CN214407054U

CN214407054U - Energy-concerving and environment-protective device of hyperbolic cooling tower of power plant

Info

Publication number: CN214407054U
Application number: CN202120387838.6U
Authority: CN
Inventors: 罗毅利
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-10-15
Anticipated expiration: 2031-02-22

Abstract

The utility model relates to the technical field of energy conservation and environmental protection, and discloses an energy-saving and environmental-protection device for a hyperbolic cooling tower of a power plant, which comprises a base, a heat exchange box and a cooling tower main body, wherein a support column is bolted at the top of the base, the heat exchange box is positioned above the base, the bottom of the heat exchange box is bolted with the support column, a sealing cover is bolted at the top of the heat exchange box, and a cold water pool is arranged at the bottom of the cooling tower main body; the utility model discloses a heat transfer case, heat exchange tube, hot water advance the pipe, the shower, the setting of shower nozzle and honeycomb duct, it can carry out heat transfer treatment to have, reduce the hot water temperature who gets into the cooling tower in advance, and can effectively utilize heat energy, and then can reduce power plant's energy and resource consumption's advantage, it lacks the preliminary treatment flow to have solved the hyperbolic cooling tower that uses at present power plant, hot water cooling required time is longer, and a large amount of heat energy scatters and disappears when cooling, thereby can lead to the great problem of power plant's resource loss.

Description

Energy-concerving and environment-protective device of hyperbolic cooling tower of power plant

Technical Field

The utility model relates to an energy-concerving and environment-protective technical field specifically is an energy-concerving and environment-protective device of power plant's hyperbola cooling tower.

Background

A power plant refers to a power plant that converts some form of raw energy into electrical energy for use in stationary facilities or for transportation, such as a thermal, hydraulic, steam, diesel, or nuclear power plant. A circulating water natural draft cooling tower of a thermal power plant and a nuclear power station is a large thin shell type structure. In order to save water in a power plant installed in an area where water is not sufficiently supplied, a circulating cooling water system is constructed so that hot water discharged from a cooler is cooled therein and then reused. The cooling structures adopted by large power plants are mostly hyperbolic cooling towers, and the cooling towers are mostly used for inland water-shortage power stations.

The hyperbolic cooling tower that present power plant used lacks the preliminary treatment flow, and hot water cooling required time is longer, and a large amount of heat energy scatter and disappear during the cooling to can lead to the resource loss of power plant great, be not conform to energy-concerving and environment-protective demand, we propose one kind for this reason and can carry out heat transfer treatment, reduce the hot water temperature that gets into the cooling tower in advance, and can effectively utilize heat energy, and then can reduce power plant energy and resource consumption's energy-concerving and environment-protective device and solve this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an energy-conserving environment-friendly device of power plant's hyperbola cooling tower possesses and can carry out heat transfer treatment, reduces the hot water temperature who gets into the cooling tower in advance, and can effectively utilize heat energy, and then can reduce power plant's energy and resource consumption's advantage, it lacks the preliminary treatment flow to have solved the hyperbola cooling tower that present power plant used, the hot water cooling required time is longer, and a large amount of heat energy scatters and disappears during the cooling to can lead to the great problem of power plant's resource loss.

In order to achieve the above object, the utility model provides a following technical scheme: an energy-saving and environment-friendly device of a hyperbolic cooling tower of a power plant comprises a base, a heat exchange box and a cooling tower main body, wherein the top of the base is bolted with a support column, the heat exchange box is positioned above the base, the bottom of the heat exchange box is bolted with the support column, the top of the heat exchange box is bolted with a sealing cover, a cold water pool is arranged at the bottom of the cooling tower main body, a heat exchange pipe is fixedly arranged in the inner cavity of the heat exchange box, a water inlet pipe and a water outlet pipe are respectively arranged at the two sides of the heat exchange box and are communicated with the heat exchange pipe, the top of the sealing cover is provided with a hot water inlet pipe in a penetrating way, the top of the inner cavity of the heat exchange box is connected with a spray pipe in a bolt way, and the spray pipe is communicated with the hot water inlet pipe, a spray head is fixedly mounted at the bottom of the spray pipe, a guide pipe is communicated with one side of the heat exchange box, and the other end of the guide pipe is communicated with the inside of the cooling tower main body.

Preferably, the top of base bolt has the water pump, the water inlet intercommunication of water pump has the back flow, and communicates between back flow and the cold water pond, the delivery port intercommunication of water pump has the return bend, the top of return bend and the inner chamber intercommunication of heat transfer case, the fixed surface of return bend installs the check valve.

Preferably, a gas collecting hood is embedded in the center of the top of the sealing cover, an exhaust pipe is bolted to the top of the gas collecting hood, and the exhaust pipe penetrates through the gas collecting hood and is communicated with the inner cavity of the heat exchange box.

Preferably, one side of the heat exchange box is communicated with a cold water replenishing pipe, the cold water replenishing pipe is positioned below the water outlet pipe, and a control valve is fixedly installed on the surface of the cold water replenishing pipe.

Preferably, the surface of heat transfer case inlays and is equipped with the level gauge, and the both sides of level gauge all are provided with the scale mark, the front bolt of heat transfer case has connect temperature sensor, temperature sensor runs through to the inner chamber of heat transfer case.

Preferably, a connecting pipe is arranged between the spray pipes and communicated with the inner cavities of the spray pipes, the number of the spray heads is a plurality, and the spray heads are distributed in an array.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model has the advantages that the heat exchange treatment can be carried out through the arrangement of the heat exchange box, the heat exchange tube, the hot water inlet tube, the spray head and the flow guide tube, the temperature of the hot water entering the cooling tower is reduced in advance, the heat energy can be effectively utilized, and the energy and resource consumption of the power plant can be further reduced, the problem that the hyperbolic cooling tower used by the power plant at present is short of a pretreatment flow, the required time of hot water cooling is longer, and a large amount of heat energy is dissipated during cooling, so that the resource loss of the power plant can be larger is solved;

2. the utility model discloses a set up water pump, back flow, return bend and check valve, be convenient for take the cold water in the cold water pond out and recycle, thereby can reduce the waste of water resource, through setting up gas collecting channel and blast pipe, can collect and carry the high temperature steam of heat transfer incasement portion, make high temperature steam effectively utilized, through setting up cold water supply pipe and control valve, be convenient for to supply cold water to the heat transfer incasement portion, thereby can make the liquid temperature of the heat transfer incasement portion keep in the safe range;

3. the utility model discloses a set up level gauge and temperature sensor, be convenient for observe the inside liquid surplus of heat transfer case, and can the temperature of liquid carry out real-time detection, through setting up the connecting pipe, can make hot water circulate in the shower inside, can increase the degree of consistency that hot water sprayed simultaneously.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic top view of the sprinkler structure of the present invention;

fig. 4 is a schematic perspective view of the heat exchange box of the present invention.

In the figure: 1. a base; 2. a support pillar; 3. a heat exchange box; 4. a sealing cover; 5. a cooling tower main body; 6. a cold water tank; 7. a heat exchange pipe; 8. a water inlet pipe; 9. a water outlet pipe; 10. a hot water inlet pipe; 11. a shower pipe; 12. a spray head; 13. a flow guide pipe; 14. a water pump; 15. a return pipe; 16. a gas-collecting hood; 17. an exhaust pipe; 18. a cold water supplement pipe; 19. a control valve; 20. a liquid level meter; 21. a temperature sensor; 22. bending the pipe; 23. a connecting pipe; 24. a one-way valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a hyperbolic cooling tower energy-saving and environment-friendly device for a power plant comprises a base 1, a heat exchange box 3 and a cooling tower main body 5, wherein a support pillar 2 is bolted on the top of the base 1, the heat exchange box 3 is positioned above the base 1, the bottom of the heat exchange box 3 is bolted with the support pillar 2, a sealing cover 4 is bolted on the top of the heat exchange box 3, a cold water tank 6 is arranged at the bottom of the cooling tower main body 5, a heat exchange pipe 7 is fixedly arranged in an inner cavity of the heat exchange box 3, a water inlet pipe 8 and a water outlet pipe 9 are respectively arranged on two sides of the heat exchange box 3, the water inlet pipe 8 and the water outlet pipe 9 are communicated with the heat exchange pipe 7, a hot water inlet pipe 10 is arranged at the top of the sealing cover 4 in a penetrating manner, a spray pipe 11 is bolted on the top of the inner cavity of the heat exchange box 3, the spray pipe 11 is communicated with the hot water inlet pipe 10, a spray head 12 is fixedly arranged at the bottom of the spray pipe 11, a flow guide pipe 13 is communicated with one side of the heat exchange box 3, the other end of honeycomb duct 13 and cooling tower main part 5's inside intercommunication, through heat transfer case 3, heat exchange tube 7, hot water advances pipe 10, shower 11, shower nozzle 12 and honeycomb duct 13's setting, it handles to have the heat transfer that can carry out, reduce the hot water temperature who gets into the cooling tower in advance, and can effectively utilize heat energy, and then can reduce power plant's energy and resource consumption's advantage, it lacks the preliminary treatment flow to have solved the hyperbolic cooling tower that uses at present power plant, the hydrothermal cooling required time is longer, and a large amount of heat energy scatters and disappears during the cooling, thereby can lead to the great problem of power plant's resource loss.

Referring to fig. 1 and 4, a water pump 14 is bolted to the top of the base 1, a water inlet of the water pump 14 is communicated with a return pipe 15, the return pipe 15 is communicated with the cold water tank 6, a water outlet of the water pump 14 is communicated with a bent pipe 22, the top end of the bent pipe 22 is communicated with the inner cavity of the heat exchange box 3, a one-way valve 24 is fixedly mounted on the surface of the bent pipe 22, and cold water in the cold water tank 6 is conveniently pumped out for recycling through the arrangement of the water pump 14, the return pipe 15, the bent pipe 22 and the one-way valve 24, so that waste of water resources can be reduced.

Referring to fig. 1 and 4, a gas collecting hood 16 is embedded in the center of the top of the sealing cover 4, an exhaust pipe 17 is bolted to the top of the gas collecting hood 16, the exhaust pipe 17 penetrates through the gas collecting hood 16 and is communicated with the inner cavity of the heat exchange box 3, and the gas collecting hood 16 and the exhaust pipe 17 are arranged to collect and convey high-temperature steam inside the heat exchange box 3, so that the high-temperature steam is effectively utilized.

Referring to fig. 1, a cold water supply pipe 18 is communicated with one side of the heat exchange tank 3, the cold water supply pipe 18 is located below the water outlet pipe 9, a control valve 19 is fixedly installed on the surface of the cold water supply pipe 18, and the cold water supply pipe 18 and the control valve 19 are arranged to facilitate the supply of cold water to the inside of the heat exchange tank 3, so that the temperature of the liquid inside the heat exchange tank 3 can be kept within a safe range.

Referring to fig. 4, a liquid level meter 20 is embedded in the surface of the heat exchange box 3, scale marks are arranged on both sides of the liquid level meter 20, a temperature sensor 21 is bolted to the front surface of the heat exchange box 3, the temperature sensor 21 penetrates through the inner cavity of the heat exchange box 3, the liquid level meter 20 and the temperature sensor 21 are arranged, the residual amount of liquid in the heat exchange box 3 can be observed conveniently, and the temperature of the liquid can be detected in real time.

Referring to fig. 3, a connecting pipe 23 is disposed between the spraying pipes 11, the connecting pipe 23 is communicated with the inner cavity of the spraying pipe 11, the number of the spray heads 12 is several, the spray heads 12 are distributed in an array, hot water can circulate inside the spraying pipes 11 by disposing the connecting pipe 23, and the uniformity of spraying the hot water can be improved.

The working principle is as follows: when the heat exchange box is used, firstly, hot water is introduced into the spraying pipe 11 through the hot water inlet pipe 10, meanwhile, cold water is introduced into the heat exchange pipe 7 along the water inlet pipe 8, then, the hot water in the spraying pipe 11 is sprayed on the surface of the heat exchange pipe 7 through the spray head 12 to heat liquid in the heat exchange pipe 7, high-temperature steam is generated when the hot water is sprayed, the high-temperature steam rises to leave the heat exchange box 3 through the gas collecting hood 16 and the exhaust pipe 17, so that the high-temperature steam can be utilized, the power generation efficiency of a power plant is improved, then, the hot water stored in the heat exchange box 3 enters the cooling tower along the guide pipe 13, the cooling tower can further cool the hot water, the water pump 14 works to draw out cold water in the cold water pool 6 through the return pipe 15, and make the cold water enter the inner cavity of the heat exchange box 3 through the bent pipe 22, the cooling efficiency of the heat exchange box 3 is improved, and the resource loss of the power plant can be reduced, the purposes of energy conservation and environmental protection are achieved, and waste of heat energy and water resources is avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-concerving and environment-protective device of hyperbolic cooling tower of power plant, includes base (1), heat transfer case (3) and cooling tower main part (5), its characterized in that: the top of the base (1) is bolted with a support column (2), the heat exchange box (3) is positioned above the base (1), the bottom of the heat exchange box (3) is bolted with the support column (2), the top of the heat exchange box (3) is bolted with a sealing cover (4), the bottom of the cooling tower main body (5) is provided with a cold water pool (6), the inner cavity of the heat exchange box (3) is fixedly provided with a heat exchange tube (7), the two sides of the heat exchange box (3) are respectively provided with a water inlet tube (8) and a water outlet tube (9), the water inlet tube (8) and the water outlet tube (9) are communicated with the heat exchange tube (7), the top of the sealing cover (4) is provided with a hot water inlet tube (10) in a penetrating manner, the top of the inner cavity of the heat exchange box (3) is bolted with a spray tube (11), the spray tube (11) is communicated with the hot water inlet tube (10), and the bottom of the spray tube (11) is fixedly provided with a spray head (12), one side of the heat exchange box (3) is communicated with a guide pipe (13), and the other end of the guide pipe (13) is communicated with the inside of the cooling tower main body (5).

2. The power plant hyperbolic cooling tower energy-saving and environment-friendly device of claim 1, characterized in that: the top of base (1) has bolted water pump (14), the water inlet intercommunication of water pump (14) has back flow (15), and communicates between back flow (15) and cold water pond (6), the delivery port intercommunication of water pump (14) has return bend (22), the top of return bend (22) and the inner chamber intercommunication of heat transfer case (3), the fixed surface of return bend (22) installs check valve (24).

3. The power plant hyperbolic cooling tower energy-saving and environment-friendly device of claim 1, characterized in that: the gas collecting hood is characterized in that a gas collecting hood (16) is embedded in the center of the top of the sealing cover (4), an exhaust pipe (17) is bolted to the top of the gas collecting hood (16), and the exhaust pipe (17) penetrates through the gas collecting hood (16) and is communicated with the inner cavity of the heat exchange box (3).

4. The power plant hyperbolic cooling tower energy-saving and environment-friendly device of claim 1, characterized in that: one side of the heat exchange box (3) is communicated with a cold water replenishing pipe (18), the cold water replenishing pipe (18) is positioned below the water outlet pipe (9), and a control valve (19) is fixedly installed on the surface of the cold water replenishing pipe (18).

5. The power plant hyperbolic cooling tower energy-saving and environment-friendly device of claim 1, characterized in that: the surface of heat transfer case (3) inlays and is equipped with level gauge (20), and the both sides of level gauge (20) all are provided with the scale mark, the front bolt of heat transfer case (3) has connect temperature sensor (21), temperature sensor (21) run through to the inner chamber of heat transfer case (3).

6. The power plant hyperbolic cooling tower energy-saving and environment-friendly device of claim 1, characterized in that: be provided with connecting pipe (23) between shower (11), connecting pipe (23) and the inner chamber intercommunication of shower (11), the quantity of shower nozzle (12) is a plurality of, and shower nozzle (12) are array distribution.