Anti-backflow aerator structure

Abstract

The utility model discloses an anti-backflow aerator structure which comprises a tray, a gas transmission component for transmitting gas into the tray is arranged at the bottom of the tray, an aeration disc is detachably connected to the top of the tray through a bolt, a mounting groove is formed in the upper surface of the aeration disc, a plurality of groups of uniformly distributed aeration holes are formed in the mounting groove, and the aeration holes are communicated with the mounting groove. A rotating disc is rotationally connected into the mounting groove, a plurality of groups of through holes corresponding to the aeration holes are formed in the upper surface of the rotating disc, a sealing gasket is fixedly connected to the bottom of the rotating disc, a fixing column is fixedly connected to the upper surface of the aeration disc, and the fixing column penetrates through the rotating disc; the outer side of the fixing column is provided with an insertion assembly for fixing the rotating disc. According to the aerator, water can be prevented from flowing back into the aerator through the aeration holes, the aerator is prevented from being damaged, the using effect of the aerator is improved, the rotating disc can be prevented from rotating in the using process of the aerator, and the using stability of the aerator is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to an aerator technical field especially relates to an anti -backing of aeration device structure. BACKGROUND

[0002] Aerator is a kind of equipment for water supply and drainage aeration, mainly applied to sewage treatment, air injection or vibration etc. Mode is injected into sewage, promotes the growth and metabolism of microorganism, to complete the biochemical treatment of sewage.

[0003] And aerator can be divided into surface aerator and underwater aerator, and underwater aerator is generally in water when using, after stopping aeration, due to the hole on it is submerged in water, water is easy to flow into the device from its aeration hole, to enter into the air pipe, easy to cause damage to gas supply device. INNOVATION CONTENT

[0004] The utility model aims at solving the shortcomings in prior art, and provides an anti -backing of aeration device structure.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] An anti -backing of aeration device structure, including tray, the bottom of tray is equipped with the gas delivery assembly of conveying gas to tray, the top of tray is detachably connected with aeration tray by bolt, the upper surface of aeration tray is equipped with mounting groove, the mounting groove is equipped with multiple groups of evenly distributed aeration holes, the upper surface of rotating disc is rotatably connected in mounting groove, the upper surface of rotating disc is equipped with multiple groups of through holes corresponding with aeration hole, the bottom of rotating disc is fixedly connected with sealing pad, the upper surface of aeration tray is fixedly connected with fixed column, and fixed column passes through rotating disc, the outside of fixed column is equipped with the plug-in assembly of the rotating disc fixed.

[0007] As a further scheme of the utility model, the plug-in assembly includes a circular tube, the circular tube is fixedly connected to the upper surface of the rotating disc, the fixed column passes through the circular tube, and the fixed column is higher than the circular tube, a plurality of evenly distributed positioning grooves are formed on the outer side of the fixed column at a position outside the circular tube, a plurality of slide holes are formed at the top end of the circular tube, a plurality of slide rods are slidably connected to the slide holes, a connecting ring is fixedly connected to the top end of the plurality of slide rods, a plurality of positioning blocks corresponding to the positioning grooves are fixedly connected to the circumferential inner wall of the connecting ring, and the positioning blocks are inserted into the positioning grooves.

[0008] As a further scheme of the utility model, the distance between the two adjacent positioning grooves is less than the distance between the two adjacent groups of through holes.

[0009] As a further scheme of the utility model, the gas conveying assembly comprises a gas conveying pipe, and the bottom of the tray is fixedly connected with a three-way pipe, and the gas conveying pipe is fixedly connected at both ends of the three-way pipe.

[0010] As a further scheme of the utility model, the fixed column is located at the center position of the aerator disc, and a plurality of groups of aeration holes are distributed in a circular shape with the fixed column as the center.

[0011] As a further scheme of the utility model, the number of the aeration holes and the through holes in each group is five.

[0012] The utility model discloses the beneficial effects are:

[0013] 1. In the utility model, through the cooperation of the rotating disc and the through hole, the rotating disc is rotated, the through hole on the rotating disc is completely dislocated with the aeration hole, at this moment, the aeration hole can be sealed by the sealing gasket, thereby avoiding that water flows back to the aerator through the aeration hole, preventing the aerator from being damaged, and improving the use effect of the aerator.

[0014] 2. In the utility model, through the setting of the plug-in assembly, when the aerator is used, the rotating disc is fixed through the plug-in assembly, thereby the rotating disc can be prevented from rotating in the process of using the aerator, and the stability of using the aerator is improved. DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the aerator structure of the utility model;

[0016] Figure 2 It is a partial explosion structure schematic view of the aerator structure of the utility model;

[0017] Figure 3 It is a partial enlarged structure schematic view of the aerator structure of the utility model;

[0018] Figure 4 It is an A part enlarged structure schematic view of the aerator structure of the utility model.

[0019] In the drawing: 1, gas conveying pipe; 2, tray; 3, aerator disc; 4, rotating disc; 5, through hole; 6, circular pipe; 7, mounting groove; 8, aeration hole; 9, fixed column; 10, connecting ring; 11, sliding hole; 12, sliding rod; 13, positioning block; 14, positioning groove. CONCRETE IMPLEMENTATION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. The described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0021] With reference to Figures 1-4 The utility model discloses an anti -backfill aerator structure, including tray 2, the bottom of tray 2 is equipped with the gas delivery assembly that transports gas to tray 2, and the top of tray 2 is detachably connected with aerator disc 3 through bolt, the upper surface of aerator disc 3 is equipped with installation groove 7, and installation groove 7 is equipped with multiple groups of evenly distributed aerator holes 8, and the rotatory disc 4 is rotatably connected in installation groove 7, the upper surface of rotatory disc 4 is equipped with multiple groups of the through -hole 5 corresponding with aerator hole 8, and the bottom of rotatory disc 4 is bonded with sealing washer, and the upper surface of aerator disc 3 is welded with fixed column 9, and fixed column 9 passes through rotatory disc 4, and the outside of fixed column 9 is equipped with the plug -in assembly of rotatory disc 4 fixed, make the plug -in assembly no longer rotatory disc 4 is fixed, then rotatory disc 4 is rotated, make the through -hole 5 on rotatory disc 4 with aerator hole 8 completely dislocation, rotatory disc 4 will seal aerator hole 8 through sealing washer at this moment, thereby avoid water through aerator hole 8 backflow to aerator, prevent the damage of aerator, improve the use effect of aerator.

[0022] The utility model discloses a plug -in assembly includes the round pipe 6, and the round pipe 6 is fixed on the upper surface of rotary disc 4 through bolt, and fixed column 9 passes through the round pipe 6, and fixed column 9 is higher than the round pipe 6, and the outside of fixed column 9 is located the position of the outside of round pipe 6 and is equipped with multiple even distribution's locating slot 14, and the top of round pipe 6 is equipped with multiple slide hole 11, and multiple slide hole 11 all slide connection has the slide bar 12, and the top of multiple slide bar 12 is welded with the connecting ring 10, and the circumference inner wall of connecting ring 10 is welded with multiple corresponding locating block 13 of locating slot 14, and locating block 13 is inserted with locating slot 14, and the distance between adjacent two locating slots 14 is less than the distance between adjacent two groups of through -hole 5, when needing rotary disc 4 to rotate, pull connecting ring 10 and move upwards, and connecting ring 10 will drive slide bar 12 to move in slide hole 11, to make connecting ring 10 move vertically upwards, simultaneously, connecting ring 10 will drive locating block 13 and move upwards, make locating block 13 and locating slot 14 separate, at this moment, can rotate rotary disc 4, when rotary disc 4 rotates to through -hole 5 and aeration hole 8 completely misalign, at this moment, the locating block 13 on connecting ring 10 will be aligned with locating slot 14, then reset connecting ring 10, make locating block 13 insert into locating slot 14 and fix rotary disc 4, make rotary disc 4 not rotate, to guarantee that through -hole 5 and aeration hole 8 are in misaligned state all the time, simultaneously, when aerator uses, fix rotary disc 4, can avoid that rotary disc 4 rotates in the process of using aerator, improve the stability of aerator use,

[0023] Especially, the gas conveying assembly includes a gas conveying pipe 1, and a tee pipe is welded to the bottom of the tray 2, the gas conveying pipe 1 is welded to two ends of the tee pipe, the fixed column 9 is located at the center of the aeration disc 3, and a plurality of groups of aeration holes 8 are distributed in a circular shape around the fixed column 9, and the number of the plurality of groups of aeration holes 8 and the through holes 5 is five.

[0024] Working principle: when the aerator is not needed, pull the connecting ring 10 upwards, the connecting ring 10 will drive the slide bar 12 to move in the slide hole 11, so that the connecting ring 10 moves vertically upwards, at the same time, the connecting ring 10 will drive the locating block 13 to move upwards, so that the locating block 13 and the locating slot 14 are separated, at this moment, the rotary disc 4 can be rotated, the rotary disc 4 will drive the round pipe 6 to rotate, the round pipe 6 will drive the connecting ring 10 to rotate, when the rotary disc 4 rotates to the through hole 5 and the aeration hole 8 completely misalign, at this moment, the locating block 13 on the connecting ring 10 will be aligned with the locating slot 14, then reset the connecting ring 10, make the locating block 13 insert into the locating slot 14 and fix the rotary disc 4, at this moment, the rotary disc 4 will seal the aeration hole 8 through the sealing pad, so as to avoid the water flowing back to the aerator through the aeration hole 8, prevent the aerator from being damaged, improve the use effect of the aerator.

[0025] In addition, the terms "mount", "set", "connect", "socket" should be understood broadly. For example, it can be fixed connection, detachable connection, or integral structure; it can be mechanical connection or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or internal communication between two devices, elements or components. The specific meaning of the above terms in this application can be understood by those skilled in the art according to the specific circumstances.

Claims

1. A backflow preventing aerator structure comprising a tray (2), characterized in that, The bottom of the tray (2) is provided with a gas conveying assembly for conveying gas into the tray (2), and the top of the tray (2) is detachably connected with an aeration plate (3) through bolts, the upper surface of the aeration plate (3) is provided with a mounting groove (7), a plurality of evenly distributed aeration holes (8) are arranged in the mounting groove (7), a rotating disc (4) is rotatably connected in the mounting groove (7), a plurality of through holes (5) corresponding to the aeration holes (8) are arranged in the upper surface of the rotating disc (4), a sealing gasket is fixedly connected to the bottom of the rotating disc (4), a fixed column (9) is fixedly connected to the upper surface of the aeration plate (3) and penetrates through the rotating disc (4), and a plug-in assembly is arranged on the outer side of the fixed column (9) to fix the rotating disc (4).

2. The anti-backflow aerator structure according to claim 1, wherein, The plug-in assembly comprises a circular pipe (6) fixedly connected to the upper surface of the rotating disc (4), the fixed column (9) penetrates through the circular pipe (6) and is higher than the circular pipe (6), a plurality of evenly distributed positioning grooves (14) are arranged on the outer side of the fixed column (9) outside the circular pipe (6), a plurality of sliding holes (11) are arranged at the top end of the circular pipe (6), a plurality of sliding rods (12) are slidably connected to the sliding holes (11), a connecting ring (10) is fixedly connected to the top end of the sliding rods (12), a plurality of positioning blocks (13) corresponding to the positioning grooves (14) are fixedly connected to the circumferential inner wall of the connecting ring (10), and the positioning blocks (13) are inserted into the positioning grooves (14).

3. The anti-backflow aerator structure according to claim 2, wherein, The distance between two adjacent positioning grooves (14) is smaller than the distance between two adjacent groups of through holes (5).

4. The anti-backflow aerator structure according to claim 1, wherein The gas conveying assembly comprises a gas conveying pipe (1), and the bottom of the tray (2) is fixedly connected with a three-way pipe, and the gas conveying pipe (1) is fixedly connected to both ends of the three-way pipe.

5. The backflow preventing aerator structure according to claim 1, wherein The fixed column (9) is located at the center position of the aeration plate (3), and a plurality of aeration holes (8) are distributed in a circular shape with the fixed column (9) as the center.

6. The anti-backflow aerator structure according to claim 5, wherein The number of a plurality of aeration holes (8) and through holes (5) is five.

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