CN211476806U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
- Publication number
- CN211476806U CN211476806U CN201922489742.6U CN201922489742U CN211476806U CN 211476806 U CN211476806 U CN 211476806U CN 201922489742 U CN201922489742 U CN 201922489742U CN 211476806 U CN211476806 U CN 211476806U
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- pipe barrel
- barrel
- heat exchange
- heat exchanger
- cavity
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Abstract
The utility model discloses a heat exchanger, include: the heat exchange tube assembly comprises a shell assembly, an upper end cover, a lower end cover and a heat exchange tube assembly, wherein the shell assembly comprises an upper tube barrel, a middle tube barrel and a lower tube barrel; the heat exchange tube assembly comprises a plurality of heat exchange tubes which are arranged in a cluster, and each heat exchange tube is located in the total accommodating cavity. The utility model provides a technical scheme's beneficial effect is: the shell of the heat exchanger is made of plastic, the weight of the heat exchanger is reduced, the shell of the heat exchanger is divided into an upper pipe barrel, a middle pipe barrel and a lower pipe barrel which are mutually clamped end to end, the upper pipe barrel and the lower pipe barrel are made into standard parts, the length of the middle pipe barrel is determined according to the requirements of customers, and therefore the manufacturing cost of an injection mold can be reduced.
Description
Technical Field
The utility model belongs to the technical field of the heat utilization technique and specifically relates to a heat exchanger is related to.
Background
Heat exchangers are devices that transfer part of the heat of a hot fluid to a cold fluid and are important in many industrial processes, including chemical, petroleum, power, food and others.
The shell of the existing heat exchanger is mostly made of metal materials, so that the heat exchanger is heavy and inconvenient to install and use; meanwhile, because of inconsistent customer requirements, the heat exchanger needs to redesign a set of mold according to each specific customer, which results in high production cost of the heat exchanger; in addition, the heat exchanger often needs to work under high temperature working condition, and the shell of the heat exchanger is easy to split due to thermal expansion, so that the service life is short.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is desirable to provide a heat exchanger that is light in weight, inexpensive to manufacture, and has a long service life.
A heat exchanger, comprising: a shell component, an upper end cover, a lower end cover and a heat exchange tube component,
the shell assembly comprises an upper pipe barrel, a middle pipe barrel and a lower pipe barrel, the upper pipe barrel is provided with an upper containing cavity with two open ends, the side wall of the upper pipe barrel is provided with a first water inlet communicated with the upper containing cavity, the middle pipe barrel is provided with a middle containing cavity with two open ends and communicated with the upper containing cavity, one end of the middle pipe barrel is clamped with one end of the upper pipe barrel, the lower pipe barrel is provided with a lower containing cavity with two open ends and communicated with the middle containing cavity, one end of the lower pipe barrel is clamped with the other end of the middle pipe barrel, the side wall of the lower pipe barrel is provided with a first water outlet communicated with the lower containing cavity, the upper containing cavity, the middle containing cavity and the lower containing cavity form a total containing cavity, and the upper pipe barrel, the middle pipe barrel and the lower pipe are all made of plastics;
the upper end cover is provided with an upper cover cavity, one end of the upper cover cavity is opened, and the upper cover cavity is communicated with the upper accommodating cavity;
the lower end cover is provided with a lower cover cavity with an opening at one end and communicated with the lower accommodating cavity, one end of the opening of the lower end cover is detachably connected with the other end of the lower pipe barrel, and a second water outlet communicated with the lower cover cavity is formed in the lower end cover;
the heat exchange tube assembly comprises a plurality of heat exchange tubes which are arranged in a cluster, the heat exchange tubes are located in the total accommodating cavities, one ends of the heat exchange tubes are communicated with the upper accommodating cavities, and the other ends of the heat exchange tubes are communicated with the lower accommodating cavities.
Compared with the prior art, the utility model provides a technical scheme's beneficial effect is: the shell of the heat exchanger is made of plastic, the weight of the heat exchanger is reduced, the shell of the heat exchanger is divided into an upper pipe barrel, a middle pipe barrel and a lower pipe barrel which are mutually clamped end to end, the upper pipe barrel and the lower pipe barrel are made into standard parts, the length of the middle pipe barrel is determined according to the requirements of customers, and therefore the manufacturing cost of an injection mold can be reduced.
Drawings
FIG. 1 is a front view of an embodiment of a heat exchanger provided by the present invention;
FIG. 2 is a top view of the heat exchanger of FIG. 1 (with the upper end cap omitted);
FIG. 3 is a cross-sectional view of the heat exchanger of FIG. 2 taken along section A-A;
FIG. 4 is an enlarged partial view of area B of FIG. 3;
FIG. 5 is an enlarged partial view of area C of FIG. 3;
FIG. 6 is a schematic perspective view of the heat exchanger of FIG. 1 (with the upper end cap, lower end cap and housing assembly omitted);
FIG. 7 is a schematic perspective view of the helical baffle of FIG. 6;
in the figure: the heat exchange tube comprises a shell component 1, an upper end cover 2, a lower end cover 3, a heat exchange tube component 4, a spiral baffle 7, an upper tube 11, a first water inlet 111, a middle tube 12, a lower tube 13, a first water outlet 131, a second water inlet 21, a second water outlet 31, a heat exchange tube 41, a first sealing ring 51, a second sealing ring 52, a third sealing ring 53, a fourth sealing ring 54, an upper mounting plate 61, a first through hole 611, a lower mounting plate 62, a second through hole 621, a connecting column 71 and a through hole 72.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, the present invention provides a heat exchanger, which comprises a housing assembly 1, an upper end cap 2, a lower end cap 3 and a heat exchange tube assembly 4,
referring to fig. 1, the housing assembly 1 includes an upper barrel 11, a middle barrel 12 and a lower barrel 13, the upper barrel 11 has an upper receiving cavity with two open ends, a first water inlet 111 communicating with the upper receiving cavity is opened on a side wall of the upper barrel 11, the middle barrel 12 has a middle receiving cavity with two open ends and communicating with the upper receiving cavity, one end of the middle barrel 12 is clamped with one end of the upper barrel 11, the lower barrel 13 has a lower receiving cavity with two open ends and communicating with the middle receiving cavity, one end of the lower barrel 13 is clamped with the other end of the middle barrel 12, a first water outlet 131 communicating with the lower receiving cavity is opened on a side wall of the lower barrel 13, in this embodiment, flange interfaces with large sizes are reserved for the first water inlet 111 and the first water outlet 131, and different pipe diameter requirements can be adapted through transition connection pipes, the upper accommodating cavity, the middle accommodating cavity and the lower accommodating cavity form a total accommodating cavity, the upper barrel 11, the middle barrel 12 and the lower barrel 13 are all made of plastics, in the embodiment, the upper barrel 11, the middle barrel 12 and the lower barrel 13 are all made of modified reinforced nylon fiber-reinforced materials, can adapt to low temperature of minus 30 ℃ and high temperature environment of 150 ℃, and also have flame retardant property. In this embodiment, external carry water tank support and interface are reserved to shell subassembly 1, can conveniently load expansion tank, and the casing adopts external plastics to support the bracket, the different mounting structure demands of the various models of being convenient for.
Referring to fig. 1, the upper end cover 2 has an upper cover cavity with an opening at one end and communicated with the upper accommodating cavity, the open end of the upper end cover 2 is detachably connected with the other end of the upper pipe barrel 11, and the upper end cover 2 is provided with a second water inlet 21 communicated with the upper cover cavity.
Referring to fig. 1, the lower end cover 3 has a lower cover cavity with an opening at one end and communicated with the lower accommodating cavity, the open end of the lower end cover 3 is detachably connected with the other end of the lower pipe barrel 13, and the lower end cover 3 is provided with a second water outlet 31 communicated with the lower cover cavity.
Referring to fig. 3, the heat exchange tube assembly 4 includes a plurality of heat exchange tubes 41 arranged in a cluster, each heat exchange tube 41 is located in the total accommodating cavity, one end of each heat exchange tube 41 is communicated with the upper accommodating cavity, and the other end of each heat exchange tube 41 is communicated with the lower accommodating cavity.
The utility model provides a heat exchanger is when using, will treat that refrigerated hot water lets in the upper cover intracavity from second water inlet 21, the lower cover intracavity flows into behind each heat exchange tube 41 of hot water rethread, flow out from second delivery port 31 at last, meanwhile, let in the intracavity with cooling water from first water inlet 111, the chamber holds under and holds in the cooling water gets into in proper order again, flow out from first delivery port 131 at last, at this in-process, the pipe wall that the cooling water passes through heat exchange tube 41 absorbs the hydrothermal heat in the heat exchange tube, thereby the purpose of heat transfer has been reached. When the device is manufactured, the tube body is divided into the upper tube barrel 11, the middle tube barrel 12 and the lower tube barrel 13 which are mutually clamped end to end, and the upper tube barrel 11, the middle tube barrel 12 and the lower tube barrel 13 are manufactured by injection molding, wherein the upper tube barrel 11 and the lower tube barrel 13 can be manufactured into standard parts, the length of the middle tube barrel 12 can be determined according to the requirements of customers, meanwhile, the three tube barrels are connected in a clamping mode, a certain telescopic space is formed between the tube barrels, and the tube barrels can be prevented from bursting under a high-temperature working condition.
Preferably, referring to fig. 3 and 4, the heat exchanger provided by the present invention further includes a plurality of first sealing rings 51 and a plurality of second sealing rings 52, each of the first sealing rings 51 is clamped between the upper tube 11 and the middle tube 12; each of the second sealing rings 52 is clamped between the middle tube 12 and the lower tube 13. In this embodiment, the number of the first sealing rings 51 is two, the number of the second sealing rings 52 is two, and the first sealing rings 51 and the second sealing rings 52 can enhance the sealing performance of the heat exchanger and the anti-seismic performance of the heat exchanger.
Further, referring to fig. 1, fig. 3 and fig. 6, the heat exchanger of the present invention further includes an upper mounting plate 61 and a lower mounting plate 62, wherein one end surface of the upper mounting plate 61 is detachably connected to one end of the upper tube 11, the other opposite end surface of the upper mounting plate 61 is detachably connected to the open end of the upper end cover 2, the upper mounting plate 61 is provided with a plurality of first through holes 611, the number of the first through holes 611 is the same as the number of the heat exchange tubes 41, and each of the first through holes 611 is used for passing the corresponding heat exchange tube 41; an terminal surface of lower mounting panel 62 with the connection can be dismantled to the one end of lower tube 13, another relative terminal surface of lower mounting panel 62 with the connection can be dismantled to lower end cover 3 open-ended one end, a plurality of second through-hole 621 has been seted up on the lower mounting panel 62, the quantity of second through-hole 621 with the quantity of heat exchange tube 41 is the same, each the second through-hole 621 all is used for supplying correspondingly the heat exchange tube 41 passes.
Preferably, referring to fig. 3 and 5, a third sealing ring 53 is clamped between the upper mounting plate 61 and the upper tube 11, and a fourth sealing ring 54 is clamped between the lower mounting plate 62 and the lower tube 13.
Further, please refer to fig. 6 and 7, the utility model provides a heat exchanger still includes the spiral baffling board 7 that a plurality of end to end connected gradually, each spiral baffling board 7 all set up in always hold the intracavity, each spiral baffling board 7 all includes spliced pole 71, two adjacent spliced poles 71 joint each other, each a plurality of is perforated 72 all seted up on the spiral baffling board 7, perforation 72 is used for supplying heat exchange tube 41 passes.
For better understanding of the present invention, the following detailed description of the working process and advantages of the heat exchanger provided by the present invention is provided with reference to fig. 1 to 7: when the heat exchanger is used, hot water to be cooled is introduced into the upper cover cavity from the second water inlet 21, the hot water flows into the lower cover cavity after passing through each heat exchange tube 41, and finally flows out of the second water outlet 31, meanwhile, cooling water is introduced into the accommodating cavity from the first water inlet 111, the cooling water sequentially enters the accommodating cavity and the accommodating cavity, and finally flows out of the first water outlet 131, and in the process, the heat of the hot water in the heat exchange tubes is absorbed by the tube walls of the heat exchange tubes 41, so that the purpose of heat exchange is achieved. When the device is manufactured, the tube body is divided into the upper tube barrel 11, the middle tube barrel 12 and the lower tube barrel 13 which are mutually clamped end to end, and the upper tube barrel 11, the middle tube barrel 12 and the lower tube barrel 13 are manufactured through injection molding, wherein the upper tube barrel 11 and the lower tube barrel 13 can be manufactured into standard parts, the length of the middle tube barrel 12 can be determined according to the requirements of customers, the number of the spiral baffle plates 7 is determined according to the length, meanwhile, the three tube barrels are connected in a clamping mode, a certain telescopic space is formed among the tube barrels, the tube barrels can be prevented from bursting under a high-temperature working condition, and compared with a traditional heat exchanger, the device can reduce the weight of the heat exchanger, reduce the manufacturing cost of a mold, offset a thermal expansion effect and prolong the.
To sum up, the utility model discloses an adopt plastics to make heat exchanger's shell, heat exchanger's weight has been reduced, go up bobbin 11 through dividing heat exchanger's shell into the mutual joint of head and the tail, well bobbin 12 and lower bobbin 13, go up bobbin 11 and lower bobbin 13 and make the standard component, well bobbin 12 confirms its length according to customer's needs, consequently, injection mold's manufacturing cost can be reduced, in addition, go up bobbin 11, well bobbin 12 and lower bobbin 13 adopt the mode of joint to connect, certain flexible space has between the three, can offset the influence of thermal expansion under the high temperature operating mode, heat exchanger's life is improved.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. A heat exchanger, comprising: a shell component, an upper end cover, a lower end cover and a heat exchange tube component,
the shell assembly comprises an upper pipe barrel, a middle pipe barrel and a lower pipe barrel, the upper pipe barrel is provided with an upper containing cavity with two open ends, the side wall of the upper pipe barrel is provided with a first water inlet communicated with the upper containing cavity, the middle pipe barrel is provided with a middle containing cavity with two open ends and communicated with the upper containing cavity, one end of the middle pipe barrel is clamped with one end of the upper pipe barrel, the lower pipe barrel is provided with a lower containing cavity with two open ends and communicated with the middle containing cavity, one end of the lower pipe barrel is clamped with the other end of the middle pipe barrel, the side wall of the lower pipe barrel is provided with a first water outlet communicated with the lower containing cavity, the upper containing cavity, the middle containing cavity and the lower containing cavity form a total containing cavity, and the upper pipe barrel, the middle pipe barrel and the lower pipe are all made of plastics;
the upper end cover is provided with an upper cover cavity, one end of the upper cover cavity is opened, and the upper cover cavity is communicated with the upper accommodating cavity;
the lower end cover is provided with a lower cover cavity with an opening at one end and communicated with the lower accommodating cavity, one end of the opening of the lower end cover is detachably connected with the other end of the lower pipe barrel, and a second water outlet communicated with the lower cover cavity is formed in the lower end cover;
the heat exchange tube assembly comprises a plurality of heat exchange tubes which are arranged in a cluster, the heat exchange tubes are located in the total accommodating cavities, one ends of the heat exchange tubes are communicated with the upper accommodating cavities, and the other ends of the heat exchange tubes are communicated with the lower accommodating cavities.
2. The heat exchanger of claim 1, further comprising a plurality of first seal rings and a plurality of second seal rings,
each first sealing ring is clamped between the upper pipe barrel and the middle pipe barrel;
and each second sealing ring is clamped between the middle pipe barrel and the lower pipe barrel.
3. The heat exchanger of claim 2, wherein the first seal ring is two in number and the second seal ring is two in number.
4. The heat exchanger of claim 1, further comprising an upper mounting plate and a lower mounting plate,
one end face of the upper mounting plate is detachably connected with one end of the upper pipe barrel, the other opposite end face of the upper mounting plate is detachably connected with one end of the upper end cover, a plurality of first through holes are formed in the upper mounting plate, the number of the first through holes is the same as that of the heat exchange pipes, and the first through holes are used for the corresponding heat exchange pipes to pass through;
the utility model discloses a heat exchange tube, including lower mounting panel, lower end cover, a plurality of second through-hole, the quantity of second through-hole with the quantity of heat exchange tube is the same, each the second through-hole all is used for supplying corresponding the heat exchange tube passes, the connection can be dismantled to the one end of lower mounting panel with the one end of lower bobbin, another relative terminal surface of lower mounting panel with the connection can be dismantled to lower end cover open-ended one end, seted up a plurality of second through-hole down on.
5. The heat exchanger of claim 4, wherein a third sealing ring is clamped between the upper mounting plate and the upper tube barrel, and a fourth sealing ring is clamped between the lower mounting plate and the lower tube barrel.
6. The heat exchanger as claimed in claim 1, further comprising a plurality of spiral baffle plates connected end to end in sequence, wherein each spiral baffle plate is disposed in the main accommodating chamber, each spiral baffle plate comprises a connecting column, two adjacent connecting columns are clamped with each other, each spiral baffle plate is provided with a plurality of through holes, and the through holes are used for the heat exchange tubes to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922489742.6U CN211476806U (en) | 2019-12-31 | 2019-12-31 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922489742.6U CN211476806U (en) | 2019-12-31 | 2019-12-31 | Heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211476806U true CN211476806U (en) | 2020-09-11 |
Family
ID=72373879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922489742.6U Expired - Fee Related CN211476806U (en) | 2019-12-31 | 2019-12-31 | Heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211476806U (en) |
-
2019
- 2019-12-31 CN CN201922489742.6U patent/CN211476806U/en not_active Expired - Fee Related
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Legal Events
| 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: 20200911 Termination date: 20201231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |