阅读说明：本技术 一种自然通风冷却塔的增容结构 (Capacity increasing structure of natural draft cooling tower ) 是由 孙庆国 于 2021-05-28 设计创作，主要内容包括：一种自然通风冷却塔的增容结构。本发明公开了一包括蓄水池,所述蓄水池的表面固定连接有支撑柱,所述支撑柱的一端固定连接有冷却塔,所述冷却塔的一端侧面固定安装有均水填料层,所述冷却塔的一端侧面固定连接有支撑环,所述支撑环的侧面固定安装有立柱,所述立柱均布于冷却塔的侧面,通过在冷却塔内部的支撑环安装除雾支架,进而连接除雾层,结合支撑管来安装风机叶轮和导流罩,可以在冷却塔内部强制通风,并且根据塔内的结构和冷却最优效果设计安装,增容设备可根据循环冷却水的温度要求自动调整运转台数和转速增加塔内冷却通风量,强化空气与水的蒸发冷却效果,解决了自然通风冷却塔夏季高温高湿时冷却能力严重下降的难题。(A capacity increasing structure of a natural draft cooling tower. The invention discloses a water storage tank, wherein a supporting column is fixedly connected to the surface of the water storage tank, one end of the supporting column is fixedly connected with a cooling tower, a water equalizing filler layer is fixedly arranged on the side surface of one end of the cooling tower, a support ring is fixedly connected with the side surface of one end of the cooling tower, the side surface of the support ring is fixedly provided with upright posts which are uniformly distributed on the side surface of the cooling tower, the support ring in the cooling tower is provided with a demisting support, further connecting with a demisting layer, combining with a supporting pipe to install a fan impeller and a flow guide cover, and being capable of forcibly ventilating in the cooling tower, and the capacity increasing equipment is designed and installed according to the structure in the tower and the optimal cooling effect, the number of running units and the rotating speed can be automatically adjusted according to the temperature requirement of circulating cooling water, the cooling ventilation rate in the tower is increased, the evaporative cooling effect of air and water is enhanced, and the problem that the cooling capacity of the natural ventilation cooling tower is seriously reduced in summer when the natural ventilation cooling tower is high in temperature and high in humidity is solved.)

1. A capacity-increasing structure of a natural draft cooling tower comprises a water storage tank (1), and is characterized in that: the surface fixing of cistern (1) is connected with support column (11), the one end fixedly connected with cooling tower (12) of support column (11), the one end side fixed mounting of cooling tower (12) has equal water packing layer (35), the one end side fixedly connected with support ring (13) of cooling tower (12), the side fixed mounting of support ring (13) has stand (131), stand (131) equipartition is in the side of cooling tower (12), one side fixed surface of support ring (13) is connected with defogging support (14), the side fixed connection of defogging support (14) is in the one end surface of stand (131), the one end fixed surface of defogging support (14) installs defogging layer (15), the other end fixed surface of defogging support (14) installs kuppe (16), one side surface of kuppe (16) is located the one end side of cooling tower (12), the bottom fixed mounting of cistern (1) has stay tube (17), the surface of the one end fixed surface of stay tube (17) is connected with defogging support (14), the one end fixed mounting of stay tube (17) has mounting panel (171), one side fixed surface of mounting panel (171) is connected in the one end side of stand (131), there is explosion proof machine (18) on the surface of mounting panel (171) through-hole fixed mounting, fan wheel (19) are installed in the axle head rotation of explosion proof machine (18), fan wheel (19) rotate and install in the side of kuppe (16).

2. The capacity-increasing structure of a natural draft cooling tower according to claim 1, wherein: the utility model discloses a solar water heater, including stay tube (17), the other end fixed surface of stay tube (17) installs threading pipe (2), the one end fixed surface of threading pipe (2) is connected in the side of cistern (1).

3. The capacity-increasing structure of a natural draft cooling tower according to claim 1, wherein: an auxiliary transverse plate (21) is fixedly connected to the surface of one end of the demisting support (14), and an auxiliary support rod (22) is fixedly welded to the surface of the auxiliary transverse plate (21).

4. The capacity-increasing structure of a natural draft cooling tower according to claim 1, wherein: and a drain pipe (23) is fixedly arranged on the side face of one end of the cooling tower (12), and a hot water pipe (24) is fixedly connected to the surface of one end of the drain pipe (23).

5. The capacity-increasing structure of a natural draft cooling tower according to claim 1, wherein: one side fixed surface of cistern (1) installs cold water pipe (25), one side surface of cistern (1) floats installs and measures floater bucket (26).

6. The capacity-increasing structure of a natural draft cooling tower according to claim 5, wherein: and temperature measuring devices (27) are fixedly mounted on the surfaces of one sides of the hot water pipe (24), the cold water pipe (25) and the measuring floating ball barrel (26).

7. The capacity-increasing structure of a natural draft cooling tower according to claim 1, wherein: the opposite side surface of cooling tower (12) is equipped with mounting bracket (3), the surface hinge of mounting bracket (3) has installation pole (31), the one end fixed mounting of installation pole (31) has humidity measuring device (32).

8. The capacity-increasing structure of a natural draft cooling tower according to claim 7, wherein: the one end fixed surface of mounting bracket (3) installs accommodate motor (33), the axle head of accommodate motor (33) is rotated and is connected in the one end surface of installation pole (31).

9. The capacity-increasing structure of a natural draft cooling tower according to claim 7, wherein: one end side face of the mounting rod (31) is fixedly connected with a friction ring (34), and the surface of the friction ring (34) is tightly connected to the surface of the mounting frame (3).

Technical Field

The invention relates to the field of cooling towers, in particular to a capacity increasing structure of a natural draft cooling tower.

Background

In the industrial generation process, especially in the power industry, a hyperbolic cooling tower can be used for cooling water, so that cyclic utilization is carried out, and the operation efficiency of the system is improved.

The cooling principle of the existing natural ventilation cooling tower is that natural circulation suction force is formed by the difference of the density of gas outside the tower inside the tower, a large amount of air with unsaturated humidity is pumped into the tower, then circulating water from a device to be cooled is evaporated in the air inside the tower to release heat and reduce the temperature, and then the circulating water is pumped to the device to be cooled or a system to complete the cooling circulation of water, strong suction force can be formed inside and outside the tower due to small air humidity in winter, and the circulating water evaporation margin is large due to small air humidity, so that the cooling effect is optimal, after the cooling tower enters a high-temperature and high-humidity climate environment in summer, the temperature difference between the inside and the outside of the tower is reduced, the air humidity pumped into the tower is large, and the air humidity is close to 100% in rainy season, so that the cooling capacity of the cooling tower is rapidly reduced, the cooling capacity of a condensing unit of a power plant is insufficient, the vacuum of a condenser is reduced, and the cooling and heat dissipation effect is influenced, therefore, the natural cooling tower needs to be subjected to capacity increasing modification to improve the cooling efficiency.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a capacity increasing structure of a natural ventilation cooling tower, which can forcibly ventilate in the cooling tower by installing a demisting support on a support ring in the cooling tower and further connecting a demisting layer and combining a support pipe to install a fan impeller and a flow guide cover, is designed and installed according to the structure in the tower and the optimal cooling effect, can automatically adjust the number of running platforms and the rotating speed according to the temperature requirement of circulating cooling water to increase the cooling ventilation quantity in the tower, strengthens the evaporative cooling effect of air and water, solves the problem that the cooling capacity of the natural ventilation cooling tower is seriously reduced when the natural ventilation cooling tower is high in temperature and high in humidity in summer, has the characteristic that the cooling capacity can be automatically adjusted along with the equipment load requirement and the change of the natural environment through the detection of the temperature and the humidity, and can ensure that the cooled equipment and a system can stably and always keep the optimal running state, the invention greatly improves the safety and economy of production operation, has wide application field, great popularization significance and great social energy-saving benefit.

In order to solve the above problems, the present invention adopts the following technical solutions.

A capacity increasing structure of a natural draft cooling tower comprises a reservoir, wherein a supporting column is fixedly connected to the surface of the reservoir, a cooling tower is fixedly connected to one end of the supporting column, a water equalizing packing layer is fixedly installed on the side face of one end of the cooling tower, a supporting ring is fixedly connected to the side face of one end of the cooling tower, stand columns are fixedly installed on the side face of the supporting ring and are uniformly distributed on the side face of the cooling tower, a demisting support is fixedly connected to the surface of one side of the supporting ring, a demisting layer is fixedly installed on the surface of one end of the demisting support, a flow guide cover is fixedly installed on the surface of the other end of the demisting support, one side surface of the flow guide cover is located on the side face of one end of the cooling tower, a supporting tube is fixedly installed at the bottom of the reservoir, and the surface of one end of the supporting tube is fixedly connected with the surface of the demisting support, the one end fixed mounting of stay tube has the mounting panel, one side fixed surface of mounting panel is connected in the one end side of stand, the surface of mounting panel has explosion-proof machine through-hole fixed mounting, explosion-proof machine's axle head rotates installs fan wheel, fan wheel rotates and installs in the side of kuppe.

Furthermore, the surface of one end of the defogging support is fixedly connected with an auxiliary transverse plate, the surface of the auxiliary transverse plate is fixedly welded with an auxiliary support rod, the auxiliary support frame is connected through the auxiliary plate, the structural strength of the defogging support can be enhanced, and the safety of support installation is guaranteed.

Furthermore, a drain pipe is fixedly installed on one side face of one end of the cooling tower, and a hot water pipe is fixedly connected to the surface of one end of the drain pipe.

Further, one side fixed surface of cistern installs the cold water pipe, one side surface of cistern floats installs and measures the floater bucket, through installation hot-water line and cold water pipe, can let in hot water and cool off, then supplies cold water outward, does benefit to recycling.

Furthermore, temperature measuring devices are fixedly mounted on the surfaces of the hot water pipe, the cold water pipe and one side of the measuring floating ball barrel, the water temperatures of different positions can be directly detected by mounting the temperature measuring devices, the forced ventilation power is adjusted and controlled, the cooling effect is guaranteed, and the cost is saved.

Further, the opposite side surface of cooling tower is equipped with the mounting bracket, the surface hinge of mounting bracket has the installation pole, the one end fixed mounting of installation pole has humidity measuring device, connects installation pole and humidity measuring device through the mounting bracket, can carry out outside humidity and measure, does benefit to the inside humidity of contrast, and then does benefit to and adjusts ventilation cooling effect.

Furthermore, an adjusting motor is fixedly installed on the surface of one end of the installation frame, and the shaft end of the adjusting motor is rotatably connected to the surface of one end of the installation rod.

Further, the one end side fixedly connected with friction ring of installation pole, the surface top of friction ring tightly connects in the surface of mounting bracket, connects accommodate motor and friction ring through the installation pole, can rotate and adjust different measuring position, guarantees safety and stability, and is convenient high-efficient.

Compared with the prior art, the invention has the advantages that:

(1) this scheme is crossed at the inside support ring installation defogging support of cooling tower, and then connect the defogging layer, combine the stay tube to install fan wheel and kuppe, can be at the inside forced draft of cooling tower, and according to the structure in the tower and the installation of cooling optimum effect design, increase-volume equipment can require automatic adjustment operation platform number and rotational speed to increase the cooling air volume in the tower according to the temperature of recirculated cooling water, strengthen the evaporation cooling effect of air and water, the difficult problem that cooling capacity seriously descends when having solved natural draft cooling tower high temperature and high humidity in summer.

(2) Through stay tube installation threading pipe, can follow inside threading power supply, avoid receiving rivers to corrode, improve control security.

(3) The auxiliary supporting frame is connected through the auxiliary plate, so that the structural strength of the demisting support can be enhanced, and the safety of support installation is guaranteed.

(4) Through installation hot-water line and cold water pipe, can let in hot water and cool off, then supply cold water to the outside, do benefit to recycling.

(5) Through the installation of the temperature measuring device, the water temperatures of different positions can be directly detected, the forced ventilation power is adjusted and controlled, the cooling effect is guaranteed, and the cost is saved.

(6) Connect installation pole and humidity measurement device through the mounting bracket, can carry out outside humidity and measure, do benefit to the inside humidity of contrast, and then do benefit to and adjust ventilation cooling effect.

(7) Connect accommodate motor and friction ring through the installation pole, can rotate and adjust to different measuring position, guarantee safety and stability, convenient high-efficient.

Drawings

FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the support post connection of the present invention;

FIG. 3 is a schematic cross-sectional view of a support ring and defogging bracket attachment in accordance with the present invention;

FIG. 4 is an enlarged view of the attachment of the mount of FIG. 1 of the present invention at location A;

fig. 5 is a schematic plan view showing the connection of the mounting plate and the explosion-proof motor according to the present invention.

The reference numbers in the figures illustrate:

1 reservoir, 11 support columns, 12 cooling towers, 13 support rings, 14 demisting supports, 15 demisting layers, 16 air guide hoods, 17 support pipes, 171 mounting plates, 18 explosion-proof motors, 19 fan impellers, 2 threading pipes, 21 auxiliary transverse plates, 22 auxiliary support rods, 23 drain pipes, 24 hot water pipes, 25 cold water pipes, 26 measurement floating ball barrels, 27 temperature measurement devices, 3 mounting frames, 31 mounting rods, 32 humidity measurement devices, 33 adjustment motors, 34 friction rings and 35 uniform water packing layers.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Referring to fig. 1-5, a capacity increasing structure of a natural draft cooling tower comprises a water reservoir 1, referring to fig. 1, 2 and 5, a support pillar 11 is fixedly connected to the surface of the water reservoir 1, a cooling tower 12 is fixedly connected to one end of the support pillar 11, a uniform water packing layer 35 is fixedly installed on the side of one end of the cooling tower 12, a support ring 13 is fixedly connected to the side of one end of the cooling tower 12, a vertical pillar 131 is fixedly installed on the side of the support ring 13, the vertical pillar 131 is formed by reforming the support pillar in the original water tower and can be directly reformed for use, the vertical pillars 131 are uniformly distributed on the side of the cooling tower 12, a defogging bracket 14 is fixedly connected to the surface of one end of the vertical pillar 131, a defogging layer 15 is fixedly installed on the surface of one end of the defogging bracket 14, which can remove water vapor, ensure condensation effect and reduce loss, the utility model is beneficial to use, the other end surface of the demisting support 14 is fixedly provided with the air guide sleeve 16, the difference distance between the demisting layer 15 and the air guide sleeve 15 is determined by calculation according to the number and the capacity of the fans, one side surface of the air guide sleeve 16 is positioned on one end side surface of the cooling tower 12, the bottom of the reservoir 1 is fixedly provided with the support pipe 17 which can be connected to the upper end from the bottom for reinforcing and supporting, meanwhile, the internal threading connection can be used for power-on control, safety and stability are realized, erosion is reduced, one end surface of the support pipe 17 is fixedly connected with the surface of the demisting support 14, one end of the support pipe 17 is fixedly provided with the mounting plate 171, one side surface of the mounting plate 171 is fixedly connected to one end side surface of the upright column 131, the surface of the mounting plate 171 is fixedly provided with the explosion-proof motors 18 through holes, the power requirements can be calculated according to flow and load, and then different numbers of explosion-proof motors 18 are mounted, can guarantee ventilation efficiency, improve the cooling effect, the axle head of explosion proof machine 18 rotates and installs fan wheel 19, is connected to the inside frequency conversion system of computer lab on, can carry out frequency conversion control to explosion proof fan 18, and then adjusts the air volume through the control rotational speed, reduces the energy consumption when guaranteeing the radiating effect, and is stable high-efficient, does benefit to the operation and uses, and fan wheel 19 rotates and installs in the side of kuppe 16.

Referring to fig. 1, the threading pipe 2 is fixedly mounted on the surface of the other end of the supporting pipe 17, the surface of one end of the threading pipe 2 is fixedly connected to the side surface of the water reservoir 1, and the threading pipe 2 is mounted on the supporting pipe 17, so that power can be supplied by threading from the inside, water flow erosion is avoided, and control safety is improved.

Referring to fig. 1 and 3, an auxiliary cross plate 21 is fixedly connected to a surface of one end of the defogging bracket 14, an auxiliary support rod 22 is fixedly welded to a surface of the auxiliary cross plate 21, the auxiliary support frame 22 is connected to the auxiliary support plate 21, the structural strength of the defogging bracket 14 can be enhanced, and the safety of support and installation can be ensured, a drain pipe 23 is fixedly installed on a side surface of one end of the cooling tower 12, a hot water pipe 24 is fixedly connected to a surface of one end of the drain pipe 23, a cold water pipe 25 is fixedly installed on a surface of one side of the water reservoir 1, a measurement float bowl 26 is floatingly installed on a surface of one side of the water reservoir 1, hot water can be introduced for cooling by installing the hot water pipe 24 and the cold water pipe 25, cold water is then externally supplied for circulation, temperature measuring devices 27 are fixedly installed on surfaces of one side of the hot water pipe 24, the cold water pipe 25 and the measurement float bowl 26, and by installing the temperature measuring devices 27, the water temperature of different positions can be directly detected, and then the power of forced ventilation is adjusted and controlled, the cooling effect is ensured, and the cost is saved.

Referring to fig. 1 and 4, the mounting frame 3 is disposed on the other side surface of the cooling tower 12, the mounting frame 3 is hinged to a mounting rod 31, a humidity measuring device 32 is fixedly mounted at one end of the mounting rod 31, the mounting rod 31 and the humidity measuring device 32 are connected through the mounting frame 3, external humidity measurement can be performed, the external humidity measurement cannot be interfered by humidity inside the cooling tower 12, accuracy is high, comparison of internal humidity is facilitated, and ventilation and heat dissipation effects are further facilitated to be adjusted, an adjusting motor 33 is fixedly mounted on the surface of one end of the mounting frame 3, a shaft end of the adjusting motor 33 is rotatably connected to the surface of one end of the mounting rod 31, a friction ring 34 is fixedly connected to the side surface of one end of the mounting rod 31, the surface of the friction ring 34 is tightly connected to the surface of the mounting frame 3, the adjusting motor 33 and the friction ring 34 are connected through the mounting rod, so that rotation adjustment can be performed to different measuring positions, and safety and stability are ensured, is convenient and efficient.

When in use, hot water can be introduced into the drainage rod 23 through the hot water pipe 24 and can be uniformly sprayed out of the cooling tower 12, the cooling tower 12 structure with a hyperbolic structure can enter external cooling air from the bottom, and flows upwards to contact hot water, so as to cool and cool, the cooled water enters the reservoir 1 and is sent back to the power generation system through the cold water pipe 25, so as to be recycled, when the temperature difference and the humidity between the inside and the outside are small, less air enters naturally, so that the cooling effect is poor, at the moment, the variable frequency control explosion-proof motor 18 can be started according to the detected temperature and humidity difference, the fan impeller 19 is driven to rotate, so as to perform forced ventilation upwards, the cooling effect on the hot water is ensured, meanwhile, the explosion-proof motors 18 and the fan impeller 19 can be arranged on a concentric circle as required, the ventilation effect is enhanced, and the water temperatures are respectively measured through the temperature measuring devices 27 at a plurality of positions, the accuracy of water temperature difference measurement can be guaranteed, when measuring temperature simultaneously, can rotate through control adjusting motor, take installation rod 31 to overturn to different angular position, can take humidity measuring device 32 to move to different positions, avoid receiving the interference of cooling other 12 insides, improve inside and outside humidity measurement's accuracy, guarantee control ventilation effect, consequently, can improve the summer cooling capacity of natural draft cooling tower to the level of mechanical draft cooling tower, and make the water consumption of tower, the power consumption is less than mechanical draft tower, reduce the leaving water temperature of natural draft cooling tower more than 10 degrees, fundamentally solves condenser formula unit vacuum low, the area is not loaded, the problem of safe economic benefits is poor.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.