CN213335638U

CN213335638U - Cross-flow cooling tower

Info

Publication number: CN213335638U
Application number: CN202022306261.XU
Authority: CN
Inventors: 文峻峰
Original assignee: Cooling Equipment Co ltd Guangdong Lingken
Current assignee: Cooling Equipment Co ltd Guangdong Lingken
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-06-01
Anticipated expiration: 2030-10-15

Abstract

The utility model belongs to the technical field of refrigeration plant, especially, relate to a cross-flow cooling tower, including support, filler mechanism, circulation mechanism and fan, filler mechanism, circulation mechanism and the fan is all located in the support, the fan includes mount pad and four blades, the mount pad is seted up the shaft hole that runs through its center department both ends and is used for connecting the outside actuating mechanism, be provided with four ring flanges that are used for installing four the blade on the peripheral lateral wall of mount pad, all set up a plurality of first screw holes that run through its center department both ends and interval equipartition on each ring flange, each blade all through a plurality of first screw hole with each ring flange threaded connection, and each blade all is inclination and arranges; in the working process, the four blades which are obliquely arranged enable the fan to drive more air volume to continuously pass through, so that the air volume driven by the fan is larger and the air volume driven by the fan flows more stably, and the ventilation efficiency is greatly improved.

Description

Cross-flow cooling tower

Technical Field

The utility model belongs to the technical field of refrigeration plant, especially, relate to a crossflow cooling tower.

Background

The cross-flow cooling tower is a cooling tower in which water flow falls vertically from the upper part of the tower, air flows horizontally through a water spraying filler, the air flow is orthogonal to the water flow, and the water and the air flowing through the cooling tower are subjected to heat exchange and mass exchange, so that the water temperature is reduced. Among the prior art, square cross flow cooling tower adopts both sides air inlet, and the structure of top convulsions, air carry out the heat exchange through both sides filler and hot water, and damp and hot air arranges to the outside of the tower from the fan that the cooling tower top set up, and at present, the fan of current cooling tower is complicated in the structure, and blade weight is heavy, structural strength is low, the installation difficulty, manufacturing cost and use cost are high, and manufacturing process is coarse, a series of shortcomings such as performance unstability bring the trouble for the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crossflow cooling tower aims at solving the blade structure setting of the fan of the crossflow cooling tower among the prior art unreasonable, leads to the poor technical problem of ventilation efficiency.

In order to achieve the above object, the embodiment of the utility model provides a pair of crossflow cooling tower, including support, filler mechanism, circulation mechanism and fan, filler mechanism circulation mechanism with the fan is all located in the support, the fan includes mount pad and four blades, the shaft hole that runs through its central department both ends is seted up to the mount pad in order to be used for connecting outside actuating mechanism, be provided with four on the periphery lateral wall of mount pad and be used for installing four the ring flange of blade, each a plurality of first screw holes that run through its central department both ends and interval equipartition are all seted up on the ring flange, each the blade is all through a plurality of first screw hole and each ring flange threaded connection, and each the blade all is inclination and arranges.

Optionally, each blade is obliquely arranged at an included angle of 8-15 degrees with the horizontal plane.

Optionally, each of the blades has a rectangular cross-section.

Optionally, each of the blades is made of cast aluminum or stamped steel plate or nylon.

Optionally, a surface of each of the blades is provided with an anticorrosive layer.

Optionally, the number of the first threaded holes on each flange plate is four.

Optionally, the driving mechanism comprises a motor and a reduction gearbox, an output end of the motor is connected with an input end of the reduction gearbox in an adaptive manner, and an output end of the reduction gearbox is connected with an input end of the fan in a rotating manner.

Optionally, the cross-flow cooling tower further comprises four connecting discs, each connecting disc being arranged between each flange plate and each blade for connecting each flange plate and each blade.

Optionally, each of the connecting discs is provided with four second threaded holes corresponding to the first threaded holes, and each of the first threaded holes and each of the second threaded holes are fastened by screws.

Optionally, a plurality of reinforcing ribs are arranged on the mounting seat, and each reinforcing rib is arranged between each flange plate and the shaft hole.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the crossflow cooling tower have one of following technological effect at least: the cross flow cooling tower of the utility model adjusts the angle of the blade according to the actual use requirement of a user during the assembly, firstly, one blade is butted with the mounting seat, when the blade is rotated to a proper angle, the blade is in threaded connection with the flange plate by using a plurality of screws, because a plurality of first threaded holes are uniformly distributed at intervals on the flange plate, the blade can be more firmly mounted on the flange plate by a plurality of screws, the average stress of the blade is ensured, the blade cannot deviate in the working process to cause accidents, after the first blade is mounted, the second blade is mounted on the other opposite side of the first blade, the inclination angle of the second blade and the horizontal plane can be measured in time by the second blade mounted, the first blade and the second blade are ensured to be arranged at the same inclination angle, and then the third blade and the fourth blade are mounted by the same method, the fan blade mechanism is obtained because the four blades are arranged at the same inclination angle and are fastened on the four flange plates by screws, so that the fan can be ensured to run stably in the working process, the four blades arranged obliquely enable the fan to drive more air to continuously pass through, the air driven by the fan is larger and more stable in flowing, and the ventilation efficiency is greatly improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a cross-flow cooling tower according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a fan of a cross-flow cooling tower according to an embodiment of the present invention.

Fig. 3 is a top view of a fan of a cross-flow cooling tower according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a mounting seat of a cross-flow cooling tower according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a flange of a cross-flow cooling tower according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a blade of a cross-flow cooling tower according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-bracket 20-fan 21-mounting seat

22-blade 23-reinforcing rib 31-motor

40-connecting disc 41-second threaded hole 211-shaft hole

212-flange 2121-first threaded bore.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1-2, a cross-flow cooling tower is provided, including a support 10, a packing mechanism, a circulation mechanism and a fan 20, the packing mechanism the circulation mechanism and the fan 20 are all located in the support 10, the fan 20 includes a mounting seat 21 and four blades 22, the mounting seat 21 is provided with a shaft hole 211 running through both ends of the center of the mounting seat 21 for connecting an external driving mechanism, four flange plates 212 for installing four blades 22 are provided on the peripheral side wall of the mounting seat 21, each flange plate 212 is provided with a plurality of first threaded holes 2121 running through both ends of the center of the mounting seat and uniformly distributed at intervals, each blade 22 is connected with each flange plate 212 through a plurality of first threaded holes 2121, and each blade 22 is arranged at an inclined angle.

Specifically, the blade 22 mechanism of the cooling tower fan 20 of the present invention, when being assembled, adjusts the angle of the blade 22 according to the actual use requirement of the user, first, butt-joint the blade 22 with the mounting seat 21, when rotating the blade 22 to a proper angle, use a plurality of screws (not shown) to screw-connect the blade 22 with the flange 212, because the plurality of first threaded holes 2121 formed on the flange 212 are evenly distributed at intervals, the blade 22 can be more firmly installed on the flange 212 by a plurality of screws, so as to ensure the average stress of the blade 22, and no deviation occurs during the work process to cause accidents, after the first blade 22 is installed, install the second blade 22 on the opposite side of the first blade 22, thereby the second blade 22 installed, and the inclination angle between the second blade 22 and the horizontal plane can be measured in time, so as to ensure that the first blade 22 and the second blade 22 are both arranged at the same inclination angle, and then the third blade 22 and the fourth blade 22 are all installed by the same method, so that a blade 22 mechanism of the fan 20 is obtained, because the four blades 22 are all arranged at the same inclination angle, and the four blades 22 are all fastened on the four flange plates 212 by screws, in the working process, the fan 20 can ensure stable operation, and the four blades 22 which are arranged in an inclined manner enable the fan 20 to drive more air volume to continuously pass through, so that the air volume driven by the fan 20 is larger, the flow is more stable, and the ventilation efficiency is greatly improved.

In another embodiment of the present invention, as shown in fig. 1 and 2, each of the blades 22 is obliquely arranged at an angle of 8 ° to 15 ° with respect to the horizontal plane. Specifically, the installation angle of the fan 20 cannot be changed at will, but can be changed within a certain range, the installation angle of the blades 22 of the normal fan 20 of most cooling towers is between degrees and degrees, the installation angle is more than degrees, the installation angle of the blades 22 of the fan 20 is generally between degrees and degrees, the angle is too small, the air volume is insufficient, the potential and the function of the fan 20 cannot be fully exerted, the installation angle is too large, vibration and noise are increased, the service lives of the tower and the fan 20 are influenced, and the efficiency of the fan 20 is reduced.

In another embodiment of the present invention, as shown in fig. 3 and 6, each of the blades 22 has a rectangular cross section. Specifically, in the rotating process of the blade 22 with the rectangular cross section, because the surface in contact with the air is also a rectangular surface, the blade 22 with the rectangular surface can be in contact with more air, so that more air volume can be driven to circulate, the cooling tower can rapidly and efficiently discharge heat in the heat dissipation process, the cooling process is completed, and the production benefit is promoted.

In another embodiment of the present invention, as shown in fig. 1, 2, 3 and 6, each of the blades 22 is made of cast aluminum or stamped steel plate or nylon. Specifically, the blade 22 of the fan 20 is usually made of cast aluminum, stamped steel plate or nylon, while the cast aluminum blade 22 has lower noise than the stamped steel blade 22, and the nylon blade 22 has lower noise than the metal blade 22, so that the larger the loss factor of the blade 22 material is, the lower the noise will be, and the blade 22 can be made of cast aluminum, stamped steel plate or nylon according to the actual needs of users, so as to meet the requirements of users.

In another embodiment of the present invention, as shown in fig. 1, 2, 3 and 6, the surface of each blade 22 is provided with a corrosion-resistant layer. Specifically, because cooling tower fan 20 blade 22 works under long-time high temperature and moist environmental status, need carry out anticorrosive treatment to cooling tower fan 20 blade 22, the anticorrosive coating commonly used is the galvanizing coat, and the galvanizing coat intensity is big, and is difficult for rustting, just so makes the life-span of blade 22 obtain the promotion of very big degree, and blade 22 after the galvanizing passes through passivation treatment in addition for blade 22 surface energy generates the bright old pleasing to the eye colored passive film of one deck, can improve its barrier propterty very well.

In another embodiment of the present invention, as shown in fig. 1, 2 and 4, the number of the first threaded holes 2121 on each flange 212 is four. Specifically, the first threaded holes 2121 arranged in two-to-two symmetry are uniformly distributed at intervals on the flange plate 212, so that when the connecting disc 40 is installed, the connecting disc 40 can be ensured to be stressed uniformly in all directions, and the blades 22 installed on the connecting disc 40 cannot deviate or fall in a long-time working state to cause unnecessary damage.

In another embodiment of the present invention, as shown in fig. 1, the driving mechanism (not shown) includes a motor 31 and a reduction gearbox (not shown), the output end of the motor 31 is connected to the input end of the reduction gearbox, and the output end of the reduction gearbox is connected to the input end of the fan 20. Specifically, through the motor 31 and the reducing gear box that set up, can realize the accurate regulation and control to fan 20 rotational speed, ensure that the cooling tower can carry out appropriate adjustment under the operating condition of difference, regulate and control according to user's needs, be favorable to realizing the change to fan 20 working parameter for whole process tends automation more.

In another embodiment of the present invention, as shown in fig. 1 to 3, the blade 22 mechanism of the cooling tower fan 20 further includes four connecting plates 40, and each of the connecting plates 40 is disposed between each of the flanges 212 and each of the blades 22 for connecting each of the flanges 212 and each of the blades 22. Specifically, through the connecting disc 40 that this equipment set up, can be with blade 22 and flange 212 firm installation, install blade 22 on connecting disc 40, reuse screw fastening, can guarantee that blade 22 can not drop easily in rotatory stack process, pass through the screw connection between connecting disc 40 and the flange 212 moreover for blade 22 also tightly installs on connecting disc 40, just can not take place the skew even under the state of working for a long time, lead to the condition emergence of production efficiency step-down.

In another embodiment of the present invention, as shown in fig. 1, 2, 3 and 5, four second threaded holes 41 corresponding to the first threaded holes 2121 are respectively formed in each of the connecting discs 40, and each of the first threaded holes 2121 and each of the second threaded holes 41 are fastened by screws. Specifically, the connecting disc 40 and the flange 212 are connected in a threaded hole matching mode, so that the matching precision between the connecting disc 40 and the flange 212 can be effectively guaranteed, the matching between the connecting disc 40 and the flange 212 is more accurate, and the condition that the blade 22 does not deviate in a long-time working state to cause low production benefit is guaranteed.

In another embodiment of the present invention, as shown in fig. 1 to 4, a plurality of reinforcing ribs 23 are disposed on the mounting base 21, and each reinforcing rib 23 is disposed between each flange 212 and the shaft hole 211. Specifically, be equipped with strengthening rib 23 between four ring flanges 212 and the shaft hole 211, under the long-time high-speed rotatory state of blade 22, mount pad 21 may be because of receiving the effect of shearing stress for the junction between four ring flanges 212 and the shaft hole 211 breaks off, thereby causes the emergence of accident, and be provided with strengthening rib 23 between the junction of four ring flanges 212 and shaft hole 211, can be so that the difficult fracture that takes place of junction of four ring flanges 212 and shaft hole 211, be favorable to improving the life of this equipment.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a cross-flow cooling tower, includes support, filler mechanism, circulation mechanism and fan, filler mechanism, circulation mechanism and the fan all locate in the support, its characterized in that: the fan comprises a mounting seat and four blades, wherein the mounting seat is provided with a shaft hole penetrating through two ends of the center of the mounting seat so as to be connected with an external driving mechanism, four flange plates used for mounting the four blades are arranged on the peripheral side wall of the mounting seat, a plurality of first threaded holes which penetrate through two ends of the center of the mounting seat and are uniformly distributed at intervals are formed in each flange plate, each blade is connected with each flange plate through a plurality of first threaded holes, and each blade is arranged at an inclined angle.

2. The cross-flow cooling tower of claim 1, wherein: each blade is obliquely arranged with an included angle of 8-15 degrees with the horizontal plane.

3. The cross-flow cooling tower of claim 1, wherein: the cross section of each blade is rectangular.

4. The cross-flow cooling tower of claim 1, wherein: each blade is made of cast aluminum or stamped steel plates or nylon.

5. The cross-flow cooling tower of claim 1, wherein: and the surface of each blade is provided with an anticorrosive coating.

6. The cross-flow cooling tower of claim 1, wherein: the number of the first threaded holes in each flange plate is four.

7. The cross-flow cooling tower of claim 1, wherein: the driving mechanism comprises a motor and a reduction gearbox, the output end of the motor is in adaptive connection with the input end of the reduction gearbox, and the output end of the reduction gearbox is in rotational connection with the input end of the fan.

8. A cross-flow cooling tower according to any one of claims 1 to 7 wherein: the cross-flow cooling tower further comprises four connecting discs, and each connecting disc is arranged between each flange plate and each blade and used for connecting each flange plate and each blade.

9. The cross-flow cooling tower of claim 8, wherein: and four second threaded holes corresponding to the first threaded holes are formed in each connecting disc, and each first threaded hole and each second threaded hole are fastened through screws.

10. A cross-flow cooling tower according to any one of claims 1 to 7 wherein: the mounting seat is provided with a plurality of reinforcing ribs, and each reinforcing rib is arranged between each flange plate and the shaft hole.