Heat exchange equipment tube bundle installation and removal device

Abstract

A kind of heat exchange equipment tube bundle installation and dismounting device, including the circulation guide mechanism in the shell outside one side, the tube bundle connecting mechanism movably located on circulation guide mechanism, the first roller frame in the shell or in the shell far from the outside of circulation guide mechanism one side, winch and a first cable located in the side of circulation guide mechanism far from shell;Tube bundle connecting mechanism is detachably connected with heat exchange tube group;The first side of tube bundle connecting mechanism is provided with first fixed pulley and the tube bundle connecting plate connected with tube bundle;The second side of tube bundle connecting mechanism is provided with second fixed pulley;The first side of first roller frame is provided with first clamping hook and third fixed pulley;Winch is used to drive first cable winding shrink.So it can reduce labor intensity, improve work efficiency, save resources, reduce cost and improve product quality.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of heat exchange equipment, in particular to a heat exchange equipment pipe bundle installation and dismounting device. BACKGROUND

[0002] When installing a heat exchange equipment, a plurality of heat exchange pipes are bundled together as a whole through a pipe bundle, and then the bundled heat exchange pipe group is assembled into a shell. The shell and the pipe bundle of a large heat exchange equipment are very large in size, and the bundled heat exchange pipe group is very large in weight and size. The existing heat exchange pipe group is assembled into the shell by means of a crane, a hand-operated hoist or the like. However, the following problems exist:

[0003] 1. Since the heat exchange pipe group is very large in weight and size, the installation of the heat exchange pipe group is labor-intensive, low in work efficiency, high in transportation cost.

[0004] 2. Since the radial dimension of the bundled heat exchange pipe group is slightly smaller than the radial dimension of the shell, it is difficult to assemble the heat exchange pipe group into the shell by means of a crane, a hoist arm or the like, and interference with the shell may occur, which may cause damage to the shell and affect the product quality. SUMMARY

[0005] The present application aims to provide a heat exchange equipment pipe bundle installation and dismounting device which is low in labor intensity, high in work efficiency, saves resources, reduces cost and improves product quality, so as to solve the above problems.

[0006] A heat exchange equipment pipe bundle installation and dismounting device comprises a circulating guide mechanism located at one side of the outside of a shell, a pipe bundle connecting mechanism movably located on the circulating guide mechanism, a first roller frame located in the shell or located outside the circulating guide mechanism of the shell, a winch located at a side of the circulating guide mechanism away from the shell, and a first cable; the pipe bundle connecting mechanism is detachably connected with a heat exchange pipe group; the first side of the pipe bundle connecting mechanism facing the shell is provided with a first fixed pulley and a pipe bundle connecting plate connected with the pipe bundle; the second side of the pipe bundle connecting mechanism facing the winch is provided with a second fixed pulley; the first side of the first roller frame facing the pipe bundle connecting mechanism is provided with a third fixed pulley; and the winch is used to drive the first cable to be wound up.

[0007] Further, the first side of the first roller frame facing the pipe bundle connecting mechanism is provided with a first clamping hook, the side of the winch facing the pipe bundle connecting mechanism is provided with a second clamping hook, a fourth fixed pulley and a fifth fixed pulley, and the winch is provided with a winding motor used to drive the fifth fixed pulley to rotate.

[0008] Further, the pipe bundle connecting plate is located at the middle of the side of the pipe bundle connecting mechanism facing the shell, the number of the first fixed pulleys is two and they are respectively located at the two sides of the pipe bundle connecting plate, and the number of the second fixed pulleys is two and they are respectively arranged opposite to the two first fixed pulleys.

[0009] Further, the first and second fixed pulleys are arranged on a movable block, a guide groove is arranged on the pipe bundle connecting mechanism in the vertical direction, and the movable block is slidably arranged in the guide groove; a first hook is arranged on the top of the movable block, and the first hook is connected with the top of the pipe bundle connecting mechanism through a sling and a hand-operated hoist.

[0010] Further, the bottom of each end of the pipe bundle connecting mechanism is provided with a first roller.

[0011] Further, the circulating guide mechanism comprises a guide fixed support, a plurality of chain wheels arranged at intervals along the length direction of the guide fixed support, a chain connecting the plurality of chain wheels, a plurality of support modules arranged at intervals on the chain, and an outer guide rail arranged on the guide fixed support along the length direction; the support module is perpendicular to the length direction of the guide fixed support; and an outer guide pulley in sliding connection with the outer guide rail is arranged on the support module.

[0012] Further, the circulating guide mechanism further comprises an inner guide rail, the number of the outer guide rail and the inner guide rail is two, and the two inner guide rails are located between the two outer guide rails; the support module comprises a support module frame, an outer guide pulley arranged at two ends of the support module frame and in sliding connection with the outer guide rail, a chain connecting block arranged at the bottom of the support module frame and in detachable connection with the chain, and an inner guide pulley arranged at two ends of the chain connecting block and in sliding connection with the inner guide rail.

[0013] Further, the first roller frame is slidably arranged in the shell, and a third hook is arranged on the side of the first roller frame away from the pipe bundle connecting mechanism, and the third hook is connected with a winding machine on the outer side of the shell away from the pipe bundle connecting mechanism through a second cable.

[0014] Further, when the heat exchange equipment pipe bundle installation and dismounting device is used to send the heat exchange pipe group into the shell, the first end of the first cable is connected with the first hook, the second end is sequentially wound around the first fixed pulley, the third fixed pulley and the fourth fixed pulley, and is connected with the fifth fixed pulley.

[0015] Further, when the heat exchange equipment pipe bundle installation and dismounting device is used to draw the heat exchange pipe group out of the shell, the first end of the first cable is connected with the second hook of the hoist, and the second end is sequentially wound around the second fixed pulley and the fourth fixed pulley, and is connected with the fifth fixed pulley.

[0016] Compared with the prior art, the heat exchanger tube bundle installation and disassembly device of the present invention includes a circulation guide mechanism located on one side outside the shell, a tube bundle connecting mechanism movably located on the circulation guide mechanism, a first roller frame located inside the shell or outside the circulation guide mechanism, a winch located on the side of the circulation guide mechanism away from the shell, and a first cable; the tube bundle connecting mechanism is detachably connected to the heat exchange tube bundle; a first fixed pulley and a tube bundle connecting plate connected to the tube bundle are provided on the first side of the tube bundle connecting mechanism facing the shell; a second fixed pulley is provided on the second side of the tube bundle connecting mechanism facing the winch; a third fixed pulley is provided on the first side of the first roller frame facing the tube bundle connecting mechanism; the winch is used to drive the first cable to retract. This can reduce labor intensity, improve work efficiency, save resources, reduce costs, and improve product quality. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the first state of the heat exchange equipment tube bundle installation and disassembly device provided by the present invention.

[0018] Figure 2 for Figure 1 A top view of the tube bundle connection mechanism and the circulation guide mechanism.

[0019] Figure 3 for Figure 2 An enlarged schematic diagram of part A in the diagram.

[0020] Figure 4 This is a schematic diagram of the second state of the heat exchange equipment tube bundle installation and disassembly device provided by the present invention. Detailed Implementation

[0021] The following detailed description of specific embodiments of the present invention is based on the accompanying drawings. It should be understood that the description of the embodiments of the present invention herein is not intended to limit the scope of protection of the present invention.

[0022] Please refer to Figure 1 and Figure 2 The heat exchange equipment tube bundle installation and disassembly device provided by the present invention is used to assemble heat exchange tubes into a housing 200 or to extract heat exchange tube bundles from the housing 200. The heat exchange tube bundle is composed of a tube bundle 110 that bundles several heat exchange tubes 100, and one end of the heat exchange tube bundle is provided with an end plate 120 that is connected to the tube bundle 110 or several heat exchange tubes 100.

[0023] The heat exchange equipment tube bundle installation and disassembly device provided by the present invention includes a tube bundle connection mechanism 10, a circulation guide mechanism 20, a first roller frame 30 located in the housing 200, a winch 40 located outside the housing 200, and a first cable 50.

[0024] The pipe bundle connecting mechanism 10 is detachably connected with the end plate 120 and movably located on the circulation guide mechanism 20.

[0025] The pipe bundle connecting mechanism 10 and the circulation guide mechanism 20 are located between the shell 200 and the hoist 40.

[0026] The pipe bundle connecting mechanism 10 is provided with the first fixed pulley 11 and the pipe bundle connecting plate 14 towards the first side of the shell 200.

[0027] The pipe bundle connecting mechanism 10 is provided with the second fixed pulley 12 towards the second side of the hoist 40.

[0028] The first roller frame 30 is provided with the first clamping hook 31 and the third fixed pulley 32 towards the first side of the pipe bundle connecting mechanism 10.

[0029] The hoist 40 is provided with the second clamping hook 41, the fourth fixed pulley 42 and the fifth fixed pulley 43 towards one side of the pipe bundle connecting mechanism 10, and the hoist 40 is further provided with the winding motor 44 for driving the fifth fixed pulley 43 to rotate.

[0030] The first roller frame 30 is provided with the third clamping hook 33 away from one side of the pipe bundle connecting mechanism 10.

[0031] The circulation guide mechanism 20 is used for movably supporting the heat exchange pipe group and guiding the movement of the heat exchange pipe group.

[0032] Please refer to Figure 3 The circulation guide mechanism 20 comprises a guide fixed support 21, a plurality of sprockets 22 arranged at intervals along the length direction of the guide fixed support 21, a chain 23 connecting the plurality of sprockets 22, a plurality of support modules 24 arranged at intervals on the chain 23, an outer guide rail 25 and an inner guide rail 26 arranged along the length direction on the guide fixed support 21.

[0033] The number of the outer guide rail 25 and the inner guide rail 26 is two, and the two inner guide rails 26 are located between the two outer guide rails 25.

[0034] The support module 24 is perpendicular to the length direction of the guide fixed support 21, and the support module 24 comprises a support module frame 241, outer guide pulleys 242 arranged at both ends of the support module frame 241 and slidably connected with the outer guide rail 25, chain connecting blocks 243 arranged at the bottom of the support module frame 241 and detachably connected with the chain 23, and inner guide pulleys 244 arranged at both ends of the chain connecting block 243 and slidably connected with the inner guide rail 26.

[0035] The interval of the plurality of chain connecting blocks 243 on the chain 23 can be adjusted.

[0036] When working, the plurality of support modules 24 support the heat exchange tube group and enable the heat exchange tube group to move along the length direction of the guide fixed support 21. The support module 24 is provided with a U-shaped support for supporting the heat exchange tube group.

[0037] The tube bundle connecting mechanism 10 is located above the circulation guide mechanism 20 and is perpendicular to the length direction of the guide fixed support 21.

[0038] The tube bundle connecting plate 14 is located in the middle of the side of the tube bundle connecting mechanism 10 facing the shell 200, the number of the first fixed pulleys 11 is two and they are respectively located on both sides of the tube bundle connecting plate 14, and the number of the second fixed pulleys 12 is two and they are respectively arranged opposite to the two first fixed pulleys 11.

[0039] In the embodiment, the first fixed pulley 11 and the second fixed pulley 12 are both arranged on a movable block 13, and the tube bundle connecting mechanism 10 is provided with a guide groove in the vertical direction, and the movable block 13 is slidingly located in the guide groove. The top of the movable block 13 is provided with a first hook 131, and the first hook 131 is connected to the top of the tube bundle connecting mechanism 10 through a sling and a hand-operated hoist 132. In this way, the vertical height of the movable block 13, the first fixed pulley 11 and the second fixed pulley 12 can be adjusted to adapt to heat exchange tube groups of different radial sizes.

[0040] The bottom of both ends of the tube bundle connecting mechanism 10 is provided with a first roller 15, and the first roller 15 is in contact with the ground.

[0041] Please refer to Figure 1 When it is needed to send the heat exchange tube group into the shell 200, the first end of the first cable 50 is fixed on the first hook 31, the second end is sequentially wound around the first fixed pulley 11, the third fixed pulley 32, the fourth fixed pulley 42 and connected with the fifth fixed pulley 43. The winding motor 44 rotates, so that the part of the first cable 50 between the fourth fixed pulley 42 and the third fixed pulley 32 moves towards the winch 40, as indicated by arrow a; the part of the first cable 50 between the third fixed pulley 32 and the first fixed pulley 11 moves towards the first roller frame 30, as indicated by arrow b; the part of the first cable 50 between the first fixed pulley 11 and the first hook 31 moves towards the tube bundle connecting mechanism 10, as indicated by arrow c. In turn, the tube bundle connecting mechanism 10 and the heat exchange tube group connected with the tube bundle connecting mechanism 10 move along the length direction of the circulation guide mechanism 20 and towards the shell 200, as indicated by arrow d, so that the heat exchange tube group enters into the shell 200.

[0042] In this embodiment, the first roller frame 30 is slidingly located in the housing 200, and the third hook 33 is connected with the winding machine outside the housing 200 through the second cable, and the winding machine drives the first roller frame 30 to move in the housing 200 towards the direction away from the tube bundle connecting mechanism 10, so as to further pull the heat exchange tube group into the housing 200, as shown by the arrow h.

[0043] Please refer to Figure 4 When it is needed to pull out the heat exchange tube group from the housing 200, first, the tube bundle connecting mechanism 10 is pushed to the end of the circulating guide mechanism 20 towards the housing 200, so that the tube bundle connecting mechanism 10 is located at the opening of the housing 200; then the end plate 120 is connected with the tube bundle connecting plate 14; the first end of the first cable 50 is connected with the second hook 41 of the winch 40, and the second end is sequentially wound around the second fixed pulley 12, the fourth fixed pulley 42, and connected with the fifth fixed pulley 43. The winding motor 44 rotates, so that the part of the first cable 50 between the fourth fixed pulley 42 and the second fixed pulley 12 moves towards the winch 40, as shown by the arrow e; the part of the first cable 50 between the second fixed pulley 12 and the second hook 41 moves towards the tube bundle connecting mechanism 10, as shown by the arrow f. In turn, the tube bundle connecting mechanism 10 and the heat exchange tube group connected with the tube bundle connecting mechanism 10 move along the length direction of the circulating guide mechanism 20 and towards the winch 40, as shown by the arrow g, so that the heat exchange tube group is pulled out from the housing 200. At this time, the second cable is released or the winding machine is not working.

[0044] In other embodiments, the first roller frame 30 can also be located outside the housing 200 away from the tube bundle connecting mechanism 10. At this time, the third hook 33, the second cable and the winding machine are not needed.

[0045] Compared with the prior art, the heat exchange equipment pipe bundle mounting and dismounting device comprises a circulating guide mechanism 20 located at one side of the shell outside, a pipe bundle connecting mechanism 10 movably located on the circulating guide mechanism 20, a first roller frame 30 located in the shell 200 or located outside the first side of the shell 200 away from the circulating guide mechanism 20, a winch 40 located at the side of the circulating guide mechanism 20 away from the shell 200, and a first pull rope 50; the pipe bundle connecting mechanism 10 is detachably connected with the heat exchange pipe group; the pipe bundle connecting mechanism 10 is provided with a first fixed pulley 11 and a pipe bundle connecting plate 14 connected with the pipe bundle towards the first side of the shell 200; the pipe bundle connecting mechanism 10 is provided with a second fixed pulley 12 towards the second side of the winch 40; the first roller frame 30 is provided with a first clamping hook 31 and a third fixed pulley 32 towards the first side of the pipe bundle connecting mechanism 10; the winch 40 is provided with a second clamping hook 41, a fourth fixed pulley 42 and a fifth fixed pulley 43 towards the side of the pipe bundle connecting mechanism 10, and the winch 40 is further provided with a winding motor 44 for driving the fifth fixed pulley 43 to rotate. Thus, the labor intensity can be reduced, the work efficiency can be improved, the resources can be saved, the cost can be reduced and the product quality can be improved.

[0046] The above is only the preferred embodiment of the present application, and is not used to limit the protection scope of the present application, any modification, equivalent replacement or improvement within the spirit of the present application, etc. are covered in the claim scope of the present application. The above embodiment is only used to illustrate the present application and is not limited to the technical solution described in the present application, the understanding of the specification should be based on the technical personnel in the art, for example, the directional description of "front", "back", "left", "right", "up", "down", etc. Although the present application has been described in detail with reference to the above embodiment, those skilled in the art should understand that the technical personnel in the art can still modify or replace the present application, and all the technical solutions and improvements which do not deviate from the spirit and scope of the present application should be covered in the claim scope of the present application.

Claims

1. A heat exchanger tube bundle installation and disassembly device, used to assemble heat exchanger tubes into a housing, or to extract heat exchanger tube bundles from the housing, wherein the heat exchanger tube bundle consists of a bundle of several heat exchanger tubes, characterized in that: The heat exchange equipment tube bundle installation and dismounting device comprises a circulating guide mechanism on one side of the shell outside, a tube bundle connecting mechanism movably arranged on the circulating guide mechanism, a first roller frame arranged in the shell or on the outside of the circulating guide mechanism of the shell, a winch and a first cable on the side of the circulating guide mechanism away from the shell; the tube bundle connecting mechanism is detachably connected with the heat exchange tube group; the tube bundle connecting mechanism is provided with a first fixed pulley on the first side of the shell and a tube bundle connecting plate connected with the tube bundle connecting mechanism; the second side of the tube bundle connecting mechanism is provided with a second fixed pulley; the first roller frame is provided with a third fixed pulley on the first side of the tube bundle connecting mechanism; the winch is used for driving the first cable to be wound and shrunk. The first roller frame is provided with a first clamping hook on the first side of the tube bundle connecting mechanism, the winch is provided with a second clamping hook, a fourth fixed pulley and a fifth fixed pulley on the side of the tube bundle connecting mechanism, and the winch is provided with a winding motor for driving the fifth fixed pulley to rotate. When the heat exchange equipment tube bundle installation and dismounting device is used for sending the heat exchange tube group into the shell, the first end of the first cable is connected with the first clamping hook, and the second end is sequentially wound around the first fixed pulley, the third fixed pulley, the fourth fixed pulley and connected with the fifth fixed pulley. When the heat exchange equipment tube bundle installation and dismounting device is used for extracting the heat exchange tube group from the shell, the first end of the first cable is connected with the second clamping hook of the winch, and the second end is sequentially wound around the second fixed pulley, the fourth fixed pulley and connected with the fifth fixed pulley. The circulating guide mechanism comprises a guide fixed support, a plurality of sprockets arranged at intervals along the length direction of the guide fixed support, a chain connecting the sprockets, a plurality of support modules arranged at intervals on the chain, an outer guide rail arranged on the guide fixed support along the length direction, and an inner guide rail. The support module is provided with a U-shaped support for supporting the heat exchange tube group, and the support module is driven to move by the chain, so that the heat exchange tube group can move along the length direction of the guide fixed support.

2. The heat exchange equipment tube bundle installation and removal apparatus of claim 1, wherein: The tube bundle connecting plate is located in the middle of the side of the tube bundle connecting mechanism facing the shell, the number of the first fixed pulleys is two and they are respectively located on the two sides of the tube bundle connecting plate, and the number of the second fixed pulleys is two and they are respectively arranged opposite to the two first fixed pulleys.

3. The heat exchange equipment tube bundle installation and removal apparatus of claim 2, wherein: The first fixed pulley and the second fixed pulley are arranged on a movable block, a guide groove is formed in the vertical direction on the tube bundle connecting mechanism, and the movable block is slidably arranged in the guide groove; the top of the movable block is provided with a first hook, and the first hook is connected with the top of the tube bundle connecting mechanism through a sling and a hand-operated hoist.

4. The heat exchange equipment tube bundle installation and removal apparatus of claim 1, wherein: The bottom of the two ends of the tube bundle connecting mechanism is provided with a first roller.

5. The heat exchange equipment tube bundle installation and removal apparatus of claim 1, wherein: The length direction of the support module is perpendicular to the length direction of the guide fixed support; the support module is provided with an outer guide pulley slidably connected with the outer guide rail.

6. The heat exchange equipment tube bundle installation and removal apparatus of claim 1, wherein: The support module comprises a support module frame, outer guide pulleys respectively arranged at the two ends of the support module frame and slidably connected with the outer guide rail, a chain connecting block arranged at the bottom of the support module frame and detachably connected with the chain, and inner guide pulleys arranged at the two ends of the chain connecting block and slidably connected with the inner guide rail.

7. The heat exchange equipment tube bundle installation and removal apparatus of claim 1, wherein: The first roller frame is slidably arranged in the shell, and a third hook is arranged on the side of the first roller frame away from the tube bundle connecting mechanism. The third hook is connected with a winding machine on the outside of the shell away from the tube bundle connecting mechanism through a second cable.

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