Circulating seawater cooling system with automatic adjusting function

Abstract

The utility model relates to the technical field of ocean engineering equipment, in particular to a circulating seawater cooling system with an automatic adjusting function, which comprises a seawater storage cabin and a seawater cooling component, the seawater cooling assembly comprises a first remote control valve, a temperature control three-way valve, a second remote control valve, a seawater circulating cabin, an overflow pipe, a connecting pipe, a temperature controller, a third remote control valve, a seawater header pipe, a pump set, a seawater cooler, a fourth remote control valve, a fifth remote control valve, a seawater tank and a sixth remote control valve; the pump set obtains cooling seawater from the seawater tank or the seawater storage cabin through the seawater header pipe, and remote switching between the two cooling seawater obtaining modes is achieved through the remote control valve. Remote monitoring of the seawater cooling system is achieved under the complex and changeable working conditions of the self-elevating platform, the labor cost and the system response time are saved, switching of the system among different working conditions is more stable and faster, the system temperature adjusting precision is improved, and the seawater consumption is saved to the maximum extent.

Description

TECHNICAL FIELD

[0001] The utility model relates to ocean engineering equipment technical field especially, it is a kind of circulating seawater cooling system with automatic regulating function. BACKGROUND

[0002] The form of seawater cooling system currently applied to self-elevating platform is mainly open or semi-open, as one of the very important key systems of self-elevating platform, the seawater cooling system mainly provides cooling seawater for platform power equipment, operating machinery and air conditioning refrigeration device etc.

[0003] The existing seawater cooling system generally includes cooling objects such as main engine, auxiliary engine, other cooled equipment and seawater door, valve, heat exchanger, seawater pump or fresh water pump, expansion tank and other equipment, which can provide sufficient fresh water, seawater, river water or cooling oil for the equipment needing heat dissipation to cool and ensure its work within normal temperature range.

[0004] However, by using the above-mentioned mode, since the self-elevating platform has multiple working states such as platform floating, platform lifting and platform standing, it is necessary to frequently adjust the seawater cooling system accordingly, and the current adjustment mode is basically manual adjustment, which requires the crew to operate the pipeline valve on site, resulting in the need for more working hours. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a circulating seawater cooling system with automatic regulating function, which aims to solve the problem that the existing seawater cooling system needs the crew to operate the pipeline valve on site, resulting in the need for more working hours.

[0006] To achieve the above-mentioned purpose, the utility model provides a circulating seawater cooling system with automatic regulating function, which comprises a seawater storage cabin and a seawater cooling assembly, wherein the seawater cooling assembly comprises a first remote control valve, a temperature control tee valve, a second remote control valve, a seawater circulating cabin, an overflow pipe, a connecting pipe, a temperature controller, a third remote control valve, a seawater main pipe, a pump group, a seawater cooler and a fourth remote control valve.

[0007] The first remote control valve is communicated with the seawater storage cabin, the temperature control tee valve is communicated with the first remote control valve, the second remote control valve is communicated with the temperature control tee valve, the seawater circulating cabin is communicated with the second remote control valve, the overflow pipe is communicated with the seawater circulating cabin, the connecting pipe is communicated with the temperature control tee valve, the temperature controller is arranged on the connecting pipe, the third remote control valve is communicated with the connecting pipe, the seawater main pipe is communicated with the third remote control valve, the pump group is communicated with the seawater main pipe, the seawater cooler is communicated with the pump group, and the fourth remote control valve is respectively communicated with the seawater circulating cabin and the seawater cooler.

[0008] The seawater cooling assembly further includes a fifth remote control valve, a seawater tank, and a sixth remote control valve; the fifth remote control valve is connected to the seawater main pipe, the seawater tank is connected to the fifth remote control valve, and the sixth remote control valve is connected to the seawater cooler.

[0009] The seawater cooling assembly further includes a control box; the control box is electrically connected to the first remote control valve, the temperature-controlled three-way valve, the second remote control valve, the temperature controller, the pump group, the seawater cooler, the third remote control valve, the fourth remote control valve, the fifth remote control valve, and the sixth remote control valve.

[0010] The circulating seawater cooling system with automatic adjustment function also includes a water replenishment component; the water replenishment component is installed on the seawater tank.

[0011] The water replenishment component includes a filter, a first water pump, and a liquid level sensor; the filter is connected to the seawater tank, the first water pump is connected to the filter, and the liquid level sensor is installed on the seawater tank.

[0012] The water replenishment assembly also includes a temperature controller, a second water pump, and a lubricating oil cooler; the temperature controller is mounted on the seawater tank; the second water pump is connected to the seawater tank, and the lubricating oil cooler is connected to both the seawater tank and the lubricating oil cooler.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. By setting up the seawater storage tank and the seawater cooling assembly, when the self-elevating platform is in the lifting or standing state: the first remote control valve, the second remote control valve, and the third remote control valve are opened. After the pump group starts running, the pump group will draw seawater from the seawater circulation tank and the seawater storage tank. The flow rate of the drawn seawater is automatically controlled by the temperature control three-way valve and the temperature controller. Cooled seawater at a certain temperature is delivered to the seawater cooler through the pump group. After heat exchange, the seawater at the outlet of the seawater cooler is introduced into the seawater circulation tank for reuse through the fourth remote control valve and pipeline. When the water level in the seawater circulation tank reaches the overflow level, it is discharged overboard through the overflow pipe.

[0015] 2. By setting the fifth remote control valve, the seawater tank and the sixth remote control valve, when the jack-up platform is in a floating state: close the fourth remote control valve and the third remote control valve, open the fifth remote control valve, introduce seawater of the seawater tank into the seawater main pipe, seawater is transported to the seawater cooler through the pump set, and seawater is discharged outside the hull through the sixth remote control valve after heat exchange in the seawater cooler. The application realizes remote monitoring of the seawater cooling system under complex and changeable working conditions of the jack-up platform, saves labor cost and system response time, makes the switching of the system between different working conditions more stable and fast, improves the precision of temperature regulation of the system, maximizes the saving of seawater consumption, makes the system operate more safely and reliably under different working conditions, enhances the cooling capacity of the whole system, improves the seawater utilization rate, maintains the seawater storage at a low level under the lifting and standing state of the platform, reduces the variable load of the platform, and improves the effective load capacity. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced as follows.

[0017] Figure 1 is the overall structure schematic view of the first embodiment of the utility model.

[0018] Figure 2 is the overall structure schematic view of the second embodiment of the utility model.

[0019] Figure 3 is the structure schematic view of the seawater tank and the water replenishing assembly of the second embodiment of the utility model.

[0020] 101-seawater storage cabin, 102-seawater cooling assembly, 103-first remote control valve, 104-temperature control tee valve, 105-second remote control valve, 106-seawater circulating cabin, 107-overflow pipe, 108-connection pipe, 109-temperature controller, 110-third remote control valve, 111-seawater main pipe, 112-pump set, 113-seawater cooler, 114-fourth remote control valve, 115-fifth remote control valve, 116-seawater tank, 117-sixth remote control valve, 118-control box, 201-water replenishing assembly, 202-filter, 203-first water pump, 204-liquid level sensor, 205-temperature sensor, 206-second water pump, 207-oil cooler. DETAILED DESCRIPTION

[0021] The first embodiment of the present application is:

[0022] Please refer to Figure 1 , wherein, Figure 1 is the overall structure schematic view of the first embodiment of the utility model.

[0023] The utility model provides a kind of with automatic regulating function's circulating seawater cooling system, including seawater storage cabin 101 and seawater cooling assembly 102, the seawater cooling assembly 102 includes first remote control valve 103, temperature control tee valve 104, second remote control valve 105, seawater circulation cabin 106, overflow pipe 107, connecting pipe 108, temperature controller 109, third remote control valve 110, seawater main pipe 111, pump group 112, seawater cooler 113, fourth remote control valve 114, fifth remote control valve 115, seawater tank 116, sixth remote control valve 117 and control box 118;The foregoing scheme has solved the problem that the existing seawater cooling system needs crew to operate pipeline valve in situ, leading to needing to consume more working hours.

[0024] For the present specific embodiment, the seawater storage cabin 101 is used to store seawater.

[0025] Among them, the first remote control valve 103 and the seawater storage cabin 101 are communicated, the temperature control tee valve 104 and the first remote control valve 103 are communicated, the second remote control valve 105 and the temperature control tee valve 104 are communicated, the seawater circulation cabin 106 and the second remote control valve 105 are communicated, the overflow pipe 107 and the seawater circulation cabin 106 are communicated, the connecting pipe 108 and the temperature control tee valve 104 are communicated, the temperature controller 109 is arranged on the connecting pipe 108, the third remote control valve 110 and the connecting pipe 108 are communicated, the seawater main pipe 111 and the third remote control valve 110 are communicated, the pump group 112 and the seawater main pipe 111 are communicated, the seawater cooler 113 and the pump group 112 are communicated, and the fourth remote control valve 114 is communicated with the seawater circulation cabin 106 and the seawater cooler 113 respectively. The communication between all parts of the application is communicated by pipeline;When using, when the jack-up platform is in lifting or standing state: open the first remote control valve 103, the second remote control valve 105, the third remote control valve 110, after the pump group 112 operates, the pump group 112 will suck seawater from the seawater circulation cabin 106 and the seawater storage cabin 101, and the flow of the sucked seawater is automatically controlled by the temperature control tee valve 104 and the temperature controller 109, and the seawater of a certain temperature is delivered to the seawater cooler 113 by the pump group 112, and the seawater temperature entering the seawater cooler 113 will be kept at a constant value, and the set value of the temperature is estimated according to the thermal load of the jack-up platform in lifting or standing condition, and is set on the temperature controller 109. The seawater outlet of the seawater cooler 113 is introduced into the seawater circulation cabin 106 through the fourth remote control valve 114 and pipeline after heat exchange, and is reused, when the water level of the seawater circulation cabin 106 reaches overflow level, it is discharged outside through the overflow pipe 107.

[0026] Secondly, the fifth remote control valve 115 and the seawater main pipe 111 are communicated, the seawater tank 116 and the fifth remote control valve 115 are communicated, and the sixth remote control valve 117 and the seawater cooler 113 are communicated. When the jack-up platform is in the floating state: the fourth remote control valve 114 and the third remote control valve 110 are closed, the fifth remote control valve 115 is opened, the seawater of the seawater tank 116 is introduced into the seawater main pipe 111, the seawater is transported to the seawater cooler 113 through the pump group 112, and the seawater is discharged outside the hull through the sixth remote control valve 117 after heat exchange in the seawater cooler 113.

[0027] Meanwhile, the control box 118 is electrically connected with the first remote control valve 103, the temperature control three-way valve 104, the second remote control valve 105, the temperature controller 109, the pump group 112, the seawater cooler 113, the third remote control valve 110, the fourth remote control valve 114, the fifth remote control valve 115 and the sixth remote control valve 117 respectively. The first remote control valve 103, the temperature control three-way valve 104, the second remote control valve 105, the temperature controller 109, the pump group 112, the seawater cooler 113, the third remote control valve 110, the fourth remote control valve 114, the fifth remote control valve 115 and the sixth remote control valve 117 are automatically controlled through the control box 118, and the control box 118 is prior art.

[0028] When the self-elevating platform is in the floating state, the fourth remote control valve 114 and the third remote control valve 110 are closed, the fifth remote control valve 115 is opened, the seawater of the seawater tank 116 is introduced into the seawater main pipe 111, the seawater is transported to the seawater cooler 113 through the pump set 112, and the seawater is discharged outboard through the sixth remote control valve 117 after heat exchange in the seawater cooler 113. When the self-elevating platform is in the lifting or standing state, the fifth remote control valve 115 and the sixth remote control valve 117 are closed, the first remote control valve 103, the second remote control valve 105 and the third remote control valve 110 are opened, and after the pump set 112 operates, the pump set 112 sucks seawater from the seawater circulating cabin 106 and the seawater storage cabin 101, the flow of the sucked seawater is automatically controlled by the temperature control three-way valve 104 and the temperature controller 109, the cooling seawater at a certain temperature is transported to the seawater cooler 113 through the pump set 112, the temperature of the seawater entering the seawater cooler 113 is kept at a constant value, the set value of the temperature is estimated according to the heat load of the self-elevating platform in the lifting or standing state and is set on the temperature controller 109. The outlet seawater of the seawater cooler 113 is introduced into the seawater circulating cabin 106 through the fourth remote control valve 114 and the pipeline after heat exchange and is reused, and when the water level of the seawater circulating cabin 106 reaches the overflow liquid level, the seawater is discharged outboard through the overflow pipe 107. The application realizes remote monitoring of the seawater cooling system under the complex and changeable working conditions of the self-elevating platform, saves the labor cost and system response time, makes the switching of the system between different working conditions more stable and fast, improves the precision of temperature adjustment of the system, maximally saves the seawater consumption, makes the system more safely and reliably operate under different working conditions, enhances the cooling capacity of the whole system, improves the seawater utilization rate, maintains the seawater storage at a low level under the lifting and standing states of the platform, reduces the variable load of the platform and improves the effective load capacity.

[0029] The second embodiment of the application is:

[0030] Based on the first embodiment, refer to Figures 2-3 , wherein, Figure 2 is a structure schematic diagram of the whole of the second embodiment of the application, Figure 3 is a structure schematic diagram of the seawater tank and the water supplement assembly of the second embodiment of the application.

[0031] The circulating seawater cooling system with the automatic adjusting function provided by the application further comprises a water supplement assembly 201; the water supplement assembly 201 comprises a filter 202, a first water pump 203, a liquid level sensor 204, a temperature sensor 205, a second water pump 206 and an oil cooler 207.

[0032] For the specific embodiment, the water replenishing assembly 201 is arranged on the seawater tank 116. When the seawater in the seawater tank 116 is insufficient, the water replenishing assembly 201 draws seawater to add to the seawater tank 116.

[0033] The filter 202 and the seawater tank 116 are communicated, the first water pump 203 and the filter 202 are communicated, and the liquid level sensor 204 is arranged on the seawater tank 116. The liquid level sensor 204 monitors the seawater amount of the seawater tank 116, when the seawater amount in the seawater tank 116 is lower than a preset value, the first water pump 203 draws seawater to add to the seawater tank 116, and the impurities in the seawater are filtered through the filter 202.

[0034] Secondly, the temperature sensor 205 is arranged on the seawater tank 116, the second water pump 206 and the seawater tank 116 are communicated, and the lubricating oil cooler 207 is communicated with the seawater tank 116 and the lubricating oil cooler 207 respectively. The temperature sensor 205 monitors the seawater temperature in the seawater tank 116, when the seawater temperature is higher than a preset value, the second water pump 206 draws the seawater in the seawater tank 116, the seawater is cooled through the lubricating oil cooler 207, and the cooled seawater flows back to the seawater tank 116, so that the seawater can always keep low temperature, so as to quickly cool the power equipment on the self-elevating platform.

[0035] In use of the utility model, the liquid level sensor 204 monitors the seawater amount of the seawater tank 116, when the seawater amount in the seawater tank 116 is lower than a preset value, the first water pump 203 draws seawater to add to the seawater tank 116, and the impurities in the seawater are filtered through the filter 202. The temperature sensor 205 monitors the seawater temperature in the seawater tank 116, when the seawater temperature is higher than a preset value, the second water pump 206 draws the seawater in the seawater tank 116, the seawater is cooled through the lubricating oil cooler 207, and the cooled seawater flows back to the seawater tank 116, so that the seawater can always keep low temperature, so as to quickly cool the power equipment on the self-elevating platform.

[0036] The above only discloses one or more preferred embodiments of the present application, which cannot limit the scope of the present application, and those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the claims of the present application still belong to the scope of the present application.

Claims

1. A circulating seawater cooling system with automatic adjustment function, comprising a seawater storage cabin, characterized in that, further comprising a seawater cooling assembly; the seawater cooling assembly comprises a first remote control valve, a temperature control tee valve, a second remote control valve, a seawater circulating cabin, an overflow pipe, a connecting pipe, a temperature controller, a third remote control valve, a seawater main pipe, a pump group, a seawater cooler and a fourth remote control valve; the first remote control valve is communicated with the seawater storage cabin, the temperature control tee valve is communicated with the first remote control valve, the second remote control valve is communicated with the temperature control tee valve, the seawater circulating cabin is communicated with the second remote control valve, the overflow pipe is communicated with the seawater circulating cabin, the connecting pipe is communicated with the temperature control tee valve, the temperature controller is arranged on the connecting pipe, the third remote control valve is communicated with the connecting pipe, the seawater main pipe is communicated with the third remote control valve, the pump group is communicated with the seawater main pipe, the seawater cooler is communicated with the pump group, and the fourth remote control valve is respectively communicated with the seawater circulating cabin and the seawater cooler.

2. The circulating seawater cooling system with automatic adjustment function according to claim 1, characterized in that, the seawater cooling assembly further comprises a fifth remote control valve, a seawater tank and a sixth remote control valve; the fifth remote control valve is communicated with the seawater main pipe, the seawater tank is communicated with the fifth remote control valve, and the sixth remote control valve is communicated with the seawater cooler.

3. The circulating seawater cooling system with automatic adjustment function according to claim 2, characterized in that, the seawater cooling assembly further comprises a control box; the control box is electrically connected with the first remote control valve, the temperature control tee valve, the second remote control valve, the temperature controller, the pump group, the seawater cooler, the third remote control valve, the fourth remote control valve, the fifth remote control valve and the sixth remote control valve respectively.

4. The circulating seawater cooling system with automatic adjustment function according to claim 3, characterized in that, the circulating seawater cooling system with automatic adjustment function further comprises a water replenishment assembly; the water replenishment assembly is arranged on the seawater tank.

5. The circulating seawater cooling system with automatic adjustment function according to claim 4, characterized in that, the water replenishment assembly comprises a filter, a first water pump and a liquid level sensor; the filter is communicated with the seawater tank, the first water pump is communicated with the filter, and the liquid level sensor is arranged on the seawater tank.

6. The circulating seawater cooling system with automatic adjustment function according to claim 5, characterized in that, the water replenishment assembly further comprises a temperature sensor, a second water pump and an oil cooler; the temperature sensor is arranged on the seawater tank; the second water pump is communicated with the seawater tank, and the oil cooler is respectively communicated with the seawater tank and the oil cooler. ​ ​ ​ ​ ​ ​ ​ ​

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