CN218210908U - Anti-pollution safe double-layer plate heat exchanger - Google Patents
Anti-pollution safe double-layer plate heat exchanger Download PDFInfo
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- CN218210908U CN218210908U CN202222317278.4U CN202222317278U CN218210908U CN 218210908 U CN218210908 U CN 218210908U CN 202222317278 U CN202222317278 U CN 202222317278U CN 218210908 U CN218210908 U CN 218210908U
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Abstract
The utility model discloses an anti-pollution safe type double-deck plate heat exchanger, be provided with the heat transfer board of constituteing by double-deck heat exchanger fin in the heat exchanger, every heat transfer board comprises two gapped heat exchanger fin superpositions, the heat transfer board surface is equipped with stamping groove and flowing back passageway, the flowing back passageway communicates with each other from top to bottom and can effectively discharge the seepage medium, cold and hot medium of circulation space accessible has between two adjacent heat transfer boards, when the heat transfer fin takes place the seepage, the liquid of seepage can flow down through flowing back passageway discharge from the gap of heat transfer fin, cross infection can not take place, prevent to pollute between the medium, the security of heat exchanger has been improved, the heat transfer board surface is equipped with the stamping groove of heat transfer fin in close contact with, the high-efficient heat transfer rate of heat exchanger has effectively been guaranteed, utilize collecting tray and alarm device to collect and report to the police seepage liquid, the security of heat exchanger has been improved.
Description
Technical Field
The utility model relates to a plate heat exchanger technical field especially relates to an anti-pollution safe type double-deck plate heat exchanger.
Background
The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between the various plates through which heat is exchanged. The plate heat exchanger is an ideal device for heat exchange of liquid-liquid and liquid-vapor. The heat exchanger has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like. Under the condition of the same pressure loss, the heat transfer coefficient of the heat exchanger is 3-5 times higher than that of the tubular heat exchanger, the occupied area of the heat exchanger is one third of that of the tubular heat exchanger, and the heat recovery rate can reach more than 90 percent.
Plate heat exchangers are often thin for efficient heat exchange, which facilitates heat transfer. However, thin plates often cannot resist high pressure impact or corrosion, and sand holes, perforations, cracks and the like are generated, so that cold and hot media are exchanged in the heat exchange process and are polluted mutually. In the case of toxic and harmful cold and hot media which are strictly separated, the method is not allowed to happen. If the heat exchanger has leaked, also need in time discovery, in time maintenance avoids enlarging the loss. Therefore, the heat exchanger is improved, cross contamination between cold and hot media is avoided, and safety of the heat exchanger is improved.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an anti-pollution safe type double-deck plate heat exchanger is provided with the heat transfer board of constituteing by double-deck heat exchanger fin in this kind of heat exchanger, when the heat exchanger fin takes place the seepage, cross infection can not take place down from the gap midstream of heat exchanger fin for the liquid of seepage, prevents to pollute between the medium, and the high-efficient heat exchange rate of heat exchanger has been guaranteed in setting up of punching press groove, utilizes album liquid dish and alarm device to collect and report to the police seepage liquid, has improved the security of heat exchanger.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an anti-pollution safe type double-deck plate heat exchanger, includes the heat exchanger main part, the heat exchanger main part is fixed sealed side by side and is equipped with multi-disc heat transfer board, every the heat transfer board comprises two gapped heat exchanger fins first heat exchanger fin and second heat exchanger fin stack promptly, the heat exchanger plate surface is equipped with punching press groove and flowing back passageway, punching press groove department first heat exchanger fin and second heat exchanger fin in close contact with, adjacent form between the punching press groove the flowing back passageway, flowing back passageway department first heat exchanger fin and second heat exchanger fin are gapped, the flowing back passageway communicates with each other from top to bottom and can effectively discharge seepage medium, adjacent two have the cold and hot medium of circulation space accessible between the heat transfer board, adjacent two the heat transfer board passes through sealed pad sealing connection.
As a further aspect of the present invention: the gap between the first heat exchange plate and the second heat exchange plate at the liquid drainage channel is 0.3-0.4 mm.
As a further aspect of the present invention: four medium through holes capable of providing cold and hot medium circulation are formed in four corners of the heat exchange plate.
As a further aspect of the present invention: the heat exchange plate is equipped with all around and can place sealed seal groove of filling up, set up in the seal groove sealed fill up and realize adjacently heat exchange plate's sealing connection, first heat exchanger fin and the second heat exchanger fin in close contact with of seal groove department.
As a further aspect of the present invention: the stamping groove is of a herringbone shape, and the stamping groove and the liquid discharge channel are alternately and uniformly arranged on the surface of the heat exchange plate.
As a further aspect of the present invention: the heat exchanger is characterized in that a liquid collecting disc is arranged on the lower portion of the whole heat exchange plate, the liquid collecting disc is located at the bottom of the heat exchanger main body, the shape of the liquid collecting disc is matched with that of the heat exchange plate on the upper portion, all leaked media can be received, and the two sides of the liquid collecting disc are higher than the middle of the liquid collecting disc, so that the media can be conveniently collected.
As a further aspect of the present invention: the liquid collecting disc is connected with an alarm device, and the alarm device can detect leaked media in the liquid collecting disc and give an alarm.
As a further aspect of the present invention: four fixing holes are formed in four corners of the top of the heat exchange plate, and the heat exchanger main body is fixed to the heat exchange plate through the fixing holes by means of a screw structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. anti-pollution safe type double-deck plate heat exchanger, be provided with the heat transfer plate of constituteing by double-deck heat exchanger fin in the heat exchanger, every heat transfer plate comprises two gapped heat exchanger fins stack, the heat transfer plate surface is equipped with stamping groove and flowing back passageway, the flowing back passageway communicates with each other from top to bottom and can effectively discharge leakage medium, the cold and hot medium of circulation space accessible has between two adjacent heat transfer plates, when the heat transfer plate takes place the seepage, the liquid of seepage can flow down through the flowing back passageway discharge from the gap of heat transfer fin, cross infection can not take place, prevent to pollute between the medium, the security of heat exchanger has been improved.
2. The surface of the heat exchange plate is provided with a stamping groove in close contact with the heat exchange fins, so that the high-efficiency heat exchange rate of the heat exchanger is effectively ensured.
3. The liquid collecting disc and the alarm device can be used for collecting and alarming the leaked liquid, so that the safety of the heat exchanger is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural view of a heat exchange plate of an anti-pollution safety double-layer plate heat exchanger of the present invention.
Fig. 2 isbase:Sub>A cross-sectional view of the heat exchange plate of the anti-pollution safety double-layer plate heat exchanger in the direction ofbase:Sub>A-base:Sub>A of the utility model.
Fig. 3 isbase:Sub>A partial enlarged view ofbase:Sub>A cross-sectional view of the anti-pollution safety type double-layer plate heat exchanger in the direction ofbase:Sub>A-base:Sub>A of the present invention.
Fig. 4 is a schematic structural view of the anti-pollution safety double-layer plate type heat exchanger liquid collecting disc of the utility model.
Fig. 5 is a schematic structural view of the anti-pollution safety double-layer plate heat exchanger of the present invention.
Notations for reference numerals: 1. a heat exchange plate; 11. a first heat exchanger fin; 12. a second heat exchanger fin; 13. punching a groove; 14. a liquid discharge channel; 15. a dielectric via; 16. a sealing groove; 17. a fixing hole; 2. a liquid collecting tray; 3. an alarm device; 4. a heat exchanger main body;
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. The following description refers to the accompanying drawings in which the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings as follows:
as shown in fig. 1-5:
anti-pollution safe type double-deck plate heat exchanger, including heat exchanger main part 4, heat exchanger main part 4 is fixed sealed and is equipped with multi-disc heat transfer board 1 side by side. The cold and hot media exchange heat through the adjacent heat exchange plates 1.
Wherein, every heat exchanger plate 1 is by two gapped heat exchanger fins, and first heat exchanger fin 11 and the 12 superposes of second heat exchanger fin form promptly, and 1 surface of heat exchanger plate is equipped with stamping groove 13 and flowing back passageway 14, and stamping groove 13 department first heat exchanger fin 11 and the 12 in close contact with of second heat exchanger fin, and the rate of heat exchange of heat exchanger can effectively be guaranteed to in close contact with.
A drainage channel 14 is formed between the adjacent stamping grooves 13, a gap is formed between the first heat exchange plate 11 and the second heat exchange plate 12 at the drainage channel 14, and the drainage channel 14 is communicated up and down to effectively drain leaked media. The gap between the first plate 11 and the second plate 12 at the drainage channel 14 is 0.3-0.4 mm. Preferably 0.3 mm or 0.4 mm, to ensure the heat exchange rate of the heat exchange plate 1 in case of machining.
The stamping groove 13 is herringbone, and the stamping groove 13 and the liquid discharge channel 14 are alternately and uniformly arranged on the surface of the heat exchange plate 1.
It should be pointed out that the stamping groove 13 can be in various forms, which ensures the heat exchange area and the liquid discharge channel 14 to be communicated up and down, and the leaked medium can be quickly discharged without overstocking after the medium leaks. The medium leakage can also be discharged when the medium leaks from the close contact position of the two heat exchange plates.
A circulation space is formed between two adjacent heat exchange plates 1, and cold and hot media can pass through the circulation space, and the two adjacent heat exchange plates 1 are connected in a sealing mode through a sealing gasket. The periphery of the heat exchange plate 1 is provided with a sealing groove 16 for placing a sealing gasket, the sealing gasket is arranged in the sealing groove 16 to realize the sealing connection of the adjacent heat exchange plates 1, and the first heat exchange plate 11 and the second heat exchange plate 12 are in close contact with each other at the sealing groove 16.
Four medium through holes 15 for providing cold and hot medium circulation are arranged at four corners of the heat exchange plate 1.
Four fixing holes 17 are formed in four corners of the top of the heat exchange plate 1, the heat exchanger body 4 is fixed to the heat exchange plate 1 through the fixing holes 17 through a screw structure, and the fixing performance of the heat exchange plate 1 is improved.
The whole lower part of heat transfer board 1 is equipped with catch tray 2, and catch tray 2 is located 4 bottoms of heat exchanger main part, and catch tray 2 shape accords with 1 shape of upper portion heat transfer board and can accept the medium of all leakages, and catch tray 2 both sides are higher than the middle convenient medium and collect, and the seepage medium can be concentrated and collected. The liquid collecting tray 2 is connected with an alarm device 3, and the alarm device 3 can detect the leaked medium in the liquid collecting tray 2 and give an alarm. After the medium leaks, the alarm can be quickly given out, and the maintenance can be carried out in time.
It is pointed out that the alarm device 3 can detect the medium information and alarm in time, such as a conductivity meter.
In practical application, anti-pollution safe type double-deck plate heat exchanger, be provided with the heat exchanger plate 1 of constituteing by double-deck heat exchanger fin in the heat exchanger, every heat exchanger plate 1 comprises two gapped heat exchanger fin superpositions, 1 surface of heat exchanger plate is equipped with stamping groove 13 and flowing back passageway 14, flowing back passageway 14 communicates with each other from top to bottom and can effectively discharge the seepage medium, cold and hot medium of circulation space accessible has between two adjacent heat exchanger plates 1, when the heat exchanger fin takes place the seepage, the liquid of seepage can flow down through flowing back passageway 14 and discharge from the gap of heat exchanger fin, can not take place cross infection, prevent to pollute between the medium, the security of heat exchanger has been improved.
The surface of the heat exchange plate 1 is provided with a stamping groove 13 in close contact with the heat exchange fins, so that the high-efficiency heat exchange rate of the heat exchanger is effectively ensured.
The liquid collecting disc 2 and the alarm device 3 can be used for collecting and alarming leaked liquid, and the safety of the heat exchanger is improved.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the present disclosure in the specification and examples. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (8)
1. The utility model provides an anti-pollution safe type double-deck plate heat exchanger, includes heat exchanger main part (4), heat exchanger main part (4) are fixed sealed side by side and are equipped with multi-disc heat transfer board (1), its characterized in that: every heat transfer board (1) is overlapped by two gapped heat transfer pieces first heat transfer piece (11) and second heat transfer piece (12) and is constituteed, heat transfer board (1) surface is equipped with stamping groove (13) and flowing back passageway (14), stamping groove (13) department first heat transfer piece (11) and second heat transfer piece (12) in close contact with, adjacent form between stamping groove (13) flowing back passageway (14), flowing back passageway (14) department first heat transfer piece (11) and second heat transfer piece (12) have the clearance, flowing back passageway (14) communicate with each other from top to bottom can effectively discharge seepage medium, adjacent two have circulation space accessible cold and hot medium between heat transfer board (1), adjacent two heat transfer board (1) are through sealed the sealing gasket sealing connection.
2. The anti-pollution safety double-layer plate heat exchanger according to claim 1, characterized in that: the gap between the first heat exchange plate (11) and the second heat exchange plate (12) at the liquid discharge channel (14) is 0.3-0.4 mm.
3. The anti-pollution safety double-layer plate heat exchanger according to claim 1, characterized in that: four medium through holes (15) capable of providing cold and hot medium circulation are arranged at four corners of the heat exchange plate (1).
4. The anti-contamination safety double-plate heat exchanger according to claim 1, wherein: be equipped with all around heat transfer board (1) and place sealed seal groove (16) of filling up, set up in seal groove (16) sealed pad is realized adjacently the sealing connection of heat transfer board (1), first heat exchanger fin (11) and second heat exchanger fin (12) in close contact with are located in seal groove (16).
5. The anti-contamination safety double-plate heat exchanger according to claim 1, wherein: the stamping groove (13) is herringbone, and the stamping groove (13) and the liquid drainage channel (14) are alternately and uniformly arranged on the surface of the heat exchange plate (1).
6. The anti-contamination safety double-plate heat exchanger according to claim 1, wherein: the heat exchanger is characterized in that a liquid collecting disc (2) is arranged on the lower portion of the whole heat exchange plate (1), the liquid collecting disc (2) is located at the bottom of the heat exchanger main body (4), the shape of the liquid collecting disc (2) is matched with that of the heat exchange plate (1) on the upper portion, all leaked media can be received, and the two sides of the liquid collecting disc (2) are higher than the middle of the liquid collecting disc to facilitate medium collection.
7. The anti-contamination safety double-plate heat exchanger according to claim 6, wherein: the liquid collecting tray (2) is connected with an alarm device (3), and the alarm device (3) can detect the medium leaked in the liquid collecting tray (2) and give an alarm.
8. The anti-contamination safety double-plate heat exchanger according to claim 1, wherein: four fixing holes (17) are formed in four corners of the top of the heat exchange plate (1), and the heat exchanger body (4) is fixed to the heat exchange plate (1) through the fixing holes (17) by means of a screw rod structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222317278.4U CN218210908U (en) | 2022-09-01 | 2022-09-01 | Anti-pollution safe double-layer plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222317278.4U CN218210908U (en) | 2022-09-01 | 2022-09-01 | Anti-pollution safe double-layer plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218210908U true CN218210908U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222317278.4U Active CN218210908U (en) | 2022-09-01 | 2022-09-01 | Anti-pollution safe double-layer plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218210908U (en) |
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- 2022-09-01 CN CN202222317278.4U patent/CN218210908U/en active Active
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