Aeration oxygenation device and propeller

Abstract

The utility model discloses an aeration oxygenation device and a propeller. The aeration oxygenation device sequentially comprises a ball valve, a first connecting pipe, a second connecting pipe, a vent hole plate, a third connecting pipe and a pressing plate, a plurality of vent holes which are uniformly distributed are formed in the vent hole plate; an air cavity is formed in the pressing plate; holes are formed in the groove wall of the propeller, the aeration oxygenation devices are connected to the holes, the holes are formed in the groove wall of the propeller, the aeration oxygenation devices are installed at the holes, the air inflow of the propeller is improved, and therefore the oxygenation effect of the propeller on a water area is improved. The aeration oxygenation device adopts a multi-section pipeline design, and the pipeline structure can be adjusted according to the structure of the ship body; the air inlet uniformity is improved by the vent hole plate, and the aquatic plants in the propeller are prevented from entering the pipeline of the aeration oxygenation device by the filter hole plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to propeller technical field, concretely relates to an aeration oxygenation device and propeller. BACKGROUND

[0002] The propeller is a basic accessory on the ship, and in the water area for aquaculture or algae culture, the propeller can mix air and water and push out the mixture during the operation of the ship, thereby increasing the oxygen content in the water, but the propeller on the market has small air intake and poor oxygenation effect. UTILITY MODEL CONTENTS

[0003] The utility model discloses to the deficiency of prior art, provide an aeration oxygenation device and propeller.

[0004] The utility model discloses a technical scheme that solves the above problems: an aeration oxygenation device sequentially includes a ball valve, a first connecting pipe, a second connecting pipe, a vent hole plate, a third connecting pipe and a pressing plate.

[0005] One end of the first connecting pipe is connected with the ball valve, and the other end is connected with the second connecting pipe.

[0006] The vent hole plate is provided with a plurality of uniformly arranged vent holes.

[0007] The pressing plate is internally provided with an air cavity.

[0008] Further, a taper pipe is arranged between the first connecting pipe and the second connecting pipe, the connecting end of the taper pipe with the first connecting pipe is an outer end, the connecting end of the taper pipe with the second connecting pipe is an inner end, and the pipe diameter of the taper pipe gradually increases from the outside to the inside.

[0009] Further, a filter hole plate is arranged in the air cavity, and the filter hole plate is provided with a plurality of filter holes.

[0010] Further, the first connecting pipe, the second connecting pipe and the third connecting pipe can be straight pipes or bent pipes.

[0011] A propeller is provided with a hole in the groove wall, and the hole is connected with the aeration oxygenation device.

[0012] Further, a connecting plate is welded at the hole, and a plurality of groups of connecting holes are arranged on the pressing plate and the connecting plate in correspondence, and each group of connecting holes is connected through bolts and nuts.

[0013] The utility model has the beneficial effects that:

[0014] The utility model provides an aeration oxygenation device and propeller, through the hole of slot wall of propeller, and install aeration oxygenation device at the hole, improve the air intake of propeller to improve the oxygenation effect of propeller to water area, aeration oxygenation device passes through the pipeline design of multistage, can adjust the pipeline structure according to the structure of ship body, the air hole plate improves the air intake uniformity, and the filter hole plate avoids the waterweed in propeller into the pipeline of the device. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is structural schematic diagram of aeration oxygenation device;

[0016] Figure 2 It is structural schematic diagram of air hole plate and filter hole plate;

[0017] Figure 3 It is structural schematic diagram of aeration oxygenation device and propeller;

[0018] In the drawing: 1-ball valve, 2-first connecting pipe, 3-conical pipe, 4-second connecting pipe, 5-air hole plate, 6-third connecting pipe, 7-pressing plate, 8-filter hole plate, 9-connecting plate. DETAILED DESCRIPTION

[0019] In the description of the utility model, it is explained that, unless another explicit provision and limitation, the term "installation", "link", "connection" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;It can be directly connected, also can be indirectly connected through the intermediate medium, can be the intercommunication of two elements inside.For ordinary skilled in the art, the above-mentioned terms can be understood by the specific meaning in the utility model through specific circumstances.

[0020] As Figure 1 And 2 Show, a kind of aeration oxygenation device, sequentially include ball valve 1, first connecting pipe 2, conical pipe 3, second connecting pipe 4, air hole plate 5, third connecting pipe 6 and pressing plate 7;The one end of first connecting pipe 2 connects ball valve 1, the other end connects conical pipe 3.The one end of second connecting pipe 4 connects conical pipe 3, the other end connects air hole plate 5.Conical pipe 3 and the connecting end of first connecting pipe 2 are outer end, and the connecting end of second connecting pipe 4 is inner end, and the pipe diameter of conical pipe 3 gradually increases from outside to inside.The one end of third connecting pipe 6 connects air hole plate 5, the other end connects pressing plate 7.

[0021] Air hole plate 5 is equipped with multiple uniform distribution air holes, and air is distributed through air hole, to realize uniform air intake.

[0022] An air cavity is provided inside the compression plate 7, and a filter plate 8 is provided inside the air cavity. The filter plate 8 is provided with multiple filter holes for filtering the aquatic plants stirred in by the propeller to prevent the aquatic plants from entering the pipeline of the device and causing blockage.

[0023] The first connecting pipe 2, the second connecting pipe 4, and the third connecting pipe 6 can be straight pipes or curved pipes, and can be adjusted according to the internal structure of the ship.

[0024] like Figure 3 As shown, the device is applied to the propeller, and a hole can be opened on the groove wall of the propeller, and the device is installed at the hole. A connecting plate 9 is welded at the hole, and multiple groups of connecting holes are correspondingly provided on the clamping plate 7 and the connecting plate 9, and each group of connecting holes is connected by bolts and nuts.

[0025] The first connecting pipe 2 and the third connecting pipe 6 are respectively provided with a negative pressure gauge, which is used to detect negative pressure.

[0026] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes for application in other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. An aeration and oxygenation device, characterized in that: It includes a ball valve, a first connecting pipe, a second connecting pipe, a vent plate, a third connecting pipe and a pressing plate in sequence; One end of the first connecting pipe is connected to the ball valve, and the other end is connected to the second connecting pipe; the other end of the second connecting pipe is connected to the vent plate; one end of the third connecting pipe is connected to the vent plate, and the other end is connected to the pressing plate; The vent plate is provided with a plurality of evenly arranged vent holes; An air cavity is provided inside the pressing plate.

2. The aeration and oxygenation device according to claim 1, characterized in that: A tapered tube is provided between the first connecting tube and the second connecting tube. The connecting end of the tapered tube with the first connecting tube is the outer end, and the connecting end with the second connecting tube is the inner end. The diameter of the tapered tube increases gradually from the outside to the inside.

3. The aeration and oxygenation device according to claim 1, characterized in that: A filter plate is provided in the air cavity, and a plurality of filter holes are provided on the filter plate.

4. The aeration and oxygenation device according to claim 1, wherein: The first connecting pipe, the second connecting pipe, and the third connecting pipe can be straight pipes or curved pipes.

5. A propeller, characterized in that: A hole is opened on the groove wall of the propeller, and the opening is connected to the aeration and oxygenation device according to any one of claims 1 to 4.

6. A propeller according to claim 5, characterized in that: A connecting plate is welded at the opening, and a plurality of groups of connecting holes are correspondingly provided on the pressing plate and the connecting plate, and each group of connecting holes is connected by bolts and nuts.

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