Microporous aeration device for simple test

Abstract

The utility model discloses a micropore aeration device for a simple test, which belongs to the technical field of micropore aeration test, and comprises a gas-water separation device, the gas-water separation device is communicated with a gas flow meter, the gas flow meter is communicated with a stop valve, the stop valve is communicated with a ball valve, the ball valve is communicated with a gas distribution device, and the gas distribution device is communicated with the gas flow meter. And the gas distribution device is detachably communicated with a plurality of microporous aeration discs. The device is simple in structure, the aeration rate is easy to control, various test requirements can be met, the test accuracy and operability are ensured, replacement and cleaning are convenient, and the situation that the aeration effect, the test continuity and the test efficiency are affected by incrustation scales, sediments and the like is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of test micropore aeration, specifically relates to a simple test micropore aeration device. BACKGROUND

[0002] In the field of environmental engineering, water treatment and biological reactor, micropore aeration device as the key equipment, is widely used in improving the dissolved oxygen content in water, promoting the growth and metabolism of microorganism, thereby improving the processing efficiency. The micropore aeration device existing on the market at present is mainly industrial production, most of which are complex structure, high installation and maintenance cost, and the operation convenience and cost-effectiveness are often difficult to meet the demand for small-scale test or teaching demonstration.

[0003] Specifically, the micropore aeration device in the prior art usually contains a complex air distribution system, a high-pressure aeration device and a dense microporous membrane, which not only increases the manufacturing cost, but also makes the device difficult to simplify. In addition, it is not flexible when adjusting the aeration amount, it is difficult to adapt to the change of demand under different test conditions, and the cleaning and maintenance process is complicated, which affects the continuity and efficiency of the test. UTILITARIAN CONTENT

[0004] In view of the above shortcomings of the prior art, the utility model provides a simple test micropore aeration device; the simple test micropore aeration device is simple in structure, easy to control the aeration amount, can meet various test requirements, ensure the test accuracy and operability, and can be conveniently replaced and cleaned, avoid the influence of water scale and sediment on the aeration effect, and affect the continuity and efficiency of the test.

[0005] In order to solve the above technical problems, the utility model provides a simple test micropore aeration device, which comprises a gas-water separation device, the gas-water separation device is communicated with a gas flowmeter, the gas flowmeter is communicated with a stop valve, the stop valve is communicated with a ball valve, the ball valve is communicated with a gas distribution device, and the gas distribution device is detachably communicated with a plurality of micropore aeration discs.

[0006] In the further improvement of the utility model, the gas-water separation device comprises a pipe body, the middle part of the pipe body is communicated with an air inlet pipe, the bottom of the pipe body is communicated with a drain pipe, and the top of the pipe body is communicated with the gas flowmeter.

[0007] Through the above design, the gas-water separation of the present scheme can be more convenient.

[0008] In the further improvement of the utility model, the air inlet pipe extends into the pipe body and is communicated with an elbow pipe with downward opening; and the drain pipe is communicated with a gate valve.

[0009] Through the above design, the gas-water separation of the present scheme can be more convenient.

[0010] In further improvement of the utility model, the gas flow meter adopts a glass rotor gas flow meter.

[0011] Through the above design, the scheme can be more convenient to implement.

[0012] In further improvement of the utility model, the gas distribution device comprises a gas distribution pipe, a plurality of control valves are arranged on the gas distribution pipe, and the control valves are communicated with the micro-hole aeration disc.

[0013] Through the above design, the scheme can be more convenient to control the aeration amount.

[0014] In further improvement of the utility model, the micro-hole aeration disc comprises a support, an "8"-shaped micro-hole aeration pipe is arranged on the support, and the "8"-shaped micro-hole aeration pipe is communicated with the control valve.

[0015] Through the above design, the scheme can be more convenient to increase the aeration area.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] The utility model has the advantages of simple structure, easy control of aeration amount, satisfaction of various test requirements, guarantee of test accuracy and operability, convenient replacement and cleaning, avoidance of influence of water scale and deposits on aeration effect, and influence on test continuity and efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] To make the background art or the technical scheme of the utility model clearer, the drawings used in the prior art or the specific embodiment are briefly introduced as follows; obviously, the structure, proportion, size and the like shown in the drawings of the specification are only used to cooperate with the content disclosed in the specification, so as to be understood and read by those skilled in the art, and do not limit the implementation conditions of the utility model, so they do not have the technical essence, any modification of structure, change of proportion relationship or adjustment of size, as long as it does not affect the effect and purpose of the utility model, should still fall within the scope of the technical content disclosed by the utility model.

[0019] Figure 1 The specific embodiment of the utility model is a structural schematic view.

[0020] As shown in the drawings: 1, pipe body; 2, air inlet pipe; 21, elbow pipe; 3, drain pipe; 31, gate valve; 4, gas flow meter; 5, stop valve; 6, ball valve; 7, gas distribution pipe; 71, control valve; 8, "8"-shaped micro-hole aeration pipe. SPECIFIC EMBODIMENT

[0021] In order to make the technical scheme in the present application better understood, the technical scheme in the present application will be described clearly and completely below in conjunction with the accompanying drawings of the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work should belong to the scope of protection of the present application.

[0022] Meanwhile, the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like in the present specification are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present application. Changes or adjustments of the relative relationship, without substantial changes in the technical content, are also considered as the scope of implementation of the present application.

[0023] Meanwhile, in the description of the present specification, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two components, and those skilled in the art can understand the specific meaning of the above terms in the present application according to the specific circumstances.

[0024] The micro-porous aeration device in the prior art usually comprises a complex air distribution system, a high-pressure aeration device and a dense micro-porous membrane. These components not only increase the manufacturing cost, but also make it difficult to simplify the device. In addition, it is not flexible when adjusting the aeration amount, it is difficult to adapt to the changes in demand under different test conditions, and the cleaning and maintenance process is complicated, affecting the continuity and efficiency of the test.

[0025] Therefore, the design concept of the present application is to design an aeration device suitable for small-scale test or teaching demonstration.

[0026] As shown in Figure 1 The present application provides a simple micro-porous aeration device for test, which comprises a gas-water separation device, the gas-water separation device is communicated with a gas flow meter 4, the gas flow meter 4 is communicated with a stop valve 5, the stop valve 5 is communicated with a ball valve 6, the ball valve 6 is communicated with a gas distribution device, and the gas distribution device is detachably communicated with a plurality of micro-porous aeration discs.

[0027] The gas-water separation device comprises a pipe body 1, an air inlet pipe 2 communicated with the middle part of the pipe body 1, a water outlet pipe 3 communicated with the bottom of the pipe body 1, and a gas flow meter 4 communicated with the top of the pipe body 1. The air inlet pipe 2 is used for air inlet, the water outlet pipe 3 is used for water outlet after gas-water separation, and the gas after gas-water separation flows out from the top of the pipe body 1. In actual use, the user can also directly purchase a ready-made gas-water separator, the price of which is about several hundred yuan, and the user can select and purchase according to his own economic situation.

[0028] The air inlet pipe 2 is extended into the pipe body 1 and communicated with an elbow pipe 21 with an opening downward. The water outlet pipe 3 is communicated with a gate valve 31. After the gas enters from the air inlet pipe 2, it is guided downward by the elbow pipe 21. At this time, the water with large density continues to move downward, and the gas with small density flows upward. Thus, the gas-water separation is completed.

[0029] The gas flow meter 4 adopts a glass rotor gas flow meter. Other types of gas flow meters can also be used, and the price is about one hundred yuan. The user can select and purchase according to his own economic situation.

[0030] The gas distribution device comprises a gas distribution pipe 7, a plurality of control valves 71 are arranged on the gas distribution pipe 7, the control valves 71 are detachably communicated with the micro-porous aeration disc, one control valve 71 controls the on-off of one micro-porous aeration disc. Thus, a plurality of control valves 71 control a plurality of micro-porous aeration discs. When the aeration amount needs to be adjusted, the corresponding micro-porous aeration disc can be controlled to be turned on or off by the control valve 71. The control valve 71 can be a low-cost manual valve.

[0031] The control valve 71 is communicated with a hose, and the hose is detachably communicated with the “8”-shaped micro-porous aeration pipe 8 through a quick release connector.

[0032] The micro-porous aeration disc comprises a support, the support is provided with the “8”-shaped micro-porous aeration pipe 8, the “8”-shaped micro-porous aeration pipe 8 is communicated with the control valve 71, and the support comprises a three-pronged base frame. A support rod is welded to the middle part of the three-pronged base frame. A nut is welded to the outer middle part of the “8”-shaped micro-porous aeration pipe 8, and the nut is threadedly connected with the support rod.

[0033] The “8”-shaped micro-porous aeration pipe 8 comprises a large circular pipe located in the middle part. The outer side wall of the large circular pipe is symmetrically communicated with two annular pipes. The large circular pipe and the two annular pipes form an “8”-shaped structure. The large circular pipe, the two annular pipes, and the micro-pores arranged on the large circular pipe and the two annular pipes are used for aeration. The hose is detachably communicated with the large circular pipe through the quick release connector. The “8”-shaped structure of the “8”-shaped micro-porous aeration pipe 8 can better expand the aeration area. The “8”-shaped micro-porous aeration pipe 8 can also be replaced by other shapes, for example, the micro-porous aeration pipe comprises a main pipe, a plurality of branch pipes are arranged on the main pipe, and micro-pores are arranged on the main pipe and the branch pipes for aeration.

[0034] The aeration pipeline is a φ10 air hose made of pu material, connected by a φ10 adapter; the microporous aeration disc is composed of an iron steel pipe support (a three-pronged chassis welded from steel pipes and support rods), a microporous aeration pipe (effective length 2m, pipe diameter 25mm, membrane pipe thickness 2mm, bubble diameter 1-3mm, and air hole number 8000 / m), and a gas path tee joint, and the microporous aeration pipe is installed in an "8" shape on the support rod.

[0035] Firstly, the air is compressed by a compressor to become compressed air, then is separated from water by a gas-water separation device, then enters a gas distribution device through a gas flow meter 4 and a stop valve 5 and a ball valve 6, and finally enters a microporous aeration pipe for aeration through precise control.

[0036] The advantages of the present application are:

[0037] The device has simple structure, low cost, and is easy to manufacture.

[0038] The device increases a flow meter and multiple valves to ensure the accuracy of air intake.

[0039] The aeration disc of the device is separately made (the "8" shaped microporous aeration pipe 8 is screw-connected with the support rod, easy to disassemble and assemble), which is convenient to replace.

[0040] The device increases a drainage device at the front end, and the air intake is stable.

[0041] Although the utility model has been described in detail by referring to the drawings and combining with the preferred embodiments, the utility model is not limited thereto, and the person skilled in the art can make various equivalent modifications or replacements to the embodiments of the utility model without departing from the spirit and essence of the utility model, and these modifications or replacements should be within the scope of the utility model / any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered within the protection scope of the utility model, therefore, the protection scope of the utility model should be subject to the protection scope of the claims.

Claims

1. A simple test micro-well aeration device, characterized by, The gas-water separation device is communicated with a gas flow meter, the gas flow meter is communicated with a stop valve, the stop valve is communicated with a ball valve, the ball valve is communicated with a gas distribution device, and the gas distribution device is detachably communicated with a plurality of microporous aeration discs. The gas distribution device comprises a gas distribution pipe, and a plurality of control valves are arranged on the gas distribution pipe and communicated with the microporous aeration discs. The microporous aeration disc comprises a support, and an "8" shaped microporous aeration pipe is arranged on the support and communicated with the control valve.

2. The simple test micro-well aeration device according to claim 1, characterized by, The gas-water separation device comprises a pipe body, a middle part of the pipe body is communicated with an air inlet pipe, a bottom part of the pipe body is communicated with a drain pipe, and a top part of the pipe body is communicated with the gas flow meter.

3. The simple test micro-well aeration device according to claim 2, characterized in that, The air inlet pipe extends into the pipe body and is communicated with an elbow pipe with an opening downward, and the drain pipe is communicated with a gate valve.

4. The simple test micro-well aeration device according to claim 1, wherein The gas flow meter is a glass rotor gas flow meter.

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