阅读说明：本技术 一种防堵塞污泥回流泵 (Prevent blockking up mud backwash pump ) 是由 朱庆龙 梁樑 孟奇 谢文强 高云 刘硕 熊其波 于 2020-12-17 设计创作，主要内容包括：本发明涉及一种防堵塞污泥回流泵,包括：内层壳体、外层壳体和驱动电机,所述内层壳体设置在所述外层壳体内；所述驱动电机包括驱动轴,所述驱动轴从所述外层壳体的一侧延伸至所述内层壳体内；所述内层壳体内设有若干组旋转叶轮和锥形体,若干个所述旋转叶轮均匀套设在所述驱动轴的长度方向上,且所述锥形体设置在所述驱动轴远离所述驱动电机的一端,所述内层壳体位于所述锥形体的一侧设有进污泥管和进污水管。本发明所示的防堵塞污泥回流泵能解决现有技术中块状污泥结于旋转叶轮并且硬化进而阻碍驱动电机启动的难题,使得污泥回流泵能顺利进行工作,工作自动化程度高,应用前景广泛。(The invention relates to an anti-clogging sludge reflux pump, which comprises: the device comprises an inner shell, an outer shell and a driving motor, wherein the inner shell is arranged in the outer shell; the drive motor includes a drive shaft extending from one side of the outer housing into the inner housing; be equipped with a plurality of rotatory impeller of group and conical body in the inlayer casing, a plurality of the even cover of rotatory impeller is established on the length direction of drive shaft, just the conical body sets up the drive shaft is kept away from driving motor's one end, the inlayer casing is located one side of conical body is equipped with into sludge pipe and advances the sewage pipe. The anti-blocking sludge reflux pump disclosed by the invention can solve the problem that blocky sludge is accumulated on the rotary impeller and hardened to further block the starting of the driving motor in the prior art, so that the sludge reflux pump can work smoothly, the working automation degree is high, and the application prospect is wide.)

1. The utility model provides a prevent blockking up mud backwash pump which characterized in that includes: the device comprises an inner shell (1), an outer shell (2) and a driving motor (3), wherein the inner shell (1) is horizontally arranged in the outer shell (2); the driving motor (3) comprises a driving shaft (4), and the driving shaft (4) extends into the inner shell (1) from one side of the outer shell (2); a plurality of groups of rotating impellers (5) and conical bodies (6) are arranged in the inner shell (1), the rotating impellers (5) are uniformly sleeved in the length direction of the driving shaft (4), the conical bodies (6) are arranged at one ends, far away from the driving motor (3), of the driving shaft (4), a sludge inlet pipe (7) and a sewage inlet pipe (8) are arranged on one side, located on the conical bodies (6), of the inner shell (1), the sludge inlet pipe (7) is vertically arranged downwards, and the sewage inlet pipe (8) is horizontally arranged; a sewage discharge pipe (9) is further arranged at one end of the inner shell (1), the surface of the inner shell (1) is of a mesh structure, a gap is formed between the inner shell (1) and the outer shell (2), a water delivery motor (10) is arranged outside the outer shell (2), and the output end of the water delivery motor (10) is communicated to the gap between the inner shell (1) and the outer shell (2); the outer portion of the rotating impeller (5) is provided with a flexible rubber ring (11), and the flexible rubber ring (11) is in contact with the inner shell (1).

2. The anti-clogging sludge recirculation pump according to claim 1, characterized in that the drive shaft (4) is connected with the inner shell (1) and the outer shell (2) by bearings.

3. The anti-clogging sludge recirculation pump according to claim 1, wherein a first mesh enclosure (12) is provided at the end of the sludge inlet pipe (7), and a second mesh enclosure (13) is provided at the end of the sewage inlet pipe (8).

4. The anti-clogging sludge recirculation pump according to claim 1, wherein a first switch valve (19) and a water level sensor (14) are disposed on the sewage inlet pipe (8), a second switch valve (15) is disposed on an output pipeline of the water delivery motor (10), and the water delivery motor (10), the first switch valve (19), the water level sensor (14) and the second switch valve (15) are connected to a controller (16).

5. The anti-clogging sludge recirculation pump according to claim 1, characterized in that the inner shell (1) and the outer shell (2) are both cylindrical structures.

6. Anti-clogging sludge recirculation pump according to claim 1, characterized in that said rotating impellers (5) are provided in three groups.

7. The anti-clogging sludge recirculation pump according to claim 1, characterized in that the blow-off pipe (9) is disposed at the upper end of the inner shell (1).

8. The anti-clogging sludge recirculation pump according to claim 1, wherein the driving motor (3) is a submersible motor.

9. The anti-clogging sludge recirculation pump according to claim 1, characterized in that the water delivery motor (10) is connected between the inner shell (1) and the outer shell (2) through a first pipe (17) and a second pipe (18).

10. The anti-clogging sludge recirculation pump according to claim 9, characterized in that said first pipe (17) is flanged to said second pipe (18).

Technical Field

The invention relates to the technical field of sludge reflux pumps, in particular to an anti-blocking sludge reflux pump.

Background

Sludge reflux pump, be a section and be used for discharging the higher transport machinery of viscosity concentration, sludge reflux pump generally is used for the transport of sludge and paper sludge before the dehydration, current sludge reflux pump is at sewage treatment's in-process, because mix many other rubbish or cubic silt in the mud, if pile up inside sludge reflux pump, cause the jam easily, thereby influence its normal rotatory operation, and its structure is relatively fixed, inconvenient inside the clearing up of sludge reflux pump, and the operation process is loaded down with trivial details, lead to work efficiency low.

To this end, those skilled in the relevant art will appreciate improvements, such as "an anti-clogging sludge recirculation pump" proposed in chinese patent application No. CN209444572U, its technical essential includes the casing, the both sides end of casing is equipped with left adapter sleeve passageway and right adapter sleeve passageway respectively, the left end fixed connection feed channel of left side adapter sleeve passageway, the right-hand member outside of right side adapter sleeve passageway is equipped with the motor, the output fixed connection axis of rotation of motor, left side adapter sleeve passageway, right side adapter sleeve passageway respectively and the casing between the outside surface cover of junction be equipped with solid fixed ring, just be located the inside outside fixed surface of casing in the axis of rotation and install two sets of rotatory impellers, just be located two supporting shoes of two sets of rotatory impeller's both sides fixed connection in the axis of rotation, the outside surface circumference of supporting shoe distributes and is equipped with four dead levers, the top of dead lever is equipped with branch, and be located.

However, the technical solution in this document still has the disadvantages that the downtime is long, the block sludge in the pump can be adhered to the blade and hardened to further prevent the motor from starting, and the sludge reflux pump is blocked.

Disclosure of Invention

The embodiment of the invention provides an anti-blocking sludge reflux pump, which aims to solve part of problems in the background technology.

The embodiment of the invention provides an anti-blocking sludge reflux pump, which comprises: the device comprises an inner shell, an outer shell and a driving motor, wherein the inner shell, the outer shell and the driving motor are horizontally arranged; the drive motor includes a drive shaft extending from one side of the outer housing into the inner housing; a plurality of groups of rotating impellers and conical bodies are arranged in the inner shell, the rotating impellers are uniformly sleeved in the length direction of the driving shaft, the conical bodies are arranged at one ends of the driving shaft far away from the driving motor, one side of the inner shell, which is positioned at the conical bodies, is provided with a sludge inlet pipe and a sewage inlet pipe, the sludge inlet pipe is vertically arranged downwards, and the sewage inlet pipe is horizontally arranged; a sewage discharge pipe is further arranged at one end of the inner shell, the surface of the inner shell is of a mesh structure, a gap is formed between the inner shell and the outer shell, a water delivery motor is arranged outside the outer shell, and the output end of the water delivery motor is communicated to the gap between the inner shell and the outer shell; and a flexible rubber ring is arranged outside the rotary impeller and is in contact with the inner shell.

Further, the driving shaft is connected with the inner shell and the outer shell through bearings.

Further, the tip that advances the sludge pipe is equipped with first screen panel, the tip that advances the sewage pipe is equipped with the second screen panel.

Furthermore, a first switch valve and a water level sensor are arranged on the sewage inlet pipe, a second switch valve is arranged on an output pipeline of the water delivery motor, and the water delivery motor, the first switch valve, the water level sensor and the second switch valve are connected with a controller.

Further, the inner shell and the outer shell are both cylindrical structures.

Further, the rotary impellers are provided with three groups.

Further, the sewage discharge pipe is arranged at the upper end of the inner shell.

Further, the driving motor is a submersible motor.

Further, the water delivery motor is communicated between the inner shell and the outer shell through a first pipeline and a second pipeline.

Further, the first pipeline and the second pipeline are connected through a flange.

The advantages of the invention are as follows: the anti-clogging sludge reflux pump is provided with the sludge inlet pipe and the sewage inlet pipe, the sludge inlet pipe is vertically and downwards arranged to facilitate the absorption of sludge precipitated at the bottom, the sewage inlet pipe is horizontally arranged to facilitate the absorption of sewage existing on the surface of the sludge, and the anti-clogging sludge reflux pump respectively absorbs the sludge and muddy water through the sludge inlet pipe and the sewage inlet pipe, mixes and pumps the sludge and muddy water into the inner shell, can reduce the viscosity of the sludge and facilitates the output of the sludge by the anti-clogging sludge reflux pump. In addition, the outer shell is arranged outside the inner shell, the surface of the inner shell is of a net structure, the water delivery motor is started periodically to input a high-pressure water source to a gap between the inner shell and the outer shell, the high-pressure water source penetrates through the inner shell to dilute and clean sludge in the inner shell, block-shaped sludge in the pump is prevented from being bonded to the rotary impeller and hardening to further block the starting of the driving motor, and the anti-blocking sludge reflux pump disclosed by the embodiment of the invention has the effect of convenience in starting. Meanwhile, the flexible rubber ring is arranged on the rotary impeller and is in contact with the inner wall of the inner shell, the rotary impeller drives the flexible rubber ring to clean the inner wall of the inner shell in the rotating process, and residual blocky sludge is cleaned out in time, so that the phenomenon that the blocky sludge is bonded on the rotary impeller and hardened to further hinder the starting of the driving motor is avoided. Finally, the water level sensor and the first switch valve are arranged in the sewage inlet pipe, when the water level sensor detects that the water level is low, no sewage enters the sewage inlet pipe, the controller drives the first switch valve to be closed, the air suction of the anti-blocking sludge reflux pump to the sewage inlet pipe is avoided, and meanwhile the controller can drive the water delivery motor and the second switch valve to perform timing operation to dilute and clean the inner shell.

In conclusion, the anti-clogging sludge reflux pump disclosed by the invention can solve the problem that blocky sludge is accumulated on the rotary impeller and hardened to further obstruct the starting of the driving motor in the prior art, so that the sludge reflux pump can work smoothly, the working automation degree is high, and the application prospect is wide.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of an anti-clogging sludge recirculation pump according to an embodiment of the present invention.

FIG. 2 is an electrical schematic diagram of the controller connections in one embodiment of the present invention.

In the figure: the device comprises an inner shell 1, an outer shell 2, a driving motor 3, a driving shaft 4, a rotary impeller 5, a conical body 6, a sludge inlet pipe 7, a sewage inlet pipe 8, a sewage discharge pipe 9, a water delivery motor 10, a flexible rubber ring 11, a first mesh enclosure 12, a second mesh enclosure 13, a water level sensor 14, a second switch valve 15, a controller 16, a first pipeline 17, a second pipeline 18 and a first switch valve 19.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the invention and are not intended to limit the scope of the invention, i.e., the invention is not limited to the embodiments described, but covers any modifications, alterations, and improvements in the parts, components, and connections without departing from the spirit of the invention.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

The present application will be described in detail with reference to fig. 1 and 2, in conjunction with an embodiment.

According to the embodiment of the invention, the anti-blocking sludge reflux pump comprises: the device comprises an inner shell 1, an outer shell 2 and a driving motor 3 which are horizontally arranged, wherein the inner shell 1 is arranged in the outer shell 2; the driving motor 3 comprises a driving shaft 4, the driving shaft 4 extends from one side of the outer shell 2 to the inner shell 1, and the driving shaft 4; a plurality of groups of rotating impellers 5 and conical bodies 6 are arranged in the inner shell 1, the rotating impellers 5 are uniformly sleeved in the length direction of the driving shaft 4, the conical bodies 6 are arranged at one ends, far away from the driving motor 3, of the driving shaft 4, a sludge inlet pipe 7 and a sewage inlet pipe 8 are arranged on one side, located at the conical bodies 6, of the inner shell 1, the sludge inlet pipe 7 is vertically arranged downwards, and the sewage inlet pipe 8 is horizontally arranged; a sewage discharge pipe 9 is further arranged at one end of the inner shell 1, the surface of the inner shell 1 is of a mesh structure, a gap is formed between the inner shell 1 and the outer shell 2, a water delivery motor 10 is arranged outside the outer shell 2, and the output end of the water delivery motor 10 is communicated to the gap between the inner shell 1 and the outer shell 2; the outer part of the rotating impeller 5 is provided with a flexible rubber ring 11, and the flexible rubber ring 11 is in contact with the inner shell 1.

Specifically, the driving shaft 4 is connected with the inner shell 1 and the outer shell 2 through bearings, the end of the sludge inlet pipe 7 is provided with a first mesh enclosure 12, the end of the sewage inlet pipe 8 is provided with a second mesh enclosure 13, the sewage inlet pipe 8 is provided with a first switch valve 19 and a water level sensor 14, an output pipeline of the water delivery motor 10 is provided with a second switch valve 15, the water delivery motor 10, the first switch valve 19, the water level sensor 14 and the second switch valve 15 are connected with a controller 16, the inner shell 1 and the outer shell 2 are both in a cylindrical structure, the rotary impeller 5 is provided with three groups, the sewage discharge pipe 9 is arranged at the upper end of the inner shell 1, the driving motor 3 is a submersible motor, the water delivery motor 10 is communicated between the inner shell 1 and the outer shell 2 through a first pipeline 17 and a second pipeline 18, the first pipe 17 is flanged to the second pipe 18.

The working principle is as follows: in the embodiment of the invention, the sludge inlet pipe 7 and the sewage inlet pipe 8 are arranged, the sludge inlet pipe 7 is vertically and downwards arranged to facilitate the absorption of sludge precipitated at the bottom, the sewage inlet pipe 8 is horizontally arranged to facilitate the absorption of sewage existing on the surface of the sludge, and the anti-clogging sludge reflux pump in the embodiment of the invention respectively absorbs the sludge and muddy water through the sludge inlet pipe 7 and the sewage inlet pipe 8, mixes and pumps the sludge and muddy water into the inner shell 1, can reduce the viscosity of the sludge, and facilitates the output of the sludge by the anti-clogging sludge reflux pump.

In addition, the outer shell 2 is arranged outside the inner shell 1, the surface of the inner shell 1 is of a net structure, the water delivery motor 10 is started regularly, a high-pressure water source is input to a gap between the inner shell 1 and the outer shell 2, the high-pressure water source penetrates through the inner shell 1 to dilute and clean sludge in the high-pressure water source, and the situation that block-shaped sludge in the pump is adhered to the rotary impeller 5 and is hardened to further block the starting of the driving motor 3 is avoided.

Meanwhile, in the embodiment of the invention, the flexible rubber ring 11 is arranged on the rotary impeller 5, the flexible rubber ring 11 is in contact with the inner wall of the inner shell 1, the rotary impeller 5 drives the flexible rubber ring 11 to clean the inner wall of the inner shell 1 in the rotating process, and residual blocky sludge is cleaned out in time, so that the blocky sludge is prevented from being bonded on the rotary impeller 5 and hardened to further hinder the starting of the driving motor 3.

Finally, in the embodiment of the present invention, a water level sensor 14 and a first switch valve 19 are disposed in the sewage inlet pipe 8, when the water level sensor 14 detects that the water level is low, it indicates that no sewage enters the sewage inlet pipe 8, the controller 16 drives the first switch valve 19 to close, so as to avoid the suction of the anti-clogging sludge recirculation pump to the sewage inlet pipe 8, and simultaneously, the controller 16 can drive the water delivery motor 10 and the second switch valve 15 to perform the diluting and cleaning operations on the inner shell 1 at regular time.

In conclusion, the anti-clogging sludge reflux pump disclosed by the embodiment of the invention can solve the problem that the blocky sludge is accumulated on the rotating impeller 5 and hardened to further hinder the starting of the driving motor 3 in the prior art, so that the sludge reflux pump can work smoothly, the working automation degree is high, and the application prospect is wide.

It should be clear that the embodiments in this specification are described in a progressive manner, and the same or similar parts in the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. For embodiments of the method, reference is made to the description of the apparatus embodiments in part. The present invention is not limited to the specific steps and structures described above and shown in the drawings. Also, a detailed description of known process techniques is omitted herein for the sake of brevity.

The above description is only an example of the present application and is not limited to the present application. Various modifications and alterations to this application will become apparent to those skilled in the art without departing from the scope of this invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.