CN108637969A - A kind of the tube bank extracting tool and method for dismounting of straight pipe heat exchanger - Google Patents
A kind of the tube bank extracting tool and method for dismounting of straight pipe heat exchanger Download PDFInfo
- Publication number
- CN108637969A CN108637969A CN201810467959.4A CN201810467959A CN108637969A CN 108637969 A CN108637969 A CN 108637969A CN 201810467959 A CN201810467959 A CN 201810467959A CN 108637969 A CN108637969 A CN 108637969A
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- China
- Prior art keywords
- tube bank
- heat exchanger
- component
- straight pipe
- pipe heat
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/026—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same fluid driven
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of tube bank extracting tools of straight pipe heat exchanger, including hydraulic pressure push-and-pull component, tube bank connecting component, tube bank fixed component, wherein hydraulic pressure push-and-pull component takes out for that will restrain from heat exchanger；Tube bank fixed component is used to be fixedly mounted on the inner wall of tube bank；Tube bank connecting component is set between hydraulic pressure push-and-pull component and tube bank fixed component so that hydraulic pressure pushes and pulls component and takes out tube bank from heat exchanger.After apparatus of the present invention, directly by damage tube bank extraction, then mounting hole is blocked, does not influence the application of radiator, and analysis data can be provided for failure cause, reduces probability of equipment failure；And method is simple, easy to operation, at low cost, is suitable for various straight pipe heat exchangers and extracts damaged tube bank, there is good market prospects.
Description
Technical field
The invention belongs to factory floor straight pipe heat exchanger maintenance tool fields, and in particular to a kind of tube bank of straight pipe heat exchanger
Extracting tool and method for dismounting.
Background technology
Straight tubular heat exchanger is a kind of heat exchanger most widely used in current petrochemical industry and Alcohol Production.It is mainly by shell
The compositions such as body, tube sheet, heat-exchanging tube bundle, end socket, hydraulic barrier.Material can be used ordinary carbon steel, red copper or stainless steel and make.Directly
The quality of pipe heat exchanger directly affects normal work and the production of enterprise, plays the part of emphatically in daily industrial production
Therefore the role wanted will often detect and cleaning maintenance, just can guarantee that enterprise normally works, and just be unlikely to influence enterprise day
Normal life and production.
Straight pipe heat exchanger in petroleum chemical industry, in use heat exchanger inside points tube bank will appear breakage, make
It is mutually polluted at two kinds of materials, influences normally to produce, processing mode is substantially based on plugging damaged tube bank at present, because of tube bank and pipe
It can not be extracted out for expanded joint between plate and check specific Breakage Reasons.
Although plugging damaged tube bank can solve the problems, such as material pollution to a certain extent, directly blocking cannot be straight
The damaged condition of the inspection tube bank of sight, it is all unfavorable to heat exchanger type selecting from now on, Bundle material requirement etc..
Invention content
The technical problem to be solved by the present invention is to：Tube bank extracting tool and the dismounting side of a kind of straight pipe heat exchanger are provided
Method cannot be repaired effectively material is caused to pollute after solving the problems, such as straight pipe heat exchanger tube bank damage.
The present invention uses following technical scheme to solve above-mentioned technical problem：
A kind of tube bank extracting tool of straight pipe heat exchanger, including hydraulic pressure push-and-pull component, tube bank connecting component, tube bank fixed part
Part, wherein hydraulic pressure push-and-pull component takes out for that will restrain from heat exchanger；Tube bank fixed component is for being fixedly mounted on tube bank
Inner wall；Tube bank connecting component is set between hydraulic pressure push-and-pull component and tube bank fixed component so that hydraulic pressure pushes and pulls component and will restrain
It is taken out from heat exchanger.
It is jack that hydraulic pressure, which pushes and pulls component, and tube bank connecting component is bolt, and tube bank fixed component is setting in tube bank inner wall
Tapping hole；When taking out tube bank, bolt head is welded in the push rod head of jack, screw rod is tightened in tapping hole, is started
Jack, until tube bank is taken out completely.
At least one filling pad is installed additional between the push rod head and tube bank of jack.
Filling pad includes plurality of specifications.
The depth of tapping hole is 80mm~100mm.
The bolt is hex bolts.
A kind of tube bank method for dismounting of straight pipe heat exchanger, the specific method is as follows：
Step 1 is polished the weld bond between tube bank to be replaced and tube sheet with sanding machine；
Step 2 restrains fixed component in tube bank inner wall setting to be replaced；
Tube bank connecting component is fixed together with tube bank fixed component, hydraulic pressure push-and-pull component by step 3 respectively；
Step 4 starts hydraulic pressure push-and-pull component, pulls the direction that tube bank deviates from straight tube radiator in an axial direction to move, up to pipe
Beam is fully drawn out straight pipe heat exchanger.
A kind of tube bank method for dismounting of straight pipe heat exchanger, the hydraulic pressure push-and-pull component are jack, and tube bank connecting component is
The specific replacing options of bolt, tube bank are as follows：
Step A, the weld bond between tube bank to be replaced and tube sheet is polished with sanding machine；
Step B, tapping is carried out in tube bank inner wall to be replaced, forms tapping hole；
Step C, according to the matched bolt of the size selection of tapping hole, the head of bolt is welded on to the push rod head of jack
On；
Step D, the screw rod of bolt is screwed into tapping hole；
Step E, start jack, pull the direction that tube bank deviates from straight tube radiator in an axial direction to move, until tube bank is complete
Extract straight pipe heat exchanger out.
Following steps are added between step D and step E：
At least one filling pad is added between tube bank and mandril of lifting jack head.
The thickness of filling pad includes 30mm, 20mm, 10mm.
Compared with prior art, the invention has the advantages that：
1, after applying the present invention, directly then mounting hole is blocked, does not influence radiator by damage tube bank extraction
Using, and analysis data can be provided for failure cause, reduce probability of equipment failure.
2, all material is more universal, i.e. commercially available on the market, field fabrication.
3, method is simple, easy to operation, at low cost, is suitable for various straight pipe heat exchangers and extracts damaged tube bank, has well
Market prospects.
Description of the drawings
Fig. 1 is the structural schematic diagram of extracting tool of the present invention.
Fig. 2 is the structural schematic diagram of straight tube radiator.
Fig. 3 is the application schematic diagram of extracting tool of the present invention.
Wherein, being identified as in figure：1- jack；2- bolts；3-U type gaskets；4- heat dissipation tube sheets；The heat-dissipating pipe of 5- damages
Beam.
Specific implementation mode
The structure and the course of work of the present invention are described further below in conjunction with the accompanying drawings.
A kind of tube bank extracting tool of straight pipe heat exchanger, including hydraulic pressure push-and-pull component, tube bank connecting component, tube bank fixed part
Part, wherein hydraulic pressure push-and-pull component takes out for that will restrain from heat exchanger；Tube bank fixed component is for being fixedly mounted on tube bank
Inner wall；Tube bank connecting component is set between hydraulic pressure push-and-pull component and tube bank fixed component so that hydraulic pressure pushes and pulls component and will restrain
It is taken out from heat exchanger.
Specific embodiment one, as shown in Figure 1, Figure 2, Figure 3 shows：
A kind of tube bank extracting tool of straight pipe heat exchanger, including hydraulic pressure push-and-pull component, tube bank connecting component, tube bank fixed part
Part, wherein it is jack 1 that hydraulic pressure, which pushes and pulls component, and tube bank connecting component is bolt 2, and tube bank fixed component is to be arranged in damage
The tapping hole of heat dissipation 5 inner walls of tube bank；When taking out tube bank, bolt head is welded in the push rod head of jack 1, screw rod is tightened in
In tapping hole, start jack 1 so that the heat dissipation tube bank 5 of damage is detached from tube sheet 4, until the heat dissipation tube bank 5 of damage takes completely
Go out.
In order to meet the stroke of jack, reduce jack stress end face with it is interbank at a distance from, in the mandril of jack 1
At least one filling pad 3 is installed additional between head and tube bank.
Filling pad 3 includes plurality of specifications.The inside diameter of filling pad than take out tube bank outer diameter it is big 3-4mm or more, U
Type gasket is specifically added less a, and depending on on-site actual situations, jack stroke deficiency just adds, until extraction will be restrained.
The depth of tapping hole is 80mm~100mm.
The bolt is hex bolts.
A kind of tube bank method for dismounting of straight pipe heat exchanger, using the straight pipe heat exchanger tube bank extracting tool of the program to tube bank
It is dismantled, the specific method is as follows：
Step 1, the heat dissipation tube bank with sanding machine by damage and the weld bond between tube sheet are polished；
Step 2 restrains fixed component in tube bank inner wall setting to be replaced；
Tube bank connecting component is fixed together with tube bank fixed component, hydraulic pressure push-and-pull component by step 3 respectively；
Step 4 starts hydraulic pressure push-and-pull component, pulls the direction that tube bank deviates from straight tube radiator in an axial direction to move, up to pipe
Beam is fully drawn out straight pipe heat exchanger.
The weld bond polished in step 1 is one end of the heat dissipation tube bank of damage, any one end.
Specific embodiment two,
The hydraulic pressure push-and-pull component is jack, and tube bank connecting component is bolt, and the specific replacing options of tube bank are as follows：
Step A, the weld bond between tube bank and tube sheet is polished with sanding machine；
Step B, tapping is carried out in the bottom of tube bank inner wall to be replaced, forms tapping hole；
Step C, according to the matched bolt of the size selection of tapping hole, the head of bolt is welded on to the push rod head of jack
On；
Step D, the screw rod of bolt is screwed into tapping hole；
Step E, start jack, pull the direction that tube bank deviates from straight tube radiator in an axial direction to move, until tube bank is complete
Extract straight pipe heat exchanger out.
Specific embodiment three,
The hydraulic pressure push-and-pull component is jack, and tube bank connecting component is bolt, and the specific replacing options of tube bank are as follows：
Step a, the weld bond between tube bank and tube sheet is polished with sanding machine；
Step b, tapping is carried out in the bottom of tube bank inner wall to be replaced, forms tapping hole；
Step c, according to the matched bolt of the size selection of tapping hole, the head of bolt is welded on to the push rod head of jack
On；
Step d, the screw rod of bolt is screwed into tapping hole；
Step e, a filling pad is added between tube bank and mandril of lifting jack head；
Step f, start jack, pull the direction that tube bank deviates from straight tube radiator in an axial direction to move, judge whether to meet
The stroke of jack, if it is satisfied, otherwise executing step g returns to step e；
Step g, control jack works on, until tube bank is fully drawn out straight pipe heat exchanger.
The inside diameter of filling pad is bigger 3-4mm or more than taking out tube bank outer diameter, and specific effect is to reduce jack
Stress end face with it is interbank at a distance from, meet jack stroke, specifically add less it is a depending on on-site actual situations, it is very heavy
Top stroke deficiency just adds, until extraction will be restrained, the thickness of filling pad includes 30mm, 20mm, 10mm.
Jack illustrates the program as just an example, other hydraulic devices can be used, as long as can
Realize that the heat-exchanging tube bundle of smooth slowly extraction damage, such as hydraulic pressure push-pull rod can also substitute jack.
The structure mounting means of the present invention, the connection relation between component, treating method are merely possible to an example
Illustrate, must not believe that and only protect the scheme, it is every to carrying out replacement process to the tube bank of pipe heat exchanger with the device
In in the case of can be with reference to the methods of this programme.
Those skilled in the art can make various modifications to described specific embodiment
Or supplement or substitute by a similar method, however, it does not deviate from the spirit of the invention or surmounts the appended claims determines
The range of justice.
Claims (10)
1. a kind of tube bank extracting tool of straight pipe heat exchanger, it is characterised in that：Including hydraulic pressure push-and-pull component, tube bank connecting component,
Restrain fixed component, wherein hydraulic pressure push-and-pull component takes out for that will restrain from heat exchanger；Fixed component is restrained for fixed to pacify
Mounted in the inner wall of tube bank；Tube bank connecting component is set between hydraulic pressure push-and-pull component and tube bank fixed component so that hydraulic pressure pushes and pulls
Component will be restrained and be taken out from heat exchanger.
2. the tube bank extracting tool of straight pipe heat exchanger according to claim 1, it is characterised in that：It is thousand that hydraulic pressure, which pushes and pulls component,
Jin top, tube bank connecting component are bolt, and tube bank fixed component is the tapping hole being arranged in tube bank inner wall；When taking out tube bank, by spiral shell
Bolt head is welded in the push rod head of jack, and screw rod is tightened in tapping hole, starts jack, until tube bank is taken out completely.
3. the tube bank extracting tool of straight pipe heat exchanger according to claim 2, it is characterised in that：In the push rod head of jack
Install at least one filling pad additional between tube bank.
4. the tube bank extracting tool of straight pipe heat exchanger according to claim 3, it is characterised in that：Filling pad includes a variety of
Specification.
5. the tube bank extracting tool of straight pipe heat exchanger according to claim 2, it is characterised in that：The depth of tapping hole is
80mm~100mm.
6. the tube bank extracting tool of straight pipe heat exchanger according to claim 2, it is characterised in that：The bolt is hexagonal spiral shell
Bolt.
7. a kind of tube bank method for dismounting of straight pipe heat exchanger, it is characterised in that：Using straight pipe heat exchanger pipe described in claim 1
Beam extracting tool dismantles tube bank, and the specific method is as follows：
Step 1 is polished the weld bond between tube bank to be replaced and tube sheet with sanding machine；
Step 2 restrains fixed component in tube bank inner wall setting to be replaced；
Tube bank connecting component is fixed together with tube bank fixed component, hydraulic pressure push-and-pull component by step 3 respectively；
Step 4 starts hydraulic pressure push-and-pull component, pulls the direction that tube bank deviates from straight tube radiator in an axial direction to move, up to having restrained
Full extraction straight pipe heat exchanger.
8. the tube bank method for dismounting of straight pipe heat exchanger according to claim 7, it is characterised in that：The hydraulic pressure pushes and pulls component
For jack, tube bank connecting component is bolt, and the specific replacing options of tube bank are as follows：
Step A, the weld bond between tube bank to be replaced and tube sheet is polished with sanding machine；
Step B, tapping is carried out in tube bank inner wall to be replaced, forms tapping hole；
Step C, according to the matched bolt of the size selection of tapping hole, the head of bolt is welded in the push rod head of jack；
Step D, the screw rod of bolt is screwed into tapping hole；
Step E, start jack, pull the direction that tube bank deviates from straight tube radiator in an axial direction to move, until tube bank is fully drawn out
Straight pipe heat exchanger.
9. the tube bank method for dismounting of straight pipe heat exchanger according to claim 8, it is characterised in that：Step D and step E it
Between following steps are added：
At least one filling pad is added between tube bank and mandril of lifting jack head.
10. the tube bank method for dismounting of straight pipe heat exchanger according to claim 9, it is characterised in that：The thickness packet of filling pad
Include 30mm, 20mm, 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810467959.4A CN108637969A (en) | 2018-05-16 | 2018-05-16 | A kind of the tube bank extracting tool and method for dismounting of straight pipe heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810467959.4A CN108637969A (en) | 2018-05-16 | 2018-05-16 | A kind of the tube bank extracting tool and method for dismounting of straight pipe heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108637969A true CN108637969A (en) | 2018-10-12 |
Family
ID=63756204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810467959.4A Pending CN108637969A (en) | 2018-05-16 | 2018-05-16 | A kind of the tube bank extracting tool and method for dismounting of straight pipe heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108637969A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110749229A (en) * | 2019-10-24 | 2020-02-04 | 哈尔滨锅炉厂有限责任公司 | Pi-shaped tube bundle tube plate-tube leading-out structure and tube leading-out method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203125087U (en) * | 2013-02-27 | 2013-08-14 | 上海宝钢工业技术服务有限公司 | Tool for dismantling inner bushing of large oil cylinder barrel body |
| CN204135989U (en) * | 2014-09-30 | 2015-02-04 | 平煤神马机械装备集团河南矿机有限公司 | A kind of Quick pin remover of detaching hydraulic support |
| CN107052765A (en) * | 2017-04-10 | 2017-08-18 | 开滦能源化工股份公司范各庄矿业分公司 | The hydraulic pin remover dismantled for coal mine hydraulic supporting |
| CN207139692U (en) * | 2017-09-01 | 2018-03-27 | 岳晓明 | A kind of development machine coal-winning machine pin shaft disassembling tool |
-
2018
- 2018-05-16 CN CN201810467959.4A patent/CN108637969A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203125087U (en) * | 2013-02-27 | 2013-08-14 | 上海宝钢工业技术服务有限公司 | Tool for dismantling inner bushing of large oil cylinder barrel body |
| CN204135989U (en) * | 2014-09-30 | 2015-02-04 | 平煤神马机械装备集团河南矿机有限公司 | A kind of Quick pin remover of detaching hydraulic support |
| CN107052765A (en) * | 2017-04-10 | 2017-08-18 | 开滦能源化工股份公司范各庄矿业分公司 | The hydraulic pin remover dismantled for coal mine hydraulic supporting |
| CN207139692U (en) * | 2017-09-01 | 2018-03-27 | 岳晓明 | A kind of development machine coal-winning machine pin shaft disassembling tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110749229A (en) * | 2019-10-24 | 2020-02-04 | 哈尔滨锅炉厂有限责任公司 | Pi-shaped tube bundle tube plate-tube leading-out structure and tube leading-out method |
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Legal Events
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181012 |
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| RJ01 | Rejection of invention patent application after publication |