Cyclopentane-based heat exchanger

Abstract

The invention discloses a heat exchanger based on cyclopentane, and relates to the technical field related to heat exchangers. The heat exchanger comprises a heat exchanger body, fixing discs are arranged at the two ends in the heat exchanger body, a cleaning mechanism is arranged in the heat exchanger body and comprises heat exchange pipes arranged on the fixing discs, the heat exchange pipes are slidably connected to an upper baffle and a lower baffle, and the upper baffle and the lower baffle are provided with a first threaded rod and a second threaded rod correspondingly; a first cylinder cover is arranged at one end of the heat exchanger body and internally provided with a cooling chamber. By rotating the first threaded rod and the second threaded rod, the upper baffle and the lower baffle can be driven to scrape the inner wall of the heat exchanger body and the outer wall of the heat exchange pipe, dirt accumulated on the inner wall of the heat exchanger body and the outer wall of the heat exchange pipe is scraped away, and the dirt is prevented from adhering to the inner wall of the heat exchanger body and the outer wall of the heat exchange pipe; and the heat utilization rate of the heat exchanger main body is seriously influenced.

Description

Technical Field

[0001] The present invention belongs to the technical field related to heat exchangers, and in particular, relates to a cyclopentane-based heat exchanger. Background Art

[0002] Cyclopentane is an important organic compound, which is widely used in chemical research, industrial production and life. It is mainly used as a solvent, especially in the chemical industry. Many products with strong odors contain it. The heat exchanger is an energy-saving device that realizes heat transfer between two or more fluids at different temperatures. The purpose is to transfer heat from the higher temperature fluid to the lower temperature fluid, so that the fluid temperature reaches the specified index of the process to meet the needs of the process conditions. It is also one of the main equipment to improve energy utilization.

[0003] However, it is not convenient to clean the impurities inside the existing heat exchanger during use. After long-term use, the impurities will accumulate on the inner wall of the shell, which is not conducive to the flow of the medium, affecting the heat exchange efficiency of the heat exchanger and poor working efficiency. Summary of the invention

[0004] In view of the problems in the related art, the present invention proposes a cyclopentane-based heat exchanger to overcome the above-mentioned technical problems existing in the existing related art.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The present invention is a cyclopentane-based heat exchanger, comprising a heat exchanger body, wherein both ends of the heat exchanger body are provided with fixed disks, wherein a cleaning mechanism is provided inside the heat exchanger body, wherein the cleaning mechanism comprises a heat exchange tube provided on the fixed disk, wherein the heat exchange tube is slidably connected to an upper baffle and a lower baffle, wherein the upper baffle and the lower baffle are respectively provided with a first threaded rod and a second threaded rod, wherein a first tube cover is provided at one end of the heat exchanger body, wherein a cooling chamber is provided inside the first tube cover, and wherein a circulating cooling tube is provided inside the cooling chamber.

[0007] Furthermore, two fixed plates are provided, and the two fixed plates are respectively fixedly installed at the two ends of the heat exchanger body, and a pipe sleeve is opened on the surface of the fixed plate, and a plurality of the pipe sleeves are provided. A hole is opened on the surface of the fixed plate, and two holes are provided. A first threaded rod and a second threaded rod are respectively rotatably installed in the two holes, and a guide rod is fixedly installed between the two fixed plates.

[0008] Furthermore, both ends of the heat exchange tube are fixedly installed on a fixed plate, the upper baffle and the lower baffle are both provided with threaded holes, the threaded holes are threadedly connected to the upper baffle and the lower baffle, the upper baffle and the lower baffle are both provided with connecting holes, a brush is arranged on the inside of the connecting hole, and the connecting hole is slidably connected to the heat exchange tube.

[0009] Furthermore, the upper baffle plate and the lower baffle plate are both in contact with the inner wall of the heat exchanger body, and a plurality of the upper baffle plates, the lower baffle plates and the heat exchange tubes are provided, and the installation methods thereof are the same.

[0010] Furthermore, a connecting pipe is provided below the cooling chamber, a cold flow inlet is fixedly installed below the heat exchanger body, a cold flow outlet is fixedly installed above the heat exchanger body, the cold flow outlet is fixedly installed on the second cylinder cover, a hot flow inlet is fixedly installed on the second cylinder cover, a hot flow outlet is fixedly installed below the second cylinder cover, a partition is fixedly installed inside the second cylinder cover, and the first cylinder cover and the second cylinder cover are fixedly installed on the heat exchanger body by cylinder cover bolts.

[0011] Furthermore, a water tank is fixedly installed on the top of the heat exchanger body, a first water pump is arranged outside the water tank, a water outlet pipe is fixedly installed outside the first water pump, a diversion pipe is fixedly installed on the water outlet pipe, a booster nozzle is fixedly installed on the diversion pipe, a second water pump is arranged inside the water tank, the second water pump is connected to both ends of a circulating cooling pipe, the circulating cooling pipe is fixedly installed inside the first cylinder cover, and both ends of the circulating cooling pipe can pass through the first cylinder cover.

[0012] Furthermore, a plurality of the boost nozzles are provided, and the plurality of the boost nozzles all penetrate the heat exchanger body and extend into the interior.

[0013] Furthermore, one end of each of the first threaded rod and the second threaded rod is fixedly mounted with a gear, the two gears are connected via a gear belt transmission, and one end of the first threaded rod is fixedly mounted with a motor.

[0014] The present invention has the following beneficial effects:

[0015] 1. The present invention drives the upper baffle plate and the lower baffle plate to move by rotating the first threaded rod and the second threaded rod. During this process, the upper baffle plate and the lower baffle plate can scrape the inner wall of the heat exchanger body and the outer wall of the heat exchange tube, scrape off the dirt accumulated on the inner wall of the heat exchanger body and the outer wall of the heat exchange tube, and prevent the dirt from adhering to the inner wall of the heat exchanger body and the outer wall of the heat exchange tube, making it impossible to clean, and in the long run, it will seriously affect the heat utilization rate of the heat exchanger body.

[0016] 2. In the present invention, cyclopentane enters the interior of the heat exchanger body from the cold flow inlet and fills the inner cavity of the heat exchanger body, and then the cyclopentane is discharged from the cold flow outlet. During this process, the refinery electrically desalted wastewater enters the interior of the second cylinder cover from the hot flow inlet and fills the cavity located on the upper side of the partition. The refinery electrically desalted wastewater in the cavity located on the upper side of the partition will flow into the heat exchange tube located above the partition, and will be guided to the first cylinder cover through the heat exchange tube located above the partition. At this time, the connecting tube is in a blocked state, and the refinery electrically desalted wastewater collected in the first cylinder cover will be guided back to the inner cavity of the second cylinder cover located on the lower side of the partition through the heat exchange tube located below the partition, and will be discharged through the hot flow outlet to achieve heat exchange.

[0017] 3. The present invention absorbs heat through evaporation in the heat exchanger body 1 and turns into gas which is sucked into the cooling chamber 9 for cooling, and simultaneously starts the second water pump in the water storage tank 24 so that water flows into the circulating cooling pipe 8, thereby utilizing the temperature of the circulating cooling pipe 8 to cool the cyclopentane gas, and finally the cyclopentane cooled into liquid can be reused for a second time.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the invention, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 The three-dimensional structure of the present invention Figure 1 ;

[0021] Figure 2 The three-dimensional structure of the present invention Figure 2 ;

[0022] Figure 3 The three-dimensional structure of the present invention Figure 3 ;

[0023] Figure 4 The three-dimensional structure of the present invention Figure 4 ;

[0024] Figure 5 The three-dimensional structure of the present invention Figure 5 ;

[0025] Figure 6 The three-dimensional structure of the present invention Figure 6 ;

[0026] Figure 7 The three-dimensional structure of the present invention Figure 7 ;

[0027] Figure 8 The three-dimensional structure of the present invention Figure 8 ;

[0028] Fig. 9 The three-dimensional structure of the present invention Figure 9 ;

[0029] Fig.10 The three-dimensional structure of the present invention Figure 10 .

[0030] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0031] 1. Heat exchanger body; 2. Fixed plate; 3. Heat exchange tube; 4. Upper baffle; 5. Lower baffle; 6. First threaded rod; 7. Second threaded rod; 8. Circulating cooling tube; 9. Cooling chamber; 10. Pipe sleeve; 11. Holes; 12. Guide rod; 13. Threaded hole; 14. Connecting hole; 15. Connecting tube; 16. Cold flow inlet; 17. Cold flow outlet; 18. First cylinder cover; 19. Second cylinder cover; 20. Hot flow inlet; 21. Hot flow outlet; 22. Partition; 23. Bolt; 24. Water storage tank; 25. Water outlet; 26. Diverter pipe; 27. Booster nozzle; 28. Gear; 29. ​​Gear belt; 30. Motor; 31. First water pump. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the invention to clearly and completely describe the technical solutions in the embodiments of the invention. Obviously, the described embodiments are only part of the embodiments of the invention, not all of the embodiments. Based on the embodiments in the invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the invention.

[0033] In the description of the present invention, it is necessary to understand that the terms "opening", "upper", "lower", "top", "middle", "inside" and the like indicating orientation or positional relationship are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the invention.

[0034] See also Figure 1-10As shown, the present invention is a cyclopentane-based heat exchanger, including a heat exchanger body 1, fixed plates 2 are arranged at both ends of the heat exchanger body 1, a cleaning mechanism is arranged inside the heat exchanger body 1, the cleaning mechanism includes a heat exchange tube 3 arranged on the fixed plate 2, the heat exchange tube 3 is slidably connected to an upper baffle 4 and a lower baffle 5, the upper baffle 4 and the lower baffle 5 are respectively provided with a first threaded rod 6 and a second threaded rod 7, a first tube cover 18 is arranged at one end of the heat exchanger body 1, a cooling chamber 9 is arranged inside the first tube cover 18, and a circulating cooling tube 8 is arranged inside the cooling chamber 9.

[0035] The working principle of the cyclopentane-based heat exchanger proposed in the present invention is that the upper baffle plate 4 and the lower baffle plate 5 are driven to move by rotating the first threaded rod 6 and the second threaded rod 7. During this process, the upper baffle plate 4 and the lower baffle plate 5 can scrape the inner wall of the heat exchanger body 1 and the outer wall of the heat exchange tube 3, scrape off the dirt accumulated on the inner wall of the heat exchanger body 1 and the outer wall of the heat exchange tube 3, and prevent the dirt from adhering to the inner wall of the heat exchanger body 1 and the outer wall of the heat exchange tube 3, making it impossible to clean them, and in the long run, it will seriously affect the heat utilization rate of the heat exchanger body 1;

[0036] It is worth noting that the present invention uses cyclopentane as a heat exchange medium, which evaporates and absorbs heat in the heat exchanger to become a gas and is ejected. The ejected cyclopentane gas is sucked into the cooling chamber 9, and then cooled by the circulating cooling pipe 8. Finally, the cyclopentane is cooled into a liquid and can be reused.

[0037] In one embodiment, for the above-mentioned fixed plate 2, two fixed plates 2 are provided, and the two fixed plates 2 are respectively fixedly installed at the two ends of the heat exchanger body 1, and a pipe sleeve 10 is opened on the surface of the fixed plate 2, and a plurality of pipe sleeves 10 are provided. A hole 11 is opened on the surface of the fixed plate 2, and two holes 11 are provided. The first threaded rod 6 and the second threaded rod 7 are respectively rotatably installed in the two holes 11, and a guide rod 12 is fixedly installed between the two fixed plates 2.

[0038] In one embodiment, for the above-mentioned heat exchange tube 3, both ends of the heat exchange tube 3 are fixedly installed on the fixed plate 2, the upper baffle plate 4 and the lower baffle plate 5 are both provided with threaded holes 13, the threaded holes 13 are threadedly connected with the upper baffle plate 4 and the lower baffle plate 5, the upper baffle plate 4 and the lower baffle plate 5 are both provided with connecting holes 14, a brush is arranged on the inner side of the connecting hole 14, and the connecting hole 14 is slidably connected with the heat exchange tube 3.

[0039] In one embodiment, for the upper baffle 4, both the upper baffle 4 and the lower baffle 5 are in contact with the inner wall of the heat exchanger body 1, and a plurality of upper baffles 4, lower baffles 5 and heat exchange tubes 3 are provided, and their installation methods are the same.

[0040] The working principle of the cyclopentane-based heat exchanger proposed in the present invention is that the present invention can limit the movement trajectory of the upper baffle plate 4 and the lower baffle plate 5 through the guide rod 12, and the upper baffle plate 4 and the lower baffle plate 5 are in contact with the inner wall of the heat exchanger body 1, so that when the first threaded rod 6 and the second threaded rod 7 rotate, the upper baffle plate 4 and the lower baffle plate 5 can be driven to move along the inner wall of the heat exchanger body 1, so that the inner wall of the heat exchanger body 1 can be cleaned;

[0041] At the same time, the outer wall of the heat exchange tube 3 can be cleaned by the brush arranged inside the connecting hole 14 to prevent it from being contaminated with dirt.

[0042] In one embodiment, for the above-mentioned cooling chamber 9, a connecting pipe 15 is provided below the cooling chamber 9, a cold flow inlet 16 is fixedly installed below the heat exchanger body 1, a cold flow outlet 17 is fixedly installed above the heat exchanger body 1, the cold flow outlet 17 is fixedly installed on the second cylinder cover 19, a hot flow inlet 20 is fixedly installed on the second cylinder cover 19, a hot flow outlet 21 is fixedly installed below the second cylinder cover 19, a partition 22 is fixedly installed inside the second cylinder cover 19, and the first cylinder cover 18 and the second cylinder cover 19 cylinder cover bolts 23 are fixedly installed on the heat exchanger body 1.

[0043] The working principle of a cyclopentane-based heat exchanger proposed in the present invention is that when heat exchange is performed, cyclopentane enters the interior of the heat exchanger body 1 from the cold flow inlet 16 and fills the inner cavity of the heat exchanger body 1, and then the cyclopentane is discharged from the cold flow outlet 17. During this process, the refinery electrically desalted wastewater enters the interior of the second cylinder cover 19 from the hot flow inlet 20 and fills the cavity located on the upper side of the partition 22. The refinery electrically desalted wastewater in the cavity on the upper side of the partition 22 will flow into the heat exchange tube 3 located above the partition 22, and will be guided to the first cylinder cover 18 through the heat exchange tube 3 located above the partition 22. At this time, the connecting pipe 15 is in a blocked state, and the refinery electrically desalted wastewater collected in the first cylinder cover 18 will be guided back to the inner cavity of the second cylinder cover 19 located on the lower side of the partition 22 through the heat exchange tube 3 located below the partition 22, and will be discharged through the hot flow outlet 21 to achieve heat exchange.

[0044] In one embodiment, for the above-mentioned heat exchanger body 1, a water tank 24 is fixedly installed on the top of the heat exchanger body 1, a first water pump 31 is arranged outside the water tank 24, a water outlet pipe 25 is fixedly installed outside the first water pump 31, a diversion pipe 26 is fixedly installed on the water outlet pipe 25, a booster nozzle 27 is fixedly installed on the diversion pipe 26, a second water pump is arranged inside the water tank 24, the second water pump is connected to both ends of the circulating cooling pipe 8, the circulating cooling pipe 8 is fixedly installed inside the first tube cover 18, and both ends of the circulating cooling pipe 8 can pass through the first tube cover 18.

[0045] In one embodiment, for the above-mentioned boosting nozzle 27, a plurality of boosting nozzles 27 are provided, and the plurality of boosting nozzles 27 all penetrate the heat exchanger body 1 and extend to the interior.

[0046] In one embodiment, for the first threaded rod 6 , one end of the first threaded rod 6 and the second threaded rod 7 are both fixedly mounted with gears 28 , the two gears 28 are connected through a gear belt 29 , and one end of the first threaded rod 6 is fixedly mounted with a motor 30 .

[0047] The working principle of the cyclopentane-based heat exchanger proposed in the present invention is that, since the boiling point of cyclopentane is about 50°C, it evaporates in the heat exchanger body 1 and absorbs heat to become gas, which is sucked into the cooling chamber 9 for cooling (the air temperature is lower than the boiling point), and the second water pump in the water storage tank 24 can be started synchronously, so that water flows into the inside of the circulating cooling pipe 8, so that the temperature of the circulating cooling pipe 8 is used to cool the cyclopentane gas, and finally the cyclopentane cooled into liquid can be reused for a second time;

[0048] By starting the first water pump 31, the water in the water storage tank 24 is transferred to the inside of the diversion pipe 26 through the water outlet pipe 25, and then sprayed to the inside of the heat exchanger body 1 through the booster nozzle 27;

[0049] It is worth noting that when performing the above operation, the upper baffle plate 4 and the lower baffle plate 5 can be used to scrape the inner wall of the heat exchanger body 1 to make the cleaning more thorough;

[0050] The motor 30 drives the gear 28 to rotate, thereby driving another gear 28 to rotate through the gear belt 29, thereby achieving simultaneous rotation of the first threaded rod 6 and the second threaded rod 7.

[0051] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0052] The preferred embodiments of the invention disclosed above are only used to help illustrate the invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific embodiments described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the invention, so that those skilled in the art can better understand and use the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A cyclopentane-based heat exchanger comprising a heat exchanger body (1), characterized in that: Fixed disks (2) are provided at both ends of the heat exchanger body (1), and a cleaning mechanism is provided inside the heat exchanger body (1). The cleaning mechanism comprises a heat exchange tube (3) provided on the fixed disk (2), and the heat exchange tube (3) is slidably connected to an upper baffle (4) and a lower baffle (5), and the upper baffle (4) and the lower baffle (5) are respectively provided with a first threaded rod (6) and a second threaded rod (7). A first tube cover (18) is provided at one end of the heat exchanger body (1), and a cooling chamber (9) is provided inside the first tube cover (18), and a circulating cooling tube (8) is provided inside the cooling chamber (9).

2. A cyclopentane-based heat exchanger according to claim 1, characterized in that: Two fixed plates (2) are provided, and the two fixed plates (2) are respectively fixedly mounted at the two ends of the heat exchanger body (1). A pipe sleeve (10) is provided on the surface of the fixed plate (2), and a plurality of the pipe sleeves (10) are provided. A hole (11) is provided on the surface of the fixed plate (2), and two holes (11) are provided. A first threaded rod (6) and a second threaded rod (7) are respectively rotatably mounted in the two holes (11). A guide rod (12) is fixedly mounted between the two fixed plates (2).

3. A cyclopentane-based heat exchanger according to claim 2, characterized in that: Both ends of the heat exchange tube (3) are fixedly mounted on the fixed plate (2); the upper baffle plate (4) and the lower baffle plate (5) are both provided with threaded holes (13); the threaded holes (13) are threadedly connected to the upper baffle plate (4) and the lower baffle plate (5); the upper baffle plate (4) and the lower baffle plate (5) are both provided with connecting holes (14); a brush is arranged inside the connecting hole (14); and the connecting hole (14) is slidably connected to the heat exchange tube (3).

4. A cyclopentane-based heat exchanger according to claim 3, characterized in that: The upper baffle (4) and the lower baffle (5) are both fitted with the inner wall of the heat exchanger body (1); a plurality of the upper baffle (4), the lower baffle (5) and the heat exchange tube (3) are provided, and their installation methods are the same.

5. A cyclopentane-based heat exchanger according to claim 1, characterized in that: A connecting pipe (15) is provided below the cooling chamber (9); a cold flow inlet (16) is fixedly installed below the heat exchanger body (1); a cold flow outlet (17) is fixedly installed above the heat exchanger body (1); the cold flow outlet (17) is fixedly installed on a second tube cover (19); a hot flow inlet (20) is fixedly installed on the second tube cover (19); a hot flow outlet (21) is fixedly installed below the second tube cover (19); a partition (22) is fixedly installed inside the second tube cover (19); and the first tube cover (18) and the second tube cover (19) are fixedly installed on the heat exchanger body (1) by tube cover bolts (23).

6. A cyclopentane-based heat exchanger according to claim 1, characterized in that: A water tank (24) is fixedly mounted on the top of the heat exchanger body (1), a first water pump (31) is arranged outside the water tank (24), a water outlet pipe (25) is fixedly mounted outside the first water pump (31), a diversion pipe (26) is fixedly mounted on the water outlet pipe (25), a booster nozzle (27) is fixedly mounted on the diversion pipe (26), a second water pump is arranged inside the water tank (24), the second water pump is connected to both ends of a circulating cooling pipe (8), the circulating cooling pipe (8) is fixedly mounted inside a first tube cover (18), and both ends of the circulating cooling pipe (8) can pass through the first tube cover (18).

7. A cyclopentane-based heat exchanger according to claim 6, characterized in that: A plurality of the boosting nozzles (27) are provided, and the plurality of the boosting nozzles (27) all penetrate the heat exchanger body (1) and extend into the interior.

8. A cyclopentane-based heat exchanger according to claim 1, characterized in that: One end of each of the first threaded rod (6) and the second threaded rod (7) is fixedly mounted with a gear (28), the two gears (28) are transmission-connected via a gear belt (29), and one end of the first threaded rod (6) is fixedly mounted with a motor (30).

Images