Maintenance device for capping pool of sewage plant

Abstract

The utility model discloses an overhauling device for a covered pool of a sewage plant, which comprises a plurality of pool covers with different heights and widths, the pool covers are used for being mounted on a water treatment pool, the pool covers are sequentially mounted on different tracks on two sides of the water treatment pool from bottom to top in a stacked manner, and a lifting device is mounted on the lower side of the pool cover with the highest height. The lifting device is mounted on the lower side of the highest tank cover, so that equipment in the water treatment tank can be conveniently lifted.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment plant technical field especially relates to a kind of overhauling device for sewage plant capping pool. BACKGROUND

[0002] With the increasingly stringent environmental requirements, each key link in sewage plant, including adjusting pool, reactor, AO pool, secondary sedimentation tank and other water treatment pool, gradually upgrades and reconstructs from original open-air type to capping structure. For example, the telescopic sewage pool cover plate door sliding device disclosed in Chinese patent document CN219034456U is used, or the sewage pool double-layer covering device disclosed in Chinese patent document CN209081458U is used.

[0003] By reconstructing to capping structure, one is to effectively prevent sewage pool from escaping foul gas, reduce the influence on surrounding environment and residents;Two is to improve safety, prevent personnel from falling into sewage pool, reduce the occurrence of safety hazards such as drowning and falling from height.

[0004] But in each water treatment pool, backflow pump, mixer, flow inducer and other equipment are also installed, the single weight of these equipment is about 500Kg, and currently these equipment is hoisted out of water treatment pool by truck crane during maintenance, which is inconvenient. For this reason, we propose a kind of overhauling device for sewage plant capping pool. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of overhauling device for sewage plant capping pool, hoist and transport the equipment in water treatment pool by installing hoisting device under the highest pool cover, so that it is convenient.

[0006] To achieve the above object, the utility model provides a kind of overhauling device for sewage plant capping pool, including for installing to the pool cover of different heights and widths of multiple different pool covers in water treatment pool, multiple the pool cover is successively stacked and installed on the different track of water treatment pool from low to high, and the lower side of the highest pool cover is provided with hoisting device.

[0007] Each pool cover includes multiple arches, both ends of arch are fixedly connected with support, adjacent arch and support are connected into a whole by connecting rod, track wheel set is installed at the bottom of support, and closed layer is installed on arch and support;Wherein, one of the arches on the highest pool cover and away from the lowest pool cover side is fixedly installed with crossbeam on the lower side, and the hoisting device is installed on crossbeam.

[0008] The hoisting device is electric winch.

[0009] The plurality of support rods are fixed between the cross beam and the arch frame.

[0010] The I-shaped steel is fixed on the lower side of the cross beam, and the hoisting device is a trolley type electric hoist installed on the I-shaped steel.

[0011] At least one speed reducer is installed on each of the track wheel sets on the highest pool cover, and the output shaft of the speed reducer is connected to the wheel shaft of the corresponding track wheel set for transmission.

[0012] The pool cover is also provided with a limiting device for limiting each pool cover.

[0013] The limiting device comprises a first limiting plate, a first limiting block, a second limiting plate, a second limiting block and a third limiting block.

[0014] Compared with the prior art, the utility model has the following technical effects:

[0015] 1. The plurality of pool covers are sequentially stacked on different tracks on both sides of the water treatment pool from low to high, and the lowest pool cover is provided with a hoisting device.

[0016] 2. The utility model installs an I-shaped steel and a trolley type electric hoist on the I-shaped steel, so that a larger working area can be covered by one trolley type electric hoist.

[0017] 3. The pool cover is also provided with a limiting device for limiting each pool cover. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description.

[0019] Figure 1 It is a front view structural schematic diagram of the utility model.

[0020] Figure 2 It is Figure 1 It is a sectional view structural schematic diagram of A-A.

[0021] Figure 3 For Figure 1 B-B cross-sectional structure schematic view.

[0022] Figure 4 For Figure 2 C-C cross-sectional structure schematic view.

[0023] Figure 5 The lifting device mounting structure schematic view of the utility model.

[0024] Figure 6 For Figure 1 The right view structure schematic view.

[0025] Figure 7 For the state diagram when hoisting by the utility model.

[0026] Reference signs:

[0027] Water treatment tank 10;

[0028] Pool cover 20, arch 21, sealing layer 22, support column 23, track wheel set 24, speed reducer 25, connecting rod 26, crossbeam 27, support rod 28, I-beam 29;

[0029] Lifting device 30;

[0030] Limiting device 40, first limiting plate 41, first limiting block 42, second limiting plate 43, second limiting block 44, third limiting block 45;

[0031] Open and close door 50. DETAILED DESCRIPTION

[0032] The embodiments of the utility model are described in detail below, the examples of the embodiments are shown in the drawings, the embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and can not be understood as the limitation of the utility model.

[0033] Example 1:

[0034] Referring to Figures 1-7 A kind of overhauling device for sewage plant capping pool, including for installing to multiple heights and widths different pool cover 20 of water treatment tank 10, multiple pool cover 20 from low to high is successively stacked and installed on the different track of both sides of water treatment tank 10, the lower side of the highest pool cover 20 is equipped with lifting device 30.

[0035] In the embodiment, lifting device 30 can adopt electric winch.

[0036] In this embodiment, on the basis of CN209081458U, an electric winch is installed on the first support corresponding to the position of the equipment in the water treatment tank, so that the equipment in the water treatment tank can be conveniently lifted.

[0037] Referring to Figure 7 When lifting is needed, each tank cover 20 can slide on the track to provide space for the lifting device 30 to lift the equipment. After the equipment is lifted by the lifting device 30, referring to Figure 4 , the highest said tank cover 20 moves to the left to the limit position, so that the equipment can be conveniently lifted to the ground.

[0038] Embodiment 2:

[0039] In this embodiment, referring to Figures 1-5 Each of the tank covers 20 includes a plurality of arches 21, both ends of the arches 21 are fixedly connected with the support posts 23, the adjacent arches 21 and the support posts 23 are connected into a whole through the connecting rods 26, the track wheels 24 are installed at the bottom of the support posts 23, and the sealing layers 22 are installed on the arches 21 and the support posts 23. Among them, one of the arches 21 on the highest said tank cover 20 and away from the lowest said tank cover 20 is fixedly installed with a cross beam 27 at the lower side, and the lifting device 30 is installed on the cross beam 27.

[0040] Since the adjacent arches 21 and the support posts 23 are connected into a whole through the connecting rods 26, a whole frame is formed, and the sealing layer 22 is convenient to install. In this embodiment, the sealing layer 22 can adopt a film structure or a color steel tile.

[0041] Referring to Figure 3 Since the heights and widths of the tank covers 20 are different, the tank covers 20 are sequentially sleeved and installed on the different tracks on both sides of the water treatment tank 10 from low to high, so that the whole cover body can be telescopic.

[0042] In this embodiment, the lifting device 30 can adopt an electric winch. The electric winch is installed on the cross beam 27.

[0043] Further, referring to Figure 5 The cross beam 27 and the arches 21 are fixedly connected with a plurality of support rods 28. By welding the support rods 28, the cross beam 27 and the arches 21 on which the lifting device 30 is installed form a truss structure to increase the structural strength and improve the stability.

[0044] Embodiment 3:

[0045] On the basis of embodiment 2, the I-beam 29 is fixed under the crossbeam 27, and the lifting device 30 is a trolley electric hoist, which is installed on the I-beam 29. By installing the I-beam 29 and the trolley electric hoist on the I-beam 29, a larger working area can be covered by one trolley electric hoist.

[0046] Further, referring to Figure 2 、 3 , the highest pool cover 20 is provided with at least one speed reducer 25 on each of the two track wheel sets 24, and the output shaft of the speed reducer 25 is connected and driven with the wheel shaft of the corresponding track wheel set 24. By installing the speed reducer 25, the pool cover 20 can automatically run on the track for lifting.

[0047] Specifically, the installation of the speed reducer 25 and the track wheel set 24 can adopt the installation structure in CN209081458U.

[0048] Further, referring to Figure 4 , the pool cover 20 is further provided with a limiting device 40 for limiting each pool cover 20.

[0049] Specifically, Figure 4 , the limiting device 40 includes a first limiting plate 41, a first limiting block 42, a second limiting plate 43, a second limiting block 44, and a third limiting block 45; the first limiting plate 41 is installed at one end of the lowest pool cover 20 and located in the middle pool cover 20; the first limiting block 42 is installed at the lower side of the end of the middle pool cover 20 close to the lowest pool cover 20; the second limiting plate 43 is installed at the end of the middle pool cover 20 close to the highest pool cover 20 and located in the highest pool cover 20; the second limiting block 44 is installed at the lower side of the end of the highest pool cover 20 close to the middle pool cover 20; the third limiting block 45 is installed at the lower side of the middle of the highest pool cover 20, and the lifting device 30 is located on the side of the third limiting block 45 away from the lowest pool cover 20.

[0050] In Figure 4 , the first limiting block 42, the second limiting block 44, and the third limiting block 45 are rectangular tubes welded to the lower side of the arch 21. The first limiting plate 41 is installed at the left end of the right pool cover 20, and the left end of the right pool cover 20 extends into the right end of the middle pool cover 20. The first limiting block 42 is installed at the lower end of the right end of the middle pool cover 20. In this way, when the middle pool cover 20 moves to the left, the right pool cover 20 is generally fixed on the track, and when the first limiting block 42 abuts against the first limiting plate 41, the right pool cover 20 is limited.

[0051] The second limiting plate 43 is installed at the left end of the middle pool cover 20, and the second limiting block 44 is installed at the lower right end of the left pool cover 20, and the left end of the middle pool cover 20 extends into the right end of the left pool cover 20. When the left pool cover 20 moves to the left, the second limiting block 44 abuts against the second limiting plate 43, so as to pull the middle pool cover 20 to move to the left.

[0052] Meanwhile, the third limiting block 45 is installed at the middle lower side of the left pool cover 20 and at the right side of the hoisting device 30. When the left pool cover 20 moves to the right, referring to Figure 7 , the third limiting block 45 abuts against the second limiting plate 43, so as to push the middle pool cover 20 to move to the right. In this way, the middle pool cover 20 is spaced apart from the hoisting device 30 by a distance, and does not interfere with the operation of the hoisting device 30 no matter whether the left pool cover 20 moves to the left or to the right.

[0053] In order to improve the sealing performance, referring to Figure 4 , the left side of the left pool cover 20 and the right side of the right pool cover are both covered and installed with the sealing layer 22 for sealing. Among them, referring to Figure 6 , the opening and closing door 50 is further installed at the left side of the left pool cover 20, so as to facilitate personnel to enter.

[0054] The use method or principle of the utility model:

[0055] When the maintenance hoisting is carried out, referring to Figure 7 , the left pool cover 20 moves left and right on the track through the reduction motor 25, the hoisting device 30 in the form of a trolley type electric hoist moves on the I-shaped steel 29, and the equipment in the water treatment pool 10 is hoisted through the hoisting device 30.

[0056] Then, the left pool cover 20 moves to the left on the track through the reduction motor 25, referring to Figure 4 , the left pool cover 20 moves to the left to the limit, and the equipment is hoisted to the ground.

Claims

1. A maintenance device for a covered tank of a sewage plant, comprising a plurality of tank covers (20) of different heights and widths for mounting to a water treatment tank (10), a plurality of said tank covers (20) being mounted in sequence from low to high on different tracks on both sides of the water treatment tank (10), characterized in that: The lifting device (30) is installed on the lower side of the pool cover (20) with the highest height. Each of the pool covers (20) comprises a plurality of arches (21), both ends of the arch (21) are fixedly connected with a support column (23), adjacent arches (21) and support columns (23) are connected into a whole through connecting rods (26), the bottom of the support column (23) is provided with a track wheel set (24), the arch (21) and the support column (23) are covered and installed with a sealing layer (22); wherein one of the arches (21) located on the pool cover (20) with the highest height and away from the pool cover (20) with the lowest height is fixedly installed with a cross beam (27) on the lower side, and the lifting device (30) is installed on the cross beam (27).

2. A maintenance device for a covered basin of a sewage plant according to claim 1, characterized in that The lifting device (30) is an electric winch.

3. A maintenance device for a covered basin of a sewage plant according to claim 2, characterized in that A plurality of support rods (28) are fixedly connected between the cross beam (27) and the arch (21).

4. A device for inspecting a covered tank of a sewage plant according to claim 1 or 3, characterized in that: The lower side of the cross beam (27) is fixedly installed with an I-beam (29), and the lifting device (30) is a trolley type electric hoist, which is installed on the I-beam (29).

5. A device for inspecting a covered tank of a sewage plant according to claim 1, characterized in that: The pool cover (20) with the highest height is provided with at least one speed reducer (25) on the track wheel set (24) located on both sides, and the output shaft of the speed reducer (25) is connected and driven with the wheel shaft of the corresponding track wheel set (24).

6. A maintenance device for a covered basin of a sewage plant according to claim 5, characterized in that: A limiting device (40) is further installed on the pool cover (20), which is used for limiting each of the pool covers (20).

7. A maintenance device for a covered basin of a sewage plant according to claim 6, characterized in that The limiting device (40) comprises a first limiting plate (41), a first limiting block (42), a second limiting plate (43), a second limiting block (44) and a third limiting block (45); the first limiting plate (41) is installed at one end of the pool cover (20) with the lowest height and located in the middle pool cover (20); the first limiting block (42) is installed on the lower side of the middle pool cover (20) at one end of the pool cover (20) with the lowest height; the second limiting plate (43) is installed at one end of the middle pool cover (20) close to the pool cover (20) with the highest height and located in the pool cover (20) with the highest height; the second limiting block (44) is installed on the lower side of the pool cover (20) with the highest height at one end of the middle pool cover (20); and the third limiting block (45) is installed on the lower side of the middle of the pool cover (20) with the highest height, and the lifting device (30) is located on the side of the third limiting block (45) away from the pool cover (20) with the lowest height.

Images