Rotary closed capping structure for magnetic suspension center

Abstract

The utility model discloses a magnetic suspension center rotary sealing capping structure which comprises a sewage pool, a mud scraper component rotating around the center of the sewage pool is arranged on the upper portion of the sewage pool, a steel framework and an outer circle framework are arranged on the upper portion of the sewage pool, the steel framework is connected with the outer circle framework and the mud scraper component, and the steel framework is connected with a reverse hanging film used for sealing the sewage pool. A circular baffle coaxial with the sewage pool is arranged on the upper portion of a pool body of the sewage pool, a plurality of powerful electromagnetic devices are evenly distributed around the center of the upper portion of the pool body of the sewage pool, permanent magnets corresponding to the powerful electromagnetic devices are arranged on the lower portion of an outer ring circular frame, and magnetic fields generated when the powerful electromagnetic devices work and magnetic poles of the permanent magnets repel each other. And pulleys are uniformly distributed on the outer side of the outer ring circular frame. According to the utility model, the damage to the concrete pool body is reduced, the gravity of the center rotary cover is uniformly distributed on the concrete pool body, the service life is prolonged, the maintenance cost is reduced, and the cover can stably rotate around the center of the pool body.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage covering technology field, concretely is a kind of magnetic suspension central rotation closed covering structure. BACKGROUND

[0002] At present, the odor gas pollution of sewage treatment plant is always difficult to solve problem, usually adopt covering film airtight cover to reduce the dispersion of stench, the existing airtight covering film structure is mostly inverted film structure, by setting up steel structure inverted sealing film, inverted film is usually set on the pool body, inverted film does not contact with liquid surface, inverted film is divided into cap portion and annular portion along the edge of cap portion vertically downward, overall rotates with skeleton, to cover the entire sewage pool, conventional central rotation covering four around set up wheel group as driving device, its stress concentration, long-term operation is easy to cause damage to concrete pool body pool wall, increase later maintenance cost. UTILITY MODEL CONTENTS

[0003] The utility model solves the technical problem to overcome the existing defects, provide a kind of magnetic suspension central rotation closed covering structure, reduce the damage to concrete pool body, make the gravity of central rotation covering evenly distributed on concrete pool body, prolong service life, reduce maintenance cost, covering around pool body center can smoothly rotate and run, can effectively solve the problems in the background art.

[0004] To realize the above-mentioned purpose, the utility model provides the following technical scheme: a kind of magnetic suspension central rotation closed covering structure, including sewage pool, the upper portion of the sewage pool rotates around the center with mud scraper component, the upper portion of sewage pool is equipped with steel skeleton and outer circle round frame, steel skeleton is connected with outer circle round frame and mud scraper component, steel skeleton is connected with the inverted film for sealing sewage pool;The upper portion of the pool body of the sewage pool is equipped with the circular baffle coaxial with it, the circular baffle is located outside the outer circle round frame, the upper portion of the pool body of the sewage pool is evenly distributed with a plurality of powerful electromagnetic devices around the center, the lower portion of outer circle round frame is equipped with permanent magnet corresponding to powerful electromagnetic device, and the magnetic field generated when powerful electromagnetic device works and the magnetic pole of permanent magnet repel each other, the outer side of outer circle round frame is evenly distributed with a plurality of pulleys in contact with circular baffle.

[0005] Preferably, the lower portion of the powerful electromagnetic device and the upper portion of the pool body of the sewage pool are further provided with a pressure sensor.

[0006] Preferably, the mud scraper component includes a gallery bridge, one end of the gallery bridge is provided with a driving wheel device at the lower portion, the upper portion of the pool body of the sewage pool is provided with a circular track for the driving wheel device to walk, the gallery bridge is provided with a mud scraper extending into the sewage pool.

[0007] Preferably, the pool body of the sewage pool is provided with a pressing ring inside, the pressing ring is connected with the inverted film, and the pressing ring is gap-fitted with the inner wall of the pool body of the sewage pool.

[0008] Preferably, the inner wall of the circular baffle is provided with an annular groove matched with the pulley.

[0009] Compared with the prior art, the utility model has the beneficial effects that: through installing the strong electromagnetic device on the upper portion of the sewage pool body, and setting the corresponding permanent magnet under the outer circle frame of the steel framework, the magnetic field generated by the strong electromagnetic device and the magnetic pole of the permanent magnet repel each other when the strong electromagnetic device works, so that the steel framework and the mud scraper component can be lifted, the damage to the concrete pool body is reduced, the central rotation cover gravity is evenly distributed on the concrete pool body, the service life is prolonged, and the maintenance cost is reduced; in addition, the circular baffle and the pulley are set to ensure that the cover can stably rotate and operate around the center of the pool body. BRIEF DESCRIPTION OF DRAWINGS

[0010] Fig. 1 It is a structural schematic view of the utility model;

[0011] Fig. 2 It is a sectional view of the utility model;

[0012] Fig. 3 It is a local structure amplification schematic view of the utility model.

[0013] In the drawing: 1 sewage pool, 2 steel framework, 3 reverse hanging film, 4 mud scraper component, 5 circular baffle, 6 pulley, 7 outer circle frame, 8 permanent magnet, 9 strong electromagnetic device, 10 pressure sensor, 11 pressure ring. DETAILED DESCRIPTION

[0014] The utility model can be explained in detail through the following examples, the purpose of the utility model is to protect all technical improvements within the scope of the utility model, and in the description of the utility model, it should be understood that if the orientation or position relationship indicated by terms such as 'up', 'down', 'front', 'back', 'left' and 'right' is only corresponding to the drawings of the application, in order to facilitate the description of the utility model, and not indicate or imply that the indicated device or element must have a particular orientation.

[0015] Please refer to Figs. 1-3 The utility model provides a kind of technical scheme: a kind of magnetic levitation center rotation closed cover structure, including sewage pool 1, the upper portion of sewage pool 1 rotates around center with mud scraper component 4, the upper portion of sewage pool 1 is equipped with steel framework 2 and outer circle frame 7, steel framework 2 is connected with outer circle frame 7 and mud scraper component 4, and steel framework 2 is connected with reverse hanging film 3 for sealing sewage pool 1;Mud scraper component 4 can drive steel framework 2, outer circle frame 7 and reverse hanging film 3 rotate around the center of sewage pool 1 when acting;

[0016] Specifically, the mud scraper component 4 includes a gallery bridge, one end of the gallery bridge is provided with a driving wheel device at the lower part, the pool body of the sewage pool 1 is provided with a circular track for the driving wheel device to walk on at the upper part, and the gallery bridge is provided with a mud scraper extending into the sewage pool 1;

[0017] The pool body of the sewage pool 1 is provided with a circular baffle 5 coaxial with the pool body, the circular baffle 5 is located outside the outer ring circular frame 7, the pool body of the sewage pool 1 is uniformly distributed with a plurality of strong electromagnetic devices 9 around the center, the lower part of the outer ring circular frame 7 is provided with permanent magnets 8 corresponding to the strong electromagnetic devices 9, and the magnetic poles of the magnetic field generated by the strong electromagnetic devices 9 and the permanent magnets 8 repel each other when the strong electromagnetic devices 9 work, and the outer side of the outer ring circular frame 7 is uniformly distributed with a plurality of pulleys 6 in contact with the circular baffle 5; by installing the strong electromagnetic devices 9 on the upper part of the pool body of the sewage pool 1 and simultaneously arranging the corresponding permanent magnets 8 on the lower part of the outer ring circular frame 7, the magnetic poles of the magnetic field generated by the strong electromagnetic devices 9 and the permanent magnets 8 repel each other when the strong electromagnetic devices 9 work, so that the steel skeleton 2 and the mud scraper component 4 can be lifted, the damage to the concrete pool body is reduced, the central rotation cover gravity is uniformly distributed on the concrete pool body, and the service life is prolonged;

[0018] It should be noted that the strong electromagnetic devices 9 and the permanent magnets 8 are correspondingly provided with a plurality of groups, and are uniformly stressed, so that the lifting cannot be performed when one group is damaged, and the later maintenance is facilitated;

[0019] Further, the lower part of the strong electromagnetic device 9 and the upper part of the pool body of the sewage pool 1 are further provided with a pressure sensor 10, the pressure sensor 10 detects the pressure in real time, when there is snow or wind load on the upper part of the cover, the pressure sensor 6 feeds back a signal to an external controller, the external controller adjusts the magnetic force of the strong electromagnetic device 5, so that the cover cannot float up and down, and the operation is stable;

[0020] In addition, the pool body of the sewage pool 1 is provided with a pressing ring 11 inside, the pressing ring 11 is connected with the reverse hanging film 3, the pressing ring 11 is matched with the inner wall of the pool body of the sewage pool 1 in a gap, the reverse hanging film 3 is pulled down through the pressing ring 11, and the sealing effect is ensured; the inner wall of the circular baffle 5 is provided with an annular groove matched with the pulley 6, and the pulley 6 can be supported.

[0021] The part not described in the utility model is the prior art, and for those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, and all changes falling within the meaning and scope of the equivalent elements are intended to be included in the utility model.

Claims

1. A magnetic levitation central rotary closed capping structure comprising a sewage tank (1), characterized in that: The upper part of the sewage tank (1) rotates around the center with a mud scraper component (4), the upper part of the sewage tank (1) is provided with a steel framework (2) and an outer ring circular frame (7), the steel framework (2) is connected with the outer ring circular frame (7) and the mud scraper component (4), the steel framework (2) is connected with a reverse hanging film (3) for sealing the sewage tank (1); the upper part of the tank body of the sewage tank (1) is provided with a circular baffle (5) coaxial with it, the circular baffle (5) is located outside the outer ring circular frame (7), the upper part of the tank body of the sewage tank (1) is uniformly distributed around the center with a plurality of strong electromagnetic devices (9), the lower part of the outer ring circular frame (7) is provided with a permanent magnet (8) corresponding to the strong electromagnetic device (9), and the magnetic field generated by the strong electromagnetic device (9) and the magnetic pole of the permanent magnet (8) repel each other, the outer side of the outer ring circular frame (7) is uniformly distributed with a plurality of pulleys (6) in contact with the circular baffle (5).

2. A magnetically suspended central rotary closure capping structure as claimed in claim 1, wherein: The lower part of the strong electromagnetic device (9) and the upper part of the tank body of the sewage tank (1) are further provided with a pressure sensor (10).

3. A magnetically suspended central rotary closure capping structure as claimed in claim 1, wherein: The mud scraper component (4) comprises a gallery bridge, one end of the gallery bridge is provided with a driving wheel device at the lower part, the upper part of the tank body of the sewage tank (1) is provided with a circular track for the driving wheel device to walk, the gallery bridge is provided with a mud scraper extending into the sewage tank (1) in the middle.

4. A magnetically suspended central rotary closure capping structure as claimed in claim 1, wherein: The tank body of the sewage tank (1) is provided with a pressing ring (11) inside, the pressing ring (11) is connected with the reverse hanging film (3), and the pressing ring (11) is gap-fitted with the inner wall of the tank body of the sewage tank (1).

5. A magnetically suspended central rotary closure capping structure as claimed in claim 1, wherein: The inner wall of the circular baffle (5) is provided with an annular groove matched with the pulley (6).

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