CN216920611U

CN216920611U - Large-water-head vertical wharf ship sewage lifting device

Info

Publication number: CN216920611U
Application number: CN202220436139.0U
Authority: CN
Inventors: 缪吉伦; 袁浩; 周家俞; 周世良; 胥润生
Original assignee: Chongqing Jiaotong University
Current assignee: Chongqing Jiaotong University
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-08
Anticipated expiration: 2032-03-01

Abstract

The utility model belongs to the technical field of water transport engineering environmental protection, and discloses a large-water-level-difference vertical wharf ship sewage lifting device which comprises a guide well, a floating box, a floating ball and a large-lift sewage pump, wherein the large-lift sewage pump is fixedly connected to the top of the floating box, the floating box is connected with the floating ball through an anchor chain, the floating ball is arranged in the guide well, the guide well comprises a bearing backing plate, a vertical plate and a positioning plate, the bearing backing plate is fixedly arranged on the wall of a wharf shore through an embedded bolt, the water-side of the bearing backing plate is fixedly connected with the positioning plate, the vertical plate is enclosed into an unclosed guide well through the positioning plate, the anchor chain is in sliding connection with the unclosed part of the guide well, a water outlet of the large-lift sewage pump is connected with a second sewage pipe, a sewage plug is arranged on the wharf, the free end of the second sewage pipe is connected with a sewage plug, the floating box and the floating ball are adopted to bear the large-lift sewage pump, the operation of the large-lift sewage pump on the water surface is not influenced by water level, the safety performance is good, the corrosion of water to the large-lift sewage pump is reduced, and the service life is prolonged.

Description

Large-water-head vertical wharf ship sewage lifting device

Technical Field

The utility model relates to the technical field of water transport engineering environmental protection, in particular to a ship sewage lifting device for a large-water-head vertical wharf.

Background

How to better prevent and treat ship pollution and protect the water area environment is one of the important problems facing China and even international, the inland river of China implements 'zero emission' policy, the ship sailing on the river can not directly discharge the produced sewage into the water area, the sewage treatment system which needs to be transferred to the shore is discharged after reaching the standard through environmental protection treatment, the oily sewage and domestic sewage of the prior port-approaching ship are generally extracted and discharged by a large-lift sewage pump of a cargo ship, the method faces the defects that the self-provided sewage pump of the cargo ship is insufficient in extraction force or the length of a sewage pipe of the cargo ship is insufficient when the water level fall is large, in addition, the sewage is discharged by adopting a mode of multistage serial lifting of a fixed receiving device or lifting of a wharf hoisting device, the fixed sewage receiving device is generally arranged on a ship-approaching platform or a ramp way at the front edge of the wharf, is a water-related device, along with the change of the water level of the river channel, fixed sewage hoisting device exists risks such as submergence, silt siltation, corruption and boats and ships sewage leakage, and hoisting equipment promotes sewage receiving arrangement and then needs to rely on power and hoisting equipment, and the operation is inconvenient, and equipment investment and operation cost are higher, so how to design one kind and implement simply, do not receive the water level influence, the security is good, convenient operation's new-type sewage promotes transportation technique, becomes the problem that technical staff in the field awaited the solution.

Disclosure of Invention

The utility model aims to provide a sewage lifting device for a large-water-head vertical wharf ship, which solves the problems that the existing device is influenced by water level during sewage discharge, has low safety and is complex to operate.

In order to achieve the purpose, the utility model provides the following technical scheme:

the basic technical scheme provided by the utility model is as follows: comprises a guide well, a buoyancy tank, a floating ball and a large-lift sewage pump, wherein the large-lift sewage pump is fixedly connected with the top of the buoyancy tank, one side of the buoyancy tank is connected with an anchor chain, the free end of the anchor chain is connected with the floating ball, the floating ball is arranged in the guide well, the guide well comprises a bearing backing plate, a vertical plate and a positioning plate, the bearing backing plate is fixedly arranged on the vertical wall of the wharf through an embedded bolt, the side of the bearing cushion plate close to water is fixedly connected with the positioning plate, the vertical plate is connected with the inner wall of the positioning plate, the vertical plate is enclosed into an unsealed guide well through the positioning plate, the anchor chain is connected with the unsealed part of the guide well in a sliding manner, the water inlet of the large-lift sewage pump is connected with a first sewage pipe, the water outlet of the large-lift sewage pump is connected with a second sewage pipe, and the wharf is provided with a sewage bolt, and the free end of the second sewage pipe is connected with the sewage bolt.

The principle of the basic technical scheme is as follows: the positioning well is fixedly installed on the side face of the wharf, the buoyancy tank and the floating ball float on the water surface, the floating ball is arranged in the positioning well, the floating ball is connected with the buoyancy tank through an anchor chain, the large-lift sewage pump is installed at the top of the buoyancy tank and moves along with the buoyancy tank along with the change of the water level, the wharf is provided with the sewage plug, and the sewage plug is connected with a water outlet of the large-lift sewage pump through a second sewage pipe.

The basic technical scheme has the beneficial effects that: the large-lift sewage pump moves along with the change of the water level, is not limited by the water level during extraction, the large-lift sewage pump floats and reduces the corrosion of water on the water surface, the service life is prolonged, the floating ball is arranged in the guide well along with the position of the water level, the floating box is connected with the floating ball through the anchor chain, the horizontal position of the floating box is limited to prevent the floating box from floating, and the floating box, the large-lift sewage pump and the cargo ship are always positioned on the same horizontal plane along with the rise and fall of the water level, so that the operation of workers is convenient.

Preferably, one side, close to water, of the bearing base plate is fixedly connected with an inclined strut support and a rib plate, the top of the inclined strut support is connected with the bottom of the guide shaft, and the rib plate is fixedly connected with the positioning plate.

Through the arrangement, the inclined support bracket is connected to the bottom of the positioning well, the floating ball is arranged on the inclined support bracket when the water level drops below the bottom of the positioning well, and the rib plate is arranged to be connected with the positioning plate, so that the positioning plate is firmer.

Preferably, the wharf is provided with a winding machine, and the second sewage pipe is wound and retracted by the winding machine.

Through the arrangement, when the second sewage pipe is not required to be used, the second sewage pipe is coiled and retracted through the winding machine and is stored, and the number of the second sewage pipes is reduced, so that the occupation of the wharf in stacking is reduced, and the safety is improved.

Preferably, the bottom surface of the guide shaft is 0.5 m higher than the lowest water level, and the top surface of the guide shaft is at the same level with the wharf level.

Through the arrangement, the floating ball can always pull the floating box along with the change of the water level, and the limiting effect can be realized on the floating box.

Preferably, a crawling ladder is installed on one side of the guide well and connected to the quay wall of the wharf in a U-shaped steel bar pre-embedding or chemical bar planting mode.

Through the arrangement, the ladder stand is firmer, the safety is improved, and the ladder stand facilitates the maintenance of operators on the guide well.

Preferably, the surface of the floating ball is connected with a pin bolt, and the free end of the anchor chain is connected with the floating ball through the pin bolt.

Through the arrangement, the pin bolt can be opened according to the condition when the large-lift sewage pump is not used, the buoyancy tank is removed, and the cargo ship can conveniently move to and from the shore.

Preferably, the bottom of the inner wall of the floating ball is connected with a balancing weight.

Through the setting, the floating ball is prevented from rotating at will, and the floating ball is prevented from being clamped on the positioning well.

Drawings

FIG. 1 is a sectional view of a sewage lifting device for a large water head vertical dock vessel according to the present invention;

FIG. 2 is a sectional view taken along line B at A in FIG. 1;

the reference numerals include: the device comprises a guide well 1, a buoyancy tank 2, a floating ball 3, a large-lift sewage pump 4, an anchor chain 5, a force bearing base plate 6, a vertical plate 7, a positioning plate 8, a first sewage pipe 9, a second sewage pipe 10, a sewage bolt 11, an inclined strut support 12, a ribbed plate 13, a winding machine 14, a ladder stand 15, a pin bolt 16 and a balancing weight 17.

Detailed Description

The utility model is explained in further detail below with reference to the figures and the specific embodiments.

As shown in fig. 1 to, a large water head vertical wharf ship sewage lifting device comprises a guide well 1, a buoyancy tank 2, a floating ball 3 and a large-lift sewage pump 4, wherein the positioning well comprises a bearing backing plate 6, a vertical plate 7 and a positioning plate 8, the bearing backing plate 6 is fixed on the wharf quay wall through a pre-embedded bolt, one side of the bearing backing plate 6 close to water is fixedly connected with the positioning plate 8, the positioning plate 8 is of a U-shaped structure, the inner wall of the positioning plate 8 is connected with the vertical plates 7, the vertical plates 7 are enclosed into an unclosed guide well 1 through the positioning plate 8, the bearing backing plate 6 is further connected with an inclined strut support 12 and a rib plate 13, the inclined strut support 12 is welded at the bottom of the guide well 1, the rib plate 13 is welded at two sides of the positioning plate 8, the floating ball 3 is arranged in the guide well 1, the bottom of the inner wall of the floating ball 3 is provided with a counterweight 17, the outer wall of the floating ball 3 is connected with a pin 16, the pin 16 is movably connected with an anchor chain 5, the anchor chain is slidably connected with the guide well 1, the free end of anchor chain 5 is connected with flotation tank 2, the welding of high-lift sewage pump 4 at the top of flotation tank 2, because of the requirement of cavitation surplus, the sewage pump is not more than 3m apart from the surface of water difference, the 4 water inlets of high-lift sewage pump are connected with first sewer pipe 9, the 4 delivery ports of high-lift sewage pump are connected with second sewer pipe 10, wharf bank-mounted has sewage bolt 11 and rolling machine 14, second sewer pipe 10 is connected with sewage bolt 11, second sewer pipe 10 can be accomodate with 14 crimps of rolling machine, cat ladder 15 is installed through the pre-buried or chemical bar planting's of U shaped steel muscle to direction well 1 one side, the vertical interval of cat ladder 15 is 40-50 centimetres.

The specific implementation process is as follows: the floating box 2 moves along with the water level change, when the cargo ship is alongside to the shore for sewage disposal, the self-contained sewage discharge pipe of the cargo ship is connected with the first sewage pipe 9 connected with the water inlet of the large-lift sewage pump 4, the free end of the second sewage pipe 10 is connected on the sewage plug 11, and the large-lift sewage pump 4 is started for sewage disposal. When sewage discharge is not needed, the second sewage pipe 10 and the sewage bolt 11 are disconnected, the second sewage pipe 10 and the water outlet of the large-lift sewage pump 4 are disconnected, the second sewage pipe 10 is connected to the winding machine 14 and is stored in a winding and contracting mode through the winding machine 14, the pin bolt 16 is opened when the cargo ship needs to operate in the shore, and the floating box 2 is removed to facilitate the cargo ship to operate in the shore.

The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A sewage lifting device for a large-water-level-difference vertical wharf ship is characterized in that: comprises a guide well (1), a buoyancy tank (2), a floating ball (3) and a large-lift sewage pump (4), wherein the large-lift sewage pump (4) is fixedly connected with the top of the buoyancy tank (2), one side of the buoyancy tank (2) is connected with an anchor chain (5), the free end of the anchor chain (5) is connected with the floating ball (3), the floating ball (3) is arranged in the guide well (1), the guide well (1) comprises a bearing backing plate (6), a vertical plate (7) and a positioning plate (8), the bearing backing plate (6) is fixedly arranged on the wall of a wharf bank through embedded bolts, the bearing backing plate (6) is fixedly connected with the positioning plate (8) on one side close to water, the vertical plate (7) is connected with the inner wall of the positioning plate (8), the vertical plate (7) encloses the non-closed guide well (1) through the positioning plate (8), and the anchor chain (5) is in sliding connection with the non-closed part of the guide well (1), the water inlet of the large-lift sewage pump (4) is connected with a first sewage pipe (9), the water outlet of the large-lift sewage pump (4) is connected with a second sewage pipe (10), a sewage plug (11) is installed on the wharf, and the free end of the second sewage pipe (10) is connected with the sewage plug (11).

2. The sewage lifting device for the large water head vertical wharf ship according to claim 1, wherein: bearing backing plate (6) lean on water one side fixedly connected with bracing support (12) and floor (13), bracing support (12) top with guide shaft (1) bottom is connected, floor (13) with locating plate (8) fixed connection.

3. The sewage lifting device for the large water head vertical wharf ship according to claim 1, wherein: the wharf is provided with a winding drum machine (14), and the second sewage pipe (10) is wound and contracted by the winding drum machine (14) for storage.

4. The sewage lifting device for the large water head vertical wharf ship according to claim 1, wherein: the bottom surface of the guide shaft (1) is 0.5 m higher than the lowest water level, and the top surface of the guide shaft (1) and the wharf plane are on the same horizontal plane.

5. The sewage lifting device for the large water head vertical wharf ship according to claim 1, wherein: a crawling ladder (15) is installed on one side of the guide well (1), and the crawling ladder (15) is connected to the quay wall in a U-shaped steel bar pre-embedding or chemical bar planting mode.

6. The sewage lifting device for the large water head vertical wharf ship according to claim 1, wherein: the surface of the floating ball (3) is connected with a pin bolt (16), and the free end of the anchor chain (5) is connected with the floating ball (3) through the pin bolt (16).

7. The sewage lifting device for the large water head vertical wharf ship according to claim 1, wherein: the bottom of the inner wall of the floating ball (3) is connected with a balancing weight (17).