CN223596607U

CN223596607U - A high-efficiency heat exchanger

Info

Publication number: CN223596607U
Application number: CN202520245746.2U
Authority: CN
Inventors: 霍云龙; 杨伟东; 胡文广
Original assignee: Guangzhou Lianyou Energy Co ltd
Current assignee: Guangzhou Lianyou Energy Co ltd
Priority date: 2025-02-17
Filing date: 2025-02-17
Publication date: 2025-11-25
Anticipated expiration: 2035-02-17

Abstract

This utility model provides a high-efficiency heat exchanger, belonging to the technical field of heat exchanger technology. The high-efficiency heat exchanger includes a heat exchanger body and a filtration section. One end of a three-way pipe is connected to the heat medium outlet of the heat exchanger body, and an outer shell is connected to the top of the three-way pipe. The bottom end of the liquid outlet pipe is connected to the top of the outer shell, and a filter element is installed inside the outer shell. A storage box is connected to the bottom of the three-way pipe. A drain port is provided at the bottom of the storage box, and a sealing plug is provided to seal the drain port. The heat medium liquid entering the three-way pipe is filtered by the filter element inside the outer shell and finally discharged from the liquid outlet pipe, allowing the liquid to be directly filtered after heat exchange. Impurities filtered out by the filter element fall directly through the bottom of the three-way pipe into the storage box for storage and collection under gravity. The impurities collected inside the storage box are discharged from the drain port, preventing the filtered impurities from affecting the filtration effect of the filter element.

Description

Efficient heat exchanger

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a high-efficiency heat exchanger.

Background

Is an energy-saving device for realizing heat transfer between materials between two or more fluids with different temperatures. The heat is transferred from fluid with higher temperature to fluid with lower temperature so as to meet the requirements of process conditions, and is one of main equipment for improving the energy utilization rate.

When the feed liquid with higher heat in the process passes through the heat exchanger for heat exchange and temperature reduction, impurities in the feed liquid can not be filtered while heat exchange is carried out in the heat exchanger equipment, and then the feed liquid is required to be led to the filtering equipment for re-filtering treatment.

Disclosure of utility model

In order to make up for the defects, the utility model provides a high-efficiency heat exchanger, and aims to solve the problem that impurities in feed liquid cannot exchange heat in heat exchanger equipment and simultaneously perform filtration treatment.

The utility model is realized in the following way:

The utility model provides a high-efficiency heat exchanger, which comprises a heat exchanger main body and a filtering part.

The filter part comprises a three-way pipe, a shell part, a drain pipe, a filter part and a storage box, wherein one end of the three-way pipe is communicated with a heating medium outlet of the heat exchanger main body, the shell part is communicated with the top of the three-way pipe, the bottom of the drain pipe is communicated with the top of the shell part, the filter part is arranged inside the shell part, the storage box is communicated with the bottom of the three-way pipe, a drain outlet is formed in the bottom of the storage box, and a sealing head for sealing the drain outlet is arranged at the bottom of the storage box.

In one embodiment of the utility model, the heat exchanger main body comprises an outer tube and an inner heat conducting tube, a plurality of the inner heat conducting tubes are arranged in the outer tube, two ends of the outer tube are respectively provided with a heat medium liquid inlet and a heat medium liquid outlet which are communicated with the inner heat conducting tube, and two ends above the outer tube are respectively provided with a refrigerant inlet and a refrigerant outlet which are communicated with the inside of the cavity.

In one embodiment of the utility model, the heat exchanger main body further comprises a plurality of partition boards, and the partition boards are arranged inside the outer cylinder pipe in a separated mode.

In one embodiment of the utility model, the heat exchanger body further comprises a fixing seat, and the fixing seat is arranged at the bottom of the outer bobbin.

In one embodiment of the utility model, the filter element comprises a filter mesh and a retaining ring plate, the retaining ring plate being fixed inside the housing element, the filter mesh being mounted below the retaining ring plate.

In one embodiment of the utility model, a limiting ring plate is arranged below the filter screen, and the filter screen, the fixed ring plate and the limiting ring plate are connected through a first fixed bolt.

In one embodiment of the utility model, the housing member comprises a lower shell and an upper shell, the lower shell and the upper shell being detachably connected by a connecting member.

In one embodiment of the present utility model, the connection member includes a lower ear plate fixed to the outside of the lower case and an upper ear plate fixed to the outside of the upper case, and the lower ear plate and the upper ear plate are connected by a second fixing bolt.

The efficient heat exchanger has the beneficial effects that the heat medium liquid directly enters the three-way pipe after heat exchange between the heat exchanger main body and the refrigerant liquid. The heat medium liquid entering the three-way pipe is filtered by the filter element in the shell part through the upper part and finally discharged from the liquid outlet pipe, so that the liquid is directly filtered after heat exchange. The impurity of filtering through the filter element falls into the storage box inside through the three-way pipe bottom under the action of gravity and stores the collection, and the impurity of the inside collection of storage box is discharged from the drain, can avoid the impurity of filtering out to influence the filter effect of filter element.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a high efficiency heat exchanger according to an embodiment of the present utility model;

fig. 2 is a schematic view of a main structure of a heat exchanger according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a filtering portion according to an embodiment of the present utility model;

Fig. 4 is a schematic diagram of a partial enlarged structure of a portion a in fig. 3 according to an embodiment of the present utility model.

In the figure, 10-heat exchanger main body, 110-outer tube, 120-inner heat conducting tube, 130-heat medium liquid inlet, 140-heat medium liquid outlet, 150-refrigerant inlet, 160-refrigerant outlet, 170-partition plate, 180-fixing seat, 20-filtering part, 210-three-way tube, 220-shell member, 221-lower shell body, 222-upper shell body, 230-liquid outlet tube, 240-filtering member, 241-filter screen, 242-fixed ring plate, 243-limit ring plate, 244-first fixed bolt, 250-storage box, 260-blocking head, 270-connecting member, 271-lower ear plate, 272-upper ear plate and 273-second fixed bolt.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1 to 4, the present utility model provides a high efficiency heat exchanger, which includes a heat exchanger body 10 and a filtering portion 20.

Wherein, the heat medium liquid directly enters the filtering part 20 after exchanging heat with the refrigerant liquid through the heat exchanger main body 10, and the filtering part 20 can directly filter the impurities carried by the heat exchanger in the heat medium liquid.

Referring to fig. 1 and 3, the filter portion 20 includes a tee 210, a housing member 220, a drain 230, a filter 240, and a storage box 250. One end of the three-way pipe 210 is communicated with a heat medium outlet of the heat exchanger main body 10, the shell member 220 is communicated with the top of the three-way pipe 210, and the bottom end of the liquid outlet pipe 230 is communicated with the top of the shell member 220. The filter member 240 is installed inside the housing member 220, the storage box 250 is communicatively disposed at the bottom of the tee pipe 210, a drain outlet is disposed at the bottom of the storage box 250, and a sealing head 260 for sealing the drain outlet is disposed at the bottom of the storage box 250.

The heat medium liquid directly enters the three-way pipe 210 after exchanging heat with the refrigerant liquid through the heat exchanger main body 10. The heating medium liquid entering the three-way pipe 210 enters the inside of the shell member 220 from the upper part, is filtered by the filter member 240 inside the shell member 220, and finally is discharged from the liquid outlet pipe 230. Impurities filtered by the filter element 240 directly fall into the storage box 250 through the bottom end of the three-way pipe 210 under the action of gravity for storage and collection, after the equipment stops running, the plugging head 260 can be opened, the impurities collected in the storage box 250 are discharged from the sewage outlet, and the effect that the filtered impurities affect the filter element 240 can be avoided.

In the above embodiment, referring to fig. 2, the heat exchanger body 10 includes the outer tube 110 and the inner heat conductive tube 120. The plurality of inner heat conducting pipes 120 are arranged inside the outer tube 110, both ends of the outer tube 110 are provided with a heat medium liquid inlet 130 and a heat medium liquid outlet 140 which are communicated with the inner heat conducting pipes 120, and both ends above the outer tube 110 are provided with a refrigerant inlet 150 and a refrigerant outlet 160 which are communicated with the cavity. The heat medium liquid enters the inner heat conducting pipe 120 through the heat medium liquid inlet 130, and finally is discharged into the three-way pipe 210 from the heat medium liquid outlet 140 at the other end, namely the heat medium liquid outlet 140 is in butt joint communication with the three-way pipe 210. The refrigerant liquid enters the cavity of the outer tube 110 through the refrigerant inlet 150 and finally is discharged from the refrigerant outlet 160.

Specifically, the heat exchanger body 10 further includes a partition 170, and a plurality of partitions 170 are disposed inside the outer tube 110, and the partition 170 is disposed to partition the refrigerant liquid. The heat exchanger body 10 further includes a fixing base 180, the fixing base 180 is disposed at the bottom of the outer tube 110, and the fixing base 180 is used for supporting the outer tube 110.

In a specific arrangement, referring to fig. 3, the filter 240 includes a filter screen 241 and a fixed ring plate 242. A fixed ring plate 242 is fixed inside the housing member 220, and the filter screen 241 is installed under the fixed ring plate 242. A limiting ring plate 243 is arranged below the filter screen 241, and the filter screen 241, the fixed ring plate 242 and the limiting ring plate 243 are connected through a first fixed bolt 244. The heat-exchanged feed liquid is filtered by a filter screen 241 in the filter 240 and discharged from the liquid outlet pipe 230.

Further, referring to fig. 3 and 4, the housing member 220 includes a lower case 221 and an upper case 222, and the lower case 221 and the upper case 222 are detachably connected by a connection member 270. The connector 270 includes a lower ear plate 271 and an upper ear plate 272, the lower ear plate 271 is fixed outside the lower case 221, the upper ear plate 272 is fixed outside the upper case 222, and the lower ear plate 271 and the upper ear plate 272 are connected by a second fixing bolt 273.

In use, the heat medium liquid directly enters the three-way pipe 210 after exchanging heat with the refrigerant liquid through the heat exchanger main body 10. The heating medium liquid entering the three-way pipe 210 enters the inside of the shell member 220 from the upper part, is filtered by the filter member 240 inside the shell member 220, and finally is discharged from the liquid outlet pipe 230. Impurities filtered by the filter element 240 directly fall into the storage box 250 through the bottom end of the three-way pipe 210 under the action of gravity for storage and collection, after the equipment stops running, the plugging head 260 can be opened, the impurities collected in the storage box 250 are discharged from the sewage outlet, and the effect that the filtered impurities affect the filter element 240 can be avoided.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A high-efficiency heat exchanger is characterized by comprising

The heat exchanger comprises a heat exchanger main body (10) and a filtering part (20), wherein the filtering part (20) comprises a three-way pipe (210), a shell part (220), a liquid outlet pipe (230), a filtering part (240) and a storage box (250), one end of the three-way pipe (210) is communicated with a heating medium outlet of the heat exchanger main body (10), the shell part (220) is communicated with the top of the three-way pipe (210), the bottom of the liquid outlet pipe (230) is communicated with the top of the shell part (220), the filtering part (240) is arranged inside the shell part (220), the storage box (250) is communicated with the bottom of the three-way pipe (210), a drain outlet is arranged at the bottom of the storage box (250), and a sealing head (260) for sealing the drain outlet is arranged at the bottom of the storage box (250).

2. The efficient heat exchanger as claimed in claim 1, wherein the heat exchanger main body (10) comprises an outer tube (110) and an inner heat conducting tube (120), a plurality of the inner heat conducting tubes (120) are arranged inside the outer tube (110), two ends of the outer tube (110) are respectively provided with a heat medium liquid inlet (130) and a heat medium liquid outlet (140) which are communicated with the inner heat conducting tube (120), and two ends above the outer tube (110) are respectively provided with a refrigerant inlet (150) and a refrigerant outlet (160) which are communicated with the inside of the cavity.

3. A high efficiency heat exchanger according to claim 2, wherein the heat exchanger body (10) further comprises a partition plate (170), a plurality of the partition plates (170) being disposed separately inside the outer tube (110).

4. A high efficiency heat exchanger according to claim 2, wherein the heat exchanger body (10) further comprises a fixing seat (180), the fixing seat (180) being arranged at the bottom of the outer tube (110).

5. A high efficiency heat exchanger according to claim 1, wherein the filter element (240) comprises a filter screen (241) and a stationary ring plate (242), the stationary ring plate (242) being fixed inside the housing element (220), the filter screen (241) being mounted below the stationary ring plate (242).

6. The efficient heat exchanger as recited in claim 5, wherein a limiting ring plate (243) is arranged below the filter screen (241), and the filter screen (241), the fixing ring plate (242) and the limiting ring plate (243) are connected by a first fixing bolt (244).

7. A high efficiency heat exchanger according to claim 1, wherein the housing member (220) comprises a lower shell (221) and an upper shell (222), the lower shell (221) and the upper shell (222) being detachably connected by means of a connecting member (270).

8. A high efficiency heat exchanger according to claim 7, wherein the connector (270) comprises a lower ear plate (271) and an upper ear plate (272), the lower ear plate (271) is fixed outside the lower housing (221), the upper ear plate (272) is fixed outside the upper housing (222), and the lower ear plate (271) and the upper ear plate (272) are connected by a second fixing bolt (273).