CN210476835U - Heat exchanger tube bank disassembling and assembling equipment - Google Patents
Heat exchanger tube bank disassembling and assembling equipment Download PDFInfo
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- CN210476835U CN210476835U CN201921586988.9U CN201921586988U CN210476835U CN 210476835 U CN210476835 U CN 210476835U CN 201921586988 U CN201921586988 U CN 201921586988U CN 210476835 U CN210476835 U CN 210476835U
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- wheel
- exchanger tube
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Abstract
The utility model relates to a heat exchanger tube bundle dismounting device, which is provided with a base frame, the bottom of the base frame is provided with a hydraulic jacking device, one end of the base frame is provided with an oil tank, a hydraulic motor, a driving shaft assembly and a driving sprocket, wherein the driving shaft assembly is in transmission connection with the hydraulic motor, and the driving shaft assembly is simultaneously in transmission connection with a sprocket shaft of the driving sprocket; the other end of the base frame is provided with a driven chain wheel, and the driving chain wheel is connected with the driven chain wheel through a winding annular chain; a push rod assembly is arranged in the middle of a chain link of the annular chain; a plurality of groups of rolling bearing assemblies are also arranged on the base frame; the utility model discloses having improved heat exchanger dismouting maintenance efficiency greatly, having reduced heat exchanger maintenance damage, accurate positioning dismouting equipment makes manpower, material resources cost reduce at double in the maintenance process.
Description
Technical Field
The utility model belongs to the technical field of heat exchanger spare part dismouting equipment technique and specifically relates to a heat exchanger tube bank dismouting equipment.
Background
In the process of assembling or maintaining heat exchanger equipment, especially large-scale heat exchanger equipment, because the pipe bundle is large in overall dimension and weight, the pipe bundle can not be manually disassembled and assembled, the heat exchanger can not be effectively maintained, and the service life and the effective utilization rate of the energy-saving equipment are adversely affected.
In the inquiry of related patent documents, similar patent applications of mechanical equipment for disassembling and assembling the heat exchanger tube bundle also exist, but the application documents have common defects that the adjustability and the applicability are not strong, the automation operation degree is not high and the disassembling and assembling efficiency is influenced for the tube bundles with different sizes.
Disclosure of Invention
The utility model aims at providing a heat exchanger tube bank dismouting equipment to above-mentioned condition, this equipment has promoted dismouting maintenance efficiency, has reduced the manpower and materials cost of maintenance.
The utility model has the following concrete scheme: a heat exchanger tube bundle dismounting device comprises a base frame, wherein a hydraulic jacking device is arranged at the bottom of the base frame, one end of the base frame is provided with an oil tank, a hydraulic motor, a driving shaft assembly and a driving chain wheel, the driving shaft assembly is in transmission connection with the hydraulic motor, and the driving shaft assembly is simultaneously in transmission connection with a chain wheel shaft of the driving chain wheel; the other end of the base frame is provided with a driven chain wheel, and the driving chain wheel is connected with the driven chain wheel through a winding annular chain; a push rod assembly is arranged in the middle of a chain link of the annular chain; and a plurality of groups of rolling bearing assemblies are also arranged on the base frame.
Further, in the utility model, hydraulic jacking device carries out manual control through four manipulation handles of establishing on the hydraulic controller of base frame lateral part respectively including establishing four pneumatic cylinders of base frame bottom relative equilibrium arrangement, four pneumatic cylinders.
Furthermore, the driving shaft assembly of the utility model is provided with a power shaft which is connected with a chain wheel shaft of the driving chain wheel in a transmission way; the number of the driving sprockets is two groups of driving sprockets arranged side by side, the two groups of driving sprockets are respectively arranged at the front position and the rear position of the base frame, two groups of driven sprockets are also arranged at the front position and the rear position of the base frame corresponding to the driving sprockets, and an annular chain is respectively wound on the two groups of driving sprockets and the two groups of corresponding driven sprockets.
Furthermore, in the utility model, the base frame is a rectangular frame formed by splicing I-shaped steel, and the web plates of the I-shaped steel are vertically arranged; the pushing rod assembly is provided with a seat frame, the upper side part of the seat frame is provided with a screw rod lifting mechanism, a plurality of pushing rods are fixedly connected with the screw rod lifting mechanism, and the pushing rods are used for pushing or drawing the heat exchanger tube bundle; clamping wheels are respectively arranged at the front side and the rear side of the bottom of the seat frame at symmetrical positions, each clamping wheel comprises an upper wheel and a lower wheel, and the upper wheel and the lower wheel in each group of clamping wheels are matched and clamped on a wing plate of the I-shaped steel on the base frame and move along the wing plate; the left side and the right side of the seat frame are respectively fixedly connected with the chain links on the annular chain.
Further, the utility model discloses in lead screw elevating system is equipped with adjusting hand wheel including the vertical rotatory lead screw that sets up at the seat frame lateral part at the rotatory lead screw top, and the cover is equipped with the female seat piece of lead screw on the rotatory lead screw, the female seat piece of lead screw is the cuboid strip, and the female seat piece of lead screw reciprocates along the seat frame lateral part under the drive of rotatory lead screw, be equipped with two piece at least catch bars on the female seat piece of lead screw.
Further, the utility model discloses in every group roll carrier assembly constitute by two pairs of rolling wheelsets, two pairs of rolling wheelsets all roll along base frame's the higher authority, erect the joist between two pairs of rolling wheelsets, the joist is used for holding heat exchanger tube bank.
Further, in the present invention, a baffle is further installed at the bottom of one end of the base frame, and the baffle is installed at the same side of the hydraulic motor.
The utility model discloses having improved heat exchanger dismouting maintenance efficiency greatly, having reduced heat exchanger maintenance damage, accurate location dismouting equipment makes manpower, material resources cost reduce at double in the maintenance process, is a practical equipment of saving resource, optimizing dismouting technology.
Drawings
Fig. 1 is a schematic view of the structure of the main view direction of the present invention;
fig. 2 is a schematic view of the top view structure of the present invention.
In the figure: the hydraulic driving device comprises a baffle 1, a baffle 2, an oil tank 3, a driving shaft assembly 4, a lower wheel 5, an upper wheel 6, a hydraulic cylinder 7, a rolling wheel group 8, a base frame 9, a driven sprocket wheel 10, an operating handle 11, a joist 12, a push rod 13, a rotary screw rod 14, a screw rod female seat block 15, an adjusting hand wheel 16, a seat frame 16, a driving sprocket wheel 17 and a hydraulic motor 18.
Detailed Description
Referring to fig. 1 and 2, the utility model relates to a heat exchanger tube bundle dismounting device, which comprises a base frame 8, a hydraulic jacking device is arranged at the bottom of the base frame, one end of the base frame is provided with an oil tank 2, a hydraulic motor 18, a driving shaft assembly 3 and a driving sprocket 17, wherein the driving shaft assembly is in transmission connection with the hydraulic motor, and the driving shaft assembly is simultaneously in transmission connection with a sprocket shaft of the driving sprocket; the other end of the base frame is provided with a driven chain wheel 9, and the driving chain wheel and the driven chain wheel are connected through a winding annular chain (not shown in an annular chain diagram); a push rod assembly is arranged in the middle of a chain link of the annular chain; and a plurality of groups of rolling bearing assemblies are also arranged on the base frame.
Furthermore, in this embodiment, the hydraulic jacking device includes four hydraulic cylinders 6 disposed at the bottom of the base frame and disposed in a relatively balanced manner, and the four hydraulic cylinders are controlled by four operating handles 10 disposed on the hydraulic controller at the side of the base frame.
Further, the driving shaft assembly in this embodiment has a power shaft, and the power shaft is in transmission connection with a sprocket shaft of the driving sprocket; the number of the driving chain wheels is two groups of driving chain wheels which are arranged side by side, the two groups of driving chain wheels are respectively arranged at the front and the rear positions of the base frame, two groups of driven chain wheels 9 are also arranged at the front and the rear positions of the base frame corresponding to the driving chain wheels, and an annular chain is respectively wound on the two groups of driving chain wheels and the two groups of corresponding driven chain wheels.
Further, in the embodiment, the base frame is a rectangular frame formed by splicing I-shaped steel, and webs of the I-shaped steel are vertically arranged; the pushing rod assembly is provided with a seat frame 16, the upper side part of the seat frame is provided with a screw rod lifting mechanism, a plurality of pushing rods 12 are fixedly connected with the screw rod lifting mechanism, and the pushing rods are used for pushing or drawing the heat exchanger tube bundle; clamping wheels are respectively arranged at the front and rear symmetrical positions of the bottom of the seat frame, each clamping wheel comprises an upper wheel 5 and a lower wheel 4, and the upper wheel and the lower wheel in each group of clamping wheels are matched and clamped on a wing plate of the I-shaped steel on the base frame and move along the wing plate; the left side and the right side of the seat frame are respectively fixedly connected with the chain links on the annular chain.
Further, in this embodiment the lead screw elevating system is equipped with adjusting hand wheel 15 including vertical setting at the rotatory lead screw 13 of seat frame lateral part at rotatory lead screw top, and the cover is equipped with the female seat piece of lead screw 14 on the rotatory lead screw, the female seat piece of lead screw is the cuboid strip, and the female seat piece of lead screw reciprocates along the seat frame lateral part under the drive of rotatory lead screw, be equipped with two piece at least catch bars 12 on the female seat piece of lead screw.
Furthermore, each set of rolling bearing assembly in this embodiment is composed of two pairs of rolling wheel sets 7, the two pairs of rolling wheel sets roll along the upper surface of the base frame, and a joist 11 is erected between the two pairs of rolling wheel sets and used for supporting the heat exchanger tube bundle.
Further, in this embodiment, a baffle 1 is further installed at the bottom of one end of the base frame, and the baffle is disposed on the same side as the hydraulic motor.
Before the device in the embodiment is disassembled and assembled, the size of the base frame and the output power of the hydraulic motor are designed according to project requirements, the load and specification of the hydraulic cylinder, the transmission chain wheel and the annular chain are calculated, and then the structural design is carried out. The base frame is supported by four hydraulic cylinders; the tail end is provided with an oil tank, a hydraulic motor and a driving shaft assembly and is fixed by a baffle; the middle part is provided with a push rod component and a rolling bearing component which are used for sliding, propelling or pulling out the maintenance workpiece; the lower part of the right end is provided with a driven chain wheel which is connected with the driving chain wheel through an annular chain for transmission, a chain link in the middle of the annular chain is connected with a push rod assembly, and a plurality of push rods on the push rod assembly can be installed as required.
During the concrete operation, the two working conditions of pushing in and installing the tube bundle or pulling out the tube bundle are divided: when the tube bundle is pushed to be installed, the four hydraulic cylinders are firstly subjected to height adjustment through the control handle, so that the height of the base frame is leveled, the shell of the heat exchanger is arranged on the right ground of the equipment, the tube bundle is arranged on the upper surface of the joist of the rolling bearing component, the hydraulic cylinders are adjusted to enable the installation height of the tube bundle and the shell to be well matched, then the hydraulic motor is started, the driving chain wheel is driven to drive the annular chain to rotate to operate, the push rod component is driven to operate rightwards, the tube bundle is pushed to move rightwards through the push rod to enter the shell for assembly, and the resistance of the tube bundle in; when the other working condition is that the tube bundle is disassembled, the operation is reversed, and at the moment, the push rod is changed into the pull rod to pull the tube bundle out of the shell and place the tube bundle on the joist.
The height adjustment of catch bar self drives rotatory lead screw through adjusting hand wheel and adjusts in above-mentioned operation, comes the cooling tube in the accurate butt joint tube bundle through the regulation of catch bar self height, reduces the possibility of damaging.
The invention can accurately position the pushing and pulling of the tube bundle, and avoid the damage to equipment caused by the traditional manual positioning and crane hoisting assembly mode.
The invention greatly improves the maintenance efficiency of the heat exchanger, reduces the maintenance damage of the heat exchanger, accurately positions the dismounting device, reduces the cost of manpower and material resources in the maintenance process by times, and is the invention creation which saves the resources and optimizes the dismounting maintenance process.
Claims (7)
1. The utility model provides a heat exchanger tube bank dismouting equipment which characterized in that: the hydraulic jacking device is arranged at the bottom of the base frame, one end of the base frame is provided with an oil tank, a hydraulic motor, a driving shaft assembly and a driving chain wheel, wherein the driving shaft assembly is in transmission connection with the hydraulic motor, and the driving shaft assembly is simultaneously in transmission connection with a chain wheel shaft of the driving chain wheel; the other end of the base frame is provided with a driven chain wheel, and the driving chain wheel is connected with the driven chain wheel through a winding annular chain; a push rod assembly is arranged in the middle of a chain link of the annular chain; and a plurality of groups of rolling bearing assemblies are also arranged on the base frame.
2. The heat exchanger tube bundle disassembly and assembly apparatus of claim 1, wherein: the hydraulic jacking device comprises four hydraulic cylinders which are oppositely and evenly arranged at the bottom of the base frame, and the four hydraulic cylinders are respectively controlled by manual operation through four operating handles arranged on a hydraulic controller at the side part of the base frame.
3. The heat exchanger tube bundle disassembly and assembly apparatus of claim 1, wherein: the driving shaft assembly is provided with a power shaft which is in transmission connection with a chain wheel shaft of the driving chain wheel; the number of the driving sprockets is two groups of driving sprockets arranged side by side, the two groups of driving sprockets are respectively arranged at the front position and the rear position of the base frame, two groups of driven sprockets are also arranged at the front position and the rear position of the base frame corresponding to the driving sprockets, and an annular chain is respectively wound on the two groups of driving sprockets and the two groups of corresponding driven sprockets.
4. The heat exchanger tube bundle disassembly and assembly apparatus of claim 1, wherein: the base frame is a rectangular frame formed by splicing I-shaped steel, and webs of the I-shaped steel are vertically arranged; the pushing rod assembly is provided with a seat frame, the upper side part of the seat frame is provided with a screw rod lifting mechanism, a plurality of pushing rods are fixedly connected with the screw rod lifting mechanism, and the pushing rods are used for pushing or drawing the heat exchanger tube bundle; clamping wheels are respectively arranged at the front side and the rear side of the bottom of the seat frame at symmetrical positions, each clamping wheel comprises an upper wheel and a lower wheel, and the upper wheel and the lower wheel in each group of clamping wheels are matched and clamped on a wing plate of the I-shaped steel on the base frame and move along the wing plate; the left side and the right side of the seat frame are respectively fixedly connected with the chain links on the annular chain.
5. The heat exchanger tube bundle disassembly and assembly apparatus of claim 4, wherein: the lead screw lifting mechanism comprises a vertical rotary lead screw arranged on the side portion of the seat frame, an adjusting hand wheel is arranged at the top of the rotary lead screw, a lead screw female seat block is sleeved on the rotary lead screw and is in a cuboid strip shape, the lead screw female seat block moves up and down along the side portion of the seat frame under the driving of the rotary lead screw, and at least two push rods are arranged on the lead screw female seat block.
6. The heat exchanger tube bundle disassembly and assembly apparatus of claim 1, wherein: each group of rolling bearing components consists of two pairs of rolling wheel sets, the two pairs of rolling wheel sets roll along the upper surface of the base frame, and a joist is erected between the two pairs of rolling wheel sets and used for supporting the heat exchanger tube bundle.
7. The heat exchanger tube bundle disassembly and assembly apparatus of claim 1, wherein: and a baffle is also arranged at the bottom of one end of the base frame and is arranged on the same side as the hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921586988.9U CN210476835U (en) | 2019-09-24 | 2019-09-24 | Heat exchanger tube bank disassembling and assembling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921586988.9U CN210476835U (en) | 2019-09-24 | 2019-09-24 | Heat exchanger tube bank disassembling and assembling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210476835U true CN210476835U (en) | 2020-05-08 |
Family
ID=70509153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921586988.9U Active CN210476835U (en) | 2019-09-24 | 2019-09-24 | Heat exchanger tube bank disassembling and assembling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210476835U (en) |
-
2019
- 2019-09-24 CN CN201921586988.9U patent/CN210476835U/en active Active
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