CN217929899U - Tube type heat exchanger - Google Patents
Tube type heat exchanger Download PDFInfo
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- CN217929899U CN217929899U CN202221290888.3U CN202221290888U CN217929899U CN 217929899 U CN217929899 U CN 217929899U CN 202221290888 U CN202221290888 U CN 202221290888U CN 217929899 U CN217929899 U CN 217929899U
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Abstract
The utility model provides a shell and tube heat exchanger, which belongs to the technical field of heat exchangers and aims at the defect that each part of the heat exchanger in the prior art is complex to assemble, wherein the shell comprises an annular shell body, two ends of the shell body are respectively provided with a sealing plate, the sealing plates are provided with annular grooves of the annular structure, two ends of the shell body are respectively embedded into the two annular grooves, the sealing plates are provided with a plurality of mounting grooves, the bottoms of the mounting grooves are provided with through grooves, and a shell and tube are arranged between the corresponding mounting grooves; two ends of the shell are respectively provided with a sealing cover, the sealing covers are provided with clamping grooves, the two sealing plates are respectively embedded into the two clamping grooves, the outer side surfaces of the sealing covers are provided with a plurality of fixing lugs, a pull rod is arranged between the corresponding fixing lugs on the two sealing covers, one end of the pull rod is fixedly provided with a limiting block, and the other end of the pull rod is in threaded connection with a nut. The utility model discloses a pull rod that sets up just can be in the same place each part is taut fixed, simple structure, easy dismounting.
Description
Technical Field
The utility model belongs to the technical field of the heat exchanger, concretely relates to shell and tube heat exchanger.
Background
The shell and tube heat exchanger is a very common industrial production device in various industries relating to heat exchange of two fluids, such as chemical industry, metallurgy, medicine, electric power, heat energy and the like. The flow behaviors of the tube side fluid and the shell side fluid in the tube type heat exchanger have important influence on the heat transfer rate of the tube type heat exchanger. The structure of the existing tube type heat exchanger is complex, adjacent parts are generally connected through bolts, the connection structure is complex, and the assembly is very complicated.
Disclosure of Invention
The utility model discloses assemble loaded down with trivial details drawback to each part of the heat exchanger among the prior art, provide a shell and tube heat exchanger, this shell and tube heat exchanger just can be in the same place each part is taut fixed through the pull rod that sets up, simple structure, easy dismounting.
The invention aims to be realized by the following technical scheme: a tube still heat exchanger comprises a shell with an annular structure, wherein two ends of the shell are respectively provided with a sealing plate, the sealing plates are provided with annular grooves with annular structures, two ends of the shell are respectively embedded into the annular grooves on the two sealing plates, a plurality of mounting grooves are formed in the area surrounded by the annular grooves on the sealing plates, the bottoms of the mounting grooves are provided with through grooves, the diameters of the mounting grooves are larger than those of the through grooves, step surfaces are arranged between the mounting grooves and the through grooves, tube arrays are arranged between the mounting grooves on the two sealing plates in a one-to-one correspondence manner, and two ends of the tube arrays are respectively embedded into the mounting grooves on the two sealing plates; the two ends of the shell are respectively provided with a sealing cover, the sealing covers are provided with clamping grooves, the two sealing plates are respectively embedded into the clamping grooves of the two sealing covers, the outer side surfaces of the sealing covers are fixedly provided with a plurality of fixing lugs, the fixing lugs are provided with through holes, the fixing lugs on the two sealing covers are in one-to-one correspondence, a pull rod penetrating through the through holes is arranged between the corresponding fixing lugs, one end of the pull rod is fixedly provided with a limiting block, the side surface of the limiting block is protruded relative to the side surface of the pull rod, and the other end of the pull rod is in threaded connection with a nut; one of the sealing covers is provided with a tube pass fluid inlet, the other sealing cover is provided with a tube pass fluid outlet, and the shell is fixedly provided with a shell pass fluid inlet and a shell pass fluid outlet. The bolt is not used between the shell, the sealing plate, the sealing cover and the tube array which are arranged for direct connection and fixation, and the pull rod and the nut which are fixed with the limiting block are matched to pull the two sealing covers tightly, so that the sealing cover, the sealing plate, the shell and the tube array are pulled tightly and fixed together, the structure is simple, and the disassembly and the assembly are convenient.
Preferably, the mounting groove is internally provided with a first sealing ring with an annular structure on the step surface, and the end part of the tube array is tightly pressed on the first sealing ring in the corresponding mounting groove. The sealing performance of tubulation and shrouding junction can be promoted to first sealing washer.
Preferably, a second sealing ring is arranged in the annular groove, and the end part of the shell is tightly pressed on the second sealing ring in the corresponding annular groove. The second sealing washer can promote the sealing performance of casing and shrouding junction.
Preferably, a third sealing ring is arranged in the clamping groove, and the sealing plate is tightly pressed on the third sealing ring in the corresponding clamping groove. The third sealing ring can improve the sealing performance of the joint of the sealing plate and the sealing cover.
Preferably, the side face, facing the shell, of the sealing cover is provided with a positioning groove communicated with the clamping groove, the sealing plate is fixedly provided with a positioning block embedded in the positioning groove, and a gap is reserved between the positioning block and the bottom of the positioning groove. Through the cooperation of locating piece and constant head tank, play the positioning action when installing the shrouding in the draw-in groove of closing cap, the interval between locating piece and the constant head tank bottom makes the locating piece can not influence the shrouding and compresses tightly on fixing the third sealing washer in the draw-in groove.
Preferably, each sealing cover is provided with four positioning grooves which are distributed in a circumferential array around the center line of the clamping groove, each sealing plate is also fixedly provided with four positioning blocks, and the four positioning blocks are distributed in a circumferential array around the center line of the sealing plate.
Preferably, the shell is internally provided with a heat-conducting plate arranged between the tubes, the heat-conducting plate is provided with a plurality of connecting holes in one-to-one correspondence with the tubes, the tubes penetrate through the corresponding connecting holes, the hole walls of the tubes are attached to the inner walls of the connecting holes, and a space is arranged between the heat-conducting plate and the shell. The heat exchange performance can be promoted by arranging the heat conducting plate.
Compared with the prior art, the utility model discloses following beneficial effect has: the components of the utility model can be tightened and fixed by the matching of the pull rod and the nut, which is convenient for the disassembly and assembly of the tube type heat exchanger; meanwhile, the heat exchange performance can be improved through the arranged heat conducting plate.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the present invention with the housing removed;
FIG. 3 is a perspective view of the closure plate;
FIG. 4 is a perspective view of the closure plate with the first seal ring installed;
FIG. 5 is a perspective view of the closure;
FIG. 6 is a perspective view of the connection structure of the heat-conducting plate and the heat-conducting support rod;
the labels in the figure are: 1. the shell body, 2, a sealing plate, 3, an annular groove, 4, a second sealing ring, 5, a mounting groove, 6, a through groove, 7, a step surface, 8, a tube array, 9, a first sealing ring, 10, a sealing cover, 11, a clamping groove, 12, a third sealing ring, 13, a positioning groove, 14, a positioning block, 15, a fixing lug, 16, a through hole, 17, a pull rod, 18, a limiting block, 19, a nut, 20, a tube side fluid inlet, 21, a tube side fluid outlet, 22, a shell side fluid inlet, 23, a shell side fluid outlet, 24, a heat conducting plate, 25, a connecting hole, 26 and a heat conducting supporting rod.
Detailed Description
The invention will be further described with reference to the embodiments shown in the drawings to which:
example 1
As shown in fig. 1-6, a shell-and-tube heat exchanger includes a casing 1 with a circular ring structure, two ends of the casing 1 are respectively provided with a sealing plate 2, the sealing plates 2 are provided with circular ring grooves 3 with the circular ring structure, two ends of the casing 1 are respectively embedded into the circular ring grooves 3 of the two sealing plates 2, the circular ring grooves 3 are internally provided with second sealing rings 4, and the end portions of the casing 1 are tightly pressed on the second sealing rings 4 in the corresponding circular ring grooves 3. Be equipped with five mounting grooves 5 in the region that the ring channel 3 centers on shrouding 2, 5 bottoms of mounting groove are equipped with logical groove 6, the diameter of mounting groove 5 is greater than the diameter and the mounting groove 5 that lead to groove 6 and is equipped with step face 7 between leading to groove 6, is equipped with tubulation 8 between the mounting groove 5 that 5 one-to-ones of mounting groove on two shrouding 2 and correspond, and tubulation 8 both ends are embedded in mounting groove 5 on two shrouding 2 respectively, be equipped with the first sealing washer 9 of loop configuration on step face 7 in the mounting groove 5, the 8 tip of tubulation compresses tightly on the first sealing washer 9 in corresponding mounting groove 5. Two ends of the shell 1 are respectively provided with a sealing cover 10, the sealing covers 10 are provided with clamping grooves 11, the two sealing plates 2 are respectively embedded into the clamping grooves 11 of the two sealing covers 10, third sealing rings 12 are arranged in the clamping grooves 11, and the sealing plates 2 are tightly pressed on the third sealing rings 12 in the corresponding clamping grooves 11. The side of the sealing cover 10 facing the housing 1 is provided with four positioning grooves 13 communicated with the clamping groove 11, the four positioning grooves 13 are distributed in a circumferential array around the center line of the clamping groove 11, the sealing plate 2 is fixedly provided with four positioning blocks 14, the four positioning blocks 14 are distributed in a circumferential array around the center line of the sealing plate 2, the four positioning blocks 14 are respectively embedded into the four positioning grooves 13, and a gap is reserved between the positioning blocks 14 and the bottoms of the positioning grooves 13.
Four fixing lugs 15 are fixedly arranged on the outer side surfaces of the sealing covers 10, through holes 16 are formed in the fixing lugs 15, the fixing lugs 15 on the two sealing covers 10 correspond to one another, a pull rod 17 penetrating through the through holes 16 is arranged between the corresponding fixing lugs 15, a limiting block 18 is fixedly arranged at one end of the pull rod 17, the side surface of the limiting block 18 protrudes out relative to the side surface of the pull rod 17, and a nut 19 is screwed at the other end of the pull rod 17; one of the sealing covers 10 is provided with a tube-side fluid inlet 20, the other sealing cover 10 is provided with a tube-side fluid outlet 21, and the shell 1 is fixedly provided with a shell-side fluid inlet 22 and a shell-side fluid outlet 23.
Still be equipped with the heat-conducting plate 24 of setting between tubulation 8 in the casing 1, be equipped with on the heat-conducting plate 24 five with tubulation 8 one-to-one's connecting hole 25, tubulation 8 passes corresponding connecting hole 25 and the pore wall and the laminating of connecting hole 25 inner wall of tubulation 8, be equipped with the interval between heat-conducting plate 24 and the casing 1. Heat-conducting plate 24 is two, and two heat-conducting plates 24 are parallel to each other, perpendicular fixedly connected with heat conduction bracing piece 26 between two heat-conducting plates 24, and the heat conduction bracing piece 26 both ends are outstanding for two heat-conducting plate 24's lateral surface respectively, and will when pull rod 17 the utility model discloses an each part is drawn the fastening regularly, and heat conduction bracing piece 26 both ends laminate with two shrouding 2 respectively.
The utility model discloses in, through fixed block and the cooperation of nut 19 on the pull rod 17, can be taut towards the inboard with two closing caps 10, two shrouding 2 compress tightly at 8 both ends of tubulation and 1 both ends of casing, make closing cap 10 compress tightly on shrouding 2 to accomplish the taut fixed of whole part. When the sealing plate is detached, the sealing cover 10, the sealing plate 2 and the tubes 8 can be sequentially detached and the tubes 8 can be pulled out from the heat-conducting plate 24 only by detaching the nuts 19 from the pull rods 17 and pulling the pull rods 17 out of the through holes 16 of the fixing lugs 15.
It should be understood that in the claims and specification of the present invention, all the "including 8230 \8230;" 8230; "is understood to mean open-ended, i.e., meaning equivalent to" including at least 8230; \8230; "and not to mean closed, i.e., meaning not to mean" including only 8230; \8230; "8230;".
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. A shell and tube heat exchanger is characterized by comprising a shell (1) with an annular structure, wherein two ends of the shell (1) are respectively provided with a sealing plate (2), the sealing plates (2) are provided with annular grooves (3) with the annular structure, the two ends of the shell (1) are respectively embedded into the annular grooves (3) on the two sealing plates (2), the sealing plates (2) are provided with a plurality of mounting grooves (5) in the area surrounded by the annular grooves (3), the bottoms of the mounting grooves (5) are provided with through grooves (6), the diameters of the mounting grooves (5) are larger than those of the through grooves (6), step surfaces (7) are arranged between the mounting grooves (5) and the through grooves (6), the mounting grooves (5) on the two sealing plates (2) correspond to one another one by one, shell and tube arrays (8) are arranged between the corresponding mounting grooves (5), and the two ends of the shell and tube arrays (8) are respectively embedded into the mounting grooves (5) on the two sealing plates (2); the sealing device is characterized in that two ends of the shell (1) are respectively provided with a sealing cover (10), clamping grooves (11) are formed in the sealing covers (10), the two sealing plates (2) are respectively embedded into the clamping grooves (11) of the two sealing covers (10), a plurality of fixing lugs (15) are fixedly arranged on the outer side surfaces of the sealing covers (10), through holes (16) are formed in the fixing lugs (15), pull rods (17) penetrating through the through holes (16) are arranged between the fixing lugs (15) which correspond to the fixing lugs (15) on the two sealing covers (10) one by one, one end of each pull rod (17) is fixedly provided with a limiting block (18), the side surface of each limiting block (18) protrudes relative to the side surface of the corresponding pull rod (17), and a nut (19) is screwed to the other end of each pull rod (17); one of the sealing covers (10) is provided with a tube side fluid inlet (20), the other sealing cover (10) is provided with a tube side fluid outlet (21), and the shell (1) is fixedly provided with a shell side fluid inlet (22) and a shell side fluid outlet (23).
2. A tubular heat exchanger according to claim 1, characterized in that the installation groove (5) is provided with a first sealing ring (9) of annular structure on the step surface (7), and the ends of the tubes (8) are pressed against the first sealing ring (9) in the corresponding installation groove (5).
3. A shell and tube heat exchanger according to claim 1, characterized in that a second sealing ring (4) is arranged in the annular groove (3), and the end of the shell (1) is pressed against the second sealing ring (4) in the corresponding annular groove (3).
4. A shell and tube heat exchanger according to claim 1, characterized in that a third sealing ring (12) is arranged in the clamping groove (11), and the sealing plate (2) is pressed against the third sealing ring (12) in the corresponding clamping groove (11).
5. The shell and tube heat exchanger according to claim 1, 2, 3 or 4, wherein a positioning groove (13) communicated with the clamping groove (11) is formed in the side surface of the sealing cover (10) facing the shell (1), a positioning block (14) embedded in the positioning groove (13) is fixedly arranged on the sealing plate (2), and the positioning block (14) is spaced from the bottom of the positioning groove (13).
6. A tube and tube heat exchanger according to claim 5 wherein each cover (10) is provided with four locating slots (13), four locating slots (13) being arranged in a circumferential array about the centre line of the slot (11), four locating blocks (14) being secured to each plate (2), four locating blocks (14) being arranged in a circumferential array about the centre line of the plate (2).
7. The shell and tube heat exchanger according to claim 1, wherein a heat conducting plate (24) arranged between the tubes (8) is further arranged in the shell (1), a plurality of connecting holes (25) corresponding to the tubes (8) in one-to-one mode are formed in the heat conducting plate (24), the tubes (8) penetrate through the corresponding connecting holes (25), the hole walls of the tubes (8) are attached to the inner walls of the connecting holes (25), and a gap is formed between the heat conducting plate (24) and the shell (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221290888.3U CN217929899U (en) | 2022-05-23 | 2022-05-23 | Tube type heat exchanger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221290888.3U CN217929899U (en) | 2022-05-23 | 2022-05-23 | Tube type heat exchanger |
Publications (1)
Publication Number | Publication Date |
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CN217929899U true CN217929899U (en) | 2022-11-29 |
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ID=84177663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221290888.3U Active CN217929899U (en) | 2022-05-23 | 2022-05-23 | Tube type heat exchanger |
Country Status (1)
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CN (1) | CN217929899U (en) |
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2022
- 2022-05-23 CN CN202221290888.3U patent/CN217929899U/en active Active
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