Water distribution floating ball of modularized humic filler biological filter

Abstract

The utility model discloses a water distribution floating ball of a modularized humic filler biological filter. The water distribution floating ball comprises a floating ball connecting rod structure, an outer sleeve and an inner pipe, the floating ball connecting rod structure comprises a connecting rod and floating balls arranged at two ends of the connecting rod; two opposite wire grooves are formed in the outer sleeve, and a connecting rod of the floating ball connecting rod structure is guided to move in the direction of the wire grooves when floating up and down. An inner pipe is sleeved with the outer sleeve, a connecting rod of the floating ball connecting rod structure is fixedly connected to the inner pipe, and a cleaning scraper is arranged on the outer wall of the inner pipe. According to the water distribution floating ball of the modularized humic filler biological filter, the cleaning scraper of the inner pipe is driven by the floating ball to move by utilizing the height change of the water level, so that a biological membrane growing on the pipe wall is removed in time, and the pipeline is prevented from being blocked; moreover, when the floating ball connecting rod floats up and down, the connecting rod also has the effect of scraping the biological membrane on the wire slot of the outer sleeve, so that the purpose of self-cleaning the water distribution floating ball pipeline is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of rural sewage treatment, and particularly relates to a water distribution floating ball for a modular humus filler biological filter tank. Background Art

[0002] The rural domestic sewage treatment modes are usually divided into the following three categories: township centralized (large centralized), village centralized (small centralized), and household-based (decentralized). Among them, the village centralized and household-based modes are the most widely used. However, there are many problems in the construction process, such as a large number of scattered points, complex terrain conditions, and complex construction boundary conditions.

[0003] Chinese Patent ZL202310501162.2 discloses a modular humus filler biological filter tank and a sewage treatment system and method using the same. The modular humus filler biological filter tank includes a water distribution layer, a filter tank layer, and a water collection layer that are arranged from top to bottom and communicate with each other. The water distribution layer, the filter tank layer, and the water collection layer are all independent box modules. In actual use, a water distribution floating ball device is arranged in the water distribution layer. As Figure 1 shown, when the water level is low, the floating ball orifice is closed, and when the water level is high, the floating ball drives the inner pipe to move upward, resulting in the orifice being unblocked, so as to achieve the effect of dynamically adjusting the water distribution rate according to the water volume in the water collection layer, improving the water distribution uniformity and effect of the equipment. However, a large amount of biofilm easily appears at the water outlet slot and in the pipeline of the water distribution floating ball device, blocking the drainage channel and causing abnormal water distribution. Therefore, it is necessary to further optimize the existing water distribution floating ball device. Summary of the Invention

[0004] Aiming at the problem that the existing water distribution floating ball design scheme is prone to a large amount of biofilm appearing at the water outlet slot and in the pipeline, blocking the drainage channel and causing abnormal water distribution, the purpose of the utility model is to provide a new water distribution floating ball applicable to a modular humus filler biological filter tank to realize self-cleaning of the water distribution channel.

[0005] To solve the above problems, the technical scheme adopted by the utility model is as follows:

[0006] The water distribution floating ball of the modular humus filler biological filter tank includes a floating ball connecting rod structure, an outer sleeve pipe, and an inner pipe; the floating ball connecting rod structure includes a connecting rod and floating balls arranged at both ends of the connecting rod; two opposite wire grooves are opened on the outer sleeve pipe to guide the connecting rod of the floating ball connecting rod structure to move along the direction of the wire groove when floating up and down; an inner pipe is sleeved inside the outer sleeve pipe, the connecting rod of the floating ball connecting rod structure is fixedly connected to the outer wall of the inner pipe, and a cleaning scraper is arranged on the outer wall of the inner pipe.

[0007] Further, the wire groove is set as a spiral wire groove or a vertical wire groove.

[0008] Further, the groove width of the wire groove is 3-6 mm.

[0009] Furthermore, a through hole is formed in the inner tube, the connecting rod passes through and is fixedly arranged in the through hole, and the floating ball connecting rod structure and the inner tube form an integral body.

[0010] Furthermore, the cleaning scraper is arranged in the area below the through hole of the inner tube to the bottom of the inner tube.

[0011] Furthermore, a plurality of cleaning scrapers are symmetrically arranged on the outer wall of the inner tube.

[0012] Furthermore, the diameter of the through hole is 3-6 mm.

[0013] Furthermore, the outer diameter of the connecting rod is 2-5 mm.

[0014] Furthermore, the floating ball is made of a plastic ball, a metal hollow ball or a foam ball.

[0015] The beneficial effects of the present utility model are as follows:

[0016] (1) The water distribution floating ball of the modular humus filler biological filter of the present utility model utilizes the change of water level to drive the cleaning scraper of the inner tube to move through the floating ball, timely removing the biofilm growing on the pipe wall and avoiding pipe blockage;

[0017] (2) The water distribution floating ball of the modular humus filler biological filter of the present utility model also has the effect of scraping the biofilm on the wire groove of the outer sleeve pipe when the floating ball connecting rod floats up and down.

[0018] (3) The water distribution floating ball of the modular humus filler biological filter of the present utility model is reasonably designed, has a simple structure and strong applicability. Description of the Drawings

[0019] Figure 1 is the front view of the existing water distribution floating ball;

[0020] Figure 2 is the front view of the water distribution floating ball of the present utility model;

[0021] Figure 3 is the plan view of the water distribution floating ball of the present utility model;

[0022] Figure 4 is the 3D schematic diagram of the water distribution floating ball of the present utility model;

[0023] Among them: 1. outer sleeve pipe; 2. wire groove; 3. floating ball connecting rod structure; 4. connecting rod; 5. floating ball; 6. inner tube; 7. cleaning scraper, 8. orifice. Detailed Embodiments

[0024] In order to make the technical means, creative features, achieved purposes and effects realized by the present utility model easy to understand, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the specification.

[0025] Embodiment 1

[0026] The water distribution floating ball of the modular humus filler biological filter in this embodiment includes a floating ball connecting rod structure 3, an outer sleeve 1 and an inner tube 6.

[0027] Among them, the floating ball connecting rod structure 3 includes a connecting rod 4 and a floating ball 5. The floating balls 5 are installed at both ends of the connecting rod 4, and drive the floating ball connecting rod structure 3 to float up and down according to the height change of the water level in the water distribution layer.

[0028] Among them, two opposite wire grooves 2 are opened in the upper and middle regions of the outer sleeve 1. The water in the water distribution layer of the modular humus filler biological filter flows to the next layer through the wire grooves 2, and at the same time guides the floating ball connecting rod structure 3 to move along the direction of the wire grooves 2 when floating up and down.

[0029] Among them, the outer diameter of the inner tube 6 is smaller than the inner diameter of the outer sleeve 1, and the outer sleeve 1 is sleeved on the outer periphery of the inner tube 6. A through hole is opened in the upper and middle part of the inner tube 6 for installing the connecting rod 4 of the floating ball connecting rod structure 3, that is, the connecting rod 4 of the floating ball connecting rod structure 3 penetrates and is fixedly arranged in the through hole of the inner tube 6, and the floating ball connecting rod structure 3 and the inner tube 6 form an integral body.

[0030] A cleaning scraper 7 is provided on the outer wall of the inner tube 6. When the inner tube 6 moves up and down driven by the floating ball connecting rod structure 3, the biological film growing on the inner wall of the outer sleeve 1 can be scraped off by using the cleaning scraper 7.

[0031] Preferably, the cleaning scraper 7 is arranged in the area below the through hole of the inner tube 6 to the bottom of the inner tube 6.

[0032] Preferably, multiple cleaning scrapers 7 are symmetrically arranged on the outer wall of the inner tube 6.

[0033] Embodiment 2

[0034] For the rest of the structure, refer to Embodiment 1. In this embodiment: the wire groove 2 is a vertical wire groove, the groove width is 3 mm, the diameter of the through hole is 3 mm, the outer diameter of the connecting rod 4 is 2 mm, and the floating ball 5 is a plastic hollow ball.

[0035] Embodiment 3

[0036] For the rest of the structure, refer to Embodiment 1. In this embodiment: the wire groove 2 is a spiral wire groove, as Figure 2 and Figure 4 shown, the groove width is 6 mm, the diameter of the through hole is 6 mm, the outer diameter of the connecting rod 4 is 5 mm, and the floating ball 5 is a metal hollow ball.

[0037] In this embodiment, the spiral wire groove of the wire groove 2 can guide the cleaning scraper 7 of the inner tube 6 to move spirally up and down, so that the scraping coverage area is larger.

[0038] The above is only the preferred embodiment of the present utility model, and does not constitute a limitation on the protection scope of the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the claims of the present utility model.

Claims

1. The water distribution floating ball of the modular humus filler biological filter is characterized in that, The water distribution float ball includes a float ball connecting rod structure, an outer sleeve and an inner tube; the float ball connecting rod structure includes a connecting rod and float balls arranged at both ends of the connecting rod; two opposite wire grooves are formed on the outer sleeve to guide the connecting rod of the float ball connecting rod structure to move along the direction of the wire groove when floating up and down; an inner tube is sleeved inside the outer sleeve, the connecting rod of the float ball connecting rod structure is fixedly connected to the inner tube, and a cleaning scraper is arranged on the outer wall of the inner tube.

2. The water distribution floating ball of the modular humus filler biological filter as claimed in claim 1, wherein, The wire groove is set as a spiral wire groove or a vertical wire groove.

3. The water distribution floating ball of the modular humus filler biological filter pool according to claim 2, characterized in that, The groove width of the wire groove is 3-6 mm.

4. The water distribution floating ball of the modular humus filler biological filter as described in any one of claims 1-3, characterized in that, A through hole is formed on the inner tube, the connecting rod penetrates and is fixedly arranged in the through hole, and the float ball connecting rod structure and the inner tube form an integral body.

5. The water distribution floating ball of the modular humus filler biological filter described in claim 4, characterized in that, The cleaning scraper is arranged in the area below the through hole of the inner tube to the bottom of the inner tube.

6. The water distribution floating ball of the modular humus filler biological filter described in claim 5, characterized in that, Multiple cleaning scrapers are symmetrically arranged on the outer wall of the inner tube.

7. The water distribution floating ball of the modular humus filler biological filter as claimed in claim 4, wherein The diameter of the through hole is 3-6 mm.

8. The water distribution floating ball of the modular humus filler biological filter tank according to any one of claims 1-3, characterized in that, The outer diameter of the connecting rod is 2-5 mm.

9. The water distribution floating ball of the modular humus filler biological filter tank according to any one of claims 1-3, characterized in that, The float ball is set as a plastic ball, a metal hollow ball or a foam ball.

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