CN210021665U - Heat exchanger of freezing type compressed air drier - Google Patents
Heat exchanger of freezing type compressed air drier Download PDFInfo
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- CN210021665U CN210021665U CN201920424576.9U CN201920424576U CN210021665U CN 210021665 U CN210021665 U CN 210021665U CN 201920424576 U CN201920424576 U CN 201920424576U CN 210021665 U CN210021665 U CN 210021665U
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- chamber
- dried
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Abstract
The utility model relates to a heat exchanger of freezing formula compressed air desiccator, include: a body having a plurality of isolated chambers including at least one chamber to be dried, at least one refrigerant circulation chamber and at least one secondary cooling chamber; the refrigerant system is connected with the refrigerant circulating chamber, so that a refrigerant continuously circulates and flows between the refrigerant system and the refrigerant circulating chamber, and the gas in the chamber to be dried is indirectly cooled; a condensing pipeline system connected with the chamber to be dried and the secondary cooling chamber; the condensing pipeline system is used for guiding the gas with reduced temperature in the chamber to be dried into the secondary cooling chamber and filtering out the moisture condensed from the gas with reduced temperature, so that the gas flowing into the secondary cooling chamber is dried compared with the gas in the chamber to be dried, and the gas exhausted from the secondary cooling chamber is dried compared with the gas in the chamber to be dried.
Description
Technical Field
The present invention relates to gas drying systems, and more particularly to a heat exchanger for a refrigerated compressed air dryer.
Background
The prior art structure for cooling and drying gas is mostly as shown in fig. 10, and mainly comprises a pre-cooling chamber 70 and a cooling chamber 72 which are overlapped through a pipeline; an inner tube 73 in the pre-cooling chamber 70 is used for receiving external air, the received external air is introduced into the cooling chamber 72 through the inner tube, the inner tube in the cooling chamber 72 is a cooling medium cooling system 74, so that the temperature of the external air is reduced by heat exchange of the cooling medium cooling system 74 in the cooling chamber 72, the temperature of the external air is reduced, moisture enriched in the external air is condensed out, moisture of the condensed external air is filtered out by a moisture filter 75, and the drier external air is discharged into the pre-cooling chamber 70 and then discharged out through an exhaust port 76 for other industries, at this time, the air in the pre-cooling chamber 70 can perform preliminary pre-cooling on the air in the inner tube 73, and the cycle is performed. The structure in the prior art needs to be provided with the pre-cooling chamber and the cooling chamber respectively, so the environment area is huge when the structure is arranged, and the structure is not easy to install.
SUMMERY OF THE UTILITY MODEL
Therefore, the object of the present invention is to solve the above problems of the prior art, and to provide a heat exchanger of a refrigeration type compressed air dryer, which is characterized in that the pipeline design of the present invention has a function of secondary cooling of the temperature of the input gas, the first cooling of the input gas is performed by the cooled gas and the input gas through the pipeline to perform heat exchange cooling (because the main purpose of the present invention is to dry the moisture in the gas, the temperature of the output gas will be slightly increased, but the purpose of the present invention will not be affected), the second cooling is performed by the pipeline of the refrigerant system and the input gas to perform heat exchange cooling, after the above two cooling, the moisture in the input gas is condensed due to the temperature reduction, and the condensed moisture is filtered by the condensing pipeline system, and the remaining dry gas is discharged for other industries, compared with the prior art, the secondary cooling method has better cooling efficiency and smaller system installation space, thereby having higher use value.
In order to achieve the above object, the utility model provides a heat exchanger of freezing type compressed air drying machine, include: a body having a plurality of isolated chambers including at least one chamber to be dried, at least one refrigerant circulation chamber and at least one secondary cooling chamber; the chamber to be dried is a layer of the body and comprises a hot air inlet and at least one hot air outlet; the hot air inlet is positioned at the front end of the chamber to be dried, and the hot air outlet is positioned at the rear end of the chamber to be dried; the refrigerant circulating chamber is the other layer of the body and is positioned at the upper side or the lower side of the hot air outlet of the drying chamber; the same side wall of the refrigerant circulating chamber comprises a refrigerant inlet and a refrigerant outlet respectively; the secondary cooling chamber is arranged on the same layer as the refrigerant circulating chamber and is close to a hot gas inlet of the chamber to be dried; the secondary cooling chamber comprises an air inlet and an air outlet; the refrigerant system is respectively connected with the refrigerant inlet and the refrigerant outlet of the refrigerant circulating chamber, so that a refrigerant continuously circulates and flows between the refrigerant system and the refrigerant circulating chamber, and the gas in the chamber to be dried is indirectly cooled; a condensing pipeline system connected with the hot gas outlet of the chamber to be dried and the air inlet of the secondary cooling chamber; the condensing pipeline system is used for guiding the gas with reduced temperature in the chamber to be dried into the secondary cooling chamber and filtering the water condensed from the gas with reduced temperature, so that the gas flowing into the secondary cooling chamber is dried compared with the gas in the chamber to be dried.
Furthermore, the chamber to be dried, the refrigerant circulation chamber and the secondary cooling chamber are all of cubic chamber structures.
Further, the chamber to be dried includes a plurality of transverse partitions, each of which has one end connected to the rear inner wall of the chamber to be dried and the other end not contacting any sidewall of the inner space layer in which the hot gas circulates.
Further, the refrigerant circulation chamber is divided into a left chamber and a right chamber by a refrigerant partition plate, and the left chamber and the right chamber are communicated by a channel.
Furthermore, the air inlet is arranged on one side wall of the secondary cooling chamber, and the air outlet is arranged on the opposite side wall.
Furthermore, a plurality of flow guide clapboards are arranged in the secondary cooling chamber, so that the gas entering the secondary cooling chamber from the gas inlet can be divided into various areas of the secondary cooling chamber through the flow guide clapboards and then is discharged from the gas outlet.
Further, the material of the body is aluminum metal, so that each chamber can exchange heat.
Furthermore, the body is composed of a plurality of chambers to be dried, a plurality of refrigerant circulating chambers and a plurality of secondary cooling chambers which are arranged in a layered mode.
Further features of the invention and advantages thereof will be apparent from the following description, when read in conjunction with the accompanying drawings.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic view of the body of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of the chamber to be dried according to the present invention;
FIG. 4 is a top view of the chamber to be dried according to the present invention;
fig. 5 is a schematic view of the refrigerant circulation chamber of the present invention;
fig. 6 is a top view of the refrigerant circulation chamber of the present invention;
FIG. 7 is a schematic view of the secondary cooling chamber of the present invention;
FIG. 8 is a top view of the secondary cooling chamber of the present invention;
fig. 9 is a schematic view of another embodiment of the body of the present invention;
fig. 10 is a schematic view of a prior art dryer.
Description of the reference numerals
10 main body
11 waiting drying chamber
111 hot gas inlet
112 hot gas outlet
113 transverse partition
12 refrigerant circulating chamber
121 refrigerant inlet
122 refrigerant outlet
123 refrigerant partition plate
13 secondary cooling chamber
131 air inlet
132 exhaust port
133 flow guiding clapboard
20 refrigerant system
30 condensing the piping system.
Detailed Description
Now, the structural components of the present invention, and the functions and advantages thereof, are described in detail with reference to the accompanying drawings.
Referring to fig. 1, 2, 3, 5 and 7, the heat exchanger of the refrigerating compressed air dryer of the present invention includes:
a body 10 having a plurality of isolated chambers, including at least one chamber 11 to be dried, at least one refrigerant circulating chamber 12 and at least one secondary cooling chamber 13; wherein the chamber to be dried 11, the refrigerant circulation chamber 12 and the secondary cooling chamber 13 are all cubic cavity structures;
the chamber to be dried 11, which is a layer of the main body 10, includes a hot air inlet 111 and at least one hot air outlet 112; the hot air inlet 111 is located at the front end of the chamber to be dried 11, and the hot air outlet 112 is located at the rear end of the chamber to be dried 11; wherein the chamber to be dried 11 includes a plurality of transverse partitions 113, one end of each transverse partition 113 is connected to the inner wall of the rear end of the chamber to be dried 11, and the other end does not contact any side wall of the inner space layer of the hot air circulation;
the refrigerant circulating chamber 12 is another layer of the main body 10 and is located on the upper side or the lower side of the hot gas outlet 112 of the drying chamber; the same side wall of the refrigerant circulation chamber 12 includes a refrigerant inlet 121 and a refrigerant outlet 122 respectively, and is connected to a left side chamber and a right side chamber of the refrigerant circulation chamber 12 separated by a refrigerant partition 123, wherein the left side chamber and the right side chamber have a channel for communication;
the secondary cooling chamber 13 is located at the same layer as the refrigerant circulating chamber 12 and is close to the hot gas inlet 111 of the chamber to be dried 11; the secondary cooling chamber 13 comprises an air inlet 131 and an air outlet 132, the air inlet 131 is opened on one side wall of the secondary cooling chamber 13, and the air outlet 132 is opened on the opposite side wall; wherein, a plurality of flow guiding clapboards 133 are arranged in the secondary cooling chamber 13, so that the gas entering the secondary cooling chamber 13 from the gas inlet 131 can be divided into each area of the secondary cooling chamber 13 by each flow guiding clapboard 133 and then discharged from the gas outlet 132;
a refrigerant system 20 respectively connected to the refrigerant inlet 121 and the refrigerant outlet 122 of the refrigerant circulation chamber 12, so that a refrigerant continuously circulates and flows between the refrigerant system 20 and the refrigerant circulation chamber 12, and indirectly cools the gas in the chamber to be dried 11;
a condensing piping system 30 connecting the hot gas outlet 112 of the chamber to be dried 11 and the gas inlet 131 of the secondary cooling chamber 13; the condensing piping system 30 is used to introduce the gas with decreased temperature in the chamber to be dried 11 into the secondary cooling chamber 13 and to filter out the water condensed from the gas with decreased temperature, so that the gas flowing into the secondary cooling chamber 13 is dried compared to the gas in the chamber to be dried 11.
Hot air is introduced into the chamber to be dried 11 through the hot air inlet 111, when the hot air flows through the hot air outlet 112, the hot air is cooled by heat exchange in the refrigerant circulation chamber 12 on one side of the chamber to be dried 11 to condense water (because the refrigerant circulation chamber 12 is close to the hot air outlet 112), the condensed water is filtered by the condensing pipe system 30 and introduced into the secondary cooling chamber 13, and then discharged through the exhaust port 132 of the secondary cooling chamber 13, and the low-temperature and moisture-free air is also cooled by heat exchange with the air that has just flowed into the chamber to be dried 11 through the hot air inlet 111 when flowing through the secondary cooling chamber 13 (because the secondary cooling chamber 13 is close to the hot air inlet 111 of the chamber to be dried 11, the hot air inlet 111 is an inlet end of the hot air).
The material of the body 10 is aluminum metal, so that each chamber can perform heat exchange.
Referring to fig. 4, a gas flow diagram (black arrows indicate gas flow directions) in the chamber 11 to be dried according to the present invention shows that after the gas flows in from the hot gas inlet 111 of the chamber 11 to be dried, the gas is divided by the transverse partitions 113 and then flows to the hot gas outlets 112 respectively.
Please refer to fig. 6, which is a refrigerant flow diagram (black arrow indicates the refrigerant flow direction) in the refrigerant circulation chamber 12 of the present invention, showing that the refrigerant of the refrigerant system 20 flows into the refrigerant inlet 121 of the refrigerant circulation chamber 12, flows into the right chamber from the left chamber separated by the refrigerant partition 123, and flows out to the refrigerant system 20 from the refrigerant outlet 122, so that the refrigerant flows continuously and circularly.
Please refer to fig. 8, which is a gas flow diagram (black arrows indicate gas flow direction) in the secondary cooling chamber 13 of the present invention, showing that the gas in the secondary cooling chamber 13 is introduced into the air inlet 131 through the condensation pipe system 30, the gas flowing in from the air inlet 131 is divided by the flow guiding partitions 133 in the secondary cooling chamber 13, so that all the regions in the secondary cooling chamber 13 have gas flow, and finally all the gas flows out from the air outlet 132 of the secondary cooling chamber 13, and the flowing gas can be used in other industries.
In another embodiment of the present invention, the main body 10 is composed of a plurality of chambers to be dried 11, a plurality of refrigerant circulation chambers 12, and a plurality of secondary cooling chambers 13 arranged in layers; the chamber to be dried 11 is one layer, and the refrigerant circulation chamber 12 and the secondary cooling chamber 13 are all in the same layer, so that they are stacked one on another. As shown in fig. 9, the main body 10 is formed by two chambers to be dried 11, two refrigerant circulation chambers 12 and two secondary cooling chambers 13 arranged in layers, wherein the first layer is the chamber to be dried 11, the second layer is the refrigerant circulation chamber 12 and the secondary cooling chamber 13, the third layer is the chamber to be dried 11, and the fourth layer is the refrigerant circulation chamber 12 and the secondary cooling chamber 13, which are sequentially arranged.
The utility model discloses in using, mainly use on gas drying, borrow by the utility model discloses an internal pipeline structure for gas is after getting into this drying chamber of treating, because ambient temperature's reduction, and makes the water that gas was taken with the hand be condensed out, borrows again respectively by the pipeline discharge that corresponds with gas and moisture separation back by condensation pipe-line system, therefore, by the utility model discloses the gas that is discharged compares in the gas that just flows into this drying chamber and has dried a lot, and these institute's combustion gas also can borrow by other leading-in other environment of system and reuse.
The utility model aims to provide a pipeline design with the function of secondary cooling input gas, wherein the primary cooling of the input gas is performed by the heat exchange cooling between the cooled gas and the input gas through the pipeline (because the main application of the utility model lies in the moisture in the dry gas, the temperature of the output gas is slightly increased, but the purpose of the utility model is not affected), the secondary cooling is performed by the heat exchange cooling between the pipeline of the refrigerant system and the input gas, after the cooling for two times, the moisture in the input gas is condensed due to the temperature reduction, the condensed moisture is filtered by the condensing pipeline system, the rest dry gas is discharged for other industrial use, because the secondary cooling mode has better cooling efficiency compared with the prior art, and the space of the system setting can be reduced, therefore, the utility model has more use value.
The above detailed description is directed to a specific description of a possible embodiment of the present invention, but the embodiment is not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the spirit of the present invention should be included in the scope of the present invention.
Claims (7)
1. A heat exchanger for a refrigerated compressed air dryer comprising:
a body having a plurality of isolated chambers including at least one chamber to be dried, at least one refrigerant circulation chamber and at least one secondary cooling chamber;
the chamber to be dried is a layer of the body and comprises a hot air inlet and at least one hot air outlet; the hot air inlet is positioned at the front end of the chamber to be dried, and the hot air outlet is positioned at the rear end of the chamber to be dried;
the refrigerant circulating chamber is the other layer of the body and is positioned at the upper side or the lower side of the hot air outlet of the drying chamber; the same side wall of the refrigerant circulating chamber comprises a refrigerant inlet and a refrigerant outlet respectively;
the secondary cooling chamber is arranged on the same layer as the refrigerant circulating chamber and is close to a hot gas inlet of the chamber to be dried; the secondary cooling chamber comprises an air inlet and an air outlet;
the refrigerant system is respectively connected with the refrigerant inlet and the refrigerant outlet of the refrigerant circulating chamber, and the refrigerant continuously circulates and flows between the refrigerant system and the refrigerant circulating chamber to indirectly cool the gas in the chamber to be dried;
a condensing pipeline system connected with the hot gas outlet of the chamber to be dried and the air inlet of the secondary cooling chamber; the condensing pipeline system guides the gas with reduced temperature in the chamber to be dried into the secondary cooling chamber and filters out the water condensed from the gas with reduced temperature.
2. The heat exchanger of claim 1, wherein the chamber to be dried, the refrigerant circulation chamber and the secondary cooling chamber are all cubic chamber structures.
3. The heat exchanger of a refrigerating compressed air dryer according to claim 1, wherein the chamber to be dried includes a plurality of transverse partitions therein, each of which has one end connected to an inner wall of a rear end of the chamber to be dried and the other end not contacting any side wall of the inner space layer of the hot gas circulation.
4. The heat exchanger of a refrigerating compressed air dryer as claimed in claim 1, wherein the refrigerant circulation chamber is divided into a left chamber and a right chamber by a refrigerant partition plate, and the left chamber and the right chamber are communicated with each other by a passage.
5. The heat exchanger of a refrigerated compressed air dryer as recited in claim 1 wherein said air inlet opening is provided in one side wall of said secondary cooling chamber and said air outlet opening is provided in an opposite side wall.
6. The heat exchanger of a refrigerating compressed air dryer as claimed in claim 1, wherein a plurality of baffle plates are installed in the secondary cooling chamber, and the gas entering the secondary cooling chamber from the gas inlet can be divided into regions of the secondary cooling chamber by the baffle plates and then discharged from the gas outlet.
7. The heat exchanger of a refrigerating compressed air dryer as claimed in claim 1, wherein the body is composed of a plurality of chambers to be dried, a plurality of refrigerant circulation chambers, and a plurality of secondary cooling chambers arranged in layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920424576.9U CN210021665U (en) | 2019-03-29 | 2019-03-29 | Heat exchanger of freezing type compressed air drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920424576.9U CN210021665U (en) | 2019-03-29 | 2019-03-29 | Heat exchanger of freezing type compressed air drier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210021665U true CN210021665U (en) | 2020-02-07 |
Family
ID=69357157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920424576.9U Expired - Fee Related CN210021665U (en) | 2019-03-29 | 2019-03-29 | Heat exchanger of freezing type compressed air drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210021665U (en) |
-
2019
- 2019-03-29 CN CN201920424576.9U patent/CN210021665U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |