CN214095647U

CN214095647U - Closed heat exchanger for cooling tower that heat exchange efficiency is good

Info

Publication number: CN214095647U
Application number: CN202022566409.3U
Authority: CN
Inventors: 严樱琪; 严国勤; 蒋达明; 许伟文; 谈文彬
Original assignee: Jiangsu Xinhuaqi Environmental Engineering Co ltd
Current assignee: Jiangsu Xinhuaqi Environmental Engineering Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-08-31
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a heat exchanger for closed cooling tower that heat exchange efficiency is good, including thermal current import, supporting leg, casing, fixing base and thermal current export, the supporting leg is all installed to four corners of casing bottom, the intermediate position department of casing bottom one side is fixed with the thermal current import, the inside of baffling board has all been run through to have the pipeline, and the one end of pipeline all is fixed with the one end of cold flow export to the other end of pipeline all extends to the inside of cold flow control box, one side on casing top is fixed with the thermal current export. The utility model discloses an inside of box is provided with recovery unit under heat exchanger for cooling tower, can utilize first water pump to take out the inside of raceway to the inside of flowing into down the inside water of box, has realized the reuse to the inside water of lower box, prevents that the inside water of box is discharged at will down, causes the waste of water resource, and the setting of this structure has improved holistic economic environmental protection nature.

Description

Closed heat exchanger for cooling tower that heat exchange efficiency is good

Technical Field

The utility model relates to a heat exchanger technical field specifically is a heat exchanger for closed cooling tower that heat exchange efficiency is good.

Background

With the continuous development of the science and technology of the national economy, the cooling tower is applied to the industrial production of electricity, chemical industry, petroleum and the like in a large scale, the cooling tower is a large-scale cooling device, a heat exchanger is arranged in the cooling tower, and the heat exchanger is used for transferring and exchanging heat in a convection mode to achieve the purpose of cooling;

however, the existing heat exchanger for the cooling tower is inconvenient for recycling the internal cooling water, and easily causes waste of water resources, so that a heat exchanger for a closed cooling tower with good heat exchange efficiency is developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat exchanger for closed cooling tower that heat exchange efficiency is good to the heat exchanger for cooling tower that proposes in solving above-mentioned background art is not convenient for carry out reuse to inside cooling water, causes the problem of the waste of water resource easily.

In order to achieve the above object, the utility model provides a following technical scheme: a heat exchanger for a closed cooling tower with good heat exchange efficiency comprises a heat flow inlet, supporting legs, a shell, a fixed seat and a heat flow outlet, wherein the supporting legs are installed at four corners of the bottom end of the shell, the heat flow inlet is fixed at the middle position of one side of the bottom end of the shell, the fixed seat is fixed at the bottom end of one side of the shell, a recovery device is arranged at one side of the top end of the fixed seat and comprises a collection port, a water pipe, a first water pump and a first water inlet pipe, the first water pump is fixed at one side of the top end of the fixed seat, the first water inlet pipe extends into a water tank, the water pipe is fixed at one side of the bottom end of the first water pump, one end of the water pipe extends to the bottom end of the lower box body, the collection port is fixed at one end of the water pipe, and the water tank is arranged at one side of the recovery device, the bottom end of the water tank is fixed with the top end of the fixing seat, a refrigeration structure is arranged in the water tank, the top end of the water tank is connected with a second water pump through a water pipe, one side of the second water pump is fixed with one side of the shell, one side of the second water pump is connected with a cold flow inlet through a water pipe, the bottom end of the cold flow inlet extends into the shell, one side of the interior of the shell is fixed with a lower box body, one side of the lower box body is fixed with a cold flow outlet, the top end of the lower box body is fixed with a cold flow control box, an adjusting structure is arranged in the cold flow control box, one side of the cold flow control box is provided with a baffle plate, one end of the baffle plate is fixed with one end of the interior of the shell, pipelines penetrate through the interior of the baffle plate, one end of each pipeline is fixed with one end of the cold flow outlet, and the other end of each pipeline extends into the interior of the cold flow control box, and a heat flow outlet is fixed on one side of the top end of the shell.

Preferably, the refrigeration structure includes cooling bag, refrigeration piece and heat preservation, the cooling bag all sets up in the inside of water tank, the inside of cooling bag evenly is provided with the refrigeration piece, the heat preservation sets up in the inside of water tank.

Preferably, the cooling bags are arranged inside the refrigerating block and are uniformly distributed inside the refrigerating block.

Preferably, adjust the structure including stirring piece, filter block, first filtration pore, second filtration pore, articulated piece, regulating block sealing rubber piece and spout, the filter block is fixed in the inside one side of cold flow control box, the inside of filter block has evenly run through first filtration pore, the intermediate position department of filter block is fixed with articulated piece, one side of articulated piece articulates there is the regulating block, the inside of regulating block evenly runs through has the second filtration pore, the top of regulating block is fixed with stirs the piece, the bottom of regulating block is provided with sealing rubber piece, and sealing rubber piece's bottom and the inside bottom mounting of cold flow control box, sealing rubber piece's inside is provided with the spout.

Preferably, the inner diameter of the sliding groove is larger than the outer diameter of the adjusting block, and a sliding structure is formed between the adjusting block and the sliding groove.

Preferably, the pipeline is provided with a plurality of in the inside of casing, and a plurality of pipeline is "U" type distribution in the inside of casing.

Compared with the prior art, the beneficial effects of the utility model are that: the heat exchanger for the closed cooling tower with good heat exchange efficiency not only realizes the reutilization of internal cooling water, but also simultaneously realizes the improvement of the integral heat exchange effect and the flexible adjustment of the flow of the cooling water;

(1) the recovery device is arranged in the lower box body of the heat exchanger for the cooling tower, so that water flowing into the lower box body can be pumped into the water delivery pipe by the first water pump and then is input into the water tank, the water in the lower box body is recycled, the water in the lower box body is prevented from being discharged at will, and the waste of water resources is avoided;

(2) the refrigeration structure is arranged in the water tank of the heat exchanger for the cooling tower, so that the water in the water tank can be kept at a lower temperature by the refrigeration block, the influence of the external temperature on the water temperature in the water tank can be reduced by the arrangement of the heat insulation layer, the water temperature in the water tank can be kept at the same temperature, the temperature of the water entering the pipeline is lower, and the overall heat exchange efficiency is improved;

(3) the adjusting structure is arranged in the cold flow control box of the heat exchanger for the cooling tower, the stirring block can be stirred to adjust the relative positions of the first filtering hole and the second filtering hole, the flow of the cold flow inside the inlet pipeline can be flexibly adjusted according to the requirement, unnecessary energy loss is avoided, and the overall practicability and flexibility are improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic side view, sectional structure of the adjusting structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a heat flow inlet; 2. supporting legs; 3. a housing; 4. a cold flow outlet; 5. a lower box body; 6. a recovery device; 601. a collection port; 602. a water delivery pipe; 603. a first water pump; 604. a first water inlet pipe; 7. a refrigeration structure; 701. a cooling bag; 702. a refrigeration block; 703. a heat-insulating layer; 8. a fixed seat; 9. a water tank; 10. a second water pump; 11. a cold flow inlet; 12. an adjustment structure; 1201. a shifting block; 1202. a filter block; 1203. a first filtering hole; 1204. a second filtering hole; 1205. a hinged block; 1206. an adjusting block; 1207. sealing the rubber block; 1208. a chute; 13. a hot fluid outlet; 14. a cold flow control box; 15. a pipeline; 16. and (7) a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious 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.

Referring to fig. 1-4, the present invention provides an embodiment: a heat exchanger for a closed cooling tower with good heat exchange efficiency comprises a heat inlet 1, support legs 2, a shell 3, a fixed seat 8 and a heat outlet 13, wherein the support legs 2 are installed at four corners of the bottom end of the shell 3, the heat inlet 1 is fixed at the middle position of one side of the bottom end of the shell 3, the fixed seat 8 is fixed at the bottom end of one side of the shell 3, a recovery device 6 is arranged at one side of the top end of the fixed seat 8, a water tank 9 is arranged at one side of the recovery device 6, the bottom end of the water tank 9 is fixed with the top end of the fixed seat 8, a refrigeration structure 7 is arranged inside the water tank 9, the top end of the water tank 9 is connected with a second water pump 10 through a water pipe, one side of the second water pump 10 is fixed with one side of the shell 3, one side of the second water pump 10 is connected with a cold flow inlet 11 through a water pipe, the bottom end of the cold flow inlet 11 extends to the inside of the shell 3, a lower box 5 is fixed at one side inside the shell 3, a cold flow outlet 4 is fixed on one side of the lower box body 5, a cold flow control box 14 is fixed on the top end of the lower box body 5, an adjusting structure 12 is arranged inside the cold flow control box 14, a baffle plate 16 is arranged on one side of the cold flow control box 14, one end of the baffle plate 16 is fixed with one end inside the shell 3, pipelines 15 penetrate through the baffle plate 16, one ends of the pipelines 15 are fixed with one end of the cold flow outlet 4, the other ends of the pipelines 15 extend into the cold flow control box 14, a plurality of pipelines 15 are arranged inside the shell 3, the plurality of pipelines 15 are distributed in a U shape inside the shell 3, and a hot flow outlet 13 is fixed on one side of the top end of the shell 3;

the recycling device 6 comprises a collecting port 601, a water pipe 602, a first water pump 603 and a first water inlet pipe 604, wherein the first water pump 603 is fixed at one side of the top end of the fixed seat 8, the type of the first water pump 603 can be JYQW, the input end of the first water pump 603 is electrically connected with the output end of the control panel through a wire, the first water inlet pipe 604 is fixed at one side of the first water pump 603, the first water inlet pipe 604 extends to the inside of the water tank 9, the water pipe 602 is fixed at one side of the bottom end of the first water pump 603, one end of the water pipe 602 extends to the bottom end of the inside of the lower box body 5, and the collecting port 601 is fixed at one end of the water pipe 602;

specifically, as shown in fig. 1 and 2, when the structure is used, firstly, when the water in the lower box 5 is accumulated to a certain extent, the first water pump 603 is started to control the switch, and the first water pump 603 pumps the water flowing into the lower box 5 from the collection port 601 to the inside of the water pipe 602 and then returns to the inside of the water tank 9 through the first water inlet pipe 604, so that the water in the lower box 5 is recycled, the water in the lower box 5 is prevented from being discharged randomly, waste of water resources is avoided, and the structure improves the overall economic and environmental protection performance;

the refrigerating structure 7 comprises cooling bags 701, refrigerating blocks 702 and an insulating layer 703, the cooling bags 701 are all arranged inside the water tank 9, the refrigerating blocks 702 are uniformly arranged inside the cooling bags 701, the insulating layer 703 is arranged inside the water tank 9, the cooling bags 701 are arranged inside the refrigerating blocks 702, and the cooling bags 701 are uniformly distributed inside the refrigerating blocks 702;

specifically, as shown in fig. 1 and fig. 2, when the structure is used, firstly, the refrigeration block 702 can keep the water in the water tank 9 at a lower temperature, and the arrangement of the heat insulation layer 703 can reduce the influence of the external temperature on the water temperature inside the water tank 9, so that the water temperature inside the water tank 9 can be kept at the same temperature, the temperature of the water entering the pipeline 15 is lower, and the overall heat exchange efficiency is improved;

the adjusting structure 12 comprises a toggle block 1201, a filter block 1202, a first filter hole 1203, a second filter hole 1204, a hinge block 1205, an adjusting block 1206, a sealing rubber block 1207 and a sliding groove 1208, the filter block 1202 is fixed on one side inside the cold flow control box 14, the first filter hole 1203 uniformly penetrates through the inside of the filter block 1202, the hinge block 1205 is fixed at the middle position of the filter block 1202, the adjusting block 1206 is hinged to one side of the hinge block 1205, the second filter hole 1204 uniformly penetrates through the inside of the adjusting block 1206, the toggle block 1201 is fixed at the top end of the adjusting block 1206, the sealing rubber block 1207 is arranged at the bottom end of the adjusting block 1206, the bottom end of the sealing rubber block 1207 is fixed with the bottom end inside the cold flow control box 14, the sliding groove 1208 is arranged inside the sealing rubber block 1207, the inner diameter of the sliding groove 1208 is larger than the outer diameter of the adjusting block 1206, and a sliding structure is formed between the adjusting block 1206 and the sliding groove 1208;

specifically, as shown in fig. 1, fig. 3 and fig. 4, when the structure is used, firstly, the toggle block 1201 is shifted to one side, at this time, the adjusting block 1206 slides in the chute 1208, when the first filtering hole 1203 on the filtering block 1202 and the second filtering hole 1204 on the adjusting block 1206 completely coincide, the flow entering the inside of the pipeline 15 is larger, the flow entering the cold flow inside the pipeline 15 can be flexibly adjusted according to the setting of the structure, unnecessary energy loss is avoided, and the overall practicability and flexibility are improved.

The working principle is as follows: when the closed cooling tower heat exchanger external power supply with good heat exchange efficiency is used, firstly, liquid to be cooled is connected into the shell 3 from the heat flow inlet 1, a control switch of the second water pump 10 is started, cooling water in the water tank 9 is pumped into the cold flow control box 14, when the cold flow of the inside of the pipeline 15 needs to be adjusted, the toggle block 1201 is toggled to one side, at the moment, the adjusting block 1206 slides in the chute 1208, and the flow of the inside of the pipeline 15 is controlled by adjusting the relative positions of the first filtering hole 1203 in the filtering block 1202 and the second filtering hole 1204 in the adjusting block 1206;

secondly, when liquid needing to be cooled enters the inside of the shell 3, the liquid needing to be cooled sequentially bypasses the baffle plates 16, the baffle plates 16 can prolong the heat exchange time of the liquid needing to be cooled in the inside of the shell 3, at the moment, cold flow sequentially passes through the inside of the pipeline 15 and then enters the inside of the lower box 5 from one side of the cold flow outlet 4, when the water in the lower box 5 is accumulated to a certain degree, the first water pump 603 is started to control the switch, the first water pump 603 pumps the water flowing into the inside of the lower box 5 from the collecting opening 601 to the inside of the water conveying pipe 602 and then returns to the inside of the water tank 9 through the first water inlet pipe 604, and the water in the lower box 5 is recycled;

finally, when the liquid to be cooled flows out from the inside of the heat outflow port 13 through the last baffle plate 16, in the whole process, the refrigeration block 702 can keep the water in the water tank 9 at a lower temperature, and the arrangement of the heat insulation layer 703 can reduce the influence of the external temperature on the water temperature inside the water tank 9, so that the water temperature in the water tank 9 can be kept at the same temperature, and the use work of the heat exchanger for the closed cooling tower with good heat exchange efficiency is finally completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a heat exchanger for closed cooling tower that heat exchange efficiency is good, includes heat flow import (1), supporting leg (2), casing (3), fixing base (8) and heat flow export (13), its characterized in that: the four corners of the bottom end of the shell (3) are respectively provided with a supporting leg (2), a heat flow inlet (1) is fixed at the middle position of one side of the bottom end of the shell (3), a fixed seat (8) is fixed at the bottom end of one side of the shell (3), a recovery device (6) is arranged at one side of the top end of the fixed seat (8), the recovery device (6) comprises a collection port (601), a water pipe (602), a first water pump (603) and a first water inlet pipe (604), the first water pump (603) is fixed at one side of the top end of the fixed seat (8), the first water inlet pipe (604) is fixed at one side of the first water pump (603), the first water inlet pipe (604) extends to the inside of the water tank (9), the water pipe (602) is fixed at one side of the bottom end of the first water pump (603), and one end of the water pipe (602) extends to the bottom end of the inside of the lower tank (5), a collecting port (601) is fixed at one end of the water pipe (602), a water tank (9) is arranged at one side of the recovery device (6), the bottom end of the water tank (9) is fixed with the top end of the fixing seat (8), a refrigerating structure (7) is arranged inside the water tank (9), the top end of the water tank (9) is connected with a second water pump (10) through a water pipe, one side of the second water pump (10) is fixed with one side of the shell (3), one side of the second water pump (10) is connected with a cold flow inlet (11) through a water pipe, the bottom end of the cold flow inlet (11) extends into the shell (3), a lower box body (5) is fixed at one side inside the shell (3), a cold flow outlet (4) is fixed at one side of the lower box body (5), a cold flow control box (14) is fixed at the top end of the lower box body (5), and an adjusting structure (12) is arranged inside the cold flow control box (14), one side of cold flow control box (14) is provided with baffling board (16), and the one end of baffling board (16) all is fixed with the inside one end of casing (3), the inside of baffling board (16) all runs through has pipeline (15), and the one end of pipeline (15) all is fixed with the one end of cold flow export (4), and the other end of pipeline (15) all extends to the inside of cold flow control box (14), one side on casing (3) top is fixed with hot fluid export (13).

2. The heat exchanger for the closed cooling tower with good heat exchange efficiency as recited in claim 1, wherein: refrigeration structure (7) include cooling bag (701), refrigeration piece (702) and heat preservation (703), cooling bag (701) all set up in the inside of water tank (9), the inside of cooling bag (701) evenly is provided with refrigeration piece (702), heat preservation (703) set up in the inside of water tank (9).

3. The heat exchanger for the closed cooling tower with good heat exchange efficiency as recited in claim 2, wherein: the cooling bag (701) is provided with a plurality of in the inside of refrigeration piece (702), a plurality of cooling bag (701) is evenly distributed in the inside of refrigeration piece (702).

4. The heat exchanger for the closed cooling tower with good heat exchange efficiency as recited in claim 1, wherein: the adjusting structure (12) comprises a toggle block (1201), a filter block (1202), a first filter hole (1203), a second filter hole (1204), a hinge block (1205), an adjusting block (1206), a sealing rubber block (1207) and a sliding groove (1208), the filter block (1202) is fixed on one side of the interior of the cold flow control box (14), the first filter hole (1203) is uniformly penetrated through the interior of the filter block (1202), the hinge block (1205) is fixed at the middle position of the filter block (1202), the adjusting block (1206) is hinged on one side of the hinge block (1205), the second filter hole (1204) is uniformly penetrated through the interior of the adjusting block (1206), the toggle block (1201) is fixed at the top end of the adjusting block (1206), the sealing rubber block (1207) is arranged at the bottom end of the adjusting block (1206), and the bottom end of the sealing rubber block (1207) is fixed with the bottom end of the interior of the cold flow control box (14), the inside of sealing rubber piece (1207) is provided with spout (1208).

5. The heat exchanger for the closed cooling tower with good heat exchange efficiency as recited in claim 4, wherein: the inner diameter of the sliding groove (1208) is larger than the outer diameter of the adjusting block (1206), and a sliding structure is formed between the adjusting block (1206) and the sliding groove (1208).

6. The heat exchanger for the closed cooling tower with good heat exchange efficiency as recited in claim 1, wherein: the pipeline (15) is provided with a plurality of in the inside of casing (3), a plurality of pipeline (15) is "U" type distribution in the inside of casing (3).