CN219280747U

CN219280747U - Automatic water adding system of caisson

Info

Publication number: CN219280747U
Application number: CN202320191431.5U
Authority: CN
Inventors: 冯甲鑫; 王明玉; 王传鹏; 王翔
Original assignee: CCCC First Harbor Engineering Co Ltd; No 2 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Current assignee: CCCC First Harbor Engineering Co Ltd; No 2 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-06-30
Anticipated expiration: 2033-02-06

Abstract

An automatic water adding system of a caisson is used for adding water to the caisson for sinking operation and comprises a submersible pump and a controller, wherein the submersible pump is arranged at the outer side of the caisson so as to be submerged in water, and a water outlet of the submersible pump is connected with a water inlet formed in the caisson through a water belt; the controller is provided with a communication connection device which is arranged on the caisson and is electrically connected with the submersible pump for controlling the submersible pump to be opened or closed. According to the embodiment of the utility model, the controller is used for controlling the opening and closing of the submersible pump, so that whether the caisson is filled with water or not is controlled, workers do not need to operate on the caisson, and only need to remotely send a control instruction to the controller, so that the water filling operation in the floating installation process of the caisson can be completed, and the safety of personnel can be ensured to the greatest extent under emergency conditions.

Description

Automatic water adding system of caisson

Technical Field

The utility model belongs to the technical field of port and coast engineering, and particularly relates to an automatic caisson water adding system.

Background

The caisson is a box-shaped structure with a bottom for projects such as port yards, and can be controlled to sink or float by adjusting ballast water in the caisson. The caisson is usually hauled to a construction site by a semi-submersible barge after land prefabrication is completed, a worker on the caisson manually opens a valve to open a water inlet at the bottom of the caisson, so that pressurized water is carried to a floating stable state by the caisson, and then the caisson is hauled to a sinking installation position by a tug, and then pressurized water is carried to carry out sinking installation.

At present, a water inlet hole designed at the bottom of the caisson is adopted for ballast submergence of the caisson, a worker at the top of the caisson opens the water inlet hole through a manual valve during ballast operation, and the water inlet speed is controlled through the valve. However, in the construction mode of controlling water inflow by manually screwing the valve, workers need to stand on the caisson, and because the caisson is in a floating state at sea in the process of shipping, if sudden conditions such as water leakage of the caisson, breakage of towing ropes and the like are met, the workers cannot withdraw from the caisson in time, and serious casualties are easily caused by overturning of the caisson.

Disclosure of Invention

Aiming at the defects existing in the related art, the utility model provides an automatic caisson water adding system, which aims to solve the problem that the manual operation risk is high when the current caisson is subjected to floating installation operation.

The utility model provides an automatic water adding system of a caisson, which is used for carrying out water adding and sinking operation on the caisson and comprises the following steps:

the submersible pump is arranged at the outer side of the caisson, so that the submersible pump can be submerged in water, and the water outlet of the submersible pump is connected with the water inlet formed in the caisson through a water belt;

the controller is provided with a communication connection device, is arranged on the caisson, and is electrically connected with the submersible pump and used for controlling the submersible pump to be opened or closed.

In some of these embodiments, further comprising:

the hanging bracket is arranged on the caisson, and the submersible pump is hung on the hanging bracket through a mooring rope and is arranged at intervals with the caisson.

In some of these embodiments, further comprising:

the electric hoist is arranged on the caisson or the hanging frame and is connected with the mooring rope for driving the submersible pump to lift, and the controller is electrically connected with the electric hoist.

In some of these embodiments, the hanger comprises:

the upright post is arranged on the caisson;

and the cantilever beam is rotatably arranged on the upright post and used for enabling the cantilever beam to rotate in the horizontal direction.

In some embodiments, the hanger is provided with a driving motor, and the driving motor drives the cantilever beam to rotate and is electrically connected with the controller.

In some of these embodiments, the water inlet is located on the deck of the caisson.

In some embodiments, the water inlet is provided with a water inlet pipe, and the outer end of the water inlet pipe is downward.

In some of these embodiments, further comprising:

the liquid level meter is arranged in the caisson and is electrically connected with the controller.

In some embodiments, the caisson is divided into a plurality of water adding areas, the submersible pump is correspondingly arranged in a plurality of water adding areas, each water adding area is provided with a water inlet, and the water inlets are connected with the corresponding submersible pump through water belts.

In some embodiments, the water adding area is provided with a plurality of cabins, and adjacent cabins are communicated through connecting holes.

Based on the technical scheme, the controller is used for controlling the opening and closing of the submersible pump, so that whether the caisson is filled with water or not is controlled, workers do not need to operate on the caisson, only need to remotely send control instructions to the controller, water filling operation in the floating installation process of the caisson can be completed, personnel safety can be guaranteed to the greatest extent under emergency conditions, and the problem that the risk of manual operation is high when the current caisson is used for carrying out sinking operation is solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic view of the structure of a submersible pump of an automatic caisson water feeding system of the present utility model when the submersible pump is under water;

FIG. 2 is a schematic diagram of the structure of the submersible pump of the automatic caisson water feeding system according to the present utility model when the submersible pump is lifted onto the caisson;

FIG. 3 is a schematic top view of the automatic caisson watering system according to the present utility model.

In the figure:

1. submersible pump; 2. a controller; 3. a water hose;

4. a hanging bracket; 41. a column; 42. a cantilever beam;

5. a cable; 6. an electric hoist; 7. a driving motor; 8. a liquid level gauge;

10. a caisson; 11. a water inlet; 12. a water inlet pipe; 13. a water adding area; 14. a compartment; 15. and a connection hole.

Detailed Description

The technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", or a third "may explicitly or implicitly include one or more such feature.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In an exemplary embodiment of the automatic caisson feeding system according to the present utility model, as shown in fig. 1 to 3, the automatic caisson feeding system comprises a submersible pump 1 and a controller 2.

The submersible pump 1 is arranged on the outer side of the caisson 10 so as to be submerged in water, and the water outlet of the submersible pump 1 is connected with the water inlet 11 formed in the caisson 10 through the water belt 3. The controller 2 has a communication connection device, is mounted on the caisson 10, and is electrically connected to the submersible pump 1.

The semi-submersible vessel carrying the caisson 10 is submerged and sends a control command to the controller 2, the controller 2 receives the control command through the communication connection device and controls the submersible pump 1 to be started, and the submersible pump 1 pumps water into the caisson 10 through the water belt 3 and the water inlet 11. When the liquid level in the caisson 10 reaches the set position, the controller 2 controls the submersible pump 1 to be closed, and water is stopped from being pumped into the caisson 10. The semi-submersible vessel sinks to a preset depth, the caisson 10 stably floats, the caisson 10 is connected with a tug by a cable, and the tug pulls the caisson to a required position, so that the caisson sinking operation is completed.

In the above-mentioned exemplary embodiment, the automatic water adding system of caisson controls the start and stop of immersible pump through the controller to realize the control of caisson watering, control immersible pump opening when needing to add water, control immersible pump closing when stopping adding water, the whole in-process need not manual operation, makes personnel need not operate on the caisson, can furthest guarantee personnel's safety under meetting emergency, has solved the problem that manual operation risk is high when current caisson carries out the operation of sinking.

In some embodiments, the caisson automatic water feeding system further comprises a hanger 4, the hanger 4 being mounted on the caisson 10, the submersible pump 1 being suspended from the hanger 4 by means of a cable 5. The hanging bracket 4 stretches out the tie point of the cable 5 to the outside of the caisson 10, so that a gap is reserved between the submersible pump 1 hoisted by the cable 5 and the caisson 10, and the submersible pump 1 is far away from the caisson 10 to a certain extent, so that the submersible pump 1 is prevented from being collided by contacting the caisson 10 under the influence of a certain degree of wind and waves, and the submersible pump 1 is prevented from being damaged.

In some embodiments, the automatic caisson water adding system further comprises an electric hoist 6, wherein the electric hoist 6 is mounted on the caisson 10 or the hanger 4 and is connected with the cable 5 for driving the submersible pump 1 to lift, and the controller 2 is electrically connected with the electric hoist 6.

When the electric hoist 6 is mounted on the caisson 10, the cable 5 passes through the pulley on the hanger 4 and then is wound on the winch of the electric hoist 6, and the cable 5 is kept to hoist the submersible pump 1 through the pulley. When the electric hoist 6 is mounted on the hanger 4, the cable 5 is directly wound on the winch of the electric hoist 5.

The submerged pump 1 is lifted and the mooring rope 5 is retracted, so that the submerged pump is prevented from violently shaking in the process of floating the caisson, and collision damage of the submerged pump is prevented. When water needs to be added into the caisson 10, the controller 1 controls the electric hoist 6 to discharge the cable 5, and the submersible pump 1 falls into the water by self weight.

In some embodiments, the hanger 4 comprises a column 41 and a cantilever beam 42, the column 41 being mounted on the caisson 10, the cantilever beam 42 being rotatably mounted on the column 41 to enable rotation in a horizontal direction. As shown in fig. 2, when the electric hoist 6 pulls the submersible pump 1 to a position higher than the cover plate of the caisson 10 by winding the cable 5, the submersible pump 1 can be retracted above the caisson 10 by rotating the cantilever beam 42, so that the submersible pump can be lowered onto the caisson 10 for maintenance or replacement, and the convenience of equipment maintenance is improved; in addition, after the submersible pump 1 is retracted to the upper side of the caisson 10, the submersible pump 1 can be lowered into the caisson 10 through the operation opening formed in the cover plate of the caisson 10, meanwhile, the water belt 3 is detached from the water inlet and extends out of the caisson 10, the submersible pump 1 can be opened, the water in the caisson 10 is pumped out, the drainage operation of the caisson is realized, and the posture of the caisson 10 is adjusted more flexibly. In order to realize the rotation installation of the cantilever beam, the upright post is provided with a rotating shaft to be installed in the shaft hole of the cantilever beam, the upright post and the cantilever beam can be also rotatably installed through other existing connecting structures, the rotation installation mode is not limited, and the rotation installation mode is not the utility model point of the application.

In some embodiments, the hanger 4 is provided with a driving motor 7, and the driving motor 7 drives the cantilever beam 42 to rotate and is electrically connected with the controller 1. The controller 1 controls the rotation of the cantilever 42 by controlling the driving motor 7, thereby improving the automation of the equipment. In order to realize the drive to the cantilever rotation, driving motor installs on stand or the cantilever, installs drive gear on cantilever or the stand, and drive gear is coaxial with rotary connection structure, and drive gear and driving gear meshing drive gear that driving motor's output shaft was installed. The driving motor can also drive the cantilever to rotate through other transmission structures, the driving mode is not limited in the application, and the driving mode is not the utility model point of the application.

In some embodiments, the water inlet 11 is located on the cover plate of the caisson 10, so that holes are avoided in the part of the caisson 10, which contacts water, so that the surface of the structure of the caisson 10, which is positioned under water, is complete, the caisson maintains high structural strength, and the structure is stable under the action of the pressure under water. Secondly, the water inlet 11 is arranged on the cover plate to enable the water inlet to be located above the water level, so that sealing treatment is not required on the connecting part of the water hose 3 and the water inlet 11, and convenience in equipment installation is improved. Again, the water inlet 11 is arranged on the cover plate so as to be positioned at a higher position, and the submersible pump 1 is positioned under water, when the submersible pump 1 stops running, the water pressure only can reach the position which is level with the external water level after the water passes through the submersible pump 1 and enters the water band 3, and the water cannot further reach the water inlet upwards, so that the water is prevented from entering the caisson 10 under the condition that the submersible pump 1 is not opened, and the accuracy of sinking operation is ensured. In addition, the water inlet 11 is arranged on the cover plate at the top, so that the water inlet is also positioned above the liquid level in the caisson, and thus the water added in the caisson is prevented from leaking.

In some embodiments, the water inlet 11 is provided with a water inlet pipe 12, and the outer end of the water inlet pipe 12 is arranged downwards. Because the submersible pump 1 is positioned under water during operation, the water band 3 can be directly connected with the outer end of the water inlet pipe 12 from bottom to top after being connected with the submersible pump 1, bending can not occur in the extending process, and therefore unsmooth flowing water caused by bending of the water band 3 is avoided, and the water filling operation efficiency of the caisson is ensured.

In some embodiments, the automatic caisson water filling system further comprises a liquid level meter 8, wherein the liquid level meter 8 is arranged in the caisson 10 and is used for measuring the water level in the caisson 10. The liquid level meter 8 is electrically connected with the controller 2, so that the controller 2 can know the liquid level in the caisson 10, and when the liquid level reaches a set value, the submersible pump 1 is controlled to stop running, and the caisson reaches the required sinking depth.

In some embodiments, as shown in fig. 3, the caisson 10 is divided into a plurality of water adding areas 13, a plurality of submersible pumps 1 are correspondingly arranged, each water adding area is provided with a water inlet 11, and the water inlets 11 are connected with the corresponding submersible pumps 1 through the water belts 3. The controller 2 controls the plurality of submersible pumps 1 to fill the water adding areas 13 of the caisson 10 at the same time, so that the working efficiency can be improved. In addition, each submersible pump 1 is used for filling water into the corresponding water adding area 13, when the caisson is inclined, the controller can be used for filling water into the water adding area 13 where the raising part of the caisson is located through the corresponding submersible pump according to the measurement of the posture of the caisson by the inclinometer, so that the caisson 10 is adjusted to be in a horizontal state, and the stability of the caisson in the towing wheel towing process is ensured.

In some embodiments, the water adding area 13 has a plurality of cells 14, and adjacent cells 14 are communicated with each other through a connecting hole 15. The water adding area 13 is divided into a plurality of mutually communicated cabins 14, so that water added into the caisson 10 is uniformly distributed in each cabins 14, and when the storm on water acts on the caisson 10, the liquid level inclination degree in each cabins 14 is smaller, thereby ensuring the overall stability of the caisson 10 and ensuring safer floating installation. In addition, the partition between the cabins 14 plays a role in supporting and reinforcing in the water adding area 13, and the overall structural strength of the caisson is improved.

Finally, it should be noted that: in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.

Claims

1. An automatic caisson water adding system for carrying out water adding and sinking operation on a caisson, which is characterized by comprising the following components:

the controller is provided with a communication connection device, is arranged on the caisson, and is electrically connected with the submersible pump to control the submersible pump to be opened or closed;

the hanging frame is arranged on the caisson, and the submersible pump is hung on the hanging frame through a mooring rope and is used for enabling the submersible pump and the caisson to be arranged at intervals;

the electric hoist is arranged on the caisson or the hanging frame, is connected with the cable and is used for driving the submersible pump to lift, and the controller is electrically connected with the electric hoist;

wherein, the gallows includes:

the upright post is arranged on the caisson;

2. The automatic caisson watering system according to claim 1, wherein a driving motor is mounted on the hanger, and the driving motor drives the cantilever beam to rotate and is electrically connected with the controller.

3. The automatic caisson watering system according to claim 1, wherein the water inlet is located on a cover plate of the caisson.

4. A caisson automatic watering system according to claim 3, wherein the water inlet is provided with a water inlet pipe, and the outer end of the water inlet pipe is arranged downwards.

5. The automated caisson watering system according to claim 1, further comprising:

6. The automatic caisson water supply system according to any one of claims 1 to 5, wherein the caisson is divided into a plurality of water supply areas, a plurality of submersible pumps are correspondingly arranged, each water supply area is provided with a water inlet, and the water inlets are respectively connected with the corresponding submersible pumps through water belts.

7. The automated caisson watering system according to claim 6, wherein the watering zone has a plurality of compartments, adjacent compartments being in communication through a connecting aperture.