A kind of cooling tower
Technical field
This utility model relates to field of heat exchange, particularly to a kind of cooling tower.
Background technology
Cooling tower is to use water as circulating coolant, absorbs heat dissipation to air, to reduce the device of water temperature from a system; Its cooling procedure is to utilize water to carry out cold and hot exchange with air flowing after contacting to produce steam, steam volatile zone is walked heat and is reached waste heat that the principles such as evaporative heat loss, convection heat transfer' heat-transfer by convection and radiant heat transfer produce in leave industrial or refrigeration air-conditioner to reduce the evaporating radiator of water temperature, to ensure the properly functioning of system.
Chinese patent " cooling tower " if application number is 201520353800.1 discloses a kind of cooling tower, including cooling tower body, cooling blower, water-locator, filler, residual cake valve and drain pipe; Cooling blower, water-locator and filler are fixed on cooling tower from top to bottom, and this is internal, cooling tower body is provided with inlet and outlet, inlet and outlet is positioned at below filler, and the bottom of cooling tower body is provided with scum pipe, and scum pipe is provided with residual cake valve and pump machine, wherein, also including floating installation, it is waterborne that floating installation floats on cooling, and drain pipe is arranged on floating installation, drain pipe is provided with draining pump, and drain pipe is provided with filter screen.
Although this cooling tower is compared with traditional cooling tower, drain pipe floats in cooling water, can fluctuate according to the liquid level of cooling water, simultaneously will not waste residue in the bottom of contact cooling tower and chip, so the cooling water discharged is without waste residue and chip, the limited occurrence probability decreasing conveyance conduit fouling.
But the drain pipe mouth of pipe of this cooling tower is to arrange downwards, so being accomplished by extracting with water pump in the process of draining at drain pipe, such water pump will consume electric energy, is unfavorable for saving the energy, so it need to improve.
Utility model content
The purpose of this utility model is in that the cooling tower providing a kind of draining convenient and energy-conservation.
Above-mentioned purpose of the present utility model has the technical scheme that a kind of cooling tower, including cooling tower body and scupper hose, the outlet of described scupper hose is positioned at the side of cooling tower body, the water inlet of described scupper hose arranges upward and is positioned at below the liquid level of cooling water, and higher than the height of described outlet, the end of the water inlet of described scupper hose is connected to floating thing.
First the liquid level according to the minimum cooling water needing and retaining determines the height that the outlet of scupper hose is arranged, the liquid level of the general and minimum cooling water needing to retain of the water outlet height of scupper hose is equal or lower slightly, and the water inlet of scupper hose is due to the buoyancy of floating thing, it is made to be in the liquid level lower than the cooling water under normality all the time, and higher than the outlet of scupper hose, so just the effect of gravity can be relied on to be expelled directly out cooling tower along scupper hose external for cooling water, eliminate the effect of water pump, it is greatly saved the waste of the energy, and there is certain cooling water to reserve all the time it is also ensured that cooling tower is originally internal, make industrial equipment overheated for preventing unexpected cutting off the water and damage.
As preferably, described floating thing is made up of polyurethane foam plastics, and its cross section is more than the cross section of the water inlet of scupper hose.
The little inner space of its density of polyurethane foam plastics is bigger; so its buoyancy in water can compare big; and its cross section is bigger than the water inlet cross section of scupper hose; so the water inlet pipe of scupper hose is had protective effect by it; thus avoiding the cooling water flowed down above cooling tower body to be discharged directed along scupper hose, the too much impurity that so cooling water carries likely can block scupper hose.
As preferably, the water inlet of described scupper hose is provided with drainage screen.
The water inlet of scupper hose is served protective effect by drainage screen, effectively cooling water has been carried out filtration, it is to avoid scupper hose is likely to result in blocking by the impurity in cooling water.
As preferably, described scupper hose is corrugated tube.
Owing to corrugated tube has certain Telescopic, when water level decreasing time, corrugated tube will shrink, this avoid the pipeline producing additional length, thus also just can avoid corrugated tube that the residue of cooling tower body bottom portion is stirred, reduce residue in cooling water and too much corrugated tube is caused obstruction.
As preferably, described scupper hose is connected by three ropes with the tower wall of cooling tower body, and three rope slings are located on scupper hose and are evenly distributed in the circumference of scupper hose.
The water inlet that so can make scupper hose is in the center of cooling water liquid level all the time, it is prevented that scupper hose is double swerve in the process of draining, causes drainage screen local to be cooled the impact of water and cause damage.
In sum, this utility model has the advantages that this cooling tower draining is convenient, can reserve cooling water as required, and carry without water pump, save the substantial amounts of energy, and scupper hose is without blocked easily.
Accompanying drawing explanation
Fig. 1 is the structural representation of cooling tower;
Fig. 2 is the A place enlarged drawing of Fig. 1.
In figure, 1, cooling tower body; 2, scupper hose; 21, outlet; 22, water inlet; 3, floating thing; 4, drainage screen; 5, rope is connected.
Detailed description of the invention
Below in conjunction with accompanying drawing 1 to accompanying drawing 2, this utility model is described in further detail.
A kind of cooling tower, including cooling tower body 1 and scupper hose 2, the side of the outlet 21 cooling tower body 1 of scupper hose 2, outlet 21 height of scupper hose 2 can arrange the minimum liquid level that cooling water needs to retain according to actual needs, as long as and scupper hose 2 outlet 21 height with cooling water need retain minimum level equal or slightly below, simultaneously, the water inlet 22 of scupper hose 2 is vertically arranged upward, but it is positioned at below the liquid level of cooling water, and higher than the height of described outlet 21, the upper end of the water inlet 22 of scupper hose 2 is connected with floating thing 3 by rope.
Owing to first determining the height of outlet 21 setting of scupper hose 2 according to the liquid level of the minimum cooling water needing and retaining, and the liquid level of the highly general and minimum cooling water needing to retain of the outlet 21 of scupper hose 2 is equal or lower slightly, the water inlet 22 of such scupper hose 2 is due to the buoyancy of floating thing 3, make it just can remain at the liquid level lower than the cooling water under normality, and higher than the outlet 21 of scupper hose 2, so cooling water just can rely on the effect of gravity to be expelled directly out outside cooling tower body 1 along scupper hose 2, thus also just eliminating the effect of water pump, it is greatly saved the waste of the energy, and it is also ensured that there is certain cooling water to reserve in cooling tower body 1 all the time, make industrial equipment overheated for preventing unexpected cutting off the water and damage.
Floating thing 3 is made up of polyurethane foam plastics, and its cross-sectional area is more than the cross-sectional area of the water inlet 22 of scupper hose 2, it is possible to fully lid is located on the water inlet 22 of scupper hose 2.
Owing to the little inner space of density polyurethane foam is bigger; so its buoyancy in water can compare big; and its cross section is bigger than water inlet 22 cross section of scupper hose 2; so the water inlet 22 of scupper hose 2 is had protective effect by it; thus avoiding the cooling water flowed down above cooling tower body 1 to be discharged directed along scupper hose 2, the too much impurity that so cooling water carries likely can block scupper hose 2.
The water inlet 22 of scupper hose 2 is coated with drainage screen 4. The water inlet 22 of scupper hose 2 serves protective effect by drainage screen 4, effectively cooling water has been carried out filtration, it is to avoid scupper hose 2 is likely to result in blocking by the impurity in cooling water.
Scupper hose 2 is corrugated tube. Owing to corrugated tube has certain Telescopic, when water level decreasing time, corrugated tube will shrink, this avoid the pipeline producing additional length, thus also just can avoid corrugated tube that the residue bottom cooling tower body 1 is stirred, reduce residue in cooling water and too much corrugated tube is caused obstruction.
Scupper hose 2 is connected rope 5 connection with the tower wall of cooling tower body 1 by three, and three length connecting rope 5 are equal, and three connect rope 5 and are set on scupper hose 2 and are evenly distributed in the circumference of scupper hose 2.
This one side three connects rope 5 triangularities and scupper hose 2 is played the effect of being firmly fixed, the water inlet 22 that can make scupper hose 2 is in the center of cooling water liquid level all the time, prevent scupper hose 2 double swerve in the process of draining, cause drainage screen 4 local to be cooled the enormous impact of water and make it cause damage.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made the amendment not having creative contribution as required by those skilled in the art after reading this specification, but as long as being affected by the protection of Patent Law in right of the present utility model.