Variable microporous tubular aerator

Abstract

The utility model provides a variable microporous tubular aerator, which relates to the technical field of tubular aerators, and comprises an air delivery pipe, connecting seats are arranged at the front end and the rear end of the air delivery pipe, connecting mechanisms are arranged on the outer sides of the connecting seats, a microporous aeration pipe is mounted at one end of each connecting seat, a bottom plate is mounted below the air delivery pipe, and the bottom plate is connected with the air delivery pipe. Fixing pins are mounted at the four corners of the bottom plate, a mounting cavity is formed in the top end of the bottom plate, and a positioning mechanism is arranged in the mounting cavity; the connecting mechanism is arranged on the outer side of the connecting seat, and a fixing plate, a positioning plate, a screw rod and a second rotating wheel of the connecting mechanism are matched with one another, so that the connecting seat and the microporous aeration pipe can be conveniently and hermetically connected, and the microporous aeration pipe is more convenient and faster to mount or replace; therefore, the convenience of the tubular aerator in use is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe type aerator technical field especially relates to a variable microporous pipe type aerator. BACKGROUND

[0002] The pipe type aerator is a kind of oxygenation equipment for urban sewage and organic industrial wastewater treatment system, and the pipe type aerator has the characteristics of simple structure, high oxygen utilization rate, reliable performance, gas hole not easy to block, sewage not backflow, uniform circumferential stress, long service life, easy installation and maintenance, low system price, good chemical stability, no plasticizer, long-lasting elasticity, acid and alkali resistance, not hardening, not embrittlement, not aging;

[0003] As application No. CN2858635Y discloses "variable microporous pipe type aerator" and specifically discloses: gas distribution groove is opened on the outer surface of support pipe along the axial direction, and the gas distribution groove is communicated with gas distribution pipe through the lumen of support pipe;Membrane sleeve made of elastic material is sleeved on the outer surface of support pipe, and a plurality of self-closing micropores are formed in the membrane sleeve, however, in the above-mentioned technology, when using, it is not convenient to disassemble and install the microporous aeration pipe, so that the microporous aeration pipe is more cumbersome when installing or replacing, thereby greatly reducing the convenience of the pipe type aerator when using, therefore, the utility model provides a variable microporous pipe type aerator to solve the above problems. UTILITY MODEL CONTENTS

[0004] In view of the above problems, the utility model provides a variable microporous pipe type aerator, which solves the problem that the microporous aeration pipe is not convenient to disassemble and install in the prior art, so that the microporous aeration pipe is more cumbersome when installing or replacing, thereby greatly reducing the convenience of the pipe type aerator when using.

[0005] To achieve the purpose of the utility model, the utility model realizes the following technical scheme: a variable microporous pipe type aerator, comprising a gas conveying pipe, the front end and the rear end of the gas conveying pipe are provided with connecting seats, the outer side of the connecting seat is provided with a connecting mechanism, one end of the connecting seat is provided with a microporous aeration pipe, the lower side of the gas conveying pipe is provided with a bottom plate, the four corners of the bottom plate are provided with fixing pins, the top end of the bottom plate is provided with a mounting cavity, and the inside of the mounting cavity is provided with a positioning mechanism.

[0006] The connecting mechanism comprises a fixed plate, a positioning plate, a screw rod and a second runner, the fixed plate is installed on the outer side of the microporous aeration pipe, the positioning plate is installed on the outer side of the connecting seat, the inside of the fixed plate and the positioning plate is provided with a threaded groove, the inside of the threaded groove is provided with a screw rod, and one end of the screw rod is provided with a second runner.

[0007] A further improvement is that a sealing gasket is provided inside the connecting seat, which can seal the connecting seat and the microporous aeration pipe.

[0008] A further improvement is that the positioning mechanism includes a first rotating wheel, a threaded rod, a threaded sleeve, a clamping plate, and a limiting structure. The first rotating wheel is installed at one end of the mounting cavity, and the threaded rod is installed inside the mounting cavity. One end of the first rotating wheel is connected to one end of the threaded rod. The thread directions at both ends of the threaded rod are opposite. Threaded sleeves are symmetrically arranged on the outer side wall of the threaded rod, and a clamping plate is installed above the threaded sleeves.

[0009] A further improvement is that the clamping plate is arc-shaped, and the two clamping plates are symmetrically distributed about the central axis of the mounting cavity.

[0010] A further improvement is that the limiting structure includes a limiting rod and a limiting sleeve. The limiting rod is installed on both sides inside the mounting cavity, and a limiting sleeve is provided on the outer side wall of the limiting rod. One end of the limiting sleeve is connected to one side of the threaded sleeve.

[0011] A further improvement is that the cross-section of the limiting rod is smaller than the cross-section of the limiting sleeve, and the limiting rod and the limiting sleeve form a sliding structure.

[0012] The beneficial effects of this utility model are as follows: By providing a connecting mechanism on the outside of the connecting seat, and utilizing the cooperation between the fixing plate, positioning plate, screw, and second rotating wheel of the connecting mechanism, the connecting seat and the microporous aeration tube can be conveniently and quickly sealed and connected, making the installation or replacement of the microporous aeration tube more convenient and quick, thereby greatly improving the convenience of using the tubular aerator; By providing a positioning mechanism inside the installation cavity, and utilizing the cooperation between the first rotating wheel, threaded rod, threaded sleeve, clamping plate, limiting rod, and limiting sleeve of the positioning mechanism, the microporous tubular aerator can be positioned, making the microporous tubular aerator more stable during use, thereby greatly improving the practicality of the aerator during use. Attached Figure Description

[0013] Figure 1 This is a frontal view of the overall structure of this utility model;

[0014] Figure 2 This is a top view of the structure of this utility model;

[0015] Figure 3 This is a top view cross-sectional structural diagram of the positioning mechanism of this utility model;

[0016] Figure 4 This is a side sectional view of the connecting mechanism of this utility model.

[0017] Figure 5The utility model discloses a Figure 4 Partial enlarged structure schematic diagram of A in the middle.

[0018] Among them: 1, gas pipe; 2, connecting seat; 3, microporous aeration pipe; 4, bottom plate; 5, fixed pin; 6, mounting cavity; 7, first runner; 8, threaded rod; 9, threaded sleeve; 10, clamping plate; 11, limiting rod; 12, limiting sleeve; 13, sealing washer; 14, fixed plate; 15, positioning plate; 16, screw rod; 17, second runner. PREFERRED EMBODIMENT

[0019] In order to deepen the understanding of the utility model, the utility model will be further described below in conjunction with examples, and the present embodiment is only used to explain the utility model and does not constitute the limitation of the protection scope of the utility model.

[0020] According to Figure 1 , 2 , 3, 4, 5, the present embodiment proposes a variable microporous pipe type aerator, including gas pipe 1, the front end and rear end of the gas pipe 1 are provided with connecting seat 2, the outer side of the connecting seat 2 is provided with connecting mechanism, one end of the connecting seat 2 is provided with microporous aeration pipe 3, the lower portion of the gas pipe 1 is provided with bottom plate 4, the four corners of the bottom plate 4 are provided with fixed pin 5, the top of the bottom plate 4 is provided with mounting cavity 6, the inside of the mounting cavity 6 is provided with positioning mechanism, the inside of the microporous aeration pipe 3 is provided with variable microporous unit, and the microporous material is commonly rubber such as EPDM rubber and high molecular elastomer, and a large number of micropores are distributed on the surface thereof, by adjusting the air pressure in the aerator, the microporous material is deformed under different air pressures, so that the microporous state is changed.

[0021] The connecting mechanism includes fixed plate 14, positioning plate 15, screw rod 16 and second runner 17, the fixed plate 14 is installed on the outer side of the microporous aeration pipe 3, the positioning plate 15 is installed on the outer side of the connecting seat 2, the inside of the fixed plate 14 and the positioning plate 15 is provided with threaded groove, the inside of the threaded groove is provided with screw rod 16, one end of the screw rod 16 is provided with second runner 17, the inside of the connecting seat 2 is provided with sealing washer 13, the sealing washer 13 can seal the connecting seat 2 and the microporous aeration pipe 3, when using, one end of the microporous aeration pipe 3 is placed into the inside of the connecting seat 2, the sealing washer 13 is used to seal the connecting seat 2 and the microporous aeration pipe 3, then one end of the screw rod 16 is placed into the threaded groove in the inside of the fixed plate 14, the second runner 17 is rotated to drive the screw rod 16 to rotate, the screw rod 16 is rotated to the inside of the positioning plate 15, the connecting seat 2 and the microporous aeration pipe 3 are conveniently connected, so that the microporous aeration pipe 3 is more convenient and fast when being installed or replaced, thereby greatly improving the convenience of the pipe type aerator when being used.

[0022] The positioning mechanism comprises a first rotating wheel 7, a threaded rod 8, a threaded sleeve 9, clamping plates 10 and a limiting structure, the first rotating wheel 7 is installed at one end of the installation cavity 6, the threaded rod 8 is installed inside the installation cavity 6, one end of the first rotating wheel 7 is connected with one end of the threaded rod 8, the threaded directions of the two ends of the threaded rod 8 are opposite, the outer side wall of the threaded rod 8 is symmetrically provided with the threaded sleeves 9, the clamping plates 10 are installed above the threaded sleeves 9, the clamping plates 10 are arc-shaped, the two clamping plates 10 are symmetrically distributed about the central axis of the installation cavity 6, in use, the gas delivery pipe 1 is placed inside the clamping plates 10, at this time, the first rotating wheel 7 drives the threaded rod 8 to rotate, under the limiting of the limiting rods 11 and the limiting sleeves 12, the two threaded sleeves 9 are moved by the threaded rod 8, and then the gas delivery pipe 1 is positioned by the two clamping plates 10, so that the micro-porous pipe type aerator is more stable in use, thereby greatly improving the practicability of the aerator in use.

[0023] The limiting structure comprises limiting rods 11 and limiting sleeves 12, the limiting rods 11 are installed on both sides inside the installation cavity 6, the outer side wall of the limiting rod 11 is provided with the limiting sleeve 12, one end of the limiting sleeve 12 is connected with one side of the threaded sleeve 9, the cross section of the limiting rod 11 is smaller than that of the limiting sleeve 12, and a sliding structure is formed between the limiting rod 11 and the limiting sleeve 12, in use, the threaded sleeve 9 is limited in movement by the cooperation between the limiting rod 11 and the limiting sleeve 12, so that the threaded sleeve 9 is more stable in movement.

[0024] Working principle: first, the staff fixes the bottom plate 4 at a proper position through the fixing pin 5, then places the gas delivery pipe 1 inside the clamping plates 10, at this time, the first rotating wheel 7 drives the threaded rod 8 to rotate, under the limiting of the limiting rods 11 and the limiting sleeves 12, the two threaded sleeves 9 are moved by the threaded rod 8, and then the gas delivery pipe 1 is positioned by the two clamping plates 10, then one end of the micro-porous aerating pipe 3 is placed into the inside of the connecting seat 2, the connecting seat 2 and the micro-porous aerating pipe 3 are sealed by the cooperation of the sealing gasket 13, then one end of the screw rod 16 is placed into the threaded groove inside the fixed plate 14, the screw rod 16 is rotated by the second rotating wheel 17, the screw rod 16 is rotated into the inside of the positioning plate 15, the connecting seat 2 and the micro-porous aerating pipe 3 are conveniently connected, at this time, the aerator can be used for aeration treatment, by increasing the air pressure inside the aerator, the micro-porous material expands, the micro-pores become larger, by reducing the air pressure, the micro-porous material shrinks, and the micro-pores become smaller.

[0025] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A variable microporous tubular aerator comprising a gas delivery tube (1) characterised in that: The front end and rear end of the gas conveying pipe (1) are provided with connecting seats (2), the outer side of the connecting seat (2) is provided with a connecting mechanism, one end of the connecting seat (2) is provided with a microporous aeration pipe (3), the lower side of the gas conveying pipe (1) is provided with a bottom plate (4), the four corners of the bottom plate (4) are provided with fixing pins (5), and the top end of the bottom plate (4) is provided with a mounting cavity (6); the inside of the mounting cavity (6) is provided with a positioning mechanism. The connecting mechanism comprises a fixed plate (14), a positioning plate (15), a screw rod (16) and a second rotating wheel (17), the fixed plate (14) is arranged on the outer side of the microporous aeration pipe (3), the positioning plate (15) is arranged on the outer side of the connecting seat (2), the inside of the fixed plate (14) and the positioning plate (15) is provided with a threaded groove, the inside of the threaded groove is provided with a screw rod (16), and one end of the screw rod (16) is provided with a second rotating wheel (17).

2. A variable microporous tubular aerator according to claim 1, wherein: The inside of the connecting seat (2) is provided with a sealing washer (13), and the sealing washer (13) can seal the connecting seat (2) and the microporous aeration pipe (3).

3. A variable microporous tubular aerator according to claim 2, wherein: The positioning mechanism comprises a first rotating wheel (7), a threaded rod (8), a threaded sleeve (9), a clamping plate (10) and a limiting structure, the first rotating wheel (7) is arranged at one end of the mounting cavity (6), the threaded rod (8) is arranged in the mounting cavity (6), one end of the first rotating wheel (7) is connected with one end of the threaded rod (8), the threaded directions of the two ends of the threaded rod (8) are opposite, the outer side wall of the threaded rod (8) is symmetrically provided with a threaded sleeve (9), and the threaded sleeve (9) is provided with a clamping plate (10) above.

4. A variable microporous tubular aerator according to claim 3, wherein: The clamping plate (10) is arc-shaped, and the two clamping plates (10) are symmetrically distributed about the central axis of the mounting cavity (6).

5. A variable microporous tubular aerator according to claim 4, wherein: The limiting structure comprises a limiting rod (11) and a limiting sleeve (12), the limiting rod (11) is arranged on both sides of the inside of the mounting cavity (6), the outer side wall of the limiting rod (11) is provided with a limiting sleeve (12), and one end of the limiting sleeve (12) is connected with one side of the threaded sleeve (9).

6. A variable microporous tubular aerator according to claim 5, wherein: The cross section of the limiting rod (11) is smaller than that of the limiting sleeve (12), and a sliding structure is formed between the limiting rod (11) and the limiting sleeve (12).

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