Liftable gas dissolving device

Abstract

The utility model discloses a liftable air dissolving device, which belongs to the technical field of water treatment equipment, and comprises a sludge tank, the aeration disc is arranged in the sludge tank, a hollow square column is fixedly mounted at the top of the aeration disc, and a plurality of disc aerators are arranged on the hollow square column; the fixing frame is mounted on the sludge tank, a rotating column is rotatably mounted in the fixing frame, a square hole is formed in the top end of the rotating column, and the hollow square column is slidably connected into the square hole; the rotating mechanism is used for driving the rotating column to rotate in a reciprocating mode, the rotating mechanism comprises a guide frame, a gear and a rack, the gear is fixedly connected to the outer side of the rotating column in a sleeving mode and meshed with the rack, a sliding plate is fixedly connected to one side of the rack, and a linkage rod is rotationally connected to the bottom of the sliding plate. According to the utility model, the aeration uniformity is improved by controlling the reciprocating rotation of the aeration disc, and the aeration depth and maintenance are convenient to adjust by controlling the lifting of the aeration disc.

Description

TECHNICAL FIELD

[0001] The utility model relates to water treatment equipment technical field especially relates to a kind of lifting type dissolved air unit. BACKGROUND

[0002] In the field of water treatment, air purification etc., dissolved air unit is a commonly used equipment, mainly for dissolving gas in water, to achieve the purpose of removing harmful substances in water.

[0003] The patent document with the publication number CN111875043A discloses a guide rod type lifting dissolved air unit, which comprises an aeration frame made of stainless steel pipes, and a plurality of aerators are arranged on the aeration frame. The aeration frame is connected to an air pipe through an air connecting pipe, and the aeration frame and the air connecting pipe are connected by a fixed guide rod. The bottom of the air connecting pipe is provided with a fixing ring, which is sleeved on a fixed rod arranged in an activated sludge tank, and one end of the fixing ring is fixed with a steel wire rope.

[0004] The aeration position in the above technical solution is fixed, which makes the uniformity of aeration poor, thereby affecting the treatment effect of sludge. Therefore, we propose a lifting type dissolved air unit to solve this problem. UTILITY MODEL CONTENT

[0005] The utility model aims to provide a lifting type dissolved air unit to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A lifting type dissolved air unit comprises:

[0008] A sludge tank;

[0009] An aeration disc is arranged inside the sludge tank, and a hollow square column with a plurality of disc aerators is fixedly installed on the top of the aeration disc.

[0010] A fixing frame is installed on the sludge tank, a rotating column is rotatably installed inside the fixing frame, a square hole is formed at the top end of the rotating column, and the hollow square column is slidably connected in the square hole.

[0011] A rotating mechanism for driving the rotating column to reciprocating rotate, the rotating mechanism comprises a guide frame, a gear and a rack, the gear is fixedly sleeved on the outside of the rotating column, and the gear is engaged with the rack, one side of the rack is fixedly connected with a sliding plate, the bottom of the sliding plate is rotatably connected with a linkage rod, the guide frame is fixedly installed on the bottom of the fixed frame, and the inner side of the guide frame is fixedly installed with a driving motor, the output shaft of the driving motor is fixedly connected with a rotating rod, and the rotating rod is rotatably connected with the other end of the linkage rod.

[0012] Preferably, the rotating column is fixedly connected with a horizontal plate on both sides, the top of the horizontal plate is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with a lead screw, the top end of the hollow square column is fixedly sleeved with a mounting plate, and the mounting plate is threadedly sleeved on the outside of the two lead screws.

[0013] Preferably, the top of the mounting plate is fixedly installed with an air pump, the air outlet of the air pump is communicated with the top end of the hollow square column, and the bottom end of the hollow square column is communicated with the aerator disc.

[0014] Preferably, the top of the horizontal plate is fixedly connected with a connecting rod, and the mounting plate is slidably sleeved on the outside of the connecting rod.

[0015] Preferably, the bottom of the guide frame is integrally formed with a T-shaped guide rail, and the sliding plate is slidably sleeved on the outside of the T-shaped guide rail.

[0016] Preferably, the top end of the connecting rod is fixedly connected with a positioning sleeve, and the positioning sleeve is rotatably sleeved on the outside of the corresponding lead screw.

[0017] Preferably, the top of the fixed frame is movably inserted with a bolt on both sides, and the bolt is movably inserted into the top of the sludge pool on both sides.

[0018] In the utility model, the rotating rod is rotated by starting the driving motor, the sliding plate is moved back and forth along the guide frame by the rotating rod through the linkage rod, the rack is moved back and forth by the rotating rod, the rotating column is rotated back and forth by the rack through the engagement with the gear, the rotating column drives the aerator disc to rotate back and forth through the cooperation of the square hole and the hollow square column, and the aeration position of the disc aerator is continuously changed, so that the aeration uniformity is improved.

[0019] In the utility model, the two lead screws are synchronously rotated by starting the two servo motors, the hollow square column and the aerator disc are moved up and down by the threaded transmission of the two lead screws and the mounting plate, so that the height adjustment of the aerator disc is realized, the aeration of different height positions is facilitated, the aerator disc can be controlled to be lifted to a suitable position for maintenance, and the maintenance is facilitated.

[0020] The utility model discloses a reasonable structure design, through the reciprocating rotation of control aeration disc promotes aeration uniformity, through the lifting of control aeration disc to facilitate the adjustment aeration depth and overhauling maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 A three-dimensional structure schematic view of the lifting type dissolved gas device is provided for the utility model;

[0022] Figure 2 A sectional structure schematic view of the lifting type dissolved gas device is provided for the utility model;

[0023] Figure 3 For Figure 2 The local enlarged view of A part in the middle;

[0024] Figure 4 A partial three-dimensional structure schematic view of the lifting type dissolved gas device is provided for the utility model;

[0025] Figure 5 Another perspective three-dimensional structure schematic view of the partial structure of the lifting type dissolved gas device is provided for the utility model;

[0026] Figure 6 A three-dimensional structure schematic view of the rotating mechanism is provided for the utility model.

[0027] In the drawing: 1, aeration disc; 101, disc aerator; 100, sludge tank; 2, hollow square column; 3, fixed frame; 4, mounting plate; 5, air pump; 6, servo motor; 7, screw rod; 8, positioning sleeve; 9, connecting rod; 10, gear; 11, guide frame; 12, sliding plate; 13, rotating column; 14, rack; 15, linkage rod; 16, rotating rod; 17, driving motor. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0029] Referring to Figures 1-6 A lifting type dissolved gas device, comprising:

[0030] Sludge tank 100;

[0031] Aeration disc 1 is arranged in the inside of sludge tank 100, and the top of aeration disc 1 is fixedly installed with hollow square column 2, and a plurality of disc aerators 101 are arranged in hollow square column 2.

[0032] The fixed frame 3 is installed on the sludge pool 100, the inside of the fixed frame 3 is rotatably installed with a rotating column 13, the top end of the rotating column 13 is provided with a square hole, and the hollow square column 2 is slidably connected in the square hole;

[0033] The rotating mechanism is used for driving the rotating column 13 to reciprocating rotate, the rotating mechanism comprises a guide frame 11, a gear 10 and a rack 14, the gear 10 is fixedly sleeved on the outside of the rotating column 13, and the gear 10 is engaged with the rack 14, one side of the rack 14 is fixedly connected with a sliding plate 12, the bottom of the sliding plate 12 is rotatably connected with a linkage rod 15, the guide frame 11 is fixedly installed on the bottom of the fixed frame 3, and the inside of the guide frame 11 is fixedly installed with a driving motor 17, the output shaft of the driving motor 17 is fixedly connected with a rotating rod 16, and the rotating rod 16 is rotatably connected with the other end of the linkage rod 15.

[0034] In the embodiment, the two sides of the rotating column 13 are fixedly connected with a horizontal plate, the top of the horizontal plate is fixedly connected with a servo motor 6, the output shaft of the servo motor 6 is fixedly connected with a lead screw 7, the outside top end of the hollow square column 2 is fixedly sleeved with a mounting plate 4, and the mounting plate 4 is threadedly sleeved on the outside of the two lead screws 7.

[0035] In the embodiment, the top of the mounting plate 4 is fixedly installed with an air pump 5, the air outlet of the air pump 5 is communicated with the top end of the hollow square column 2, and the bottom end of the hollow square column 2 is communicated with the aerating disc 1, so that air is conveniently introduced into the inside of the aerating disc 1, the top of the horizontal plate is fixedly connected with a connecting rod 9, the mounting plate 4 is slidably sleeved on the outside of the connecting rod 9, so that the mounting plate 4 is guided, the bottom of the guide frame 11 is integrally formed with a T-shaped guide rail, the sliding plate 12 is slidably sleeved on the outside of the T-shaped guide rail, so that the sliding plate 12 is guided, and the top end of the connecting rod 9 is fixedly connected with a positioning sleeve 8, the positioning sleeve 8 is rotatably sleeved on the outside of the corresponding lead screw 7, so that the lead screw 7 is rotationally positioned.

[0036] In the embodiment, the top of the fixed frame 3 is movably inserted with a bolt on the two sides, the bolt is movably inserted on the top of the sludge pool 100

[0037] In the embodiment, when in use, the rotating rod 16 is driven to rotate by starting the driving motor 17, the sliding plate 12 is driven to reciprocate along the guide frame 11 by the rotating rod 16 through the linkage rod 15, the rack 14 is driven to reciprocate, the rotating column 13 is driven to reciprocate and rotate by the rack 14 through the meshing with the gear 10, the aeration disc 1 is driven to reciprocate and rotate by the rotating column 13 through the cooperation of the square hole and the hollow square column 2, the aeration position of the disc aeration device 101 is continuously changed, the aeration uniformity is improved, the two lead screws 7 are driven to synchronously rotate by starting the two servo motors 6, the hollow square column 2 and the aeration disc 1 are driven to move up and down by the two lead screws 7 through the threaded transmission with the mounting plate 4, the height adjustment of the aeration disc 1 is realized, the aeration at different height positions is facilitated, and the aeration disc 1 can be controlled to be lifted to a suitable position for maintenance.

[0038] The disc aeration device is described in detail. The principle and implementation of the disc aeration device are described by using the specific embodiments. The above description of the embodiments is only used for helping to understand the method and the core idea of the disc aeration device. It should be pointed out that the disc aeration device can be improved and modified in many ways without departing from the principle of the disc aeration device. The improvements and modifications also fall within the protection scope of the claims of the disc aeration device.

Claims

1. A liftable dissolved gas apparatus, characterized by, include: Sludge tank (100); An aeration disc (1) is installed inside the sludge tank (100), and a hollow square column (2) with multiple disc aerators (101) is fixedly installed on the top of the aeration disc (1). A fixed frame (3) is installed on the sludge tank (100). A rotating column (13) is rotatably installed inside the fixed frame (3). A square hole is opened at the top of the rotating column (13). The hollow square column (2) is slidably connected in the square hole. A rotating mechanism is used to drive the rotating column (13) to reciprocate. The rotating mechanism includes a guide frame (11), a gear (10) and a rack (14). The gear (10) is fixedly sleeved on the outside of the rotating column (13) and meshes with the rack (14). A slide plate (12) is fixedly connected to one side of the rack (14). A linkage rod (15) is rotatably connected to the bottom of the slide plate (12). The guide frame (11) is fixedly installed at the bottom of the fixed frame (3).

2. A lift-up type dissolved air apparatus according to claim 1, wherein A drive motor (17) is fixedly installed inside the guide frame (11). A rotating rod (16) is fixedly connected to the output shaft of the drive motor (17). The rotating rod (16) is rotatably connected to the other end of the linkage rod (15). A horizontal plate is fixedly connected to both sides of the rotating column (13). A servo motor (6) is fixedly connected to the top of the horizontal plate. A lead screw (7) is fixedly connected to the output shaft of the servo motor (6). An mounting plate (4) is fixedly sleeved on the outer top of the hollow square column (2). The mounting plate (4) is threaded onto the outside of the two lead screws (7).

3. A lift-up gas dissolving device according to claim 2, wherein An air pump (5) is fixedly installed on the top of the mounting plate (4). The air outlet of the air pump (5) is connected to the top of the hollow square column (2), and the bottom of the hollow square column (2) is connected to the aeration disc (1).

4. A lift-up gas dissolving device according to claim 3, wherein A connecting rod (9) is fixedly connected to the top of the horizontal plate, and the mounting plate (4) is slidably sleeved on the outside of the connecting rod (9).

5. A lift-up gas dissolving device according to claim 4, wherein The bottom of the guide frame (11) is integrally formed with a T-shaped guide rail, and the slide plate (12) is slidably sleeved on the outside of the T-shaped guide rail.

6. A lift-up gas dissolving device according to claim 5, wherein The top end of the connecting rod (9) is fixedly connected to a positioning sleeve (8), which is rotatably sleeved on the outside of the corresponding lead screw (7).

7. The lift-up gas dissolving device according to claim 5, wherein The top two sides of the fixed frame (3) are movably connected with pins, which are movably connected to the top two sides of the sludge tank (100).

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