CN204037892U - Tugboat thermal flue gas wind warms up deck unit - Google Patents

Abstract

The utility model provides a kind of tugboat thermal flue gas wind to warm up deck unit, this device includes prerotator, deck radiator, air channel, outlet air lock, installation shaft flow fan in described main frame smoke-exhaust pipeline, the air outlet of prerotator directly leads to air channel, the one end in air channel is connected with main frame smoke-exhaust pipeline, the other end in air channel is directly connected with the ventilation inlet of deck radiator, and the air outlet of deck radiator is connected with outlet air lock.Effect of the present utility model is by using this device, stem raised deck is made to keep a temperature be comparatively suitable for, the maintenance of this temperature makes seawater, rainwater and the snowflake etc. fallen within deck lose icing condition, thus keep tugboat stem raised deck dry and comfortable, without ice and snow, for ship deck staff work and current provide safety control, prevent the generation of injury accidents such as surprisingly slipping, get injured by a fall.

Description

Tugboat thermal flue gas wind warms up deck unit

Technical field

The utility model relates to a kind of tugboat thermal flue gas wind and warms up deck unit

Background technology

" waste heat source tugboat deck ice-melt snow device " technology that tugboat belonging to Tianjin Port Tugboat & Lighter Co., Ltd. adopts the said firm one utility model patent number to be ZL201220282805.6 in the winter time carries out that deck is anti-, deicing work.The used heat that this patented technology adopts marine main engine jacket cooling to produce, by behind heating cooling water circulation cabin, utilizes Inner eycle water heating deck, cabin to realize, after this patent technology implementation a period of time, really reaches design goal originally.Meanwhile, technical personnel have also discovered this patented technology some shortcomings, main manifestations be following some: (1) this patented technology is slow to deck deicing onset, major cause is after marine main engine starts, the intensification of main engine jacket cooling water expansion tank is a process gradually, winter just can reach stationary value greatly after 30 to 50 minutes, and during navigation, the seawater splashed down on tugboat deck freezes this moment; (2) this patented technology adopts the used heat of main engine jacket cooling water expansion tank as main heating source, this thermal source only accounts for the 13%-20% (main frame thermal flue gas accounts for 30%-37%) of main frame waste heat source, therefore main engine jacket water used heat thermal source quality is low, heat energy is few, ice-melt snow DeGrain, if when tugboat goes to other harbours, the north outside PORT OF TIANJIN work or chance extreme weather time this device a few near failure; (3) when winter does not use, this device can not release completely deck coil pipe elbow, the residual water in place makes coil frost broken in low level pipeline etc., increases unnecessary maintenance cost.

In order to change above-mentioned weak point, the thermal source that the used heat how utilizing tugboat main frame to discharge fume thaws ice and snow as tugboat stem raised deck, makes deck ice-melt snow device more efficient, effective, is beneficial to safety in production.

Summary of the invention

For above-mentioned existing problems, the purpose of this utility model is to provide a kind of tugboat thermal flue gas wind and warms up deck unit, prevent tugboat stem raised deck accumulated snow, freeze, thus keep tugboat stem raised deck dry and comfortable, make ship deck staff safe when shipping work, convenient, efficient, and fully recycle used heat, reach the object of energy-saving and emission-reduction.

For achieving the above object, the utility model provides a kind of tugboat thermal flue gas wind to warm up deck unit, wherein: this device includes prerotator, deck radiator, air channel, outlet air lock, installation shaft flow fan in described main frame smoke-exhaust pipeline, the air outlet of prerotator directly leads to air channel, the one end in air channel is connected with main frame smoke-exhaust pipeline, and the other end in air channel is directly connected with the ventilation inlet of deck radiator, and the air outlet of deck radiator is connected with outlet air lock.

Effect of the present utility model is by using this device, and utilize main frame thermal flue gas heat generating temperature to improve fast, be usually no more than the feature that namely 5 minutes arrive stationary value, stem raised deck can reach assigned temperature fast, and ice-melt snow is rapid-action; Simultaneously, the main frame used heat heat of about 30% ~ 37% has been taken away in main frame smoke evacuation, therefore main frame thermal flue gas thermal source belongs to high-quality thermal source, heat energy is high, make this thermal source for deck ice-melt snow device, successful, main frame thermal flue gas wind-warm syndrome is at least 40-45 DEG C before arriving deck radiator, and this temperature fully can tackle tugboat in situations such as the work of other harbours, the north or chance extreme weathers; In addition, what the heat transfer medium of this utility model adopted is wind, and when being water relative to heat transfer medium, when this device is stopped using in the winter time, avoiding must the drawback of all circulating waters of emptying, and used heat wind directly can enter air, not only convenient but also reliable.Effect of the present utility model leads to make seawater, rainwater and the snowflake etc. fallen within deck lose icing condition, thus keep tugboat stem raised deck dry and comfortable, without ice and snow, for ship deck staff work and current provide safety control, prevent the generation of injury accidents such as surprisingly slipping, get injured by a fall.

Accompanying drawing explanation

Fig. 1 is that tugboat thermal flue gas wind of the present utility model warms up deck unit.

In figure:

1, prerotator 2, deck radiator 3, air channel

4, air lock 5, main frame smoke-exhaust pipeline is exported

Specific embodiments

Warm up deck unit structure to tugboat thermal flue gas wind of the present utility model to be by reference to the accompanying drawings illustrated.

As shown in Figure 1, tugboat thermal flue gas wind of the present utility model warms up deck unit, and this device is connected on main frame smoke-exhaust pipeline 5, and this device includes prerotator 1, deck radiator 2, air channel 3, outlet air lock 4 and main frame smoke-exhaust pipeline 5 etc.Prerotator 1 be installed on silencer before main frame smoke-exhaust pipeline 5, the air outlet of prerotator 1 directly leads to air channel 3, the one end in air channel 3 is connected with main frame smoke-exhaust pipeline 5, the other end in air channel 3 is directly connected with the ventilation inlet of deck radiator 2, the air outlet of deck radiator 2 is connected with outlet air lock 4, and the air-out of prerotator 1 enters air after air channel 3, deck radiator 2 and outlet air lock 4.

In Fig. 1, dotted line scope is tugboat stem raised deck, deck radiator 2 is arranged on below the checkered plate of stem raised deck, adopt according to the shape of checkered plate and be symmetrical set installation, deck radiator 2 reality needs customization when implementing, shape adopts rectangular air duct structure, material generally selects that coefficient of heat release is higher, intensity is comparatively large, corrosion-resistant material makes, and general steel plate materials of selecting makes; For improving the beneficial effect of this device, the checkered plate of stem raised deck can be utilized as plane on the rectangular air duct of deck radiator 2, its excess-three face can adopt anti-thermal dispersant coatings or warm material parcel.

The utility model tugboat thermal flue gas wind warms up the parts such as the prerotator 1 of deck unit, air channel 3 pipeline and outlet air lock 4 and all adopts and meet the denization of steel seagoing vessel and the commercially available prod of building specification; Deck radiator 2 is different according to different boats and ships stem raised deck form and the product of independent design.The principal parameter of prerotator 1 is 800m ³/ h × 140Pa (static pressure) 0.55kW × 2920r/min or 600m ³/ h × 90Pa (static pressure) 0.25kW × 2920r/min, meets the job requirement of this device completely.

It is the thermal source that the used heat utilizing tugboat main frame to discharge fume thaws ice and snow as tugboat stem raised deck that tugboat thermal flue gas wind of the present utility model warms up deck unit.Modern ships engine installation total energy approach rate is greatly about about 50%, and all the other oil inflame heats of about 50% become used heat.In this boat diesel engine co-fired waste heat energy of 50%; diesel smoke has taken away the about heat of 30% ~ 37%; and make full use of the co-fired waste heat of this part marine diesel power plant fuel oil, economically or in energy-saving and emission-reduction and environmental protection be all significant.

When this device works, the air-out of prerotator 1, directly enter air trunk 3, wind-warm syndrome maintains 40 to 45 DEG C before arriving deck radiator 2 by air channel 3 substantially, when this hot blast is by deck radiator 2, the deck to bow checkered plate releases heat, due to the lasting heat release of deck radiator 2, make stem raised deck keep a temperature be comparatively suitable for, the rear hot blast of heat radiation enters air by outlet air lock 2.When this device is stopped using in the winter time, only need turn off prerotator, convenient and reliable.According to practical measurement, when outside air temperature reaches-15 DEG C in the winter time, deck temperature can remain on more than 10 DEG C, the maintenance of this temperature makes deck to lose icing condition, thus make to fall within the thawings such as seawater, rainwater and the snowflake on deck, thus keep tugboat stem raised deck dry and comfortable, without ice and snow, the safety that work safety and personnel for ship deck staff pass through provides safety control, the generation of the injury accident such as prevent accident from slipping, to get injured by a fall.

Claims (2)

1. a tugboat thermal flue gas wind warms up deck unit, this device is connected on main frame smoke-exhaust pipeline (5), it is characterized in that: this device includes prerotator (1), deck radiator (2), air channel (3), outlet air lock (4), installation shaft flow fan (1) in described main frame smoke-exhaust pipeline (5), the air outlet of prerotator (1) directly leads to air channel (3), the one end in air channel (3) is connected with main frame smoke-exhaust pipeline (5), the other end in air channel (3) is directly connected with the ventilation inlet of deck radiator (2), the air outlet of deck radiator (2) is connected with outlet air lock (4).

2. tugboat thermal flue gas wind according to claim 1 warms up deck unit, it is characterized in that: described deck radiator (2) is located at below the checkered plate of stem raised deck, adopts and is symmetrical set with the shape of checkered plate.