CN212566967U

CN212566967U - Closed pure water cooling tower device

Info

Publication number: CN212566967U
Application number: CN202020701627.0U
Authority: CN
Inventors: 刘自伟; 何瑞; 张成政; 马慧丽
Original assignee: Yinchuan Electric Equipment Manufacturing Co ltd
Current assignee: Yinchuan Electric Equipment Manufacturing Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-02-19
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a closed pure water cooling tower device, which comprises a base frame, chassis upper portion from the bottom up sets up water containing tank subassembly and sprays the case subassembly, water containing tank subassembly includes outside closed shrouding and water containing tank basin, sprays the case subassembly and includes outside closed board and spray the basin water distribution device, and the one end of chassis is equipped with the spray pump, and the top of cooling tower device is equipped with a plurality of cooling blower, is equipped with air inlet grid and cooling tube assembly in the water containing tank, sprays the inside filler subassembly that is equipped with of case subassembly, and water containing tank subassembly outside is equipped with the terminal box of working a telephone switchboard for consumer's power and signal introduction. The utility model has totally enclosed circulation of the main cooling medium, which can prevent sundries from entering the cooling pipeline system and the evaporation loss of the cooling medium; pure water is used as a cooling medium, so that scaling and pipeline blockage are avoided, and faults are few; the cooling efficiency is high; the volume is small, and the occupied space is small; high automation degree, wide application, economy and environmental protection.

Description

Closed pure water cooling tower device

Technical Field

The utility model relates to a closed pure water cooling tower device.

Background

In the existing cooling system of the rectifying device, the cooling of a main machine is mainly carried out through a plate heat exchanger or a fin type air cooler. The disadvantages of plate heat exchangers are: the sealing performance is poor, leakage is easy, a gasket needs to be replaced frequently, and the operation is troublesome; the use pressure is limited and generally does not exceed 1 MPa; the use temperature is limited by the temperature resistance of the gasket material; easy to block and not suitable for fluid containing suspended matters; an auxiliary water source needs to be exchanged, the temperature of the auxiliary water directly influences the temperature of the main water, and auxiliary water media of the plate heat exchanger need to be cooled by an external open tower, so that the temperature of the auxiliary water is ensured to reach a certain value; the flow resistance is large; the quality of the auxiliary water is poor, the heat exchange plates are easy to scale and corrode, the sealing property and the heat exchange capacity are affected, and the plates need to be cleaned regularly. The fin type air cooler has the following defects: the air cooler has large heat exchange area due to low specific heat and low heat conductivity of air; the occupied area is large; the fan forces air to flow to cool the medium in the finned tube, and the fan needs large air quantity and large air pressure; the fan has high noise, the power consumption of the motor is high, and energy is not saved; the air inlet requirement of the equipment requires the manufacture of a large support frame; the heat exchange tubes are fin type and are easy to be attached by impurities and dirt, and the dirt needs to be cleaned regularly; the cooling capacity is weak, and the temperature of the cooled medium is greatly influenced by the ambient temperature; the finned tubes are easy to frost crack when running in winter. The two series products have the problems of high use cost and high maintenance cost in the use process, and the aims of saving energy and reducing consumption are not achieved.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a closed pure water cooling tower device.

In order to solve the technical problem, the utility model provides a technical scheme does: a closed pure water cooling tower device comprises a bottom frame, wherein a water containing tank assembly and a spray tank assembly are arranged on the upper portion of the bottom frame from bottom to top, the water containing tank assembly comprises an external closed sealing plate and a water containing tank, the spray tank assembly comprises an external closed plate and a spray tank water distribution device, a spray pump is arranged at one end of the bottom frame, a pump port butterfly valve is arranged on the spray pump and used for closing or cutting off a spray pipeline, a pump front elbow and a pump rear riser are arranged on the spray pump, the pump front elbow is connected with a pipeline between the water containing tank and a spray pump inlet, the pump rear riser and a spray tank inlet pipe are connected with a pipeline between the spray pump outlet and the spray tank, a plurality of cooling fans are arranged on the top of the cooling tower device, a staircase is arranged on the side surface of the cooling tower device, a water outlet and a water filling port are arranged on the side, the packing assembly is arranged at the lower part of the spraying water distributor, the upper part of the radiating pipe assembly and the external part of the water containing tank assembly are provided with a wiring terminal box for leading in power supply and signals of electric equipment.

Preferably, the spray pump comprises two water pumps, the front parts of the two water pumps are connected through a pump front collecting pipe, the upper part of the pump front collecting pipe is connected with a gas-water separator, the upper part of the gas-water separator is provided with an automatic exhaust valve, the pump set is circularly provided with a double-column ion exchanger and is arranged in a main loop bypass, and pure water entering the ion exchanger removes metal ions and non-metal ions in water through the adsorption of ion exchange resin so as to reduce the conductivity of the main water; adopt mixed bed structure, the material: SUS304 or polytetrafluoroethylene; a conductive electrode is arranged on a pipeline of the main water circulation system to monitor the water quality state of the main water circulation system; the rear parts of the two water pumps are connected through a pump rear reversing collecting pipe, and an electric contact thermometer, an electric contact pressure gauge, a temperature sensor and a pressure sensor are arranged on the pump rear reversing collecting pipe.

Preferably, the upper part of the water containing tank is provided with a support rod, and the side wall of the water containing tank is provided with a water baffle.

Preferably, the bottom of the radiating pipe assembly is provided with a support frame, and one end of the radiating pipe assembly is provided with a pipe orifice corresponding to the water outlet and the water filling port.

Preferably, a slag blocking cage is arranged on the inner side of the water containing tank corresponding to the position of the spray pump.

Compared with the prior art, the utility model the advantage lie in:

(1) because of the totally enclosed type circulation cooling, the phenomenon that sundries enter a cooling pipeline system to cause pipeline blockage does not exist;

(2) soft water is cooled circularly, no water scale is generated at high temperature, and scaling of a cooling pipeline system is caused;

(3) the occupied area is small, a water pool does not need to be excavated, the site is easy and convenient, water is saved, and energy consumption is reduced;

(4) the air-cooling evaporation and heat absorption double cooling mode is adopted, so that the cooling efficiency is high;

(5) the water medium can be directly cooled, no loss exists, and the components are stable;

(6) because of adopting closed circulation, the medium is not influenced by the environment and does not pollute the environment;

(7) the pressure loss of the cooling water is less than that of the plate heat exchanger and the finned air cooler;

(8) compared with a plate heat exchanger, the plate heat exchanger does not need an auxiliary water cooling source and can cool by itself;

(9) the cooling efficiency is higher than that of a fin type air cooler, and the influence of the environmental temperature is small.

Drawings

Fig. 1 is a schematic diagram of the system flow structure of the closed pure water cooling tower device, which is connected to a rectification system.

Fig. 2 is a working principle diagram of the closed pure water cooling tower device of the utility model.

Fig. 3 is a convection heat transfer diagram of a closed pure water cooling tower device of the present invention.

Fig. 4 is a perspective view of the present invention.

Fig. 5 is a front view of the present invention.

Fig. 6 is a front view of the spray pump.

Fig. 7 is a side view of a spray pump.

Fig. 8 is a perspective view of the water containing tank assembly.

Fig. 9 is a perspective view of the water containing tank.

FIG. 10 is a top view of the holding tank.

Fig. 11 is a schematic structural view of a radiating pipe assembly.

Figure 12 is a perspective view of a spray box assembly.

As shown in the figure: 1. the device comprises a base frame, 2, a spray pump, 3, a pump port butterfly valve, 4, a pump front elbow, 5, a water containing tank assembly, 6, a wiring terminal box, 7, a spray tank assembly, 8, a pump rear vertical pipe, 9, a spray tank inlet pipe, 10, a cooling fan, 11, a staircase, 12, a water outlet, 13, a water filling port, 14, an air inlet grille, 15, a radiating pipe assembly, 16 and a packing assembly;

2.1, a water pump, 2.2, a bus pipe before the pump, 2.3, a gas-water separator, 2.4, an automatic exhaust valve, 2.5, an electrical cabinet, 2.6, an ion exchanger, 2.7, a conductivity meter, 2.8, a reversing bus pipe after the pump, 2.9, an electric contact thermometer, 2.10, an electric contact pressure gauge, 2.11, a temperature sensor and 2.12 pressure sensors;

5.1, a water containing tank, 5.2, a support rod, 5.3, a water baffle, 5.4, a slag blocking cage, 15.1, a support frame, 15.2, a pipe orifice, 15.3 and a sealing plate;

PT. electric contact temperature meter, PP. electric contact pressure meter, BP pressure transmitter, BT. temperature sensor, BW. water quality sensor, PL. liquid level meter, F1 water pump inlet valve, F2. automatic reversing valve, F3. ion exchanger inlet valve, F4. ion exchanger outlet valve, F5. buffer water tank inlet valve, PW. heater, F6. buffer water tank outlet valve, F7. buffer water tank bypass valve, F8. cooling tower inlet valve, F9. cooling tower outlet valve, F10 spray pump inlet valve.

Detailed Description

The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it should be understood 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.

With the attached drawings, the closed pure water cooling tower device comprises an underframe 1, a water containing tank assembly 5 and a spray tank assembly 7 are arranged on the upper portion of the underframe 1 from bottom to top, the water containing tank assembly 5 comprises an external closed type sealing plate 5.5 and a water containing tank 5.1, the spray tank assembly 7 comprises an external closed type plate and a spray tank water distribution device, a spray pump 2 is arranged at one end of the underframe 1, the spray pump 2 is provided with a pump port butterfly valve 3 for closing or cutting off a spray pipeline, a pump front elbow 4 and a pump rear riser 8 are arranged on the spray pump 2, the pump front elbow 4 is connected with a pipeline between the water containing tank 5.1 and a spray pump inlet, the pump rear riser 8 and the spray tank inlet 9 are connected with a pipeline between a spray pump outlet and a spray tank, the top of the cooling tower device is provided with a plurality of cooling fans 10, the side surface of the cooling tower device is provided with an escalator 11, the side wall of, an air inlet grille 14 and a heat dissipation pipe assembly 15 are arranged in the water containing tank 5.1, a packing assembly 16 is arranged inside the spray tank assembly 7, the packing assembly 16 is arranged on the lower portion of the spray water distributor, the upper portion of the heat dissipation pipe assembly 15 and the outer portion of the water containing tank assembly 5 are provided with a wiring terminal box 6 for leading in power and signals of electric equipment. The spray pump 2 comprises two water pumps 2.1, the front parts of the two water pumps 2.1 are connected through a front pump collecting pipe 2.2, the upper part of the front pump collecting pipe 2.2 is connected with a gas-water separator 2.3, the upper part of the gas-water separator 2.3 is provided with an automatic exhaust valve 2.4, the automatic exhaust valve 2.4 is connected with an ion exchanger 2.6 inside an electric cabinet 2.5, one side of the gas-water separator 2.3 is provided with a conductivity meter 2.7, the rear parts of the two water pumps 2.1 are connected through a rear pump reversing collecting pipe 2.8, and the rear pump reversing collecting pipe 2.8 is provided with an electric contact thermometer 2.9, an electric contact pressure meter 2.10, a temperature sensor 2.11 and a pressure sensor. The pump set is circularly provided with a double-column type ion exchanger which is arranged in a bypass of the main loop, and pure water entering the ion exchanger removes metal ions and non-metal ions in the water by the adsorption of ion exchange resin so as to reduce the conductivity of the main water; adopt mixed bed structure, the material: SUS304 or polytetrafluoroethylene; and a conductive electrode is arranged on a pipeline of the main water circulation system to monitor the water quality state of the main water circulation system. The upper part of the water containing tank 5.1 is provided with a support rod 5.2, and the side wall of the water containing tank 5.1 is provided with a water baffle 5.3. The bottom of the radiating pipe assembly 15 is provided with a support frame 15.1, and one end of the radiating pipe assembly 15 is provided with a pipe orifice 15.2 corresponding to the water outlet 12 and the water filling port 13. And a slag blocking cage 5.4 is arranged at the inner side of the water containing tank 5.1 corresponding to the position of the spray pump 2.

The utility model discloses inlet and outlet valve through the cooling tower when concrete implementation connects fairing, forms whole system, and the system connection picture is seen in figure 1, the utility model discloses improve the cooling tower device in the system. Working principle of closed pure water cooling tower device (detailed see fig. 2-3): the pressure generated by a water pump is utilized, the water with higher temperature from a rectifying cabinet, namely cooling water, is conveyed into a cooling coil of a cooling tower, circulating water enters the cooling tower, heat exchange is carried out through the movement in the cooling tower and the contact with wind fluid, the backwater after entering the cooling tower passes through a pressure spiral-flow type nozzle device which is arranged at the top in the tower and at the upper part of an air duct, and spray water droplet particles which vertically move downwards at high speed are formed, so that the task of increasing the surface area of the water droplets is completed. The water drops also encounter ascending air flow during the descending process, and the descending speed of the water particles is delayed, so that the heat exchange time is prolonged. The heat of the fluid is firstly transferred to the inner wall of the pipe, then transferred to the outer wall of the pipe by the inner wall, and then transferred to the spraying water film by the outer wall, the water film and the air form saturated wet and hot steam, the heat is discharged into the atmosphere by a fan (detailed as figure 2), and a part of water drops are recycled by the water collector, so that the loss of spraying water is reduced. When the spray water is reduced to a certain amount, the water is automatically supplemented by the ball float valve, and the circulation is continuous. In addition, the cooling tower is additionally provided with the filler device to increase the exchange stroke, so that the spraying time of spraying water in the tower is prolonged, the air heat exchange area is increased under the action of the fan, the air-water ratio is improved, and the purpose of improving the cooling effect is achieved.

The utility model is suitable for a cooling system of a rectifying device, the main cooling medium of the device is circulated in a totally closed way, so that sundries can be prevented from entering a cooling pipeline system and the evaporation loss of the cooling medium can be prevented; pure water (deionized water) is used as a cooling medium, so that scaling and pipeline blockage are avoided, and faults are few; the cooling efficiency is high by adopting a dual cooling mode of air cooling and spray water evaporation and heat absorption; the volume is small, the occupied space is small, the movement and the placement are convenient, and a water pool does not need to be built; high automation degree, wide application, economy and environmental protection.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a closed pure water cooling tower device, includes the chassis, its characterized in that: the upper part of the chassis is provided with a water containing tank assembly and a spraying tank assembly from bottom to top, the water containing tank assembly comprises an external closed sealing plate and a water containing tank, the spraying tank assembly comprises an external closed plate and a spraying tank water distribution device, one end of the chassis is provided with a spraying pump, the spraying pump is provided with a pump port butterfly valve for closing or cutting off a spraying pipeline, the spraying pump is provided with a pump front elbow and a pump rear riser, the pump front elbow is connected with a pipeline between the water containing tank water tank and a spraying pump inlet, the pump rear riser and a spraying tank inlet pipe are connected with a pipeline between a spraying pump outlet and a spraying tank, the top of the cooling tower device is provided with a plurality of cooling fans, the side surface of the cooling tower device is provided with an escalator, the side wall of the water containing tank is provided with a water outlet and a water filling port, the water containing tank is, and a wiring terminal box is arranged on the upper part of the radiating pipe assembly and outside the water containing tank assembly and is used for introducing power and signals of electric equipment.

2. The closed pure water cooling tower apparatus according to claim 1, wherein: the spray pump comprises two water pumps, the front parts of the two water pumps are connected through a pump front collecting pipe, the upper part of the pump front collecting pipe is connected with a gas-water separator, the upper part of the gas-water separator is provided with an automatic exhaust valve, the pump set is circularly provided with a double-column type ion exchanger and is arranged in a main loop bypass, and pure water entering the ion exchanger removes metal ions and non-metal ions in water through the adsorption of ion exchange resin so as to reduce the conductivity of the main water; adopt mixed bed structure, the material: SUS304 or polytetrafluoroethylene; a conductive electrode is arranged on a pipeline of the main water circulation system to monitor the water quality state of the main water circulation system; the rear parts of the two water pumps are connected through a pump rear reversing collecting pipe, and an electric contact thermometer, an electric contact pressure gauge, a temperature sensor and a pressure sensor are arranged on the pump rear reversing collecting pipe.

3. The closed pure water cooling tower apparatus according to claim 1, wherein: the upper part of the water containing tank is provided with a support rod, and the side wall of the water containing tank is provided with a water baffle.

4. The closed pure water cooling tower apparatus according to claim 1, wherein: the bottom of cooling tube subassembly is equipped with the support frame, and the one end of cooling tube subassembly is equipped with the mouth of pipe that corresponds outlet and water filling port.

5. The closed pure water cooling tower apparatus according to claim 1, wherein: and a slag blocking cage is arranged at the inner side of the water containing tank corresponding to the position of the spray pump.