Wastewater treatment device for constructional engineering

Abstract

The utility model relates to the field of wastewater treatment, and discloses a wastewater treatment device for constructional engineering, which comprises a wastewater treatment box, a filter screen cylinder fixedly connected to the upper end in the wastewater treatment box, and a water inlet pipe fixedly connected to the upper end of the wastewater treatment box and communicated with the filter screen cylinder. A first cleaning pipe extending into the filter screen cylinder is rotatably connected to the upper end of the wastewater treatment tank, a driving mechanism for driving the first cleaning pipe to rotate is arranged at the upper end of the wastewater treatment tank, a U-shaped cleaning pipe matched with the filter screen cylinder is fixedly connected to the lower portion of the first cleaning pipe, and cleaning nozzles attached to the inner wall of the filter screen cylinder are arranged on the two sides of the U-shaped cleaning pipe; the upper end of the wastewater treatment tank is fixedly connected with a water pump, the delivery end of the water pump is fixedly connected with a water pumping pipe extending into the wastewater treatment tank, and the output end of the water pump is fixedly connected with a water spraying pipe. Compared with the prior art, the utility model has the advantages that the filter screen cylinder can be self-cleaned while filtering is carried out, the blockage is prevented, and the wastewater treatment efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a wastewater treatment device for construction engineering. Background Art

[0002] A lot of wastewater is generated during the construction process. Direct discharge of sewage will cause environmental pollution and waste water resources. The existing construction wastewater treatment device needs to filter the mud and sand in the wastewater before treating the wastewater. The existing wastewater treatment device basically filters out the garbage in the wastewater through the sieve plate. The mud and mortar in the wastewater can easily clog the sieve plate, resulting in the subsequent wastewater filtration cannot achieve better results, which greatly reduces the filtration effect of the wastewater. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] The technical problem to be solved by the utility model is that the sediment in the wastewater will clog the filter screen, resulting in that the subsequent wastewater filtering cannot achieve a better effect, which greatly reduces the filtering effect of the wastewater.

[0005] (II) Technical solution

[0006] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: a wastewater treatment device for construction engineering, comprising a wastewater treatment tank, a drainage pump is arranged on the bottom surface of the wastewater treatment tank, a filter screen cylinder is fixedly connected to the upper end of the wastewater treatment tank, a water inlet pipe connected to the filter screen cylinder is fixedly connected to the upper end of the wastewater treatment tank, a sedimentation bucket is fixedly connected to the lower end of the filter screen cylinder, a sewage pipe is fixedly connected to the lower end of the sedimentation bucket, a sewage pump is fixedly connected to the sewage pipe, and a sewage pump is rotatably connected to the upper end of the wastewater treatment tank extending to the filter screen cylinder. A first cleaning pipe, the upper end of the wastewater treatment tank is provided with a driving mechanism for driving the first cleaning pipe to rotate, the lower end of the first cleaning pipe is fixedly connected with a U-shaped cleaning pipe that cooperates with the filter screen cylinder, both sides of the U-shaped cleaning pipe are provided with cleaning nozzles that fit with the inner wall of the filter screen cylinder, the upper end of the wastewater treatment tank is fixedly connected with a water pump, the input end of the water pump is fixedly connected with a water pump extending into the wastewater treatment tank, the output end of the water pump is fixedly connected with a water spray pipe, and the upper end of the first cleaning pipe is rotatably connected to the output end of the water spray pipe.

[0007] As an improvement, the driving mechanism includes a motor fixedly connected to the upper end of the wastewater treatment tank, a gear is fixedly connected to the output end of the motor, and a gear ring meshing with the gear is fixedly sleeved on the outer wall of the first cleaning pipe.

[0008] As an improvement, a connecting rod is fixedly connected to the lower end of the U-shaped cleaning tube, and cleaning brush plates cooperating with the filter screen cylinder are fixedly connected to both ends of the connecting rod.

[0009] As an improvement, a support frame is fixedly connected to the lower end of the wastewater treatment box, and a collecting pan cooperating with the sewage pump is slidably inserted into the support frame.

[0010] As an improvement, an observation window is provided on one side of the wastewater treatment tank.

[0011] (III) Beneficial effects

[0012] Compared with the prior art, the utility model has the advantages that the U-shaped cleaning pipe can be driven to rotate along the inner wall of the filter screen cylinder through the driving mechanism, the water extracted by the suction pipe and filtered water is then sprayed onto the inner wall of the filter screen cylinder through the cleaning nozzle, the clogged mesh holes are further cleaned, and the filtering effect is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model discloses an exploded diagram of a wastewater treatment device for construction engineering.

[0014] Figure 2 The utility model is a structural schematic diagram of a wastewater treatment device for construction engineering.

[0015] Figure 3 The utility model is a cross-sectional view of a wastewater treatment device for construction engineering.

[0016] Figure 4 The utility model is a schematic diagram of the structure of a U-shaped cleaning pipe of a wastewater treatment device for construction engineering.

[0017] As shown in the figure: 1. Wastewater treatment tank; 2. Filter screen; 3. Water inlet pipe; 4. Sedimentation bucket; 5. Drain pipe; 6. Drain pump; 7. First cleaning pipe; 8. U-shaped cleaning pipe; 9. Connecting rod; 10. Cleaning brush plate; 11. Water pump; 12. Water spray pipe; 13. Support frame; 14. Collecting tray; 15. Drain pump; 16. Observation window; 17. Drain pipe; 18. Motor; 19. Gear; 20. Gear ring; 21. Cleaning nozzle. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] Embodiment 1

[0020] like Figures 1 to 4As shown, a wastewater treatment device for construction engineering comprises a wastewater treatment tank 1, an observation window 16 is provided on one side of the wastewater treatment tank 1, a drainage pump 15 is provided on the bottom surface of the wastewater treatment tank 1, a filter screen cylinder 2 is fixedly connected to the upper end of the wastewater treatment tank 1, a water inlet pipe 3 connected to the filter screen cylinder 2 is fixedly connected to the upper end of the wastewater treatment tank 1, a sedimentation bucket 4 is fixedly connected to the lower end of the filter screen cylinder 2, a sewage pipe 5 is fixedly connected to the lower end of the sedimentation bucket 4, a sewage pump 6 is fixedly connected to the sewage pipe 5, a support frame 13 is fixedly connected to the lower end of the wastewater treatment tank 1, and a collecting tray 14 cooperating with the sewage pump 6 is slidably inserted in the support frame 13.

[0021] The upper end of the wastewater treatment tank 1 is rotatably connected to a first cleaning pipe 7 extending into the filter screen cylinder 2. The upper end of the wastewater treatment tank 1 is provided with a driving mechanism for driving the first cleaning pipe 7 to rotate. The driving mechanism includes a motor 18 fixedly connected to the upper end of the wastewater treatment tank 1, and the output end of the motor 18 is fixedly connected to a gear 19. The outer wall of the first cleaning pipe 7 is fixedly sleeved with a gear ring 20 meshing with the gear 19. The lower end of the first cleaning pipe 7 is fixedly connected to a U-shaped cleaning pipe 8 that cooperates with the filter screen cylinder 2. Both sides of the U-shaped cleaning pipe 8 are provided with cleaning nozzles 21 that fit with the inner wall of the filter screen cylinder 2. The upper end of the wastewater treatment tank 1 is fixedly connected to a water pump 11. The input end of the water pump 11 is fixedly connected to a water pump 17 extending into the wastewater treatment tank 1. The output end of the water pump 11 is fixedly connected to a water spray pipe 12. The upper end of the first cleaning pipe 7 is rotatably connected to the output end of the water spray pipe 12.

[0022] Embodiment 2

[0023] Based on Example 1, please refer to the attached Figure 1 The lower end of the U-shaped cleaning pipe 8 is fixedly connected to a connecting rod 9, and both ends of the connecting rod 9 are fixedly connected to a cleaning brush plate 10 that cooperates with the filter screen cylinder 2.

[0024] In specific use, waste water enters the filter screen cylinder 2 through the water inlet pipe 3, and the sediment in the waste water is filtered through the filter screen cylinder 2. The filtered water enters the waste water treatment tank 1 and is discharged through the drainage pump 15. While filtering, the water pump 11 is started to extract the filtered water. The filtered water enters the first cleaning pipe 7 through the water spray pipe 12, and then passes through the U-shaped cleaning pipe 8 and the cleaning nozzle 21 to be sprayed on the inner wall of the filter screen cylinder 2. At the same time, the motor 18 is started to drive the gear 19 to rotate, and the gear 19 drives the gear ring 2 0 rotates, the gear ring 20 drives the first cleaning pipe 7 to rotate, the first cleaning pipe 7 drives the U-shaped cleaning pipe 8 to rotate, and at the same time, the U-shaped cleaning pipe 8 drives the cleaning brush plates 10 on both sides to rotate through the connecting rod 9, so as to clean the impurities on the inner wall of the filter screen cylinder 2, so that the filter screen cylinder 2 can be cleaned while filtering, and the filter screen cylinder 2 can be prevented from being blocked, which greatly improves the wastewater treatment efficiency. The sludge falls into the sedimentation bucket 4 under the action of gravity. When the sludge needs to be discharged, the sewage pump 6 is started to extract the sludge and drop it onto the collecting tray 14.

[0025] It should be noted that, in this article, 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.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0027] The above describes the utility model and its implementation methods, which are not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and do not deviate from the purpose of the invention of the utility model, they can creatively design a structure and embodiment similar to the technical solution, which should belong to the protection scope of the utility model.

Claims

1. A wastewater treatment device for construction engineering, comprising a wastewater treatment tank (1), a drainage pump (15) being provided on the bottom surface of the wastewater treatment tank (1), a filter screen cylinder (2) being fixedly connected to the upper end of the wastewater treatment tank (1), and a water inlet pipe (3) being connected to the filter screen cylinder (2) being fixedly connected to the upper end of the wastewater treatment tank (1), characterized in that: The lower end of the filter screen cylinder (2) is fixedly connected to a sedimentation bucket (4), the lower end of the sedimentation bucket (4) is fixedly connected to a sewage discharge pipe (5), the sewage discharge pipe (5) is fixedly connected to a sewage discharge pump (6), the upper end of the wastewater treatment tank (1) is rotatably connected to a first cleaning pipe (7) extending into the filter screen cylinder (2), the upper end of the wastewater treatment tank (1) is provided with a driving mechanism for driving the first cleaning pipe (7) to rotate, the lower end of the first cleaning pipe (7) is fixedly connected to a pump that cooperates with the filter screen cylinder (2) A U-shaped cleaning pipe (8) is provided, both sides of the U-shaped cleaning pipe (8) are provided with cleaning nozzles (21) that are in contact with the inner wall of the filter screen cylinder (2), the upper end of the wastewater treatment tank (1) is fixedly connected to a water pump (11), the input end of the water pump (11) is fixedly connected to a water pump (17) extending into the wastewater treatment tank (1), the output end of the water pump (11) is fixedly connected to a water spray pipe (12), and the upper end of the first cleaning pipe (7) is rotatably connected to the output end of the water spray pipe (12).

2. A construction wastewater treatment device according to claim 1, characterized in that: The driving mechanism comprises a motor (18) fixedly connected to the upper end of the wastewater treatment tank (1), the output end of the motor (18) being fixedly connected to a gear (19), and the outer wall of the first cleaning pipe (7) being fixedly sleeved with a gear ring (20) meshing with the gear (19).

3. A construction wastewater treatment device according to claim 1, characterized in that: The lower end of the U-shaped cleaning pipe (8) is fixedly connected to a connecting rod (9), and both ends of the connecting rod (9) are fixedly connected to cleaning brush plates (10) that cooperate with the filter screen cylinder (2).

4. A construction wastewater treatment device according to claim 1, characterized in that: A support frame (13) is fixedly connected to the lower end of the wastewater treatment box (1), and a collecting tray (14) cooperating with the sewage pump (6) is slidably inserted into the support frame (13).

5. A construction wastewater treatment device according to claim 1, characterized in that: An observation window (16) is provided on one side of the wastewater treatment box (1).

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