CN108680047B - Impact-proof tubular heat exchanger - Google Patents
Impact-proof tubular heat exchanger Download PDFInfo
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- CN108680047B CN108680047B CN201810234710.9A CN201810234710A CN108680047B CN 108680047 B CN108680047 B CN 108680047B CN 201810234710 A CN201810234710 A CN 201810234710A CN 108680047 B CN108680047 B CN 108680047B
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- tube
- heat exchanger
- end socket
- head
- casing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
- F28D7/163—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
- F28F27/02—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus for controlling the distribution of heat-exchange media between different channels
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Aiming at the technical problems that the tube bundle of the existing heat exchanger is directly washed by materials and the flow in the tube bundle cannot be adjusted, the invention provides an anti-impact tube type heat exchanger which can quickly and effectively adjust the flow in the tube bundle. This tubular heat exchanger, it includes casing, tube bank, tube sheet and head, and the head is installed respectively at the casing both ends, is equipped with the tube sheet between head and the casing, and the tube bank runs through the casing and its both ends support respectively in tube sheet, its characterized in that: a tube bundle flow regulating mechanism is arranged on the tube plate adjacent to the end socket provided with the tube pass inlet; an anti-impact mechanism is arranged in the end socket of the tube side inlet.
Description
Technical Field
The invention relates to the field of heat exchangers, in particular to an impact-proof tubular heat exchanger.
Background
The tubular heat exchanger (also called shell-and-tube, shell-and-tube) is the most typical dividing wall type heat exchanger, the existing tubular heat exchanger is shown in figure 1, and mainly comprises a shell 1, a tube bundle 6, a tube plate 4 and end sockets 2, 3, the shell is provided with a shell pass inlet 9 and a shell pass outlet 10 at two sections, the end socket 2 is provided with a tube pass inlet 11, the end socket 3 is provided with a tube pass outlet 12, the shell 1 is cylindrical, the parallel tube bundle 6 is arranged in the shell, two ends of the tube bundle 6 are fixed on the tube plate 4, baffle plates 7 are arranged in the shell 1, and the baffle plates 7 are connected. The tubular heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, has wide application, is energy-saving equipment for realizing heat transfer between materials between two or more than two fluids with different temperatures, and is used for transferring heat from the fluid with higher temperature to the fluid with lower temperature so as to ensure that the temperature of the fluid reaches the index specified by the process to meet the requirements of process conditions, and is also one of main equipment for improving the energy utilization rate. The tube bundle of the existing heat exchanger is directly washed by materials, so that the tube bundle is not only easy to damage, but also the uniformity of the materials in the tube bundle can not be ensured, and meanwhile, the flow in the tube bundle can not be adjusted, thereby causing great troubles to production.
Disclosure of Invention
Aiming at the technical problems that the tube bundle of the existing heat exchanger is directly washed by materials and the flow in the tube bundle cannot be adjusted, the invention provides an anti-impact tube type heat exchanger which can quickly and effectively adjust the flow in the tube bundle.
Its technical scheme is such, a tubular heat exchanger of protecting against shock, it includes casing, tube bank, tube sheet and head, the head is installed respectively at the casing both ends, the head with be equipped with the tube sheet between the casing, the tube bank runs through casing and its both ends support respectively in tube sheet, its characterized in that:
the tube plate adjacent to the end socket provided with the tube pass inlet is provided with a tube bundle flow regulating mechanism, the tube bundle flow regulating mechanism comprises a first regulating part, a second regulating part and a spring, one side end face of the tube plate adjacent to the end socket is provided with more than 6 sliding grooves extending along the radial direction, the sliding grooves are uniformly distributed around the center of the tube plate, the second regulating part is respectively arranged in each sliding groove, the second regulating part is elastically connected with the outer edge of the sliding groove through the spring, the first regulating part comprises a main body, the main body is convexly provided with an oblique wedge on one side end face adjacent to the sliding grooves, the oblique wedges correspond to the second regulating parts one by one and are matched through an oblique plane, the center of one side end face of the main body opposite to the sliding grooves is fixedly provided with a screw rod extending along the axis of the shell, the screw rod penetrates through the end socket, and the end socket is provided with a supporting part, the supporting piece is provided with an internal thread part matched with the external thread part of the screw rod and a bearing matched with the optical axis part of the screw rod;
install protecting against shock mechanism in the head that is equipped with the tube side entry, protecting against shock mechanism includes first baffle and second baffle, first baffle is fixed in the head and is located the orientation of tube side entry, the second baffle sets up in pairs and divides to locate on the both sides wall of spout.
Furthermore, the two side walls of the sliding groove are respectively provided with a sealing strip extending along the length direction, and the sealing strips are in sealing fit with the second adjusting piece and the inclined wedge.
Further, the angle of the oblique wedge is 35-55 degrees.
Furthermore, each second adjusting piece is correspondingly connected with 2 springs.
Furthermore, the screw rod penetrates through the middle part of the end socket, and the tube pass inlet is formed in the side part of the end socket.
According to the anti-impact tubular heat exchanger, the tube plate adjacent to the end socket provided with the tube pass inlet is provided with the tube bundle flow regulating mechanism so as to quickly and effectively regulate the flow in the tube bundle; specifically, a first adjusting part of the tube bundle flow adjusting mechanism moves along the axis of the shell under the action of the screw, when an oblique wedge of the first adjusting part is not in contact with a second adjusting part, the second adjusting part is arranged in the chute in a top mode under the action of the spring, namely the position close to the middle of the tube plate, at the moment, the tube bundle inlet exposed on the tube plate is the largest, the tube bundle flow is at the minimum value, when the oblique wedge of the first adjusting part is not in contact with the second adjusting part and forces the second adjusting part to move outwards along the chute under the action of the oblique plane, the tube bundle inlet at the position vacated by the movement of the second adjusting part is sealed by the oblique wedge in a plug-in mode, the tube bundle inlet is reduced, and the tube bundle flow is gradually increased; install protecting against shock mechanism in the head that is equipped with the tube side entry, protecting against shock mechanism includes first baffle and second baffle, and on first baffle was fixed in the head and was located the orientation of tube side entry, avoided the material to the direct erodeing of tube bank and second regulating part, the second baffle sets up in pairs and divides to locate on the both sides wall of spout, further avoids the material to the direct erodeing of second regulating part.
Drawings
Fig. 1 is a schematic structural diagram of a conventional tube heat exchanger.
Fig. 2 is a schematic structural diagram of the cooperation of the tube bundle flow regulating mechanism and the tube plate of the invention.
FIG. 3 is a schematic view of the configuration of the second adjusting member, the spring and the tube sheet in cooperation according to the present invention.
Fig. 4 is a schematic structural diagram of the matching of the end socket, the first baffle and the screw rod.
Detailed Description
An anti-impact tubular heat exchanger comprises a shell, tube bundles, tube plates and end sockets, the structure of the part is the same as that of the existing tubular heat exchanger, and can refer to fig. 1, the two ends of the shell 1 are respectively provided with the end sockets 2 and 3, an outer tube plate 4 is arranged between the end sockets 2 and 3 and the shell 1, a leakproof cavity is formed between the inner tube plate 5 and the outer tube plate 4 as well as between the shell 1, the tube bundles 6 (only 1 tube bundle is shown in the figure) penetrate through the shell, the two ends of the tube bundles are respectively supported on the outer tube plate 4, 13 are tube bundle mounting holes arranged on the outer tube plate 4, the improvement is that as shown in the figures 2, 3 and 4, the outer tube plate 4 adjacent to the end socket 3 provided with a tube pass inlet 11a is provided with a tube bundle flow regulating mechanism, the tube bundle flow regulating mechanism comprises a first regulating piece, a second regulating piece 15 and a spring 17, one side end face of, the number of the sliding grooves 14 is more than 6, the sliding grooves are uniformly distributed around the center of the tube plate, second adjusting parts 15 are respectively installed in each sliding groove 14, the second adjusting parts 15 are elastically connected with the outer edge of each sliding groove 14 through springs 17, each first adjusting part comprises a main body 19, an inclined wedge 20 is convexly formed on the end face of one side, adjacent to the sliding groove 14, of the main body 19, the angle of each inclined wedge 20 is 35-55 degrees, the inclined wedges 20 correspond to the second adjusting parts 15 one by one and are matched through inclined faces, 16 is an inclined face arranged on the second adjusting part, a screw 21 extending along the axis of the shell is fixed in the center of the end face of one side, opposite to the sliding groove 14, of the main body 19, the screw 21 penetrates through the end enclosure and is connected with a hand wheel 22, a supporting part 23 is arranged at the penetrating position of the screw, and the supporting part 23 is provided; two side walls of the sliding chute 14 are respectively provided with a sealing strip 18 extending along the length direction, and the sealing strips 18 are in sealing fit with the second adjusting piece 15 and the inclined wedge 20;
install protecting against shock mechanism in the head that is equipped with the tube side entry, protecting against shock mechanism includes first baffle 26 and second baffle 25, and first baffle 26 is fixed in the head and is located the orientation of tube side entry on, is equipped with the sieve mesh on the first baffle 26, the sieve mesh is the toper structure, and is less towards one side opening of tube side entry, and the sieve mesh is by outer and interior gradually-expanding structure promptly, can reduce the material velocity of flow, and then reduces and assaults, and second baffle 25 sets up in pairs and divides and locate on the both sides wall of spout.
Each second adjusting part 15 is correspondingly connected with 2 springs 17, and the springs arranged in pairs can ensure the moving stability of the second adjusting parts; the screw 21 penetrates through the middle part of the end socket, and the tube pass inlet 11a is arranged at the side part of the end socket so as to avoid interference.
Claims (4)
1. The utility model provides a tubular heat exchanger of protecting against shock, its includes casing, tube bank, tube sheet and head, the head is installed respectively at the casing both ends, the head with be equipped with the tube sheet between the casing, the tube bank runs through casing and its both ends support respectively in tube sheet, its characterized in that:
the tube plate adjacent to the end socket provided with the tube pass inlet is provided with a tube bundle flow regulating mechanism, the tube bundle flow regulating mechanism comprises a first regulating part, a second regulating part and a spring, one side end face of the tube plate adjacent to the end socket is provided with more than 6 sliding grooves extending along the radial direction, the sliding grooves are uniformly distributed around the center of the tube plate, the second regulating part is respectively arranged in each sliding groove, the second regulating part is elastically connected with the outer edge of the sliding groove through the spring, the first regulating part comprises a main body, the main body is convexly provided with an oblique wedge on one side end face adjacent to the sliding grooves, the oblique wedges correspond to the second regulating parts one by one and are matched through an oblique plane, the center of one side end face of the main body opposite to the sliding grooves is fixedly provided with a screw rod extending along the axis of the shell, the screw rod penetrates through the end socket, and the end socket is provided with a supporting part, the supporting piece is provided with an internal thread part matched with the external thread part of the screw rod and a bearing matched with the optical axis part of the screw rod;
install protecting against shock mechanism in the head that is equipped with the tube side entry, protecting against shock mechanism includes first baffle and second baffle, first baffle is fixed in the head and is located the orientation of tube side entry, the second baffle sets up in pairs and divides to locate on the both sides wall of spout.
2. An impact resistant tubular heat exchanger as recited in claim 1 wherein: and sealing strips extending along the length direction are respectively arranged on two side walls of the sliding groove, and the sealing strips are in sealing fit with the second adjusting piece and the inclined wedge.
3. An impact resistant tubular heat exchanger as recited in claim 1 wherein: each second adjusting piece is correspondingly connected with 2 springs.
4. An impact resistant tubular heat exchanger as recited in claim 1 wherein: the screw rod runs through the middle part of the end socket, and the tube pass inlet is formed in the side part of the end socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810234710.9A CN108680047B (en) | 2018-03-21 | 2018-03-21 | Impact-proof tubular heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810234710.9A CN108680047B (en) | 2018-03-21 | 2018-03-21 | Impact-proof tubular heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108680047A CN108680047A (en) | 2018-10-19 |
| CN108680047B true CN108680047B (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810234710.9A Active CN108680047B (en) | 2018-03-21 | 2018-03-21 | Impact-proof tubular heat exchanger |
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| Country | Link |
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| CN (1) | CN108680047B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680047B (en) * | 2018-03-21 | 2020-03-20 | 无锡宝丰石化装备有限公司 | Impact-proof tubular heat exchanger |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1813346A1 (en) * | 2004-09-27 | 2007-08-01 | Sumitomo Chemical Company, Limited | Multitubular reaction apparatus for contact gas-phase reaction |
| CN205909713U (en) * | 2016-07-11 | 2017-01-25 | 南通星球石墨设备有限公司 | Nahlock cellular type graphite heat exchanger |
| CN206583316U (en) * | 2017-03-10 | 2017-10-24 | 湖北谷城新和有限公司 | A kind of round trip tubular heat exchanger |
| CN107525422A (en) * | 2017-09-05 | 2017-12-29 | 江苏柯倍兹环境科技有限公司 | A kind of heat exchanger of dual regulation locking-type |
| CN108680047A (en) * | 2018-03-21 | 2018-10-19 | 无锡宝丰石化装备有限公司 | A kind of pipe heat exchanger of protecting against shock |
-
2018
- 2018-03-21 CN CN201810234710.9A patent/CN108680047B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1813346A1 (en) * | 2004-09-27 | 2007-08-01 | Sumitomo Chemical Company, Limited | Multitubular reaction apparatus for contact gas-phase reaction |
| CN205909713U (en) * | 2016-07-11 | 2017-01-25 | 南通星球石墨设备有限公司 | Nahlock cellular type graphite heat exchanger |
| CN206583316U (en) * | 2017-03-10 | 2017-10-24 | 湖北谷城新和有限公司 | A kind of round trip tubular heat exchanger |
| CN107525422A (en) * | 2017-09-05 | 2017-12-29 | 江苏柯倍兹环境科技有限公司 | A kind of heat exchanger of dual regulation locking-type |
| CN108680047A (en) * | 2018-03-21 | 2018-10-19 | 无锡宝丰石化装备有限公司 | A kind of pipe heat exchanger of protecting against shock |
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| Publication number | Publication date |
|---|---|
| CN108680047A (en) | 2018-10-19 |
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