CN216549829U

CN216549829U - Microbial agent feeding equipment for ecological restoration of rivers and lakes

Info

Publication number: CN216549829U
Application number: CN202122506313.2U
Authority: CN
Inventors: 苏高强; 李占山; 王建华
Original assignee: Csic Beijing Ecological Environment Research Institute Co ltd
Current assignee: Csic Beijing Ecological Environment Research Institute Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-05-17
Anticipated expiration: 2031-10-18

Abstract

The utility model provides a feeding device of microbial agent for river and lake ecological restoration, belonging to the technical field of river and lake ecological restoration. The device is provided with a water absorption filter cap, a water absorption pipe, a gasoline pump, a 90-degree tee joint, a microbial agent box water inlet pipe, a Venturi pipe water inlet pipe, a microbial agent box, a Venturi pipe, a microbial agent suction pipe, a chemical dosing pipe and a chemical dosing port which are communicated with each other. The device is integrally placed on the ship body, has the characteristics of simple structure, convenience in operation and uniform mixing, and is suitable for adding the microbial inoculum to the large-water-area river and lake water body.

Description

Microbial agent feeding equipment for ecological restoration of rivers and lakes

Technical Field

The utility model relates to a microorganism bacterium agent feeding device for river and lake ecological restoration, belonging to the technical field of river and lake water ecological restoration.

Background

According to the national ecological environment quality profile published by the ecological environment department in 2020, the section proportion of the water quality (I-III) of seven major watersheds such as the Yangtze river, the yellow river, the Zhujiang river, the Songhua river, the Huaihe river, the Haihe river, the Liaohe river and the like and the Zhejiang river, the northwest river and the southwest river is 87.4 percent, and the percentage is increased by 8.3 percent; the inferior V-type section proportion is 0.2 percent, and the equivalent proportion is reduced by 2.8 percent. Among the 110 important lakes (reservoirs) for which the nutrient status monitoring is carried out, the lake (reservoir) in the state of poor nutrition accounts for 9.1%, the lake (reservoir) in the state of medium nutrition accounts for 61.8%, the lake (reservoir) in the state of light eutrophication accounts for 23.6%, the lake (reservoir) in the state of medium eutrophication accounts for 4.5%, and the lake (reservoir) in the state of heavy eutrophication accounts for 0.9%. From the brief condition, the important rivers and lakes in China still have serious water environment problems. At present, the commonly used lake restoration method comprises physical, chemical, biological methods and the like, compared with the physical and chemical agent adding modes, the strain added into the water body in situ can effectively decompose pollutants in the water body, and secondary pollution can not be generated, so the method is an environment-friendly water ecological restoration technology. For the addition of strains, as the strains are solid powdery substances, the traditional manual throwing and adding mode has the defects of uneven addition, difficulty in controlling the addition amount, more complicated manual operation, low addition efficiency, higher labor cost and incapability of meeting the requirement of large-area water body throwing. Patent CN209367840U has proposed a shipborne medicine-adding equipment is used for throwing and has thrown dry powder medicament, through set up defeated medicine spiral and defeated medicine inverter motor on the hull, the accurate control adds the dose, though can realize mechanized operation and can be used to the large tracts of land water and throw, but river lake site conditions are more complicated, and the equipment structure is complicated often can lead to the operation inconvenience, consequently needs to develop an easy operation, portable throwing, and throw effectual throwing equipment.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides the microbial agent feeding equipment for river and lake ecological restoration, which can realize automatic uniform mixing and mechanical feeding of liquid medicine, can realize movable feeding by means of ship operation, and is simple to operate.

A microbial agent feeding device for river and lake ecological restoration is characterized by comprising a water absorption filter cap (1), a water absorption pipe (2), a gasoline pump (3), a 90-degree tee joint (4), a microbial agent box water inlet pipe (5), a Venturi tube water inlet pipe (6), a microbial agent box (7), a Venturi tube (8), a microbial agent suction pipe (9), a chemical feeding pipe (10) and a chemical feeding port (11) which are communicated with one another;

one end of the water suction pipe (2) is provided with a filter cap (1), the other end of the water suction pipe (2) is connected with a water port of a gasoline pump (3), a water outlet of the gasoline pump (3) is connected with one way of a 90-degree tee joint (4), the other way of the 90-degree tee joint (4) is connected with a water inlet pipe (5) of a microbial inoculum box (7) through a first valve (15), a third way of the 90-degree tee joint (4) is connected with a venturi pipe water inlet pipe (6) through a second valve (16), and a microbial inoculum suction pipe (9) is arranged at the small diameter position in the middle of the venturi pipe (8) and extends downwards into the microbial inoculum box (7); the water outlets of the Venturi tubes are connected through a dosing pipe (10), and the port of the dosing pipe (10) is used as a dosing port (11);

the Venturi tube (8) is positioned above the microbial inoculum box (7).

Furthermore, the device is arranged on the ship body (12), and a ship propeller (13) and a ship engine (14) are arranged on the ship body (12); the drug feeding port (11) is positioned below the liquid level near the ship propeller (13).

Furthermore, the device is characterized in that a water inlet pipe (5) of the microbial inoculum box is arranged on the side surface of the lower part of the microbial inoculum box (7) and enters along the tangential direction of the box body.

Further, a medicine adding port (17) is formed in the top end of the microbial agent box (7), and a liquid level observation tube (18) is arranged on the side face of the microbial agent box;

furthermore, the water suction pipe (2) and the pesticide delivery pipe (10) are fixed with the ship body (12) through a fixed support (19) and a pull rod (20).

The utility model has the following advantages:

(1) the device only consists of a gasoline pump, a microbial inoculum barrel, a Venturi tube and simple pipelines, and has simple structure and convenient operation;

(2) the microbial inoculum is pumped out of the mixed explosive barrel by utilizing the Venturi effect and is sent into a water body, so that the method is quick and convenient, and the manual addition of the microbial inoculum is not needed;

(3) by the rotation of the propeller, the microbial inoculum and the water body can be fully mixed, and the effect of the microbial inoculum is fully exerted.

Drawings

FIG. 1 is a system diagram of a microbial inoculum adding device;

FIG. 2 is a perspective view of the structure of FIG. 1;

in the figure, 1, a water absorption filter cap; 2-a suction pipe; 3-gasoline pump; a tee joint of 4-90 degrees; 5, a water inlet pipe of a microbial agent box; 6-venturi water inlet pipe; 7-microbial inoculum box; 8-venturi tube; 9-a microbial inoculum straw; 10-a dosing tube; 11-the administration port; 12-a hull; 13-hull propellers; 14-marine engine; 15 — a first valve; 16 — a second valve; 17-a medicine adding port; 18-liquid level observation tube; 19, fixing and supporting; 20-a pull rod.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Example 1

Specific structural members fig. 1 and 2.

The method comprises the steps of conveying a microbial inoculum adding device to the water surface of a river or lake, fixing a water suction pipe (2) and a chemical feeding pipe (10) with a fixed support (19), a pull rod (20) and a ship body (12), adding the microbial inoculum into a microbial inoculum box (7) through a chemical feeding port (17), placing a water suction filter cap (1) and a chemical feeding port (11) below the water surface, wherein the chemical feeding port (11) is placed near a ship propeller (13). After a first valve (15) is opened and a second valve (16) is closed, a gasoline pump (3) is opened, river and lake water enters a microbial inoculum box (7) along a tangent line through the filtration of a water absorption filter cap (1) and the transmission of a water absorption pipe (2), the river and lake water is fully mixed with the microbial inoculum in the microbial inoculum box (7) under the rotational flow effect of a water body, the liquid level of the microbial inoculum box (7) is observed through a liquid level observation pipe (18), when the liquid level reaches the highest liquid level, the second valve (16) is opened, the first valve (15) is closed, a marine generator (14) is simultaneously opened, in the advancing process of a ship body, the river and lake water enters a Venturi pipe (8) through a Venturi pipe (6) from the valve (16), under the Venturi effect, bacterial liquid in the microbial inoculum box (7) enters a pesticide feeding pipe (10) through a microbial inoculum suction pipe (9), is added into the river and lake water through a pesticide feeding port (11), and under the stirring effect of a propeller (13), the microbial inoculum and the water body are fully mixed. And when the microbial inoculum in the microbial inoculum box (7) is to be added, closing the marine generator (14) and the gasoline pump (3), adding the microbial inoculum into the microbial inoculum box (7) through the dosing port (17), and repeating the operations to finish the addition of the microbial inoculum on the whole water surface.

Claims

1. A microbial agent feeding device for river and lake ecological restoration is characterized by comprising a water absorption filter cap (1), a water absorption pipe (2), a gasoline pump (3), a 90-degree tee joint (4), a microbial agent box water inlet pipe (5), a Venturi tube water inlet pipe (6), a microbial agent box (7), a Venturi tube (8), a microbial agent suction pipe (9), a chemical feeding pipe (10) and a chemical feeding port (11) which are communicated with one another;

one end of the water suction pipe (2) is provided with a filter cap (1), the other end of the water suction pipe (2) is connected with a water inlet of a gasoline pump (3), a water outlet of the gasoline pump (3) is connected with one way of a 90-degree tee joint (4), the other way of the 90-degree tee joint (4) is connected with a water inlet pipe (5) of a microbial inoculum box (7) through a first valve (15), a third way of the 90-degree tee joint (4) is connected with a venturi pipe water inlet pipe (6) through a second valve (16), and a microbial inoculum suction pipe (9) is arranged at the small diameter position in the middle of the venturi pipe (8) and extends downwards into the microbial inoculum box (7); the water outlets of the Venturi tube are connected through a drug delivery pipe (10), and the port of the drug delivery pipe (10) is used as a drug delivery port (11).

2. The microbial inoculant feeding device for river and lake ecological restoration according to claim 1, wherein the venturi tube (8) is located above the inoculant box (7).

3. The microbial agent feeding device for river and lake ecological restoration according to claim 1, wherein the device is arranged on a ship body (12), and a ship propeller (13) and a ship engine (14) are arranged on the ship body (12); the drug feeding port (11) is positioned below the liquid level near the ship propeller (13).

4. The microbial inoculant feeding device for river and lake ecological restoration according to claim 1, wherein the inoculant tank water inlet pipe (5) is arranged on the side surface of the lower part of the inoculant tank (7) and enters along the tangential direction of the tank body.

5. The microbial inoculant feeding device for river and lake ecological restoration according to claim 1, wherein a feeding port (17) is formed at the top end of the inoculant box (7), and a liquid level observation pipe (18) is formed on the side surface of the inoculant box.

6. The microbial inoculant feeding device for river and lake ecological restoration according to claim 1, wherein the water suction pipe (2) and the pesticide feeding pipe (10) are fixed with the ship body (12) through a fixed support (19) and a pull rod (20).