CN114485221A - Tubular heat exchanger for chemical production - Google Patents
Tubular heat exchanger for chemical production Download PDFInfo
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- CN114485221A CN114485221A CN202210082873.6A CN202210082873A CN114485221A CN 114485221 A CN114485221 A CN 114485221A CN 202210082873 A CN202210082873 A CN 202210082873A CN 114485221 A CN114485221 A CN 114485221A
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- Prior art keywords
- tube
- pipe
- heat exchange
- fixedly connected
- sealing
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/121—Blades, their form or construction
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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
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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
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/005—Other auxiliary members within casings, e.g. internal filling means or sealing means
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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
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
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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
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
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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
- F28F2275/00—Fastening; Joining
- F28F2275/20—Fastening; Joining with threaded elements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a tube type heat exchanger for chemical production, which relates to the technical field of heat exchangers and comprises a tube body, wherein a bottom sealing plate is welded at the bottom of the tube body in a sealing mode, a top sealing plate is welded at the top of the tube body in a sealing mode, and the top of the tube body is connected with a detection cylinder in a sealing mode through an intermediate flange. According to the invention, the purposes of protecting the heat exchange tube and generating power are achieved by arranging the sparse guide plate, the heat exchange tube with leakage can be quickly found out by arranging the pressure display when the numerical values of a plurality of pressure displays are compared, and the purpose of facilitating maintenance is achieved.
Description
Technical Field
The invention relates to the technical field of heat exchangers, in particular to a tubular heat exchanger for chemical production.
Background
In modern chemical production, the temperature of a processed material or a finished product is often required to be reduced or increased, and at this time, the heat exchanger is a machine for performing non-contact heat exchange by using two substances and must be applied to a device capable of realizing heat exchange. The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called as a heat exchanger. The 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, and is widely applied. The shell and tube heat exchanger is also called shell and tube heat exchanger. The dividing wall type heat exchanger takes the wall surface of the tube bundle sealed in the shell as a heat transfer surface, and has the advantages of simple structure, low manufacturing cost, wider flow cross section and easy scale cleaning; but the heat transfer coefficient is low, the occupied area is large, the material can be made of various structural materials (mainly metal materials), the material can be used under high temperature and high pressure, and the material is the type which is most widely applied at present.
At present, the inside heat exchange tube of current heat exchanger when using needs to be changed, this is because for a long time erode by the material and the surface is corroded and is leaded to, especially the heat exchange tube that is located material inlet pipe position, the impact that receives is the biggest, also the position that goes wrong most easily, many heat exchangers have increased the fender flow board at the heat exchanger inner wall in order to protect this part cooling tube, though can protect inside heat exchange tube, but also make the material lose very big energy, and when inside single heat exchange tube received to corrode and takes place to reveal, whole heat exchanger just can not be used again, need shut down several days and maintain the heat exchanger inside, very consuming time, influence production efficiency.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a tubular heat exchanger for chemical production, which has the advantages of avoiding the impact on the heat exchange tube at the position of a feeding tube, facilitating the maintenance of the interior and the like, and solves the problems in the background art.
(II) technical scheme
In order to achieve the purposes of avoiding the impact on the heat exchange tube at the position of the feeding tube and facilitating the maintenance of the interior, the invention provides the following technical scheme: a tube type heat exchanger for chemical production comprises a tube body, wherein a bottom sealing plate is welded at the bottom of the tube body in a sealing mode, a top sealing plate is welded at the top of the tube body in a sealing mode, the top of the tube body is connected with a detection cylinder in a sealing mode through a middle flange, the top of the detection cylinder is connected with a liquid outlet cylinder in a sealing mode through a top flange, and the bottom of the tube body is connected with a liquid inlet cylinder in a sealing mode through a bottom flange;
the heat exchange tube is arranged inside the tube body, a baffle plate is fixedly connected to the inner wall of the tube body, round holes for inserting and fixing the heat exchange tube are formed in the baffle plate, welding holes are formed in the bottom sealing plate and the top sealing plate, the top and the bottom of the heat exchange tube are welded inside the welding holes, the bottom sealing plate and the top sealing plate through sealing, a feed tube is fixedly connected to one side of the upper portion of the tube body, a rotating shaft cylinder is arranged at the connecting position of the feed tube and the tube body, the rotating shaft cylinder is movably connected with a rotating shaft through a bearing, an arc-shaped sheet is fixedly connected to the middle of the rotating shaft, and a guide plate is fixedly connected to the middle of the inner wall of the feed tube;
the outer wall of the pipe body is integrally formed with an installation plate, one side face of the installation plate is fixedly connected with a generator through an installation bolt, a rotating shaft is arranged on one side face of the generator close to a rotating shaft barrel, one end of the rotating shaft penetrates through the rotating shaft barrel, and the rotating shaft of the generator is in transmission connection with the rotating shaft through a coupler;
the liquid outlet device comprises a liquid outlet cylinder, a liquid inlet pipe, a liquid outlet pipe, a heat exchange pipe, a pressure display, a top sealing plate, a maintenance pipe and a sealing bolt, wherein the outer wall of the liquid outlet cylinder is fixedly connected with the pressure display;
the bottom inner wall of heat exchange tube is provided with the screw ring, the screw ring is used for sealing connection bottom seal thread post, the top fixedly connected with bottom seal disc of bottom seal thread post, the top inner wall of heat exchange tube is provided with the internal thread, the internal thread is used for sealing connection top seal thread post, the top fixedly connected with top seal disc of top seal thread post.
Preferably, the top of the top sealing disc and the top of the bottom sealing disc are fixedly connected with top hexagonal prisms, the bottom of the bottom sealing threaded column and the bottom of the top sealing threaded column are fixedly connected with bottom hexagonal prisms, and the specifications of the bottom hexagonal prisms and the specifications of the top hexagonal prisms are the same.
Preferably, the diameter of the bottom sealing disc is smaller than the diameter of the inner wall of the heat exchange tube, the diameter of the top sealing disc is larger than the diameter of the inner wall of the heat exchange tube, and the diameter of the top sealing disc is smaller than the diameter of the inner wall of the maintenance tube.
Preferably, the number of the maintenance pipes is the same as that of the heat exchange pipes, the maintenance pipes are arranged according to the positions of the heat exchange pipes, and the pressure display is uniform in number with the corresponding maintenance pipes.
Preferably, a liquid outlet pipe is arranged on the side wall of the liquid outlet cylinder, a liquid outlet flange is fixedly connected to the outer end of the liquid outlet pipe, and the liquid outlet flange is communicated with the cooling pool through a return pipe.
Preferably, one side fixedly connected with feed liquor pipe of a feed liquor section of thick bamboo, the outer end fixedly connected with feed liquor ring flange of feed liquor pipe, the feed liquor ring flange passes through pipeline and cooling pump and cold liquid pond intercommunication.
Preferably, the outer end of the feeding pipe is fixedly connected with a feeding flange, the feeding flange is communicated with an outlet of the feeding pump through a connecting pipe, a discharging pipe is fixedly connected to one side of the bottom of the pipe body, the outer end of the discharging pipe is provided with a discharging flange, and a conveying pipe outside the discharging flange is communicated.
Preferably, the arc piece has a plurality of, a plurality of the arc piece is annular array distribution at the middle part of axis of rotation, the turning radius of arc piece is less than the inner wall diameter of inlet pipe.
Preferably, the heat exchange tubes are provided with a plurality of heat exchange tubes which are uniformly distributed at equal intervals, the baffle plates are provided with a plurality of baffle plates which are symmetrically and alternately distributed in the tube body, and materials are baffled and pass through the baffle plates in an S track.
Three beneficial effects
Compared with the prior art, the invention provides a tubular heat exchanger for chemical production, which has the following beneficial effects:
1. this tubular heat exchanger for chemical production dredges the baffle through setting up, when the material was passed through to the temple of inlet pipe, can change the flow direction with the material that flows, makes the promotion arc piece that the material can be better rotate to utilize the generator to generate electricity, utilize the arc piece to block the direction of material simultaneously, prevent that the material from directly impacting the heat exchange pipe, reach the purpose that can generate electricity again protecting the heat exchange pipe.
2. This tubular heat exchanger for chemical production through setting up the pressure display, when using, can utilize and detect a section of thick bamboo and make the heat exchange tube through one section space that does not have the material, can detect the inside pressure value of heat exchange tube through the pressure detector on the heat exchange tube, when numerical value through a plurality of pressure displays contrasts, can find out the heat exchange tube that takes place to reveal fast, reaches the purpose of the maintenance of being convenient for.
3. This tubular heat exchanger for chemical production through setting up the top closing plate, utilizes maintenance pipe on the closing plate of top can be convenient carry out the shutoff to the heat exchange pipe, when a certain heat exchange pipe goes wrong, utilizes dedicated stock magnetism spanner to install bottom seal screw thread post and top seal screw thread post, can die the heat exchange pipe both ends stifled that reveals appears, reaches the purpose of quick maintenance.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;
FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic cross-sectional front view of the present invention;
FIG. 6 is a schematic view of the structure of FIG. 5 at C in accordance with the present invention;
FIG. 7 is a schematic perspective view of a bottom sealing threaded post according to the present invention;
fig. 8 is a schematic perspective view of the top sealing threaded post of the present invention.
In the figure: 1. a top seal plate; 2. a liquid outlet pipe; 3. a liquid outlet flange plate; 4. a top flange; 5. a middle flange; 6. a pipe body; 7. a bottom flange; 8. a liquid inlet flange plate; 9. a liquid inlet pipe; 10. a liquid inlet cylinder; 11. a discharge pipe; 12. a discharge flange plate; 13. a pressure display; 14. a liquid outlet cylinder; 15. a feed pipe; 16. a feed flange plate; 17. a shaft barrel; 18. a generator; 19. mounting a plate; 20. maintaining the pipe; 21. a seal bolt; 22. a heat exchange pipe; 23. a baffle plate; 24. an arc-shaped sheet; 25. a pressure detector; 26. a rotating shaft; 27. a guide plate is thinned; 28. a bottom sealing disc; 29. a bottom hexagonal prism; 30. the bottom is sealed with a threaded column; 31. a top hexagonal prism; 32. a top sealing disk; 33. the top part is sealed with a threaded column; 34. a bottom sealing plate; 35. a top sealing plate; 36. a threaded ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-8, a tube type heat exchanger for chemical production comprises a tube body 6, wherein a bottom sealing plate 34 is welded at the bottom of the tube body 6 in a sealing manner, a top sealing plate 35 is welded at the top of the tube body 6 in a sealing manner, the top of the tube body 6 is connected with a detection cylinder in a sealing manner through a middle flange 5, the top of the detection cylinder is connected with a liquid outlet cylinder 14 in a sealing manner through a top flange 4, and the bottom of the tube body 6 is connected with a liquid inlet cylinder 10 in a sealing manner through a bottom flange 7;
a heat exchange tube 22 is arranged inside the tube body 6, a baffle plate 23 is fixedly connected to the inner wall of the tube body 6, a round hole for inserting and fixing the heat exchange tube 22 is formed in the baffle plate 23, welding holes are formed in the bottom sealing plate 34 and the top sealing plate 35, the top and the bottom of the heat exchange tube 22 are welded inside the welding holes, the bottom sealing plate 34 and the top sealing plate 35 through sealing, a feed tube 15 is fixedly connected to one side of the upper portion of the tube body 6, a rotating shaft barrel 17 is arranged at the joint of the feed tube 15 and the tube body 6, the rotating shaft barrel 17 is movably connected with a rotating shaft 26 through a bearing, an arc-shaped sheet 24 is fixedly connected to the middle of the rotating shaft 26, and a guide plate 27 is fixedly connected to the middle of the inner wall of the feed tube 15;
the outer wall of the pipe body 6 is integrally formed with an installation plate 19, one side surface of the installation plate 19 is fixedly connected with a generator 18 through an installation bolt, one side surface of the generator 18 close to the rotating shaft barrel 17 is provided with a rotating shaft, one end of the rotating shaft 26 penetrates through the rotating shaft barrel 17, and the rotating shaft of the generator 18 is in transmission connection with the rotating shaft 26 through a coupler;
the outer wall of the detection cylinder is fixedly connected with a pressure display 13, one section of the heat exchange tube 22, which is positioned inside the detection cylinder, is provided with a pressure detector 25, the pressure display 13 and the pressure detector 25 are same in quantity and are electrically connected in a one-to-one correspondence manner, the top of the liquid outlet cylinder 14 is welded with a top sealing plate 1, the top sealing plate 1 is fixedly connected with a maintenance tube 20, and the inside of the maintenance tube 20 is hermetically connected with a sealing bolt 21 through threads;
the bottom inner wall of the heat exchange tube 22 is provided with a threaded ring 36, the threaded ring 36 is used for being hermetically connected with a bottom sealing threaded column 30, the top of the bottom sealing threaded column 30 is fixedly connected with a bottom sealing disc 28, the top inner wall of the heat exchange tube 22 is provided with an internal thread, the internal thread is used for being hermetically connected with a top sealing threaded column 33, the top of the top sealing threaded column 33 is fixedly connected with a top sealing disc 32, the tops of the top sealing disc 32 and the bottom sealing disc 28 are fixedly connected with a top hexagonal prism 31, the bottoms of the bottom sealing threaded column 30 and the top sealing threaded column 33 are fixedly connected with a bottom hexagonal prism 29, the specifications of the bottom hexagonal prism 29 and the top hexagonal prism 31 are the same, the diameter of the bottom sealing disc 28 is smaller than the diameter of the inner wall of the heat exchange tube 22, the diameter of the top sealing disc 32 is larger than the diameter of the inner wall of the heat exchange tube 22, and the diameter of the top sealing disc 32 is smaller than the diameter of the inner wall of the maintenance tube 20, the number of the maintenance pipes 20 is the same as that of the heat exchange pipes 22, the maintenance pipes 20 are arranged according to the positions of the heat exchange pipes 22, the pressure display 13 is uniform with the number of the corresponding maintenance pipes 20, a liquid outlet pipe 2 is arranged on the side wall of a liquid outlet cylinder 14, a liquid outlet flange 3 is fixedly connected with the outer end of the liquid outlet pipe 2, the liquid outlet flange 3 is communicated with a cooling pool through a return pipe, a liquid inlet pipe 9 is fixedly connected with one side of a liquid inlet cylinder 10, a liquid inlet flange 8 is fixedly connected with the outer end of the liquid inlet pipe 9, the liquid inlet flange 8 is communicated with a cooling pump and a cold liquid pool through a pipeline, a feeding flange 16 is fixedly connected with the outer end part of a feeding pipe 15, the feeding flange 16 is communicated with the outlet of the feeding pump through a connecting pipe, a discharging pipe 11 is fixedly connected with one side of the bottom of a pipe body 6, a discharging flange 12 is arranged on the outer end of the discharging pipe 11, a plurality of arc-shaped sheets 24 are arranged outside the discharging flange 12, a plurality of arc piece 24 is annular array distribution at the middle part of axis of rotation 26, and arc piece 24' S turning radius is less than the inner wall diameter of inlet pipe 15, and heat exchange tube 22 has a plurality of, and a plurality of heat exchange tube 22 is equidistant evenly distributed, and baffling board 23 has a plurality of, and a plurality of baffling board 23 is the symmetry crisscross distribution in the inside of body 6, and the material is S orbit baffling between baffling board 23 and passes through.
When the heat exchange pipe is used, cooling liquid is introduced through the liquid inlet pipe 9, the cooling liquid flows upwards from the heat exchange pipe 22 uniformly, flows out from the liquid outlet pipe 2 after the liquid outlet cylinder 14 is filled, hot materials enter from the feeding pipe 15, flows downwards in a curved route in the pipe body 6 under the action of the baffle plate 23, and finally flows out through the discharging pipe 11, the flow direction of the materials is changed by the dredging plate 27 when the materials pass through the feeding pipe 15, the materials are prevented from causing large resistance to the rotating direction of the arc-shaped sheet 24, the flowing speed of the materials can be increased due to the fact that the flowing section is reduced, the arc-shaped sheet 24 is convenient to push to rotate, the materials can be prevented from directly impacting the heat exchange pipe 22 under the action of the arc-shaped sheet 24, the service life of the heat exchange pipe 22 is prolonged, the generator 18 can be driven to generate electricity when the arc-shaped sheet 24 rotates, and electricity generated by the generator 18 supplies electricity to the pressure display 13 so that the pressure detector 25 can monitor the pressure of the heat exchange pipe 22 in real time, when a certain heat exchange tube 22 leaks due to long service life, the numerical value of the pressure display 13 corresponding to the heat exchange tube 22 is small, after the heat exchanger stops working, the sealing bolt 21 corresponding to the number is disassembled, a long-rod magnetic wrench is used for adsorbing the top hexagonal prism 31 on the top of the bottom sealing disc 28, the bottom sealing threaded column 30 is inserted into the threaded ring 36 to seal the bottom of the heat exchange tube 22, then the top sealing threaded column 33 is installed at the top of the heat exchange tube 22 in the same manner, the purpose of sealing two ends of the heat exchange tube 22 is achieved, the heat exchanger can continue to work, the heat exchange tube 22 is disassembled and replaced after the construction period is finished, compared with the situation that the heat exchange tube 22 is directly replaced, much time can be saved, and the situation that the whole construction period is prolonged for several days due to the fault of the heat exchanger is avoided.
To sum up, the tubular heat exchanger for chemical production, through setting up the sparse baffle 27, when the temples of the inlet pipe 15 pass through the material, can change the flowing direction of the flowing material, make the material can better promote the arc-shaped sheet 24 to rotate, thus utilize the generator 18 to generate electricity, utilize the arc-shaped sheet 24 to block the direction of the material at the same time, prevent the material from directly impacting the heat exchange pipe 22, achieve the purpose of protecting the heat exchange pipe 22 and generating electricity, through setting up the pressure display 13, when using, can utilize the detection cylinder to make the heat exchange pipe 22 pass through a section of space without material, can detect the pressure value inside the heat exchange pipe 22 through the pressure detector 25 on the heat exchange pipe 22, when comparing through the numerical value of a plurality of pressure displays 13, can find out the heat exchange pipe 22 that leaks fast, achieve the purpose of being convenient for maintenance, through setting up top sealing plate 1, utilize maintenance pipe 20 on the sealing plate 1 of top can be convenient carry out the shutoff to heat exchange tube 22, when a certain heat exchange tube 22 goes wrong, utilize dedicated stock magnetic wrench to install bottom seal thread post 30 and top seal thread post 33, can die the heat exchange tube 22 both ends stifled that appears revealing, reach the purpose of quick maintenance.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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, the use of the verb "comprise a" to define an element does not exclude the presence of another, same element 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 (9)
1. The utility model provides a shell and tube heat exchanger for chemical production, includes body (6), its characterized in that: the bottom of the pipe body (6) is hermetically welded with a bottom sealing plate (34), the top of the pipe body (6) is hermetically welded with a top sealing plate (35), the top of the pipe body (6) is hermetically connected with a detection cylinder through an intermediate flange (5), the top of the detection cylinder is hermetically connected with a liquid outlet cylinder (14) through a top flange (4), and the bottom of the pipe body (6) is hermetically connected with a liquid inlet cylinder (10) through a bottom flange (7);
a heat exchange tube (22) is arranged inside the tube body (6), a baffle plate (23) is fixedly connected with the inner wall of the tube body (6), the baffle plate (23) is provided with a round hole for inserting and fixing the heat exchange tube (22), the bottom sealing plate (34) and the top sealing plate (35) are both provided with welding holes, the top and the bottom of the heat exchange tube (22) are welded inside a welding hole bottom sealing plate (34) and a top sealing plate (35) in a sealing way, a feeding pipe (15) is fixedly connected with one side of the upper part of the pipe body (6), a rotating shaft cylinder (17) is arranged at the joint of the feeding pipe (15) and the pipe body (6), the rotating shaft barrel (17) is movably connected with a rotating shaft (26) through a bearing, the middle part of the rotating shaft (26) is fixedly connected with an arc-shaped sheet (24), the middle part of the inner wall of the feeding pipe (15) is fixedly connected with a dredging plate (27);
the outer wall of the pipe body (6) is integrally formed with a mounting plate (19), one side face of the mounting plate (19) is fixedly connected with a generator (18) through a mounting bolt, a rotating shaft is arranged on one side face, close to the rotating shaft barrel (17), of the generator (18), one end of the rotating shaft (26) penetrates through the rotating shaft barrel (17), and the rotating shaft of the generator (18) is in transmission connection with the rotating shaft (26) through a coupler;
the detection device is characterized in that the outer wall of the detection cylinder is fixedly connected with a pressure display (13), a section of the heat exchange tube (22) positioned inside the detection cylinder is provided with a pressure detector (25), the pressure display (13) and the pressure detector (25) are in the same quantity and are electrically connected in a one-to-one correspondence manner, the top of the liquid outlet cylinder (14) is welded with a top sealing plate (1), the top sealing plate (1) is fixedly connected with a maintenance tube (20), and the maintenance tube (20) is hermetically connected with a sealing bolt (21) through threads;
the bottom inner wall of heat exchange tube (22) is provided with screw ring (36), screw ring (36) are used for sealing connection bottom sealing thread post (30), the top fixedly connected with bottom sealing disc (28) of bottom sealing thread post (30), the top inner wall of heat exchange tube (22) is provided with the internal thread, the internal thread is used for sealing connection top sealing thread post (33), the top fixedly connected with top sealing disc (32) of top sealing thread post (33).
2. The shell and tube heat exchanger for chemical production according to claim 1, wherein: the top sealing disc (32) and the bottom sealing disc (28) are fixedly connected with a top hexagonal prism (31), the bottom sealing threaded column (30) and the top sealing threaded column (33) are fixedly connected with a bottom hexagonal prism (29), and the bottom hexagonal prism (29) and the top hexagonal prism (31) are identical in specification.
3. The shell and tube heat exchanger for chemical production according to claim 1, wherein: the diameter of the bottom sealing disc (28) is smaller than the diameter of the inner wall of the heat exchange tube (22), the diameter of the top sealing disc (32) is larger than the diameter of the inner wall of the heat exchange tube (22), and the diameter of the top sealing disc (32) is smaller than the diameter of the inner wall of the maintenance tube (20).
4. The shell and tube heat exchanger for chemical production according to claim 1, wherein: the number of the maintenance pipes (20) is the same as that of the heat exchange pipes (22), the maintenance pipes (20) are arranged according to the positions of the heat exchange pipes (22), and the pressure display (13) is uniform in number with the corresponding maintenance pipes (20).
5. The shell and tube heat exchanger for chemical production of claim 1, characterized in that: the side wall of the liquid outlet cylinder (14) is provided with a liquid outlet pipe (2), the outer end of the liquid outlet pipe (2) is fixedly connected with a liquid outlet flange plate (3), and the liquid outlet flange plate (3) is communicated with the cooling pool through a return pipe.
6. The shell and tube heat exchanger for chemical production according to claim 1, wherein: one side fixedly connected with feed liquor pipe (9) of a feed liquor section of thick bamboo (10), the outer end fixedly connected with feed liquor ring flange (8) of feed liquor pipe (9), feed liquor ring flange (8) are through pipeline and cooling pump and cold liquid pond intercommunication.
7. The shell and tube heat exchanger for chemical production according to claim 1, wherein: the outer end of the feeding pipe (15) is fixedly connected with a feeding flange (16), the feeding flange (16) is communicated with an outlet of a feeding pump through a connecting pipe, one side of the bottom of the pipe body (6) is fixedly connected with a discharging pipe (11), the outer end of the discharging pipe (11) is provided with a discharging flange (12), and the external conveying pipe of the discharging flange (12) is communicated.
8. The shell and tube heat exchanger for chemical production according to claim 1, wherein: arc piece (24) have a plurality of, a plurality of arc piece (24) are the annular array and distribute at the middle part of axis of rotation (26), the turning radius of arc piece (24) is less than the inner wall diameter of inlet pipe (15).
9. The shell and tube heat exchanger for chemical production according to claim 1, wherein: the heat exchange tubes (22) are provided with a plurality of heat exchange tubes (22) which are uniformly distributed at equal intervals, the baffle plates (23) are provided with a plurality of baffle plates (23) which are symmetrically and alternately distributed in the tube body (6), and materials are baffled and pass through between the baffle plates (23) in an S track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210082873.6A CN114485221A (en) | 2022-01-25 | 2022-01-25 | Tubular heat exchanger for chemical production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210082873.6A CN114485221A (en) | 2022-01-25 | 2022-01-25 | Tubular heat exchanger for chemical production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114485221A true CN114485221A (en) | 2022-05-13 |
Family
ID=81473864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210082873.6A Withdrawn CN114485221A (en) | 2022-01-25 | 2022-01-25 | Tubular heat exchanger for chemical production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114485221A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115282618A (en) * | 2022-08-11 | 2022-11-04 | 济源市万洋冶炼(集团)有限公司 | Reboiler for ionic liquid high-temperature analysis |
| CN116772615A (en) * | 2022-05-16 | 2023-09-19 | 许磊 | Evaporation type heat exchanger |
-
2022
- 2022-01-25 CN CN202210082873.6A patent/CN114485221A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116772615A (en) * | 2022-05-16 | 2023-09-19 | 许磊 | Evaporation type heat exchanger |
| CN115282618A (en) * | 2022-08-11 | 2022-11-04 | 济源市万洋冶炼(集团)有限公司 | Reboiler for ionic liquid high-temperature analysis |
| CN115282618B (en) * | 2022-08-11 | 2024-03-22 | 济源市万洋冶炼(集团)有限公司 | Reboiler for ion liquid high-temperature analysis |
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Application publication date: 20220513 |