CN210533118U - Shell-and-tube heat exchanger with inner tube bundle convenient to disassemble - Google Patents
Shell-and-tube heat exchanger with inner tube bundle convenient to disassemble Download PDFInfo
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- CN210533118U CN210533118U CN201921288803.6U CN201921288803U CN210533118U CN 210533118 U CN210533118 U CN 210533118U CN 201921288803 U CN201921288803 U CN 201921288803U CN 210533118 U CN210533118 U CN 210533118U
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Abstract
The utility model relates to a shell and tube type heat exchanger technical field just discloses an inner tube bank convenient to detach's shell and tube type heat exchanger, which comprises a housin, the heat transfer chamber has been seted up in the casing, the equal fixed mounting in heat transfer chamber left and right sides has the tube sheet, heat transfer chamber top fixed mounting has the last baffling board that is located between two tube sheets and quantity is greater than four, heat transfer chamber bottom fixed mounting is located between two tube sheets and quantity is greater than three lower baffling board. This inner tube bank convenient to detach's shell and tube type heat exchanger has solved the shell and tube type heat exchanger on the existing market and has generally restrainted inner tube and tube sheet fixed connection through the welding, but just be not convenient for change when the tube bank damages, simultaneously because logical cooling water in the tube bank, the tube bank is high temperature waste gas outward, and some materials can adsorb outside the tube bank in the waste gas, but tube bank and tube sheet welding are not convenient for clear up the tube bank outer wall, and the maintenance cost is high, brings inconvenient problem for the user.
Description
Technical Field
The utility model relates to a shell and tube type heat exchanger technical field specifically is a shell and tube type heat exchanger of inner tube bank convenient to detach.
Background
The shell-and-tube heat exchanger is also called a tube-in-tube heat exchanger, and is a dividing wall type heat exchanger which takes the wall surface of a tube bundle sealed in a shell as a heat transfer surface, and the heat exchanger has simple structure, low manufacturing cost, wider flow cross section and easy scale cleaning; the shell-and-tube heat exchanger is composed of a shell, a heat transfer tube bundle, a tube plate, a baffle plate (baffle plate), a tube box and the like, wherein the shell is mostly cylindrical, the tube bundle is arranged in the shell, two ends of the tube bundle are fixed on the tube plate, and two kinds of cold and hot fluids for heat exchange flow in the tube and are called tube pass fluids; the other flows outside the tubes and is called shell-side fluid.
The shell-and-tube heat exchanger on the existing market generally is through welding inner tube bank and tube sheet fixed connection, but just be not convenient for change when the tube bank damages, simultaneously because logical cooling water in the tube bank, the tube bank is high temperature waste gas outward, and some materials can adsorb outside the tube bank in the waste gas, but tube bank and tube sheet welding are not convenient for clear up the tube bank outer wall, and the maintenance cost is high, brings inconvenience for the user, so has proposed the shell-and-tube heat exchanger of inner tube bank convenient to detach and has solved the above-mentioned problem that proposes.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To prior art not enough, the utility model provides an inner tube bank convenient to detach's shell and tube type heat exchanger, possess inner tube bank convenient to detach, the advantage of being convenient for maintain, the shell and tube type heat exchanger on having solved present market generally is through welding inner tube bank and tube sheet fixed connection, but change when the tube bank damages just not convenient for, simultaneously because logical cooling water in the tube bank, be high temperature waste gas outside the tube bank, and some materials can adsorb outside the tube bank in the waste gas, but tube bank and tube sheet welding, be not convenient for clear up the tube bank outer wall, the maintenance cost is high, the problem of inconvenience is brought for the user.
(II) technical scheme
For realizing the convenient to detach of above-mentioned inner tube bank, the purpose of being convenient for maintain, the utility model provides a following technical scheme: a shell-and-tube heat exchanger with an inner tube bundle convenient to disassemble comprises a shell, wherein a heat exchange cavity is formed in the shell, tube plates are fixedly arranged on the left side and the right side of the heat exchange cavity, upper baffle plates which are arranged between the two tube plates and are more than four are fixedly arranged at the top of the heat exchange cavity, lower baffle plates which are arranged between the two tube plates and are more than three are fixedly arranged at the bottom of the heat exchange cavity, tube bundles penetrating through and extending to the right side of the tube plate on the right side are inserted in the tube plates on the left side, through holes matched with the tube bundles are formed in the tube plates, sunken grooves are formed in one side of the two tube plate separating surfaces, sealing rubber rings in the sunken grooves are sleeved on the left side and the right side of the tube bundles, threaded grooves are formed in the left side and the right side of the tube bundles, the left end socket is close to one side of the shell and is provided with a cavity, a partition plate is fixedly mounted on the left side of the cavity, a water outlet pipe communicated with the cavity is fixedly mounted at the top of the left end socket, a water inlet pipe communicated with the cavity is fixedly mounted at the bottom of the left end socket, a water inlet pipe communicated with the heat exchange cavity is fixedly mounted at the right side of the top of the shell, and a water outlet pipe communicated with the heat exchange cavity is fixedly mounted at the left side of the bottom.
Preferably, saddles are fixedly mounted on the left side and the right side of the bottom of the shell, and the tube plate and the shell are connected in a welding mode.
Preferably, the upper baffle plate and the lower baffle plate are connected with the heat exchange cavity in a welding mode, and the adjacent upper baffle plate and the lower baffle plate are arranged in a staggered mode.
Preferably, the upper baffle plate and the lower baffle plate are both provided with mounting holes matched with the tube bundle, and the diameter of the sealing rubber ring is larger than the aperture of the through hole.
Preferably, the nut is located on one side of the opposite surface of the sealing rubber ring, the nut is a stainless steel locknut, and the diameter of the nut is smaller than the inner diameter of the sinking groove.
Preferably, the left end socket and the right end socket are fixedly connected with the shell through screws, a sealing rubber pad is fixedly mounted on the right side of the partition plate, and the air inlet pipe and the air outlet pipe are located between the two pipe plates.
(III) advantageous effects
Compared with the prior art, the utility model provides an inner tube bundle convenient to detach's shell and tube type heat exchanger possesses following beneficial effect:
the shell-and-tube heat exchanger with the inner tube bundle convenient to disassemble compresses the sealing rubber ring when the nut is screwed down by inserting the tube bundle onto the tube plate, then the sealing rubber ring is sheathed outside the tube bundle, the sealing rubber ring is compressed by arranging the thread groove and the sink groove, the tube bundle and the tube plate are fixed after the nuts on two sides are screwed down, and cooling water is prevented from leaking, when the tube bundle is required to be disassembled and maintained, the tube bundle can be drawn out for maintenance and replacement, the purposes of convenient disassembly and convenient maintenance of the inner tube bundle are achieved, the high-temperature waste gas entering from the air inlet pipe can fully exchange heat with the cooling water in the tube plate by arranging the upper baffle plate, the lower baffle plate and the baffle plate, thereby effectively solving the problems that the shell-and-tube heat exchanger on the market generally fixedly connects the inner tube bundle with the tube plate by welding, but is inconvenient to replace when the tube bundle is damaged, the outer high temperature waste gas that is of tube bank, and some materials can adsorb outside the tube bank in the waste gas, but tube bank and tube sheet welding are not convenient for clear up the tube bank outer wall, and the maintenance cost is high, the problem of inconvenience is brought for the user.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partially enlarged schematic view of a portion a shown in fig. 1 according to the present invention.
In the figure: the heat exchanger comprises a shell 1, a heat exchange cavity 2, a tube plate 3, an upper baffle plate 4, a lower baffle plate 5, a tube bundle 6, a through hole 7, a sink groove 8, a sealing rubber ring 9, a thread groove 10, a nut 11, a left end socket 12, a right end socket 13, a cavity 14, a partition plate 15, a water outlet pipe 16, a water inlet pipe 17, a water inlet pipe 18 and a gas outlet pipe 19.
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. 1-2, a shell-and-tube heat exchanger with an inner tube bundle convenient to detach comprises a shell 1, saddles are fixedly mounted on the left side and the right side of the bottom of the shell 1, a heat exchange cavity 2 is formed in the shell 1, tube plates 3 are fixedly mounted on the left side and the right side of the heat exchange cavity 2, the tube plates 3 are connected with the shell 1 in a welding mode, upper baffle plates 4 which are located between the two tube plates 3 and are more than four are fixedly mounted at the top of the heat exchange cavity 2, lower baffle plates 5 which are located between the two tube plates 3 and are more than three are fixedly mounted at the bottom of the heat exchange cavity 2, the upper baffle plates 4 and the lower baffle plates 5 are connected with the heat exchange cavity 2 in a welding mode, the adjacent upper baffle plates 4 and the lower baffle plates 5 are arranged in a staggered mode, a tube bundle 6 which penetrates through and extends to the right side, the tube plate 3 is provided with through holes 7 matched with the tube bundle 6, one side of the two tube plates 3, which are away from the surface, is provided with a sunk groove 8, the left side and the right side of the tube bundle 6 are respectively sleeved with a sealing rubber ring 9 positioned in the sunk groove 8, the diameter of the sealing rubber ring 9 is larger than the aperture of the through holes 7, the left side and the right side of the tube bundle 6 are respectively provided with a thread groove 10, the left side and the right side of the tube bundle 6 are respectively in threaded connection with a nut 11, the nut 11 is positioned at one side of the opposite surface of the sealing rubber ring 9, the nut 11 is a stainless steel locknut, the diameter of the nut 11 is smaller than the inner diameter of the sunk groove 8, the left side of the shell 1 is fixedly connected with a left seal head 12, the right side of the shell 1 is fixedly connected with a right seal head 13, the left seal head 12 and the, a water outlet pipe 16 communicated with the cavity 14 is fixedly installed at the top of the left sealing head 12, a water inlet pipe 17 communicated with the cavity 14 is fixedly installed at the bottom of the left sealing head 12, a gas inlet pipe 18 communicated with the heat exchange cavity 2 is fixedly installed at the right side of the top of the shell 1, a gas outlet pipe 19 communicated with the heat exchange cavity 2 is fixedly installed at the left side of the bottom of the shell 1, and the gas inlet pipe 18 and the gas outlet pipe 19 are both located between the two tube plates 3.
When using, through pegging graft tube bank 6 to tube sheet 3 on, then connect sealing rubber circle 9 at 6 overcoat of tube bank, through setting up thread groove 10 and heavy groove 8, compress tightly sealing rubber circle 9 when making nut 11 screw up, screw up the back when both sides nut 11, just reach fixed tube bank 6 and tube sheet 3, and prevent that the cooling water from revealing, when needs are dismantled and are maintained, only need screw up the nut 11 of both sides, just can take out tube bank 6 and maintain the change, inner tube bank convenient to detach has been reached, the purpose of convenient to maintain, through setting up baffling board 4, baffling board 5 and baffle 15 down, make the high temperature waste gas that gets into from intake pipe 18 can fully exchange the heat with the cooling water in the tube sheet 3.
To sum up, the tube-shell type heat exchanger with the inner tube bundle convenient to disassemble is characterized in that the tube bundle 6 is inserted onto the tube plate 3, then the sealing rubber ring 9 is sleeved outside the tube bundle 6, the sealing rubber ring 9 is compressed when the nuts 11 are screwed down by arranging the thread grooves 10 and the sink grooves 8, when the nuts 11 on two sides are screwed down, the tube bundle 6 and the tube plate 3 are fixed, and cooling water is prevented from leaking, when disassembly and maintenance are needed, the tube bundle 6 can be drawn out for maintenance and replacement by only screwing down the nuts 11 on two sides, the purpose of convenient disassembly and maintenance of the inner tube bundle is achieved, the high-temperature waste gas entering from the air inlet pipe 18 can fully exchange heat with the cooling water in the tube plate 3 by arranging the upper baffle plate 4, the lower baffle plate 5 and the partition plates 15, so that the tube-shell type heat exchanger on the current market is generally fixedly connected with the inner tube bundle and, but just be not convenient for change when tube bank 6 damages, simultaneously because logical cooling water in the tube bank 6, tube bank 6 is high temperature waste gas outward, and some materials can adsorb outside tube bank 6 in the waste gas, but tube bank 6 and tube sheet 3 welding are not convenient for clear up 6 outer walls of tube bank, and the maintenance cost is high, brings inconvenient problem for the user.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an inner tube bank convenient to detach's shell and tube heat exchanger, includes casing (1), its characterized in that: a heat exchange cavity (2) is formed in the shell (1), tube plates (3) are fixedly mounted on the left side and the right side of the heat exchange cavity (2), upper baffle plates (4) which are arranged between the two tube plates (3) and are more than four are fixedly mounted at the top of the heat exchange cavity (2), lower baffle plates (5) which are arranged between the two tube plates (3) and are more than three are fixedly mounted at the bottom of the heat exchange cavity (2), tube bundles (6) which penetrate through and extend to the right side of the tube plate (3) on the right side are inserted into the tube plates (3) on the left side, through holes (7) matched with the tube bundles (6) are formed in the tube plates (3), sinking grooves (8) are formed in one sides of the two separated surfaces of the tube plates (3), sealing rubber rings (9) which are sleeved in the sinking grooves (8) are formed in the left side and the right side of the tube bundles (, the equal threaded connection in tube bank (6) left and right sides has nut (11), casing (1) left side fixedly connected with left end socket (12), casing (1) right side fixedly connected with right end socket (13), cavity (14) have been seted up to one side that left side end socket (12) are close to casing (1), cavity (14) left side fixed mounting has baffle (15), left side end socket (12) top fixed mounting has outlet pipe (16) with cavity (14) intercommunication, left side end socket (12) bottom fixed mounting has inlet tube (17) with cavity (14) intercommunication, casing (1) top right side fixed mounting has intake pipe (18) with heat transfer chamber (2) intercommunication, casing (1) bottom left side fixed mounting has outlet duct (19) with heat transfer chamber (2) intercommunication.
2. A shell and tube heat exchanger with an easily disassembled inner tube bundle as claimed in claim 1, wherein: the improved shell is characterized in that saddles are fixedly mounted on the left side and the right side of the bottom of the shell (1), and the tube plate (3) is connected with the shell (1) in a welding mode.
3. A shell and tube heat exchanger with an easily disassembled inner tube bundle as claimed in claim 1, wherein: the upper baffle plate (4) and the lower baffle plate (5) are connected with the heat exchange cavity (2) in a welding mode, and the adjacent upper baffle plate (4) and the lower baffle plate (5) are arranged in a staggered mode.
4. A shell and tube heat exchanger with an easily disassembled inner tube bundle as claimed in claim 1, wherein: the upper baffle plate (4) and the lower baffle plate (5) are both provided with mounting holes matched with the tube bundle (6), and the diameter of the sealing rubber ring (9) is larger than the aperture of the through hole (7).
5. A shell and tube heat exchanger with an easily disassembled inner tube bundle as claimed in claim 1, wherein: the nut (11) is located on one side of the opposite surface of the sealing rubber ring (9), the nut (11) is a stainless steel locknut, and the diameter of the nut (11) is smaller than the inner diameter of the sinking groove (8).
6. A shell and tube heat exchanger with an easily disassembled inner tube bundle as claimed in claim 1, wherein: left side head (12) and right head (13) all pass through screw rod and casing (1) fixed connection, baffle (15) right side fixed mounting has sealing rubber pad, intake pipe (18) and outlet duct (19) all are located between two tube sheet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921288803.6U CN210533118U (en) | 2019-08-09 | 2019-08-09 | Shell-and-tube heat exchanger with inner tube bundle convenient to disassemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921288803.6U CN210533118U (en) | 2019-08-09 | 2019-08-09 | Shell-and-tube heat exchanger with inner tube bundle convenient to disassemble |
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| Publication Number | Publication Date |
|---|---|
| CN210533118U true CN210533118U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921288803.6U Active CN210533118U (en) | 2019-08-09 | 2019-08-09 | Shell-and-tube heat exchanger with inner tube bundle convenient to disassemble |
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| CN (1) | CN210533118U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719636A (en) * | 2022-05-07 | 2022-07-08 | 扬州派斯特换热设备有限公司 | Improved heat exchanger |
| CN115164619A (en) * | 2022-07-29 | 2022-10-11 | 浙江融科多家居有限公司 | Heat exchanger capable of disassembling and assembling modules |
-
2019
- 2019-08-09 CN CN201921288803.6U patent/CN210533118U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719636A (en) * | 2022-05-07 | 2022-07-08 | 扬州派斯特换热设备有限公司 | Improved heat exchanger |
| CN115164619A (en) * | 2022-07-29 | 2022-10-11 | 浙江融科多家居有限公司 | Heat exchanger capable of disassembling and assembling modules |
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