CN216694544U

CN216694544U - Auxiliary device for heat exchange pipe of dry-wet combined closed cooling tower

Info

Publication number: CN216694544U
Application number: CN202123407144.3U
Authority: CN
Inventors: 盛建强; 侯苏军
Original assignee: Jiangyin Chensheng Automotive Accessories Co ltd
Current assignee: Jiangsu Chensheng New Energy Co.,Ltd.
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-07
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses an auxiliary device for a heat exchange tube of a dry-wet combined closed cooling tower, which comprises a tower body, a heat exchange tube arranged in the tower body, a spray tube arranged above the heat exchange tube, and an air cooling structure connected with the tower body, wherein the spray tube is connected with a spray head, the auxiliary device also comprises an auxiliary structure connected with the heat exchange tube, the auxiliary structure comprises a rotating structure connected with the heat exchange tube and an auxiliary part connected with the rotating structure, the auxiliary part is arranged opposite to the spray head, the auxiliary part is conical, the sprayed water drops can be crushed into a plurality of small water drops through the auxiliary structure, the surface area of sprayed water can be increased, the contact area with the heat exchange tube can be increased, meanwhile, the crushed water drops can be thrown out through the rotation of the auxiliary part, the spraying work can be carried out on the plurality of heat exchange tubes, and the spraying range is expanded, thereby improving the heat exchange effect.

Description

Auxiliary device for heat exchange tube of dry-wet combined closed cooling tower

Technical Field

The utility model relates to the field of cooling towers, in particular to an auxiliary device for a heat exchange tube of a dry-wet combined closed cooling tower.

Background

The closed cooling tower (also called evaporative air cooler, closed cooling tower) is characterized in that a tubular heat exchanger is arranged in the tower, and the cooling effect is ensured through the heat exchange of circulating air, spray water and circulating water. Because of closed circulation, the closed cooling tower can ensure that the water quality is not polluted, well protects the high-efficiency operation of main equipment, prolongs the service life, can stop a spray water system when the outside air temperature is lower, has the effect of saving water, pushes the implementation of national energy-saving and emission-reducing policies and the increasing shortage of water resources, and is widely applied to industries such as metallurgy, aviation, electric power, chemical industry, machinery, petroleum, food, plastics, rubber and the like in recent years.

When the heat exchange pipe is subjected to heat exchange work, the existing closed cooling tower usually adopts the spray pipe to spray water to the heat exchange pipe, and because water drops are in limited contact with the heat exchange pipe, the heat exchange of circulating water in the heat exchange pipe is insufficient, the heat exchange effect is influenced, and the heat exchange effect is reduced.

Therefore, there is a need for an improved auxiliary device for heat exchange tubes of a combined wet and dry closed cooling tower in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides the auxiliary device for the heat exchange tube of the dry-wet combined closed cooling tower, which can improve the heat exchange effect of the heat exchange tube and has high practicability.

In order to realize the technical effects, the technical scheme of the utility model is as follows: the utility model provides an auxiliary device that is used for dry and wet heat exchange tube of united closed cooling tower, includes the tower body, set up in the tower body heat exchange tube, set up in the shower of heat exchange tube top and the forced air cooling structure of being connected with the tower body, be connected with the shower head on the shower, still include the auxiliary structure of being connected with the heat exchange tube, the auxiliary structure includes the rotating-structure of being connected with the heat exchange tube and the auxiliary member of being connected with rotating-structure, the auxiliary member is just to setting up with the shower head, the shape of auxiliary member is conical.

Preferably, the rotating structure comprises a fixing box connected with the heat exchange tube, a transmission shaft connected with the auxiliary part, fan blades arranged outside the fixing box and a rotating shaft connected with the fan blades, wherein a reversing gear is arranged in the fixing box, and the rotating shaft is connected with the transmission shaft through the reversing gear.

Preferably, the heat exchange tube is provided with grooves, and the grooves are distributed along the length direction of the heat exchange tube.

Preferably, a baffle is arranged in the groove, and the length of the baffle is consistent with that of the groove.

Preferably, a disassembly structure is connected between the auxiliary structure and the heat exchange tube.

Preferably, the dismounting structure comprises a screw and two mounting parts which are detachably connected and matched with the heat exchange tube, wherein one mounting part is connected with the auxiliary structure, and the mounting part is provided with a threaded hole matched with the screw.

Preferably, a positioning structure is connected between the mounting piece and the heat exchange tube.

Preferably, the positioning structure comprises a limiting groove arranged on one of the heat exchange tube and the mounting part and a limiting part arranged on the other and matched with the limiting groove.

Preferably, the air cooling structure comprises an air outlet arranged above the tower body, a fan arranged in the air outlet and an air inlet arranged below one side of the tower body.

In summary, compared with the prior art, the auxiliary device for the heat exchange tube of the dry-wet combined closed cooling tower can crush sprayed water drops into a plurality of small water drops through the auxiliary structure, increase the surface area of sprayed water, increase the contact area with the heat exchange tube, and throw out the crushed water drops through the rotation of the auxiliary part, so that the spraying work can be performed on a plurality of heat exchange tubes, the spraying range is expanded, and the heat exchange effect is improved.

Drawings

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

fig. 2 is a schematic structural view of an air-cooling structure of embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a rotating structure of embodiment 1 of the present invention;

FIG. 4 is a schematic structural view of embodiment 2 of the present invention;

FIG. 5 is a schematic structural view of embodiment 3 of the present invention;

FIG. 6 is a schematic structural view of embodiment 4 of the present invention;

FIG. 7 is a schematic structural view of embodiment 5 of the present invention; .

In the figure: 1. the tower comprises a tower body, 2 spray pipes, 3 spray heads, 4 heat exchange pipes, 5 auxiliary parts, 6 fixing boxes, 7 transmission shafts, 8 reversing gears, 9 rotating shafts, 10 fan blades, 11 baffle plates, 12 mounting parts, 13 screw rods, 14 limiting parts and 15 fans.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

References to "above" and "below" in the normal use of the tower 1 are only for convenience of describing the utility model and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Example 1

As shown in fig. 1-2, the auxiliary device for a heat exchange tube of a dry-wet combined closed cooling tower in embodiment 1 includes a tower body 1, a heat exchange tube 4 disposed in the tower body 1, a spray tube 2 disposed above the heat exchange tube 4, and an air cooling structure connected to the tower body 1, the spray tube 2 is connected to a spray header 3, and further includes an auxiliary structure connected to the heat exchange tube 4, the auxiliary structure includes a rotation structure connected to the heat exchange tube 4 and an auxiliary member 5 connected to the rotation structure, the auxiliary member 5 is disposed opposite to the spray header 3, and the auxiliary member 5 is conical.

When heat exchange is carried out, hot circulating water enters the heat exchange tube 4, the spray pipe 2 works to spray water towards the heat exchange tube 4 through the spray head 3, meanwhile, the air cooling structure works to accelerate the air flow rate in the tower body 1, so that under the action of the spraying water and the air, the circulating water in the heat exchange pipe 4 is cooled, so that the purpose of heat exchange is realized, when water drops fall from the spray header 3, and comes into contact with the top end of the auxiliary member 5, so that the water drops are broken into a plurality of small water drops, the surface area is increased, thereby increasing the contact area with the heat exchange tube 4, and simultaneously, the air in the tower body 1 flows to drive the rotating structure to work so as to lead the auxiliary part 5 to rotate, under the effect of centrifugal force, can throw away little drop of water for on little drop of water can be dispersed different heat exchange tubes 4, enlarged the scope that sprays, thereby promoted heat transfer effect.

As shown in fig. 3, the rotating structure includes a fixing box 6 connected to the heat exchange tube 4, a transmission shaft 7 connected to the auxiliary member 5, a fan blade 10 disposed outside the fixing box 6, and a rotating shaft 9 connected to the fan blade 10, a reversing gear 8 is disposed in the fixing box 6, and the rotating shaft 9 is connected to the transmission shaft 7 through the reversing gear 8.

When the air cooling structure in the tower body 1 works, the air at the bottom moves upwards, the fan blades 10 can be driven to rotate through the flowing of the air, the rotating shaft 9 rotates, the reversing gear 8 can comprise two bevel gears which are meshed with each other, the two bevel gears are respectively connected with the transmission shaft 7 and the rotating shaft 9, the transmission shaft 7 can be driven to rotate through the reversing gear, the auxiliary part 5 rotates, the purpose of rotating the auxiliary part 5 is achieved, a driving source does not need to be additionally added, and the air cooling structure is more energy-saving and environment-friendly.

As shown in fig. 4, the auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower in embodiment 2 is based on embodiment 1, and is different from embodiment 1 in that the heat exchange tube 4 is provided with grooves, and the grooves are distributed along the length direction of the heat exchange tube 4.

In this embodiment, through set up flutedly on heat exchange tube 4, can increase heat exchange tube 4's surface area, increased the area of contact of heat exchange tube 4 with water and air to make the circulating water in the heat exchange tube 4 can be cooled by better cooling, promoted the effect of heat transfer, the recess that sets up simultaneously also makes partial drop of water can gather in the inside of recess, has prolonged the time that the drop of water stays on heat exchange tube 4, thereby can absorb more heats, promote the refrigerated effect of cooling.

As shown in fig. 5, the auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower in embodiment 3 is based on embodiment 2, and is different from embodiment 2 in that a baffle 11 is arranged in the groove, and the length of the baffle 11 is the same as that of the groove.

In this embodiment, through the baffle 11 that sets up, when increasing area of contact, also prolonged the flow path of drop in the recess for the drop can be better by the gathering in the inside of recess, thereby prolonged the contact time of drop and heat exchange tube 4, thereby promoted the effect of heat transfer.

As shown in fig. 6, the auxiliary device for the heat exchange tube of the dry and wet combined closed cooling tower in embodiment 4 is based on embodiment 1, and is different from embodiment 1 in that a dismounting structure is connected between the auxiliary structure and the heat exchange tube 4, the dismounting structure includes a screw 13 and two mounting parts 12 detachably connected and matched with the heat exchange tube 4, one of the mounting parts 12 is connected with the auxiliary structure, and the mounting part 12 is provided with a threaded hole matched with the screw 13.

In this embodiment, when the auxiliary structure damages, can rotate screw rod 13, make screw rod 13 and screw hole separation, thereby be convenient for two installed part 12 separations, thereby can dismantle the auxiliary structure from heat exchange tube 4, removable new auxiliary structure, after new auxiliary structure installs on heat exchange tube 4, screw rod 13 is screwed up, make two installed part 12 can be fixed on heat exchange tube 4, thereby realized auxiliary structure detachable purpose, the convenience of having improved the change maintenance, staff's work burden has been reduced.

As shown in fig. 7, the auxiliary device for the heat exchange tube of the combined dry and wet closed cooling tower in embodiment 5 is based on embodiment 4, and is different from embodiment 4 in that a positioning structure is connected between the mounting member 12 and the heat exchange tube 4, and the positioning structure includes a limiting groove formed in one of the heat exchange tube 4 and the mounting member 12 and a limiting member 14 provided on the other and matched with the limiting groove.

In this embodiment, inlay in the recess through the locating part 14 that sets up, can make the auxiliary structure can not appear the round trip movement's function after installing on heat exchange tube 4, restricted auxiliary structure's position, improved the stability of auxiliary structure after installing on heat exchange tube 4 for auxiliary 5 can just to shower head 3, avoids auxiliary 5's position to take place the skew and can't carry out the work broken and thrown away to the shower water.

As shown in fig. 2, the air cooling structure includes an air outlet disposed above the tower body 1, a fan 15 disposed in the air outlet, and an air inlet disposed below one side of the tower body 1.

During the heat transfer, control fan 15 starts for the air flow rate in the tower body 1 for outside air passes through the inside that the air inlet got into tower body 1, and the last gas outlet discharge of following of upflow again, thereby takes away the heat on the heat exchange tube 4, realizes giving the refrigerated purpose of heat exchange tube 4 cooling, promotes the effect of heat transfer.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make various improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides an auxiliary device that is used for dry and wet heat exchange tube of jointly closed cooling tower, includes tower body (1), sets up heat exchange tube (4) in tower body (1), sets up in shower (2) of heat exchange tube (4) top and the forced air cooling structure of being connected with tower body (1), be connected with shower (3) on shower (2), its characterized in that:

still include the auxiliary structure who is connected with heat exchange tube (4), auxiliary structure includes rotating-structure be connected with heat exchange tube (4) and auxiliary member (5) be connected with rotating-structure, auxiliary member (5) are just to setting up with shower head (3), the shape of auxiliary member (5) is conical.

2. The auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower as claimed in claim 1, wherein: the rotating structure comprises a fixing box (6) connected with the heat exchange tube (4), a transmission shaft (7) connected with the auxiliary piece (5), fan blades (10) arranged outside the fixing box (6) and a rotating shaft (9) connected with the fan blades (10), wherein a reversing gear (8) is arranged in the fixing box (6), and the rotating shaft (9) is connected with the transmission shaft (7) through the reversing gear (8).

3. The auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower as claimed in claim 1, wherein: the heat exchange tube (4) is provided with grooves, and the grooves are distributed along the length direction of the heat exchange tube (4).

4. The auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower as claimed in claim 3, wherein: a baffle (11) is arranged in the groove, and the length of the baffle (11) is consistent with that of the groove.

5. The auxiliary device for the heat exchange pipe of the combined dry and wet closed cooling tower as claimed in claim 1, wherein: a disassembly structure is connected between the auxiliary structure and the heat exchange tube (4).

6. The auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower as claimed in claim 5, wherein: the disassembly structure comprises a screw rod (13) and two disassembly connection installation parts (12) matched with the heat exchange tube (4), wherein one installation part (12) is connected with the auxiliary structure, and the installation part (12) is provided with a threaded hole matched with the screw rod (13).

7. The auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower as claimed in claim 6, wherein: and a positioning structure is connected between the mounting piece (12) and the heat exchange tube (4).

8. The auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower as claimed in claim 7, wherein: the positioning structure comprises a limiting groove arranged on one of the heat exchange tube (4) and the mounting piece (12) and a limiting piece (14) arranged on the other and matched with the limiting groove.

9. The auxiliary device for the heat exchange tube of the combined wet and dry closed cooling tower as claimed in claim 1, wherein: the air cooling structure comprises an air outlet arranged above the tower body (1), a fan (15) arranged in the air outlet and an air inlet arranged below one side of the tower body (1).