A double-isolation coil heat exchanger

Abstract

The present invention belongs to the technical field of heat exchangers, and in particular to a double-isolated coil heat exchanger. Aiming at the problem that the existing heat exchanger has no compensation mechanism to compensate the coil heat pipe, thus causing the problem of short service life of the heat coil, the following scheme is proposed, which includes: an outer shell; a handle, two handles are provided, and the two handles are fixedly connected to the outer shell; a support frame, two support frames are provided, and the two support frames are fixedly connected to the bottom of the outer shell; a double-coil straight-through sealing mechanism, which is arranged inside the outer shell; a resistance device, which is arranged on the double-coil straight-through sealing mechanism; a compensation mechanism, which is arranged on one side of the resistance device; a first fixing device, which is arranged on one side of the compensation mechanism; the present invention is provided with a compensation mechanism, which can compensate the coil heat pipe, thereby achieving the purpose of increasing the service life of the coil heat pipe.

Description

Technical Field

[0001] This application relates to the technical field of heat exchangers, and in particular to a double-isolation coil heat exchanger. Background Art

[0002] In chemical production, heat exchangers are needed to perform heat exchange work on chemical fluids. A heat exchanger is a device used to transfer heat between two or more fluids at different temperatures, and is usually used in chemical, petroleum, power, food, and many other industrial productions. It can transfer heat from a fluid at a higher temperature to a fluid at a lower temperature to meet the temperature requirements in the process flow and improve energy utilization efficiency.

[0003] The patent document with the publication number CN210602892U discloses a double-isolation coil heat exchanger, including: a housing, a cylindrical burner head is installed on the first side wall of the housing, a heat exchange coil assembly is arranged in the inner cavity of the housing, the heat exchange coil assembly includes a first heat exchange coil and a second heat exchange coil sequentially wound around the periphery of the burner head, and a smoke outlet is formed on the second side wall of the housing opposite to the first side wall; the side wall of the burner head is densely provided with fire holes, and the burner head communicates with the inner cavity of the housing through the fire holes. The heat exchange coil is wound around the periphery of the burner head, increasing the contact area between the flue gas and the heat exchange coil, thereby improving the heat exchange efficiency of the heat exchanger. In addition, two sets of heat exchange coils are sleeved around the periphery of the burner head, which further increases the contact area and contact time between the flue gas and the surface of the heat exchange tube, thereby further improving the heat exchange efficiency.

[0004] The patent document with the publication number CN221882260U discloses a double-isolation coil heat exchanger, including a first coil and a second coil, the first coil and the second coil are alternately spirally extended, a first pitch is formed between two adjacent first turns on the first coil, and a second pitch is formed between two adjacent second turns on the second coil. The first coil is provided with a first channel and a second channel separated from each other, and the second coil is provided with a third channel and a fourth channel separated from each other. The first channel is communicated with the third channel, and the first cooling fluid in the second channel can cool the hot liquid in the first channel, and the second cooling fluid in the fourth channel can cool the hot liquid in the third channel, so that the hot liquid flows more smoothly in the first channel and the third channel, reducing the residual liquid in the first channel and the third channel.

[0005] However, the existing heat exchangers do not have a compensation mechanism to compensate the heat exchange tubes, resulting in the problem of low service life of the heat exchange coils. Therefore, a double-isolation coil heat exchanger is proposed. Summary of the Invention

[0006] In order to improve the problem that the existing heat exchanger has no compensation mechanism to compensate the coil heat pipe, thereby causing the heat coil to have a short service life, the present application provides a double-isolated coil heat exchanger.

[0007] The double isolation coil heat exchanger provided in this application adopts the following technical solution:

[0008] A double-isolated coil heat exchanger, comprising:

[0009] Shell; handles, two handles are provided, and both handles are fixedly connected to the shell; support frames, two support frames are provided, and both support frames are fixedly connected to the bottom of the shell; double-coil straight-through sealing mechanism, the double-coil straight-through sealing mechanism is provided inside the shell; a resistance device, the resistance device is provided on the double-coil straight-through sealing mechanism; a compensation mechanism, the compensation mechanism is provided on one side of the resistance device; a first fixing device, the first fixing device is provided on one side of the compensation mechanism;

[0010] A filter device, the filter device is arranged on the double-coil straight-through sealing mechanism; a heat dissipation fin module, the heat dissipation fin module is arranged on the double-coil straight-through sealing mechanism; a stop valve device, the stop valve device is arranged on one side of the double-coil straight-through sealing mechanism; a second fixing device, the second fixing device is arranged on the stop valve device; a resistance device, the resistance device is arranged on the second fixing device;

[0011] The double-coil straight-through sealing mechanism comprises two protective tubes, a first feed port, a second feed port, a spiral air guide cover, a first coil heat pipe and a second coil heat pipe, a round cover is embedded on the shell, the first feed port and the second feed port are both fixedly connected to the round cover, two protective tubes are respectively installed at the bottom of the first feed port and the second feed port, two ends of the spiral air guide cover are respectively fixedly connected to the first coil heat pipe and the second coil heat pipe, and the double-coil straight-through sealing mechanism is used to completely isolate and separate the cooling water and the cooled medium, thereby realizing efficient heat exchange;

[0012] The first resistance device includes four resistance bolts, four first telescopic rods, four first springs and four resistance blocks, the two ends of the four first telescopic rods and the four first springs are respectively fixedly connected to the inner walls of the two protection tubes and the four resistance blocks, the four resistance bolts are respectively threadedly connected to the two protection tubes, the four resistance bolts are respectively matched with the four resistance blocks, the two protection tubes are fixedly connected with the first rubber seals, and the two first rubber seals are respectively matched with the four resistance blocks;

[0013] The compensation mechanism includes two first connecting pipes, two buffer foam blocks and a plurality of rolling rings. The two first connecting pipes are respectively fixedly connected to the two protective pipes. The two buffer foam blocks are respectively fixedly connected to the inner walls of the two first connecting pipes. Two grooves are formed in each of the two buffer foam blocks, and the plurality of rolling rings are respectively located on the four grooves. The compensation mechanism is used to perform length compensation work through the rolling of the rolling rings when the first disk heat pipe and the second disk heat pipe expand or contract in the length direction due to temperature changes;

[0014] The first fixing device includes two second fixing frames, four first bolts, two second rubber seals and two first rings. The two second rubber seals are respectively fixedly connected to the two first rings. Two first holes are formed in each of the two first rings, and the four first bolts are respectively located in the four first holes. The four first bolts are respectively threadedly connected to the two second fixing frames. The two first rings are respectively fixedly connected to the first disk heat pipe and the second disk heat pipe;

[0015] The filtering device includes a discharge port, a gate, a discharge gate, a plurality of fixing bolts, two second rings, two first fixing frames and four second bolts. The two second rings are respectively fixedly connected to the first disk heat pipe and the second disk heat pipe. The two first fixing frames are respectively matched with the two second rings. Two second holes are formed in each of the two second rings, and the four second bolts are respectively located in the four second holes. The four second bolts are respectively threadedly connected to the two first fixing frames. A through pipe is fixedly connected to each of the two first fixing frames. A connecting frame is fixedly connected to the inner wall of each of the two through pipes. A filter screen is fixedly connected to each of the two connecting frames. An activated carbon block is fixedly connected to one side of each of the two connecting frames. A second fixing bottom plate is fixedly connected to the outer shell. A plurality of fixing holes are formed in the second fixing bottom plate. A first fixing bottom plate is embedded in the second fixing bottom plate. The plurality of fixing bolts are respectively located in the plurality of fixing holes. The plurality of fixing bolts are respectively threadedly connected to the first fixing bottom plate. The discharge port and the discharge gate are both installed on the first fixing bottom plate. The two through pipes are respectively installed on the discharge port and the discharge gate. The gate is installed on the discharge port. The filtering device is used to filter and adsorb impurities and odors in the cooling water and the cooled medium;

[0016] The heat dissipation fin module includes a plurality of heat dissipation fins, a spiral heat dissipation substrate and a spiral sealing plate. The two ends of the spiral heat dissipation substrate are respectively fixedly connected to one end of the spiral air guide cover and the second disk heat pipe. The two ends of the spiral sealing plate are respectively fixedly connected to one end of the spiral air guide cover and the first disk heat pipe. The two ends of the plurality of heat dissipation fins are respectively fixedly connected to the spiral heat dissipation substrate and the spiral sealing plate;

[0017] The globe valve device includes a globe valve, two third bolts, two first fixing plates, and a second fixing plate. An opening is formed in the outer shell. Both of the two first fixing plates are fixedly connected to the bottom of the opening. The two first fixing plates cooperate with the second fixing plate. Two third holes are formed in the second fixing plate. The two third bolts are respectively located on the two third holes. The globe valve is installed on the second fixing plate. The two third bolts are respectively threadedly connected to the two first fixing plates. A second connecting pipe is fixedly connected to the bottom of the globe valve. The globe valve device is used to rotate the two third bolts to cancel the fixed relationship between the two first fixing plates and the two second fixing plates;

[0018] The second fixing device includes a second clamping block, a third clamping block, two clamping blocks, and a fourth bolt. The second clamping block is fixedly connected to the second connecting pipe. The third clamping block is rotatably connected to the second clamping block. The two clamping blocks are respectively fixedly connected to the third clamping block and the second clamping block. Fourth holes are formed in both of the two clamping blocks. Both of the two fourth holes are threadedly connected to the fourth bolt. U-shaped rubber seals are fixedly connected to both the second clamping block and the third clamping block. The second fixing device is used to rotate the fourth bolt to cancel the fixed relationship between the two clamping blocks, and then rotate the third clamping block to disassemble the branch pipe;

[0019] The second abutting device includes two second telescopic rods, two second springs, a branch pipe, two first guide rods, two second guide rods, and two first clamping blocks. Rotating frames are fixedly connected to both the third clamping block and the second clamping block. The two rotating frames are respectively rotatably connected to the two second guide rods. The two second guide rods are respectively rotatably connected to the two first guide rods. The two first clamping blocks are respectively fixedly connected to the two first guide rods. The branch pipe is fixedly connected to the second disk heat pipe. Both ends of the two second telescopic rods and the two second springs are fixedly connected to the third clamping block, the second clamping block, and the two second guide rods.

[0020] In summary, the present application includes at least one of the following beneficial technical effects:

[0021] 1. Through the compensation mechanism, when the first disk heat pipe and the second disk heat pipe expand or contract in the length direction due to temperature changes, the length compensation work can be carried out through the rolling of the rolling ring;

[0022] 2. By rotating the two third bolts to cancel the fixed relationship between the two first fixing plates and the two second fixing plates, then the operator takes out the globe valve device, the second fixing device, and the first abutting device from the opening, and then rotates the fourth bolt to cancel the fixed relationship between the two clamping blocks, and then rotates the third clamping block to disassemble the branch pipe. Description of the Drawings

[0023] Figure 1It is a schematic diagram of the overall structure in Example 1 of the present application;

[0024] Figure 2 It is a schematic diagram of the internal connection structure in Example 1 of the present application;

[0025] Figure 3 It is a schematic diagram of the connection structure of the first conflict device, the compensation mechanism and the first fixing device in the first embodiment of the present application;

[0026] Figure 4 It is a schematic diagram of the structure of the first conflicting device in the first embodiment of the present application;

[0027] Figure 5 It is a schematic diagram of the connection structure of the abutment block, the first telescopic rod and the first spring in the first embodiment of the present application;

[0028] Figure 6 It is a schematic diagram of the structure of the compensation mechanism in the first embodiment of the present application;

[0029] Figure 7 It is a schematic diagram of the structure of the heat dissipation fin module in the first embodiment of the present application;

[0030] Figure 8 It is a schematic diagram of the structure of the first fixing device in Example 1 of the present application;

[0031] Figure 9 It is a schematic diagram of the structure of the filtering device in Example 1 of the present application;

[0032] Figure 10 This is a schematic diagram of the connection structure of the connection frame, the filter screen and the activated carbon block in Example 1 of the present application;

[0033] Figure 11 It is a schematic diagram of the connection structure of the stop valve device, the second fixing device and the second interference device in the first embodiment of the present application;

[0034] Figure 12 This is a schematic diagram of the connection structure between the second fixing device and the second interference device in the first embodiment of the present application;

[0035] Figure 13 is a schematic diagram of the connection structure of the second fixing device in Example 1 of the present application;

[0036] Figure 14 It is a schematic diagram of the structure of the second conflicting device in the first embodiment of the present application;

[0037] Figure 15 It is a schematic diagram of the connection structure of the housing, multiple fixing bolts, a round cover and two support frames in Example 1 of the present application.

[0038] Figure numerals: 1, discharge port; 2, gate; 3, discharge gate; 4, first fixed bottom plate; 5, second fixed bottom plate; 6, handle; 7, housing; 8, support frame; 9, stop valve; 10, first feed port; 11, second feed port; 12, first coil heat pipe; 13, spiral air guide cover; 14, second coil heat pipe; 15, branch pipe; 16, protective pipe; 17, interference bolt; 18, first bolt; 19, second fixed frame; 20, first rubber seal; 21, first connecting pipe; 22, first telescopic rod; 23, first spring; 24, interference block; 25, buffer foam block; 26, groove; 27, rolling ring; 28, second rubber seal; 29, first ring; 30, first hole; 31, spiral heat dissipation substrate; 32. Heat dissipation fins; 33. Spiral sealing plate; 34. Second circular ring; 35. First fixed frame; 36. Through pipe; 37. Second hole; 38. Second bolt; 39. Connecting frame; 40. Filter screen; 41. Activated carbon block; 42. First guide rod; 43. First clamping block; 44. Second clamping block; 45. Rotating frame; 46. Second guide rod; 47. Second connecting pipe; 48. First fixed plate; 49. Second fixed plate; 50. Third bolt; 51. Third hole; 52. Block; 53. Fourth hole; 54. Fourth bolt; 55. U-shaped rubber seal; 56. Second telescopic rod; 57. Second spring; 58. Opening; 59. Fixing hole; 60. Fixing bolt; 61. Round cover; 62. Third clamping block. DETAILED DESCRIPTION

[0039] Embodiment 1: The following is combined with the attached Figures 1 - 15 The first embodiment of the present application is described in further detail.

[0040] A double isolation coil heat exchanger installation method reference Figure 1 ,include:

[0041] Housing 7;

[0042] A handle 6, wherein two handles 6 are provided, and both handles 6 are fixedly connected to the housing 7;

[0043] A support frame 8, wherein two support frames 8 are provided, and both support frames 8 are fixedly connected to the bottom of the housing 7;

[0044] A double-coil straight-through sealing mechanism, which is arranged inside the housing 7;

[0045] A first resistance device, the resistance device is arranged on the double coil straight-through sealing mechanism;

[0046] A compensation mechanism, the compensation mechanism is arranged on one side of the interference device;

[0047] A first fixing device, the first fixing device is arranged on one side of the compensation mechanism;

[0048] A filter device, the filter device is arranged on the double coil straight-through sealing mechanism;

[0049] A heat dissipation fin module, wherein the heat dissipation fin module is arranged on the double coil straight-through sealing mechanism;

[0050] A stop valve device, the stop valve device is arranged on one side of the double coil straight-through sealing mechanism;

[0051] A second fixing device, the second fixing device is arranged on the stop valve device;

[0052] The second resistance device is arranged on the second fixing device.

[0053] Reference Figures 2 - 15 The double-coil straight-through sealing mechanism includes two protective tubes 16, a first feed port 10, a second feed port 11, a spiral air guide cover 13, a first coil heat pipe 12 and a second coil heat pipe 14. A round cover 61 is embedded on the shell 7. The first feed port 10 and the second feed port 11 are fixedly connected to the round cover 61. The two protective tubes 16 are respectively installed at the bottom of the first feed port 10 and the second feed port 11. The two ends of the spiral air guide cover 13 are respectively fixedly connected to the first coil heat pipe 12 and the second coil heat pipe 14. The double-coil straight-through sealing mechanism is used to completely isolate and separate the cooling water and the cooled medium, thereby realizing efficient heat exchange;

[0054] The first resistance device includes four resistance bolts 17, four first telescopic rods 22, four first springs 23 and four resistance blocks 24. The two ends of the four first telescopic rods 22 and the four first springs 23 are respectively fixedly connected to the inner walls of the two protection tubes 16 and the four resistance blocks 24. The four resistance bolts 17 are respectively threadedly connected to the two protection tubes 16. The four resistance bolts 17 are respectively matched with the four resistance blocks 24. The two protection tubes 16 are both fixedly connected with first rubber seals 20. The two first rubber seals 20 are respectively matched with the four resistance blocks 24.

[0055] The compensation mechanism includes two first connecting tubes 21, two buffer foam blocks 25 and a plurality of rolling rings 27. The two first connecting tubes 21 are fixedly connected to the two protection tubes 16 respectively, and the two buffer foam blocks 25 are fixedly connected to the inner walls of the two first connecting tubes 21 respectively. Two grooves 26 are provided on the two buffer foam blocks 25, and the plurality of rolling rings 27 are respectively located on the four grooves 26. The compensation mechanism is used to compensate the length by rolling the rolling rings 27 when the first coil heat pipe 12 and the second coil heat pipe 14 expand or contract in the length direction due to temperature changes.

[0056] The first fixing device includes two second fixing frames 19, four first bolts 18, two second rubber seals 28 and two first rings 29. The two second rubber seals 28 are respectively fixedly connected to the two first rings 29. Two first holes 30 are formed on each of the two first rings 29. The four first bolts 18 are respectively located on the four first holes 30 and are respectively threadedly connected to the two second fixing frames 19. The two first rings 29 are respectively fixedly connected to the first plate heat pipe 12 and the second plate heat pipe 14.

[0057] The filtering device includes a discharge port 1, a gate 2, a discharge gate 3, a plurality of fixing bolts 60, two second rings 34, two first fixing frames 35 and four second bolts 38. The two second rings 34 are respectively fixedly connected to the first plate heat pipe 12 and the second plate heat pipe 14. The two first fixing frames 35 are respectively matched with the two second rings 34. Two second holes 37 are formed on each of the two second rings 34. The four second bolts 38 are respectively located on the four second holes 37 and are respectively threadedly connected to the two first fixing frames 35. A through pipe 36 is fixedly connected to each of the two first fixing frames 35. A connecting frame 39 is fixedly connected to the inner wall of each of the two through pipes 36. A filter screen 40 is fixedly connected to each of the two connecting frames 39. An activated carbon block 41 is fixedly connected to one side of each of the two connecting frames 39. A second fixing bottom plate 5 is fixedly connected to the housing 7. A plurality of fixing holes 59 are formed on the second fixing bottom plate 5. A first fixing bottom plate 4 is embedded in the second fixing bottom plate 5. The plurality of fixing bolts 60 are respectively located on the plurality of fixing holes 59 and are respectively threadedly connected to the first fixing bottom plate 4. The discharge port 1 and the discharge gate 3 are both installed on the first fixing bottom plate 4. The two through pipes 36 are respectively installed on the discharge port 1 and the discharge gate 3. The gate 2 is installed on the discharge port 1. The filtering device is used for filtering and adsorbing impurities and odors in the cooling water and the cooled medium.

[0058] The heat dissipation fin module includes a plurality of heat dissipation fins 32, a spiral heat dissipation substrate 31 and a spiral sealing plate 33. The two ends of the spiral heat dissipation substrate 31 are respectively fixedly connected to one end of the spiral air guide cover 13 and the second plate heat pipe 14. The two ends of the spiral sealing plate 33 are respectively fixedly connected to one end of the spiral air guide cover 13 and the first plate heat pipe 12. The two ends of the plurality of heat dissipation fins 32 are respectively fixedly connected to the spiral heat dissipation substrate 31 and the spiral sealing plate 33.

[0059] The globe valve device includes a globe valve 9, two third bolts 50, two first fixing plates 48 and a second fixing plate 49. An opening 58 is formed in the housing 7. Both of the two first fixing plates 48 are fixedly connected to the bottom of the opening 58. The two first fixing plates 48 cooperate with the second fixing plate 49. Two third holes 51 are formed in the second fixing plate 49. The two third bolts 50 are respectively located on the two third holes 51. The globe valve 9 is installed on the second fixing plate 49. The two third bolts 50 are respectively threadedly connected to the two first fixing plates 48. A second connecting pipe 47 is fixedly connected to the bottom of the globe valve 9;

[0060] The second fixing device includes a second clamping block 44, a third clamping block 62, two clamping blocks 52 and a fourth bolt 54. The second clamping block 44 is fixedly connected to the second connecting pipe 47. The third clamping block 62 is rotatably connected to the second clamping block 44. The two clamping blocks 52 are respectively fixedly connected to the third clamping block 62 and the second clamping block 44. Fourth holes 53 are formed in both of the two clamping blocks 52. The two fourth holes 53 are both threadedly connected to the fourth bolt 54. U-shaped rubber seals 55 are fixedly connected to both the second clamping block 44 and the third clamping block 62. The second fixing device is used to rotate the fourth bolt 54 to cancel the fixing relationship between the two clamping blocks 52, and then rotate the third clamping block 62 to disassemble the branch pipe 15;

[0061] The second abutting device includes two second telescopic rods 56, two second springs 57, a branch pipe 15, two first guide rods 42, two second guide rods 46 and two first clamping blocks 43. Rotating frames 45 are fixedly connected to both the third clamping block 62 and the second clamping block 44. The two rotating frames 45 are respectively rotatably connected to the two second guide rods 46. The two second guide rods 46 are respectively rotatably connected to the two first guide rods 42. The two first clamping blocks 43 are respectively fixedly connected to the two first guide rods 42. The branch pipe 15 is fixedly connected to the second disk heat pipe 14. The two ends of the two second telescopic rods 56 and the two second springs 57 are respectively fixedly connected to the third clamping block 62, the second clamping block 44 and the two second guide rods 46.

[0062] The implementation principle of a double-isolated coil heat exchanger in the embodiment of the present application is as follows: in normal use, the industrial fluid and the cooling water are introduced from the first feed port 10 and the second feed port 11 respectively, and then the gate 2 and the discharge gate 3 are started to make the industrial fluid and the cooling water flow to the first coil heat pipe 12 and the second coil heat pipe 14 respectively. The heat dissipation fin module arranged between the first coil heat pipe 12 and the second coil heat pipe 14 can increase the heat dissipation efficiency (heat dissipation fin module principle: heat dissipation fin 32: This is the main heat dissipation element of the heat dissipation module, usually made of metal sheet, used to increase the heat dissipation area and improve the heat dissipation efficiency; spiral heat dissipation substrate 31: The spiral heat dissipation substrate 31 is used to transfer heat from the second coil heat pipe 14 to the heat pipe 14. The spiral sealing plate 33 is used to seal one end of the heat dissipation fin 32, and forms a heat dissipation duct with the spiral heat dissipation substrate 31, which helps to improve the heat dissipation efficiency; the spiral air guide cover 13: the spiral air guide cover 13 is used to guide the air flow to form a heat dissipation duct and improve the heat dissipation effect), and in order to reduce the pressure at the interface between the first coil heat pipe 12 and the second coil heat pipe 14, a compensation mechanism is provided (the principle of the compensation mechanism: the compensation mechanism can compensate for the length by rolling the rolling ring 27 when the first coil heat pipe 12 and the second coil heat pipe 14 expand or contract in the length direction due to temperature changes). However, during use, the second coil heat pipe 12 and the second coil heat pipe 14 The interface of the pipe 14 may burst due to thermal expansion and contraction, so disassembly and installation work is carried out (disassembly steps: 1. It is necessary to start the stop valve 9 to guide the chemical fluid on the second coil heat pipe 14; 2. Turn the two third bolts 50 to cancel the fixing relationship between the two second fixing plates 49 and the two first fixing plates 48, and the operator then takes out the stop valve device, the second fixing device and the first interference device from the opening 58; 3. Turn the fourth bolt 54, the fourth bolt 54 cancels the fixing relationship between the two clamping blocks 52, and turns the third clamping block 62 to disassemble the branch pipe 15, then open the round cover 61, twist the four interference bolts 17, and the four interference bolts 17 cancel the four interferences Block 24 has a conflicting fixed relationship between the second coil heat pipe 14 and the first coil heat pipe 12; 4. Twist the four first bolts 18, and the four first bolts 18 cancel the fixing relationship between the two first rings 29 and the two second fixing frames 19; 5. Turn multiple fixing bolts 60 again to remove the double coil straight-through sealing mechanism, the heat dissipating fin module and the first fixing device of the filter device from the outer shell 7; 6. Twist the four second bolts 38, and the four second bolts 38 cancel the fixing relationship between the two second rings 34 and the two first fixing frames 35, 8. Remove the second coil heat pipe 14 and the first coil heat pipe 12 and the heat dissipating fin module for replacement, and reinstall the work. The installation steps are the reverse operation of the disassembly steps).

[0063] Embodiment 2: The difference between this embodiment and Embodiment 1 is that an electromagnetic descaling device is fixedly connected to the outer shell 7. By starting the electromagnetic descaling device to generate an electromagnetic field for descaling the first disk heat pipe 12 and the second disk heat pipe 14, the service life of the first disk heat pipe 12 and the second disk heat pipe 14 can be extended.

[0064] The above are all preferred embodiments of this application. The protection scope of this application is not limited accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of this application should be covered within the protection scope of this application.

Claims

1. A double isolation coil heat exchanger, characterized in that: include: Shell (7); A handle (6), wherein two handles (6) are provided, and both handles (6) are fixedly connected to the housing (7); A support frame (8), wherein two support frames (8) are provided, and both support frames (8) are fixedly connected to the bottom of the housing (7); A double-coil straight-through sealing mechanism, wherein the double-coil straight-through sealing mechanism is arranged inside the housing (7); A first resistance device, the resistance device is arranged on the double coil straight-through sealing mechanism; A compensation mechanism, the compensation mechanism is arranged on one side of the interference device; A first fixing device, the first fixing device is arranged on one side of the compensation mechanism; A filter device, the filter device is arranged on the double coil straight-through sealing mechanism; A heat dissipation fin module, wherein the heat dissipation fin module is arranged on the double coil straight-through sealing mechanism; A stop valve device, the stop valve device is arranged on one side of the double coil straight-through sealing mechanism; A second fixing device, the second fixing device is arranged on the stop valve device; A second conflicting device, the conflicting device being arranged on the second fixing device; The first resistance device comprises two protective tubes (16), four resistance bolts (17), four first telescopic rods (22), four first springs (23) and four resistance blocks (24); the two ends of the four first telescopic rods (22) and the four first springs (23) are respectively fixedly connected to the inner walls of the two protective tubes (16) and the four resistance blocks (24); the four resistance bolts (17) are respectively threadedly connected to the two protective tubes (16); the four resistance bolts (17) are respectively matched with the four resistance blocks (24); The two protection tubes (16) are both fixedly connected with a first rubber seal (20), and the two first rubber seals (20) are respectively matched with four abutment blocks (24); the compensation mechanism comprises two first connection tubes (21), two buffer foam blocks (25) and a plurality of rolling rings (27); the two first connection tubes (21) are respectively fixedly connected with the two protection tubes (16); the two buffer foam blocks (25) are respectively fixedly connected with the inner walls of the two first connection tubes (21); and the two buffer foam blocks (25) are both fixedly connected with the inner walls of the two first connection tubes (21). Two grooves (26) are provided, and a plurality of rolling rings (27) are respectively located on the four grooves (26); the second abutment device comprises a third clamping block (62), a second clamping block (44), two second telescopic rods (56), two second springs (57), a branch pipe (15), two first guide rods (42), two second guide rods (46) and two first clamping blocks (43); the third clamping block (62) and the second clamping block (44) are both fixedly connected to a rotating frame (45); the two rotating The frame (45) is rotatably connected to the two second guide rods (46), the two second guide rods (46) are rotatably connected to the two first guide rods (42), the two first clamping blocks (43) are fixedly connected to the two first guide rods (42), the branch pipe (15) is fixedly connected to the second coil heat pipe (14), and the two ends of the two second telescopic rods (56) and the two second springs (57) are fixedly connected to the third clamping block (62), the second clamping block (44) and the two second guide rods (46), respectively.

2. A double isolation coil heat exchanger according to claim 1, characterized in that: The double-coil straight-through sealing mechanism comprises a first feed port (10), a second feed port (11), a spiral air guide cover (13), a first coil heat pipe (12) and a second coil heat pipe (14); a round cover (61) is embedded on the outer shell (7); the first feed port (10) and the second feed port (11) are both fixedly connected to the round cover (61); two protective tubes (16) are respectively installed at the bottom of the first feed port (10) and the second feed port (11); and two ends of the spiral air guide cover (13) are respectively fixedly connected to the first coil heat pipe (12) and the second coil heat pipe (14).

3. A double isolation coil heat exchanger according to claim 2, characterized in that: The filtering device comprises a discharge port (1), a gate (2), a discharge gate (3), a plurality of fixing bolts (60), two second circular rings (34), two first fixing frames (35) and four second bolts (38). The two second circular rings (34) are respectively fixedly connected to the first coil heat pipe (12) and the second coil heat pipe (14). The two first fixing frames (35) are respectively matched with the two second circular rings (34). The two second circular rings (34) are each provided with two second holes (37). The four second bolts (38) are respectively located on the four second holes (37). The four second bolts (38) are respectively threadedly connected to the two first fixing frames (35). The two first fixing frames (35) are each fixedly connected to a through pipe (36). The inner walls of the two through pipes (36) are each fixedly connected to a through pipe (36). A connecting frame (39) is connected, and a filter screen (40) is fixedly connected to the two connecting frames (39). An activated carbon block (41) is fixedly connected to one side of the two connecting frames (39). A second fixed base plate (5) is fixedly connected to the housing (7), and a plurality of fixing holes (59) are provided on the second fixed base plate (5). A first fixed base plate (4) is embedded on the second fixed base plate (5). A plurality of fixing bolts (60) are respectively located on the plurality of fixing holes (59), and the plurality of fixing bolts (60) are respectively threadedly connected to the first fixed base plate (4). The discharge port (1) and the discharge gate (3) are both mounted on the first fixed base plate (4), and two through pipes (36) are respectively mounted on the discharge port (1) and the discharge gate (3), and the gate (2) is mounted on the discharge port (1).

4. A double isolation coil heat exchanger according to claim 3, characterized in that: The filtering device comprises a discharge port (1), a gate (2), a discharge gate (3), a plurality of fixing bolts (60), two second circular rings (34), two first fixing frames (35) and four second bolts (38). The two second circular rings (34) are respectively fixedly connected to the first coil heat pipe (12) and the second coil heat pipe (14). The two first fixing frames (35) are respectively matched with the two second circular rings (34). The two second circular rings (34) are each provided with two second holes (37). The four second bolts (38) are respectively located on the four second holes (37). The four second bolts (38) are respectively threadedly connected to the two first fixing frames (35). The two first fixing frames (35) are each fixedly connected to a through pipe (36). The inner walls of the two through pipes (36) are each fixedly connected to a through pipe (36). A connecting frame (39) is connected, and a filter screen (40) is fixedly connected to the two connecting frames (39). An activated carbon block (41) is fixedly connected to one side of the two connecting frames (39). A second fixed base plate (5) is fixedly connected to the housing (7), and a plurality of fixing holes (59) are provided on the second fixed base plate (5). A first fixed base plate (4) is embedded on the second fixed base plate (5). A plurality of fixing bolts (60) are respectively located on the plurality of fixing holes (59), and the plurality of fixing bolts (60) are respectively threadedly connected to the first fixed base plate (4). The discharge port (1) and the discharge gate (3) are both mounted on the first fixed base plate (4), and two through pipes (36) are respectively mounted on the discharge port (1) and the discharge gate (3), and the gate (2) is mounted on the discharge port (1).

5. A double isolation coil heat exchanger according to claim 4, characterized in that: The heat dissipation fin module comprises a plurality of heat dissipation fins (32), a spiral heat dissipation substrate (31) and a spiral sealing plate (33); two ends of the spiral heat dissipation substrate (31) are respectively fixedly connected to one end of the spiral air guide cover (13) and the second coil heat pipe (14); two ends of the spiral sealing plate (33) are respectively fixedly connected to one end of the spiral air guide cover (13) and the first coil heat pipe (12); and two ends of the plurality of heat dissipation fins (32) are respectively fixedly connected to the spiral heat dissipation substrate (31) and the spiral sealing plate (33).

6. A double isolation coil heat exchanger according to claim 5, characterized in that: The stop valve device comprises a stop valve (9), two third bolts (50), two first fixing plates (48) and a second fixing plate (49); an opening (58) is provided on the housing (7); the two first fixing plates (48) are fixedly connected to the bottom of the opening (58); the two first fixing plates (48) are matched with the second fixing plate (49); the second fixing plate (49) is provided with two third holes (51); the two third bolts (50) are respectively located on the two third holes (51); the stop valve (9) is mounted on the second fixing plate (49); the two third bolts (50) are respectively threadedly connected to the two first fixing plates (48); and the bottom of the stop valve (9) is fixedly connected to a second connecting pipe (47).

7. A double isolation coil heat exchanger according to claim 6, characterized in that: The second fixing device comprises two clamping blocks (52) and a fourth bolt (54); the second clamping block (44) is fixedly connected to the second connecting pipe (47); the third clamping block (62) is rotatably connected to the second clamping block (44); the two clamping blocks (52) are respectively fixedly connected to the third clamping block (62) and the second clamping block (44); the two clamping blocks (52) are each provided with a fourth hole (53); the two fourth holes (53) are both threadedly connected to the fourth bolt (54); and the second clamping block (44) and the third clamping block (62) are both fixedly connected to a U-shaped rubber seal (55).

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