High oxygen content nanometer water body oxygen dissolving device

Abstract

The application discloses a kind of high oxygen solubility nanometer water body oxygen dissolving apparatuses. Including body, body is cylindrical, the impact hole of blind hole structure is opened in one end of body, inner cylinder is installed in impact hole, the outer cylindrical surface of body is provided with multiple spiral grooves, the outer end of spiral groove is communicated with the end face of body away from the orifice of impact hole, the inner end of spiral groove extends to the end face of the orifice of impact hole of body, the inner end of spiral groove is provided with water hole communicated with impact hole;The inner hole wall of the impact hole is provided with multiple first threads, the outer cylindrical surface of inner cylinder is provided with multiple second threads, the rotation direction of first thread is opposite to second thread;The inner wall of outer sleeve of body forms liquid inlet channel with spiral groove.The high pressure water and oxygen of the application increase the flow rate of water flow in spiral groove, enter into impact hole tangentially, high speed collision and impact on second thread and third thread, form nanometer microbubble, greatly improve oxygen solubility.

Description

TECHNICAL FIELD

[0001] The present application relates to aquaculture equipment, in particular to a high-dissolved-oxygen nanometer water body oxygen dissolver. BACKGROUND

[0002] At present, the aquaculture industry is developing towards high density, high-density aquaculture improves yield and economic efficiency, but also puts forward higher requirements for water quality and water body dissolved oxygen. In order to improve the water body dissolved oxygen, the existing most of the dissolved oxygen equipment is to deliver oxygen directly into the water body, the time of oxygen in the water body is short, a large amount of oxygen will escape from the water body, the water body dissolved oxygen cannot meet the requirements of high-density aquaculture. The authorized announcement No. CN214528339U of the Chinese utility model discloses a kind of nanometer oxygen dissolving oxygen dissolving device, the invention includes oxygen dissolving tank, water pump and pressure relief component, the invention structure is complex, cost is high. SUMMARY

[0003] The present application aims to solve the above technical problems, thereby providing a high-dissolved-oxygen nanometer water body oxygen dissolver, which greatly improves the water body dissolved oxygen and improves the aquaculture efficiency.

[0004] The present application solves its technical problems, and the technical scheme adopted is:

[0005] A high-dissolved-oxygen nanometer water body oxygen dissolver, comprising a body, the body is cylindrical, one end of the body is provided with an impact hole with a blind hole structure, an inner cylinder is installed in the impact hole, a plurality of spiral grooves are formed on the outer cylindrical surface of the body, the outer end of the spiral groove is communicated with the end face of the body away from the impact hole, the inner end of the spiral groove extends to the end face of the impact hole of the body, and the inner end of the spiral groove is provided with a water passage communicated with the impact hole; a plurality of first threads are formed on the inner hole wall of the impact hole, a plurality of second threads are formed on the outer cylindrical surface of the inner cylinder, and the rotation direction of the first threads is opposite to that of the second threads; an outer sleeve is sleeved on the body, and the inner wall of the outer sleeve and the spiral groove form a liquid inlet channel.

[0006] The present application with the above technical scheme has the following beneficial effects compared with the prior art:

[0007] The oxygen enters the pump body of the submersible pump with the water flow, the oxygen is preliminarily mixed in the pump body of the submersible pump, and the submersible pump delivers high-pressure water and oxygen to the spiral groove of the oxygen dissolver, the flow rate of the water flow is increased in the spiral groove, the high-pressure and high-speed water flow and oxygen enter the impact hole from the water passage tangentially, and high-speed collision and impact on the second threads and the third threads with opposite rotation directions form nanometer micro-bubbles, which greatly improve the dissolved oxygen, the nanometer micro-bubbles increase the time of oxygen in the water body, so that the water body maintains high dissolved oxygen for a long time, and continuously provides oxygen for fish and shrimp in the pool body; the installation structure is simple and the cost is low.

[0008] Further, the optimization scheme of the present application is:

[0009] The inner column is a hollow structure.

[0010] The inner wall of the impact hole is provided with an annular groove, which is communicated with the water passage hole.

[0011] The water passage hole is tangentially arranged.

[0012] The inner column is coaxially arranged with the body.

[0013] The pitch of the helical groove is 6-10 mm.

[0014] The inner end of the helical groove extends to the middle of the impact hole.

[0015] The first and second threads are densely arranged on the inner wall of the impact hole and the outer cylindrical surface of the inner column respectively, the tooth shape of the first and second threads is triangular, the pitch of the first and second threads is 6-10 mm, and the width of the thread groove of the first and second threads is smaller than the width of the helical groove.

[0016] The oxygen dissolver is installed in the oxygen dissolver mounting sleeve, one end of the oxygen dissolver mounting sleeve is communicated with the outlet of the submersible pump, and the water inlet of the pump body of the submersible pump is provided with an oxygen inlet pipe joint.

[0017] The oxygen dissolver mounting sleeve comprises a cylinder and a gland at both ends of the cylinder, the gland is threadedly connected with the inner wall of the cylinder, the outer side of the gland is provided with a joint part, and a filter element is installed in the oxygen dissolver mounting sleeve. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a front view of the oxygen dissolver of the embodiment of the application;

[0019] Figure 2 It is an A-A sectional view of Figure 1

[0020] Figure 3 It is a front view of the oxygen dissolver body of the embodiment of the application;

[0021] Figure 4 It is a sectional view of the oxygen dissolver body of the embodiment of the application;

[0022] Figure 5 It is a sectional view of the oxygen dissolver sleeve of the embodiment of the application;

[0023] Figure 6 It is an installation schematic diagram of the oxygen dissolver and the submersible pump of the embodiment of the application;

[0024] Figure 7 It is a schematic diagram of the oxygen dissolver mounting sleeve of the embodiment of the application.

[0025] ​The figure: the dissolved oxygen device 1; the body 1-1; the impact hole 1-1-1; the spiral groove 1-1-2; the water hole 1-1-3; the ring groove 1-1-4; the first thread 1-1-5; the inner column 1-2; the second thread 1-2-1; the outer sleeve 1-3; the submersible pump 2; the motor 2-1; the transmission shaft 2-2; the pump body 2-3; the water inlet 2-4; the oxygen inlet pipe joint 2-5; the dissolved oxygen device mounting sleeve 3; the cylinder 3-1; the gland 3-2; the water outlet pipeline 4; the filter core 5. DETAILED DESCRIPTION

[0026] The application will be further described in detail below with reference to the accompanying drawings and examples.

[0027] Reference Figures 1-5 , the embodiment is a high-dissolved oxygen nanometer water body dissolved oxygen device, the dissolved oxygen device 1 is mainly composed of the body 1-1, the inner column 1-2 and the outer sleeve 1-3. The body 1-1 is cylindrical, one end of which is provided with a blind hole structure impact hole 1-1-1, and the inner column 1-2 is installed in the impact hole 1-1-1. The inner column 1-2 is a hollow structure, and the inner column 1-2 and the body 1-1 are coaxially arranged. The outer column surface of the inner column 1-2 and the inner hole wall of the impact hole 1-1-1 form an annular groove. The inner column 1-2 and the body 1-1 are integrated or combined.

[0028] A plurality of spiral grooves 1-1-2 are arranged on the outer cylindrical surface of the body 1-1. The pitch of the spiral groove 1-1-2 is 6-10 mm, and the width of the groove is 8 mm. The outer end of the spiral groove 1-1-2 is in communication with the end surface of the body 1-1 away from the orifice of the impact hole 1-1-1, and the inner end of the spiral groove 1-1-2 extends to the middle of the impact hole 1-1-1. The inner end of each spiral groove 1-1-2 is provided with a water hole 1-1-3 in communication with the impact hole 1-1-1, and the water hole 1-1-3 is tangentially arranged. The inner hole wall of the impact hole 1-1-1 is provided with a ring groove 1-1-4, and the ring groove 1-1-4 is in communication with the water hole 1-1-3.

[0029] A plurality of first threads 1-1-5 are arranged on the inner hole wall of the impact hole 1-1-1, and a plurality of second threads 1-2-1 are arranged on the outer column surface of the inner column 1-2. The rotation directions of the first threads 1-1-5 and the second threads 1-2-1 are opposite. The first threads 1-1-5 and the second threads 1-2-1 are densely arranged on the inner wall of the impact hole 1-1-1 and the outer column surface of the inner column 1-2, respectively. The tooth shape of the first threads 1-1-5 and the second threads 1-2-1 is triangular. The pitch of the first threads 1-1-5 and the second threads 1-2-1 is 6-10 mm. The width of the thread groove of the first threads 1-1-5 and the second threads 1-2-1 is smaller than the width of the spiral groove 1-1-2. The spiral groove 1-1-2, the first threads 1-1-5 and the second threads 1-2-1 are all multi-start thread structures.

[0030] The body 1-1 is sleeved with a circular sleeve 1-3, the sleeve 1-3 is connected with the body 1-1 in interference, the inner wall of the sleeve 1-3 and the spiral groove 1-1-2 form a liquid inlet channel, water flow and oxygen enter from the outer end of the spiral groove 1-1-2, spiral flow along the spiral groove 1-1-2 to the water inlet hole 1-1-3, and enter the impact hole 1-1-1. The material of the dissolved oxygen device 1 is nylon, heat-hardening plastic or stainless steel.

[0031] Figure 6 、 Figure 7 As shown in the figure, the dissolved oxygen device 1 is installed in the dissolved oxygen device mounting sleeve 3, one end of the dissolved oxygen device mounting sleeve 3 is installed in the water outlet of the submersible pump 2. The submersible pump 2 is a commercially available product, which is composed of a motor 2-1, a transmission shaft 2-2 and a pump body 2-3, and a water inlet 2-4 is arranged between the motor 2-1 and the pump body 2-3, an oxygen inlet pipe joint 2-5 is installed on the water inlet 2-4, and the oxygen inlet pipe joint 2-5 is communicated with an oxygen storage tank through a pipeline. The water outlet of the pump body 2-3 is provided with the dissolved oxygen device mounting sleeve 3, the dissolved oxygen device mounting sleeve 3 is composed of a cylinder 3-1 and a gland 3-2 at both ends of the cylinder 3-1, the gland 3-2 is connected with the inner wall of the cylinder 3-1 through threads, and the outer side of each gland 3-2 is provided with a joint part. The gland 3-2 at one end of the cylinder 3-1 is threadedly connected with the water outlet of the pump body 2-3 through the joint part, a filter element 5 and the dissolved oxygen device 1 are installed in the cylinder 3-1 in sequence along the liquid flow direction, the outer end of the spiral groove 1-1-2 of the dissolved oxygen device 1 is close to the filter element 5, a convex ring part or a mounting interval ring is arranged between the filter element 5 and the dissolved oxygen device 1, and the joint part of the gland 3-2 at the other end of the cylinder 3-1 is connected with the water outlet pipeline 4.

[0032] The working process of the present application is as follows: start the submersible pump 2, open the valve of the oxygen storage tank, oxygen enters the pump body 2-3 of the submersible pump 2 with water flow, the oxygen is preliminarily mixed in the pump body 2-3 of the submersible pump 2, the pressure of the water outlet of the pump body 2-3 is 0.5 MPa, the pump body 2-3 delivers high-pressure water and oxygen to the dissolved oxygen device mounting sleeve 3, enters the dissolved oxygen device 1 after being filtered by the filter element 5, the spiral groove 1-1-2 of the dissolved oxygen device 1 divides the high-pressure water flow into multiple spiral water flows, the high-pressure water flow increases the flow rate in the spiral groove 1-1-2, forms high-pressure high-speed water flow, the high-pressure high-speed water flow and oxygen enter the impact hole 1-1-1 tangentially through the water inlet hole 1-1-3, first impact and collide with the second thread 1-2-1, then impact and collide with the first thread 1-1-5 with opposite rotation direction, repeatedly impact and collide, form nano micro-bubbles, greatly increase the dissolved oxygen content, the nano micro-bubbles increase the time of oxygen in the water body, so that the water body maintains high dissolved oxygen content for a long time, and continuously provides oxygen for fish and shrimp in the pool. The present application has been used for high-density culture of grouper, when the dissolved oxygen device is used to measure the dissolved oxygen content of water body, the measuring instrument with a measuring range of 40 mg / L reaches the state of overloading.

[0033] The above merely describes the preferred embodiments of the present application, but is not intended to limit the scope of the present application. Any equivalent changes made according to the content of the present application and the drawings should be included in the scope of the present application.

Claims

1. A high-dissolved-oxygen nanometer water body dissolved oxygen device, comprising a body, the body is cylindrical, characterized in that: The impact hole with a blind hole structure is arranged at one end of the body, and an inner column is arranged in the impact hole; a plurality of helical grooves are arranged on the outer cylindrical surface of the body, the outer ends of the helical grooves are communicated with the end face of the body away from the hole mouth of the impact hole, the inner ends of the helical grooves extend to the end face of the hole mouth of the impact hole, and the inner ends of the helical grooves are provided with water passing holes communicated with the impact hole; ​ The inner hole wall of the impact hole is provided with a plurality of first threads, the outer cylindrical surface of the inner column is provided with a plurality of second threads, and the rotation directions of the first threads and the second threads are opposite; the body is sleeved with an outer sleeve, and the inner wall of the outer sleeve and the helical grooves form a liquid inlet channel. The inner column is a hollow structure; and the pitch of the helical grooves is 6-10 mm.

2. The high dissolved oxygen nanowater body dissolved oxygen generator of claim 1, wherein: The inner wall of the impact hole is provided with an annular groove communicated with the water passing hole.

3. The high dissolved oxygen nanowater body dissolved oxygen generator of claim 1, wherein: The water passing hole is tangentially arranged.

4. The high dissolved oxygen nanowater body dissolved oxygen generator of claim 1, wherein: The inner column is coaxially arranged with the body.

5. The high dissolved oxygen nanowater body dissolved oxygen generator of claim 1, wherein: The inner ends of the helical grooves extend to the middle part of the impact hole.

6. The high dissolved oxygen nanowater body dissolved oxygen generator of claim 1, wherein: The first threads and the second threads are densely arranged on the inner wall of the impact hole and the outer cylindrical surface of the inner column respectively, the teeth of the first threads and the second threads are triangular, the pitch of the first threads and the second threads is 6-10 mm, and the width of the thread grooves of the first threads and the second threads is smaller than the width of the helical grooves.

7. The high dissolved oxygen nanowater body dissolved oxygen generator of claim 1, wherein: The oxygen dissolving device is arranged in an oxygen dissolving device mounting sleeve, one end of the oxygen dissolving device mounting sleeve is communicated with the outlet of the submersible pump, and the water inlet of the pump body of the submersible pump is provided with an oxygen inlet pipe joint.

8. The high dissolved oxygen nanowater body dissolved oxygen generator of claim 7, wherein: The oxygen dissolving device mounting sleeve comprises a cylinder body and a gland at two ends of the cylinder body, the gland is threadedly connected with the inner wall of the cylinder body, the outer side of the gland is provided with a joint part, and a filter element is arranged in the oxygen dissolving device mounting sleeve.

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