CN210426190U

CN210426190U - High-efficient air cooler

Info

Publication number: CN210426190U
Application number: CN201921232801.5U
Authority: CN
Inventors: 赵天波; 向勇
Original assignee: Hubei Changjiang Petrochemical Equipment Co ltd
Current assignee: Hubei Changjiang Petrochemical Equipment Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-28
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a high-efficiency air cooler, including the feed liquor house steward and the flowing back house steward that the level set up, it has a plurality of heat exchange tubes along its axial interval arrangement to communicate between feed liquor house steward and the flowing back house steward, and the heat exchange tube is the snakelike finned tube of vertical setting, and the heat exchange tube includes a plurality of parallel interval arrangement's horizontal pipe, all distributes a plurality of fins that set up along the same direction slope along its axial direction on the outer wall of every horizontal pipe, and the fin slope direction on two adjacent horizontal pipes is opposite; a plurality of baffle retaining pieces which are arranged in a staggered mode are arranged on the inner wall of the heat exchange pipe along the pipeline circulation direction; compared with the prior art, the utility model, through the design and the layout mode of baffling separation blade and fin, improved the purpose of this high-efficient air cooler's heat transfer effect.

Description

High-efficient air cooler

Technical Field

The utility model relates to a heat exchanger technical field, concretely relates to high-efficient air cooler.

Background

The air cooler is a short-term air cooler, is a heat exchange device which is used as the most condensation and cooling application in petrochemical industry and oil gas processing production, mainly exchanges heat through air and a softened water dividing wall, brings heat into the air due to the flowing of the air, is mainly used for cooling processing and freezing storage of meat, poultry, aquatic products, fruits and vegetables, egg milk and cold drink products in the food industry, cooling and refrigerating of various wines such as beer, white spirit and various beverages, and can meet the cooling requirements of technological cooling processing raw materials and places in the industries such as chemical industry, pharmaceutical industry, machinery, electronics, hydropower and the like.

The air cooler is mainly used in the chemical industry and mainly adopts a large amount of flowing air to cool the flowing working fluid in the heat exchange pipe, and the working fluid in the production procedure is guided into the heat exchange pipe through the liquid inlet pipe to be subjected to heat exchange and cooling and then is guided into the next procedure through the liquid discharge pipe to be processed; the unreasonable heat exchange effect that leads to because of the structural design of heat exchange tube is poor, leads to the working solution temperature after the heat exchange tube cooling to be on the high side to the quality of product has been influenced.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model aims to provide a high-efficient air cooler to solve among the prior art, the heat exchange tube structural design in the air cooler is unreasonable, leads to the poor problem of heat transfer effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-efficiency air cooler comprises a liquid inlet main pipe and a liquid discharge main pipe which are horizontally arranged, wherein a plurality of heat exchange pipes which are arranged at intervals along the axial direction of the liquid inlet main pipe are communicated between the liquid inlet main pipe and the liquid discharge main pipe, the heat exchange pipes are vertically arranged snake-shaped finned pipes and comprise a plurality of horizontal pipes which are arranged at intervals in parallel, a plurality of fins which are obliquely arranged along the same direction are uniformly distributed on the outer wall of each horizontal pipe along the axial direction of the horizontal pipe, and the inclination directions of the fins on two adjacent horizontal pipes are opposite;

and a plurality of baffle separation blades which are arranged in a staggered mode are arranged on the inner wall of the heat exchange tube along the pipeline circulation direction.

Compared with the prior art, the utility model discloses following beneficial effect has:

the high-efficiency air cooler works simultaneously through the plurality of heat exchange tubes, so that the heat exchange effect is improved; meanwhile, the heat exchange tube is designed to be snakelike so as to prolong the heat exchange time and improve the heat exchange effect; the horizontal tubes of the heat exchange tubes are provided with the fins to increase the heat exchange area of the horizontal tubes so as to improve the heat exchange effect of the horizontal tubes; the arrangement mode of the fins is to prolong the circulation path of air passing through the outer wall of the heat exchange tube to improve the heat exchange effect of the air, and then the baffling baffle sheets arranged on the inner wall of the heat exchange tube are used for improving the circulation path of the working fluid in the heat exchange tube to improve the heat exchange effect; so as to achieve the purpose of improving the heat exchange effect of the high-efficiency air cooler.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic view of a heat exchange tube of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments:

reference numerals in the drawings of the specification include: the device comprises a main liquid inlet pipe 1, a main liquid outlet pipe 2, a heat exchange pipe 3, fins 4, baffling baffle plates 5, a frame body 6, a heat exchange chamber 7, an exhaust fan 8, a support net rack 9, a water tank 10, a communicating pipe 11, a drain pipe 12, a water inlet pipe 13, a liquid level control pipe 14, a contact type starting switch 15, a contact type stopping switch 16, a buoyancy ball 17 and a guide rod 18.

Examples

Referring to fig. 1 to 3: a high-efficiency air cooler comprises a liquid inlet header pipe 1 and a liquid discharge header pipe 2 which are horizontally arranged, wherein a plurality of heat exchange pipes 3 which are arranged at intervals along the axial direction of the liquid inlet header pipe 1 are communicated between the liquid inlet header pipe 1 and the liquid discharge header pipe 2, the heat exchange pipes 3 are S-shaped fins 4 which are vertically arranged, each heat exchange pipe 3 comprises a plurality of horizontal pipes which are arranged at intervals in parallel, a plurality of fins 4 which are obliquely arranged along the same direction are uniformly distributed on the outer wall of each horizontal pipe along the axial direction of the horizontal pipe, and the inclination directions of the fins 4 on two adjacent horizontal pipes are; and a plurality of baffling baffle sheets 5 which are arranged in a staggered mode are arranged on the inner wall of the heat exchange tube 3 along the pipeline flowing direction.

The efficient air cooler further comprises a frame body 6, a heat exchange chamber 7 is arranged on the frame body 6, the top of the heat exchange chamber 7 is open, a plurality of exhaust fans 8 are arranged at the bottom of the heat exchange chamber 7, the liquid inlet main pipe 1 and the liquid discharge main pipe 2 are arranged on different sides of the heat exchange chamber 7, a plurality of heat exchange pipes 3 penetrate between the heat exchange chambers 7, and a preheating recovery mechanism is arranged at the top of the heat exchange chamber 7; air exhauster 8 is two in this embodiment, carries out the heat exchange through air exhauster 8 with the working solution in the heat exchange tube 3 in with a large amount of cold air suction heat transfer room 7, makes the cooling that the working solution in the heat exchange tube 3 can be quick, and during the air was gone into from the top of heat exchange room 7 to formation hot-air after the cold air heat transfer, carries out waste heat recovery, reduces the waste of heat energy to hot-air through preheating recovery mechanism.

A support net frame 9 is arranged at the top of the heat exchange chamber 7, a plurality of water tanks 10 are arranged on the support net frame 9, the plurality of water tanks 10 are communicated through a plurality of communicating pipes 11, in the embodiment, four water tanks 10 are arranged on the upper surface of the support net frame 9 in parallel, three communicating pipes 11 are arranged, and two adjacent water tanks 10 are communicated through one communicating pipe 11; one of the water tanks 10 is provided with a drain pipe 12 and an automatic water replenishing assembly, and the drain pipe 12 is provided with an adjusting valve; the adopted automatic water replenishing assembly comprises a water inlet pipe 13 and a liquid level control pipe 14 which are communicated with a water tank 10, the liquid level control pipe 14 is vertically arranged, the water inlet pipe 13, the liquid level control pipe 14 and a drain pipe 12 are sequentially arranged on the outer side of the water tank 10 from top to bottom, an electromagnetic valve is arranged on the water inlet pipe 13, a contact type starting switch 15 and a contact type stopping switch 16 which are electrically connected with the electromagnetic valve are arranged in the liquid level control pipe 14, the contact type stopping switch 16 is positioned above the contact type starting switch 15, a buoyancy ball 17 which moves up and down along with the liquid level is also arranged in the liquid level control pipe 14, and the buoyancy ball 17 is positioned between the contact type stopping switch; the water tank 10 is heated by discharged hot air, cold water in the water tank 10 is heated to form hot water, the hot water is used as daily domestic water, and the four water tanks 10 are arranged to obtain more hot water, so that the heat recovery rate is higher; the regulating valve is opened, and the hot water in the water tank 10 can be discharged for use; when the water level in the water tank 10 is reduced to the contact type starting switch 15 due to use or evaporation, the buoyancy ball 17 is in contact with the contact type starting switch 15, the electromagnetic valve is opened, and the water inlet pipe 13 replenishes the water into the water tank 10; when the water level in the water tank 10 rises to the position of the contact type stop switch 16, the buoyancy ball 17 is contacted with the contact type stop switch 16 along with the rising of the liquid level, the electromagnetic valve is closed, and the water inlet pipe 13 stops supplying liquid into the water tank 10; the liquid level of the water tank 10 is automatically controlled, and the use is convenient; the contact type stop switch 16 and the contact type start switch 15 are conventional switch structures, and will not be described in detail, and the invention of the contact type stop switch 16 and the contact type start switch 15 is an application.

The top of the adopted liquid level control tube 14 is sealed, the top wall of the liquid level control tube 14 is connected with a guide rod 18 arranged in the liquid level control tube, a buoyancy ball 17 is sleeved on the guide rod 18 to move up and down, a contact type stop switch 16 is fixedly arranged on the upper side of the guide rod 18, and a contact type start switch 15 is fixedly arranged on the lower side of the guide rod 18; the direction of the movement of the buoyancy ball 17 is positioned through the guide rod 18, the installation support is provided for the contact type stop switch 16 and the contact type start switch 15, and the buoyancy ball 17 is effectively contacted with the contact type stop switch 16 or the contact type start switch 15 to control the on-off of the electromagnetic valve.

During the use, start air exhauster 8, carry out the heat transfer with the cold air in the suction heat transfer chamber 7 in introducing a plurality of heat exchange tubes 3 simultaneously with the working solution from inlet manifold 1, the working solution after the cooling is discharged from flowing back house steward 2, and the hot-air after the heat transfer heats water tank 10 simultaneously from the uncovered discharge at heat transfer chamber 7 top.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A high-efficiency air cooler comprises a liquid inlet main pipe and a liquid discharge main pipe which are horizontally arranged, and is characterized in that a plurality of heat exchange tubes which are arranged at intervals along the axial direction of the liquid inlet main pipe are communicated between the liquid inlet main pipe and the liquid discharge main pipe, the heat exchange tubes are vertically arranged snakelike finned tubes, each heat exchange tube comprises a plurality of horizontal tubes which are arranged at intervals in parallel, a plurality of fins which are obliquely arranged along the same direction are uniformly distributed on the outer wall of each horizontal tube along the axial direction of the horizontal tube, and the inclination directions of the fins on two adjacent horizontal tubes are opposite;

2. A high efficiency air cooler as set forth in claim 1 wherein: still include the support body, be provided with the heat transfer room on the support body, the top of heat transfer room is uncovered, and the bottom of heat transfer room is provided with a plurality of air blowers, and feed liquor house steward and flowing back house steward set up at the different sides of heat transfer room, and a plurality of heat exchange tubes are worn to establish between the heat transfer room, and the top of heat transfer room is provided with preheats recovery mechanism.

3. A high efficiency air cooler as set forth in claim 2 wherein: the top of heat transfer room sets up the support rack, is provided with a plurality of water tanks on the support rack, and a plurality of water tanks communicate through a plurality of communicating pipes, is provided with drain pipe and automatic water supply subassembly on one of them water tank, is provided with the governing valve on the drain pipe.

4. A high efficiency air cooler as set forth in claim 3 wherein: the automatic water replenishing assembly comprises a water inlet pipe and a liquid level control pipe which are communicated with the water tank, the liquid level control pipe is vertically arranged, the water inlet pipe, the liquid level control pipe and the drain pipe are sequentially arranged on the outer side of the water tank from top to bottom, an electromagnetic valve is arranged on the water inlet pipe, a contact starting switch and a contact stopping switch which are electrically connected with the electromagnetic valve are arranged in the liquid level control pipe, the contact stopping switch is located above the contact starting switch, a buoyancy ball which moves up and down along with the liquid level is further arranged in the liquid level control pipe, and the buoyancy ball is located between the contact stopping switch and the contact.

5. The efficient air cooler as set forth in claim 4, wherein: the top of the liquid level control pipe is sealed, a guide rod arranged in the liquid level control pipe is connected to the top wall of the liquid level control pipe, the buoyancy ball is sleeved on the guide rod to move up and down, the contact type stop switch is fixedly arranged on the upper side of the guide rod, and the contact type start switch is fixedly arranged on the lower side of the guide rod.