CN220176196U - Sewage treatment device for municipal engineering - Google Patents

Abstract

The utility model belongs to the field of sewage treatment equipment, and particularly relates to a sewage treatment device for municipal engineering, which comprises a box body, wherein the upper end of the box body is provided with a water inlet pipe, the lower end of the water inlet pipe is bent and connected with a crushing device, the lower part of the crushing device is provided with a crushed material discharge pipe, the lower side surface of the water inlet pipe is connected with a filter pipe, the joint of the water inlet pipe and the filter pipe is provided with a filter screen, the lower part of the filter pipe is connected with a water outlet pipe, impurities in a pipeline are separated through the water inlet pipe and the filter screen, and the impurities are sent into the crushing device for crushing and then discharged.

Description

Sewage treatment device for municipal engineering

Technical Field

The utility model belongs to the field of sewage treatment equipment, and particularly relates to a sewage treatment device for municipal engineering.

Background

When sewage is discharged into a certain water body, the sewage needs to be purified and can be discharged after reaching the discharge standard, and the sewage treatment is widely applied to various fields of buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and the sewage treatment is increasingly carried into the daily life of common people.

The sewage treatment needs some sewage treatment devices, and the existing sewage treatment devices are generally provided with buried integrated sewage treatment equipment, an air floatation machine and the like, and all the sewage treatment devices need to be connected with purifying equipment through a sewage drainage pipe to carry out purifying treatment on sewage.

For example, the sewage treatment device for municipal engineering disclosed in Chinese patent publication No. CN207243644U comprises a shell, a water inlet pipe, a gear, a filter plate, a rack, a first one-way valve, a sewage filter chamber, a cover plate, a handle, an exhaust pipe, a medicament adding port, a stirring motor, a stirring shaft, a stirring device, a medicament adding sedimentation chamber, a second one-way valve, an ultraviolet disinfection lamp, an activated carbon adsorption device, an exhaust fan, a water outlet pipe and a natural sedimentation chamber; a sewage filtering chamber, a dosing sedimentation chamber and a natural sedimentation chamber are sequentially arranged in the shell from left to right; the center of the top end of the dosing sedimentation chamber is provided with a stirring motor, an output shaft of the stirring motor is connected with a stirring shaft, the sewage sedimentation is ensured to be more thorough through the sewage filtering chamber, the dosing sedimentation chamber and the natural sedimentation chamber, however, if there are large impurities in the sewage, the sewage is easy to block the water inlet pipe or enter the shell to affect the operation of the stirring device, so that a sewage treatment device for municipal engineering is needed, which can avoid the blockage of the sewage discharge pipe.

Disclosure of Invention

Aiming at the problems, the utility model provides a sewage treatment device for municipal engineering, which well solves the problem that in the prior art, a water inlet pipe is easily blocked by larger sundries in sewage or the sewage enters a shell to influence the work of a stirring device.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a sewage treatment plant for municipal works, includes the box, the box upper end is provided with the inlet tube, the lower extreme of inlet tube is buckled and is connected with breaker, breaker's lower part is provided with crushed aggregates discharge pipe, the downside of inlet tube is connected with the filter tube, the junction of inlet tube and filter tube is provided with the filter screen, the lower part of filter tube is connected with the drain pipe, separates the impurity in the pipeline through inlet tube and filter screen to send into the impurity and carry out broken back discharge in the breaker.

Further, the filter screen comprises a plurality of small holes formed in the bottom surface of the water inlet pipe, and the filter screen is formed by small holes formed in the bottom of the water inlet pipe, so that the structure is simple and firm.

Further, crushing device other end intercommunication is connected to the crushed aggregates discharge pipe one end to the outside of box, shunts after crushing the sewage that has debris through crushed aggregates discharge pipe.

Further, crushing device is connected to crushed aggregates discharge pipe one end, and the drain pipe is connected to the other end, makes the broken back flow of sewage that has debris to the drain pipe in, conveniently carries out unified purification treatment.

Further, breaker includes the breaker wall, breaker wall's upper end side and inlet tube connection, breaker wall's lower extreme side and crushed aggregates discharge pipe connection, breaker wall's upper end is provided with driving motor, driving motor's output inserts in the breaker wall and is connected with crushing tool bit, drives crushing tool bit through driving motor, smashes debris in the breaker wall.

Further, the inner wall of the lower end of the crusher wall is provided with a bearing clamping groove, a bearing is arranged in the bearing clamping groove, the lower end of the output end of the driving motor is inserted into the bearing to be connected with the bearing, and the output end of the driving motor is inserted into the bearing clamped in the bearing clamping groove, so that the output shaft of the driving motor rotates more stably, and the tool bit is prevented from swinging.

Further, the output end of the driving motor is provided with two crushing cutter heads, two crushing cutter heads are provided with spiral crushing blades, the spiral directions of the crushing cutter blades on the crushing cutter heads are opposite, and through the reversely arranged spiral cutter heads, turbulent flow is formed in the wall of the crusher, so that sundries are continuously located between the two crushing cutter heads to collide with the cutter heads, and the sundries are crushed more thoroughly.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the sewage conveyed in the pipeline can be filtered through the water inlet pipe and the filter pipe, and meanwhile, filtered impurities are crushed by the crushing device and discharged, so that the condition of pipeline blockage caused by accumulation of impurities in the sewage pipeline in the sewage draining process is avoided.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a two-section structure of the present utility model;

fig. 3 is an enlarged schematic view of the structure of the portion a in fig. 1.

In the figure: 1. a case; 2. a water inlet pipe; 3. a crushing device; 31. a breaker wall; 32. a driving motor; 33. crushing the cutter head; 331. crushing a first cutter head; 332. crushing a second cutter head; 4. a crushed aggregates discharge pipe; 5. a filter tube; 6. a filter screen; 7. a drain pipe; 8. a bearing clamping groove; 9. a bearing; 10. a shaft sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-3, a sewage treatment device for municipal works, which comprises a box body 1, the box 1 upper end is provided with inlet tube 2, the lower extreme of inlet tube 2 buckles left and is connected with breaker 3, breaker 3's lower part is provided with crushed aggregates discharge pipe 4, the downside welding of inlet tube 2 has filter tube 5, filter tube 5 vertical setting, the junction of inlet tube 2 and filter tube 5 is provided with filter screen 6, the lower part welding of filter tube 5 has drain pipe 7, drain pipe 7 passes box 1 and communicates to the outside of box 1.

In this embodiment, the filter screen 6 is composed of a plurality of small holes formed at the connection part of the lower side surface of the water inlet pipe 2 and the filter pipe 5, and the small holes are uniformly distributed.

In this embodiment, one end of the crushed aggregates discharge pipe 4 is communicated with the side surface of the lower end of the crushing device 3 and is welded and fixed with the crushing device 3, the other end of the crushed aggregates discharge pipe 4 extends downwards and is welded and connected with a drain pipe 7, and the drain pipe 7 is arranged in a downward inclined manner from the joint with the crushed aggregates discharge pipe 4.

In this embodiment, the crushing device 3 includes a crusher wall 31, the crusher wall 31 is cylindrical, the crusher wall 31 is vertically disposed in the box 1 and has an upper end edge welded to the box 1, an upper end side of the crusher wall 31 is communicated with the water inlet pipe 2 and welded to the water inlet pipe, a lower end side of the crusher wall 31 is communicated with the crushed aggregates discharge pipe 4 and welded to the crushed aggregates discharge pipe, a driving motor 32 is disposed at an upper end of the crusher wall 31, an output end of the driving motor 32 is inverted and is fixed to an upper side of the box 1 by screws, an output end of the driving motor 32 is inserted into the crusher wall 31, and a crushing cutter head 33 is fixedly mounted at an output end of the driving motor 32 by screws penetrating through the side.

In this embodiment, the lower extreme inner wall of breaker wall 31 is provided with bearing draw-in groove 8, bearing draw-in groove 8 includes the boss of an organic whole connection at the breaker inner wall and is located the circular draw-in groove of boss side, circular draw-in groove is embedded to be equipped with bearing 9, the outer lane and the laminating of circular draw-in groove of bearing 9, the output lower extreme of driving motor 32 inserts in the inner circle of bearing 9 and is connected with bearing 9.

In this embodiment, the output end of the driving motor 32 is provided with two crushing cutter heads 33, namely a first crushing cutter head 331 and a second crushing cutter head 332, the crushing cutter heads 33 are all provided with spiral crushing blades, the spiral directions of the crushing cutter heads 331 are opposite to those of the crushing cutter blades on the second crushing cutter head 332, the lower end of the crushing cutter head 33 is abutted against the upper side surface of the inner ring of the bearing 9, the shaft sleeve 10 is mounted on the output shaft of the driving motor 32, the upper side surface of the shaft sleeve 10 is abutted against the lower side surface of the inner ring of the bearing 9, and the screw of the shaft sleeve 10, which is penetrated transversely, is fixedly connected with the output end of the driving motor 32.

When the sewage treatment device is used, the water inlet pipe 2 is connected with the sewage purification pipeline, the water outlet pipe 7 is connected with the water quality purifier, when sewage in the sewage purification pipeline reaches the water inlet pipe 2, part of the sewage enters the filter pipe 5 after being filtered by the filter screen 6, and the other part of the sewage carries impurities filtered by the filter screen 6 and enters the crushing device 3, the driving motor 32 is started, the output shaft of the driving motor 32 drives the two crushing cutter heads 33 to rotate, the two spiral crushing cutter heads 33 form turbulence inside to continuously crush the impurities, the crushed sewage is discharged from the crusher wall 31 through the crushed aggregate discharge pipe 4 and enters the water outlet pipe 7, and at the moment, the impurities with larger volume are not existed in the water outlet pipe 7 any more, and the pipeline of the subsequent water quality purifier is not blocked.

Example two

The distinguishing feature of this embodiment and embodiment one is that, crushing device 3 is connected to the one end of crushed aggregates discharge pipe 4, and the other end communicates to the outside of box 1, directly discharges the sewage after crushing debris through crushed aggregates discharge pipe 4, can divide the treatment to sewage, accomplishes preliminary water quality filtration.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a sewage treatment plant for municipal works, includes box, its characterized in that: the upper end of the box body is provided with a water inlet pipe, the lower end of the water inlet pipe is bent and connected with a crushing device, the lower part of the crushing device is provided with a crushed aggregates discharge pipe, the filter is characterized in that the lower side surface of the water inlet pipe is connected with a filter pipe, a filter screen is arranged at the joint of the water inlet pipe and the filter pipe, and the lower part of the filter pipe is connected with a drain pipe.

2. The sewage treatment apparatus for municipal works according to claim 1, wherein: the filter screen is formed by a plurality of small holes arranged on the bottom surface of the water inlet pipe.

3. The sewage treatment apparatus for municipal works according to claim 1, wherein: one end of the crushed aggregates discharge pipe is connected with the crushing device, and the other end of the crushed aggregates discharge pipe is communicated to the outside of the box body.

4. The sewage treatment apparatus for municipal works according to claim 1, wherein: one end of the crushed aggregates discharge pipe is connected with the crushing device, and the other end of the crushed aggregates discharge pipe is connected with the drain pipe.

5. The sewage treatment apparatus for municipal works according to claim 1, wherein: the crushing device comprises a crusher wall, the side surface of the upper end of the crusher wall is connected with a water inlet pipe, the side surface of the lower end of the crusher wall is connected with a crushed aggregates discharge pipe, the upper end of the crusher wall is provided with a driving motor, and the output end of the driving motor is inserted into the crusher wall and connected with a crushing cutter head.

6. The sewage treatment apparatus for municipal works according to claim 5, wherein: the inner wall of the lower end of the crusher wall is provided with a bearing clamping groove, a bearing is arranged in the bearing clamping groove, and the lower end of the output end of the driving motor is inserted into the bearing and connected with the bearing.

7. The sewage treatment apparatus for municipal works according to claim 5, wherein: the output end of the driving motor is provided with two crushing cutter heads, the crushing cutter heads are provided with spiral crushing blades, and the spiral directions of the crushing blades on the two crushing cutter heads are opposite.