the inner wall of the tank body is stirred more fully, which can shorten the time required for stirring the sludge in the tank body, thereby improving the sewage treatment efficiency;

[0022] In addition, the position of the scraper rod can be freely adjusted, so that the structure can be applied to tanks with different diameters, and the limitation during use is low;

[0023] Pull out the second bolt, and then insert the second bolt into the designated positioning hole to facilitate temporary adjustment of the inclination angle of the stirring blade, and selectively adjust the stirring effect of the stirring blade on the mud in the tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0025] Figure 2 For the present invention Figure 1 The main view;

[0026] Figure 3 For the present invention Figure 1 A schematic diagram of the local enlarged structure at point A in the middle;

[0027] Figure 4 It is a schematic diagram of the internal structure of the top seat in the present invention;

[0028] Figure 5 It is a structural schematic diagram of the card slot in the present invention;

[0029] In the figure: 1. first vertical tube; 2. top seat; 3. positioning frame; 4. fixed seat; 5. first rotating shaft; 6. branch tube; 7. support rod; 8. scraper rod; 9. stirring blade; 10. positioning shaft; 11. side seat; 12. first docking plate; 13. positioning hole; 14. second bolt; 15. second docking plate; 16. second vertical tube; 17. first screw; 18. driven block; 19. driving block; 20. third rotating shaft; 21. base; 22. second rotating shaft; 23. slot. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1-5 The present invention provides a sludge agitator impeller for sewage treatment, comprising a first vertical pipe 1 and a second vertical pipe 16, wherein a top seat 2 is fixedly arranged at the upper end of the first vertical pipe 1, a fixing seat 4 is arranged at the upper end of the top seat 2, a positioning frame 3 is arranged on the fixing seat 4, the second vertical pipe 16 is fixed at the lower end of the first vertical pipe 1, and a base 21 is fixedly arranged at the lower end of the second vertical pipe 16;

[0032] A plurality of stirring blades 9 are provided on the outer walls of the first vertical tube 1 and the second vertical tube 16;

[0033] The sludge agitator impeller further includes two scraping rods 8, two branch pipes 6 are symmetrically arranged on the outer walls of the first vertical pipe 1 and the second vertical pipe 16, and a support rod 7 is arranged inside the branch pipe 6, and the outer end of the support rod 7 is connected to the scraping rod 8, a first transmission assembly is arranged inside the top seat 2, and a second transmission assembly with the same structure as the first transmission assembly is arranged inside the base 21;

[0034] The first transmission assembly includes a first rotating shaft 5 and a first screw 17. The first rotating shaft 5 passes through the fixed seat 4 and is inserted into the interior of the top seat 2. The first rotating shaft 5 is rotatably connected to the top seat 2. A driving block 19 is fixedly arranged at the lower end of the first rotating shaft 5. The first screw 17 passes through the branch pipe 6 and is rotatably connected to the branch pipe 6. One end of the first screw 17 is provided with a driven block 18 located inside the top seat 2 and meshing with the driving block 19. The first screw 17 can be inserted into the interior of the support rod 7, and the first screw 17 is threadedly connected to the support rod 7.

[0035] The second transmission assembly includes a second rotating shaft 22 and a second screw, the second rotating shaft 22 is rotatably connected to the base 21, the second screw is rotatably connected to the branch pipe 6 on one side of the base 21, a slot 23 is provided at the top of the second rotating shaft 22, a third rotating shaft 20 is provided at the bottom end of the first rotating shaft 5, and a block is provided at the lower end of the third rotating shaft 20 to be inserted into the slot 23;

[0036] In this embodiment, the top of the positioning frame 3 is connected to the designated transmission shaft through a coupling, so that the structure is placed in a designated stirring tank. The transmission shaft can drive the structure to rotate in the tank body, and the sludge material in the tank body can be stirred and mixed.

[0037] When the present structure is placed inside the tank body, the first rotating shaft 5 is rotated, and the driving block 19 drives the driven block 18 to rotate, and the third rotating shaft 20 drives the second rotating shaft 22 to rotate. Since the structures of the first transmission assembly and the second transmission assembly are the same, only the first transmission assembly needs to be described here. Since the positions of the first rotating shaft 5 and the first screw 17 are fixed, when the first screw 17 is rotating, the support rod 7 can be extended or retracted in the branch pipe 6 through the action of the thread structure, so that the scraper rod 8 can move in the tank body and contact the inner wall of the tank body. With the rotation of the first vertical pipe 1 and the second vertical pipe 16, the multiple stirring blades 9 can provide a stirring effect for the sludge in the tank body, and the scraper rod 8 can provide a scraping effect for the inner wall of the sludge tank body, so that the sludge at the inner wall of the tank body can be stirred more fully, which can shorten the time required for stirring the sludge in the tank body, thereby improving the sewage treatment efficiency.

[0038] Furthermore, the position of the scraper rod 8 can be freely adjusted, so that the structure can be applied to tanks with different diameters and has low limitations during use.

[0039] In this embodiment, flange plates are provided at the bottom end of the first vertical pipe 1 and the top end of the second vertical pipe 16. The two flange plates are fixed by first bolts. The two flange plates facilitate assembly of the first vertical pipe 1 and the branch pipe 6.

[0040] Furthermore, a toggle block is provided at the top end of the first rotating shaft 5 , and the toggle block can facilitate the operation of the first rotating shaft 5 .

[0041] Furthermore, a plurality of side seats 11 are provided on the outer walls of the first vertical tube 1 and the second vertical tube 16, a positioning shaft 10 is provided on the side seat 11, the stirring blade 9 is fixed on the positioning shaft 10, a first docking plate 12 is provided at one end of the side seat 11, a plurality of positioning holes 13 are provided on the first docking plate 12, a second docking plate 15 is provided at one end of the positioning shaft 10, a plurality of second bolts 14 penetrating the positioning holes 13 are provided on the second docking plate 15, the second bolts 14 are pulled out, and then the second bolts 14 are inserted into the designated positioning holes 13, so as to temporarily adjust the inclination angle of the stirring blade 9 and selectively adjust the stirring effect of the stirring blade 9 on the mud in the tank body.

[0042] In this embodiment, the stirring blade 9 is fixed to the positioning shaft 10 by welding.

[0043] In this structure, a guide block is provided on the outer wall of the support rod 7, and a guide groove cooperating with the guide groove is provided on the inner wall of the branch pipe 6. The guide block is rectangular. The cooperation between the guide block and the guide groove can improve the stability of the support rod 7 during extension and retraction.

[0044] In the description of this article, it should be noted that relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0045] While the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.

Claims

1. A sludge agitator impeller for sewage treatment, comprising a first vertical pipe (1) and a second vertical pipe (16), characterized in that: A top seat (2) is fixedly arranged at the upper end of the first vertical tube (1), a fixed seat (4) is arranged at the upper end of the top seat (2), a positioning frame (3) is arranged on the fixed seat (4), the second vertical tube (16) is fixed at the lower end of the first vertical tube (1), and a base (21) is fixedly arranged at the lower end of the second vertical tube (16); A plurality of stirring blades (9) are provided on the outer walls of the first vertical tube (1) and the second vertical tube (16); The sludge agitator impeller further comprises two scraping rods (8), two branch pipes (6) are symmetrically arranged on the outer walls of the first vertical pipe (1) and the second vertical pipe (16), a support rod (7) is arranged inside the branch pipe (6), and the outer end of the support rod (7) is connected to the scraping rod (8), a first transmission assembly is arranged inside the top seat (2), and a second transmission assembly having the same structure as the first transmission assembly is arranged inside the base (21); The first transmission assembly comprises a first rotating shaft (5) and a first screw rod (17), the first rotating shaft (5) passes through the fixed seat (4) and is inserted into the interior of the top seat (2), the first rotating shaft (5) is rotatably connected to the top seat (2), a driving block (19) is fixedly arranged at the lower end of the first rotating shaft (5), the first screw rod (17) passes through the branch pipe (6), and the first screw rod (17) is rotatably connected to the branch pipe (6), one end of the first screw rod (17) is provided with a driven block (18) located inside the top seat (2) and meshing with the driving block (19), the first screw rod (17) can be inserted into the interior of the support rod (7), and the first screw rod (17) is threadedly connected to the support rod (7); The second transmission assembly comprises a second rotating shaft (22) and a second screw rod, the second rotating shaft (22) is rotatably connected to the base (21), the second screw rod is rotatably connected to a branch pipe (6) on one side of the base (21), a clamping groove (23) is provided at the top of the second rotating shaft (22), a third rotating shaft (20) is provided at the bottom end of the first rotating shaft (5), and a clamping block inserted into the inside of the clamping groove (23) is provided at the lower end of the third rotating shaft (20).

2. A sludge agitator impeller for sewage treatment according to claim 1, characterized in that: The bottom end of the first vertical pipe (1) and the top end of the second vertical pipe (16) are both provided with flange plates, and the two flange plates are fixed by first bolts.

3. A sludge agitator impeller for sewage treatment according to claim 2, characterized in that: A toggle block is provided at the top end of the first rotating shaft (5).

4. A sludge agitator impeller for sewage treatment according to claim 3, characterized in that: A plurality of side seats (11) are provided on the outer walls of the first vertical tube (1) and the second vertical tube (16); a positioning shaft (10) is provided on the side seat (11); and the stirring blade (9) is fixed on the positioning shaft (10).

5. A sludge agitator impeller for sewage treatment according to claim 4, characterized in that: A first docking plate (12) is provided at one end of the side seat (11), and a plurality of positioning holes (13) are provided on the first docking plate (12); a second docking plate (15) is provided at one end of the positioning shaft (10), and a plurality of second bolts (14) penetrating the positioning holes (13) are provided on the second docking plate (15).

6. The impeller of a sludge agitator for sewage treatment according to claim 5, characterized in that: The stirring blade (9) is fixed to the positioning shaft (10) by welding.

7. A sludge agitator impeller for sewage treatment according to claim 6, characterized in that: A guide block is provided on the outer wall of the support rod (7), and a guide groove matching the guide groove is provided on the inner wall of the branch pipe (6).

8. The impeller of a sludge agitator for sewage treatment according to claim 7, characterized in that: The guide block is rectangular.

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