CN107717392A - Heat exchanger tube poling guide head - Google Patents
Heat exchanger tube poling guide head Download PDFInfo
- Publication number
- CN107717392A CN107717392A CN201711189433.6A CN201711189433A CN107717392A CN 107717392 A CN107717392 A CN 107717392A CN 201711189433 A CN201711189433 A CN 201711189433A CN 107717392 A CN107717392 A CN 107717392A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- exchanger tube
- swollen
- cylindrical sleeve
- split
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000008961 swelling Effects 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000035939 shock Effects 0.000 abstract description 4
- 206010042674 Swelling Diseases 0.000 description 7
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of heat exchanger tube poling guide head, including：Conical head, the rear end of conical head is provided with whorl brace rod, split-type cylindrical sleeve and addendum cone are equipped with whorl brace rod, fixed fixture block is provided with addendum cone；Some swollen are formed uniformly at the rear portion of split-type cylindrical sleeve, a swollen film trap is provided between per adjacent two swollen, fixation fixture block on addendum cone is fastened in corresponding swollen film trap, and fixed fixture block will not be protruding in corresponding swollen film trap, when needing to install guide head, split-type cylindrical sleeve is fixed, rotating cone forming head makes addendum cone be moved on whorl brace rod toward conical head direction, so as to which swollen in split-type cylindrical sleeve be strutted, up to swollen swelling is on the inwall of heat exchanger tube.Above-mentioned swelling mode is very reliable, even if heat exchanger tube is given a shock or tapped during poling, poling guide head will not also depart from heat exchanger tube, so as to substantially increase poling efficiency.
Description
Technical field
The present invention relates to heat exchanger tube guiding device for pipe penetration, more particularly to heat exchanger tube poling guide head.
Background technology
, it is necessary to heat exchanger tube is located on tube sheet and deflection plate, due to pore on tube sheet and deflection plate when making heat exchanger
Fit-up gap between heat exchanger tube is smaller, and tube sheet assembles tolerance with existing after deflection plate assembling, so heat exchanger tube is in reality
Relatively it is difficult to when wearing through pore, it usually needs in the end set poling guide head of heat exchanger tube, traditional poling guide head
Structure include：Conical head, the rear end of conical head is provided with connecting rod.When wearing, according to the heat exchanger tube of different tube diameters size
Selection corresponds the poling guide head of size, is then directly sleeved on heat exchanger tube in connecting rod.Because connecting rod is with changing
There can be gap between heat pipe unavoidably, and heat exchanger tube can be given a shock or tap during wearing, and so be easy for making heat exchange
Fallen off between pipe and poling guide head, be difficult to take out in equipment so as to cause poling guide head to fall into after coming off, drop significantly
Low poling efficiency.
The content of the invention
The purpose of the present invention is：There is provided one kind can effectively prevent that heat exchanger tube is oriented to hair with poling during poling
Life comes off, so as to effectively improve the heat exchanger tube poling guide head of poling efficiency.
To achieve the above object, the technical solution adopted in the present invention is：Heat exchanger tube poling guide head, including：Conical head,
The rear end of conical head is provided with whorl brace rod, split-type cylindrical sleeve, split-type cylindrical sleeve are arranged with whorl brace rod
External diameter be not more than the maximum outside diameter of conical head, addendum cone is equipped with by screw thread on whorl brace rod, addendum cone positioned at point
In flap-type cylindrical sleeve, some outwardly fixation fixture blocks in addendum cone are provided with addendum cone；At the rear portion of split-type cylindrical sleeve
Some swollen are formed uniformly, per a swollen film trap is provided between adjacent two swollen, the fixation fixture block on addendum cone is fastened on
In corresponding swollen film trap, and fixed fixture block will not be protruding in corresponding swollen film trap；When needs lead described poling
When being arranged on the end of heat exchanger tube to head, split-type cylindrical sleeve is extend into heat exchanger tube, the front end of split-type cylindrical sleeve and cone
Forming head is protruding in heat exchanger tube, fixes split-type cylindrical sleeve and rotating cone forming head, makes addendum cone past on whorl brace rod
Conical head direction is moved, and swollen in split-type cylindrical sleeve is strutted, up to swollen swelling is on the inwall of heat exchanger tube；Work as needs
When described poling guide head is taken out from heat exchanger tube, fix split-type cylindrical sleeve and counter-rotating conical head makes addendum cone
Moved on whorl brace rod toward the direction away from conical head so that addendum cone no longer extrudes swollen, and swollen will shrink, thus
Poling guide head can be taken out from heat exchanger tube.
Further, foregoing heat exchanger tube poling guide head, wherein, be provided with the inner of whorl brace rod one it is smooth
Cylinder, the outside dimension of smooth cylindrical are not more than the major diameter of thread size of whorl brace rod, and smooth cylindrical is connected with conical head,
A fixing nut with whorl brace rod progress screw thread cooperation is fixedly installed in the outer front end of split-type cylindrical sleeve, it is fixed
Nut is set on smooth cylindrical after passing through whorl brace rod.
Further, foregoing heat exchanger tube poling guide head, wherein, a gear is provided with the outer end of whorl brace rod
Block.
Further, foregoing heat exchanger tube poling guide head, wherein, two convexes are provided with the osculum end of addendum cone
For the fixation fixture block of addendum cone.
Further, foregoing heat exchanger tube poling guide head, wherein, some through holes are provided with conical head, any
An iron staff is inserted in one through hole, so as to facilitate rotating cone forming head.
Further, foregoing heat exchanger tube poling guide head, wherein, it is formed uniformly six at the rear portion of split-type cylindrical sleeve
Swollen.
Further, foregoing heat exchanger tube poling guide head, wherein, each swollen inner wall belt is tapered, swollen inwall
Taper direction it is consistent with the taper direction of addendum cone.
It is an advantage of the invention that：It is simple and practical, when in use, addendum cone is made toward conical head direction by rotating cone forming head
It is mobile, swollen in split-type cylindrical sleeve is strutted, up to swollen swelling is on the inwall of heat exchanger tube, this swelling mode is very
Reliably, even if heat exchanger tube is given a shock or tapped during poling, poling guide head will not also depart from heat exchanger tube, so as to big
Improve poling efficiency greatly.
Brief description of the drawings
Fig. 1 is the Explosive separation structural representation of heat exchanger tube poling guide head of the present invention.
Fig. 2 is the combining structure schematic diagram of heat exchanger tube poling guide head of the present invention.
Fig. 3 is the dimensional structure diagram of heat exchanger tube poling guide head of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and preferred embodiment is further described to technical solutions according to the invention.
As shown in Figure 1, Figure 2, Figure 3 shows, heat exchanger tube poling guide head of the present invention, including：Conical head 1, in conical head 1
Rear end be provided with whorl brace rod 2, three through holes 11 are provided with conical head 1, mitigate the weight of conical head 1 with this, and
And an iron staff is inserted in any one through hole 11 with regard to rotating cone forming head 1 can be facilitated, it is provided with the inner of whorl brace rod 2
One smooth cylindrical 21, the external diameter of smooth cylindrical 21 is identical with the major diameter of thread of whorl brace rod 2, smooth cylindrical 21 and conical head
1 is connected, and split-type cylindrical sleeve 3 is arranged with whorl brace rod 2, and the external diameter of split-type cylindrical sleeve 3 is less than conical head 1 most
Big external diameter, addendum cone 4 is equipped with by screw thread on whorl brace rod 2, addendum cone 4 is located in split-type cylindrical sleeve 3, in addendum cone
Two outwardly fixation fixture blocks 41 in addendum cone 4 are provided with 4 osculum end；In the uniform shape in the rear portion of split-type cylindrical sleeve 3
Into six swollen 31, each swollen 31 inner wall belt is tapered, the inwall taper direction of swollen 31 and the taper direction one of addendum cone 4
Cause, per a swollen film trap 32 is provided between adjacent two swollen 31, two fixed fixture blocks 41 on addendum cone 4 are fastened on respectively
In corresponding swollen film trap 32, and fixed fixture block 41 will not be protruding in corresponding swollen film trap 32, in split-type cylindrical sleeve 3
Outer front end be fixedly installed a fixing nut 33 coordinated with the screw thread of whorl brace rod 2, fixing nut 33 passes through screw thread
It is set in after connecting rod 2 on smooth cylindrical 21.Tube end is fixedly mounted on when needing the poling guide head by said structure
When, split-type cylindrical sleeve 3 is extend into heat exchanger tube, and fixing nut 33 and conical head 1 are stretched out in into heat exchanger tube, then fix
Firmly fixing nut 33 remains stationary as split-type cylindrical sleeve 3, and rotating cone forming head 1 makes addendum cone 4 on whorl brace rod 2 toward conical head
1 direction is moved, so as to which swollen 31 in split-type cylindrical sleeve 3 be strutted, up to swollen 31 swellings are on the inwall of heat exchanger tube.When
When needing to take out poling guide head from heat exchanger tube, fixing fixing nut 33 remains stationary as split-type cylindrical sleeve 3, reversely
Rotating cone forming head 1 makes addendum cone 4 be moved on whorl brace rod 2 toward the direction away from conical head 1, and make to be softened swollen 31 is no longer
By addendum cone 4 extruding and back shrinkage, this makes it possible to successfully take out poling guide head from heat exchanger tube.To prevent from pushing up
Cone 4 comes off when being moved on whorl brace rod 2 toward the direction away from conical head 1 from whorl brace rod 2, in whorl brace rod 2
Outer end on be provided with a block 22.
The application method of the present invention is as follows：Two fixed fixture blocks 41 on addendum cone 4 are respectively clamped into corresponding swollen film trap
In 32, and swollen 31 in split-type cylindrical sleeve 3 is in contraction state, then will be connected on whorl brace rod 2 and divides valve
Formula cylindrical sleeve 3 is extend into heat exchanger tube, and conical head 1 is protruding in heat exchanger tube with fixing nut 33, and fixation is clamped with spanner
Nut 33, and an iron staff is inserted in any one through hole 11 of conical head 1, rotate iron staff and drive conical head 1 and screw thread to connect
Extension bar 2 rotates, and addendum cone 4 can just move on whorl brace rod 2 toward the direction of conical head 1, swollen 31 in split-type cylindrical sleeve 3
Outer distending is pressed against by addendum cone 4, up to swollen 31 and the inwall swelling of heat exchanger tube, then removes iron staff and spanner with regard to that can make
Poling work is carried out on tube sheet or deflection plate with the heat exchanger tube of poling guide head, and the feelings that guide head comes off will not occur
Condition.When needing to pull down guide head after the completion of poling, fixing nut 33 only need to be fixed with spanner, is then again inserted into iron staff
Reversion iron staff after in through hole 11, drives conical head 1 and whorl brace rod 2 to invert together so that the past remote conical head 1 of addendum cone 4
Direction is moved, until swollen 31 in split-type cylindrical sleeve 3 recovers to contraction state.
It is an advantage of the invention that：It is simple and practical, when in use, addendum cone is made toward conical head direction by rotating cone forming head
It is mobile, swollen in split-type cylindrical sleeve is strutted, up to swollen swelling is on the inwall of heat exchanger tube, this swelling mode is very
Reliably, even if heat exchanger tube is given a shock or tapped during poling, poling guide head will not also depart from heat exchanger tube, so as to big
Improve poling efficiency greatly.
Claims (7)
1. heat exchanger tube poling guide head, including：Conical head, the rear end of conical head is provided with whorl brace rod, it is characterised in that：
Split-type cylindrical sleeve is arranged with whorl brace rod, the external diameter of split-type cylindrical sleeve is not more than the maximum outside diameter of conical head,
Addendum cone is equipped with by screw thread on whorl brace rod, addendum cone is located in split-type cylindrical sleeve, is provided with addendum cone some
The outwardly fixation fixture block in addendum cone；Some swollen are formed uniformly at the rear portion of split-type cylindrical sleeve, it is swollen per adjacent two
It is provided with a swollen film trap between piece, the fixation fixture block on addendum cone is fastened in corresponding swollen film trap, and fixed fixture block is not
Can be protruding in corresponding swollen film trap；When needing described poling guide head being arranged on the end of heat exchanger tube, valve will be divided
Formula cylindrical sleeve is extend into heat exchanger tube, and the front end of split-type cylindrical sleeve and conical head are protruding in heat exchanger tube, is fixed point
Flap-type cylindrical sleeve and rotating cone forming head, addendum cone is set to be moved on whorl brace rod toward conical head direction, by split-type cylindrical sleeve
Swollen strut, until swollen swelling on the inwall of heat exchanger tube；When needs take described poling guide head from heat exchanger tube
When going out, fix split-type cylindrical sleeve and counter-rotating conical head makes addendum cone on whorl brace rod toward the side away from conical head
To movement so that addendum cone no longer extrudes swollen, and swollen will shrink, and poling guide head can be thus taken out from heat exchanger tube.
2. heat exchanger tube poling guide head according to claim 1, it is characterised in that：It is provided with the inner of whorl brace rod
One smooth cylindrical, the outside dimension of smooth cylindrical are not more than the major diameter of thread size of whorl brace rod, smooth cylindrical and taper
Head is connected, and a fixation with whorl brace rod progress screw thread cooperation is fixedly installed in the outer front end of split-type cylindrical sleeve
Nut, fixing nut are set on smooth cylindrical after passing through whorl brace rod.
3. heat exchanger tube poling guide head according to claim 1 or 2, it is characterised in that：Set in the outer end of whorl brace rod
It is equipped with a block.
4. heat exchanger tube poling guide head according to claim 1 or 2, it is characterised in that：Set on the osculum end of addendum cone
There are two outwardly fixation fixture blocks in addendum cone.
5. heat exchanger tube poling guide head according to claim 1 or 2, it is characterised in that：It is provided with conical head some
Through hole, an iron staff is inserted in any one through hole, so as to facilitate rotating cone forming head.
6. heat exchanger tube poling guide head according to claim 1 or 2, it is characterised in that：At the rear portion of split-type cylindrical sleeve
It is formed uniformly six swollen.
7. heat exchanger tube poling guide head according to claim 6, it is characterised in that：Each swollen inner wall belt is tapered,
The taper direction of swollen inwall is consistent with the taper direction of addendum cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711189433.6A CN107717392A (en) | 2017-11-24 | 2017-11-24 | Heat exchanger tube poling guide head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711189433.6A CN107717392A (en) | 2017-11-24 | 2017-11-24 | Heat exchanger tube poling guide head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107717392A true CN107717392A (en) | 2018-02-23 |
Family
ID=61219087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711189433.6A Pending CN107717392A (en) | 2017-11-24 | 2017-11-24 | Heat exchanger tube poling guide head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107717392A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549291A (en) * | 2019-08-01 | 2019-12-10 | 中国第一重型机械集团大连加氢反应器制造有限公司 | pneumatic tensioning type seeker |
| CN112276861A (en) * | 2020-09-30 | 2021-01-29 | 扬中申扬换热设备有限公司 | Pipe penetrating tool |
| CN114654181A (en) * | 2020-12-23 | 2022-06-24 | 航天科工惯性技术有限公司 | Device and method for separating watch core from shell |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4104775A (en) * | 1976-10-12 | 1978-08-08 | Lawless Earl E | Extraction tool |
| IT7926492A0 (en) * | 1978-10-16 | 1979-10-15 | Westinghouse Electric Corp | APPARATUS FOR ACTIVATING AND EXTRACTING A GUIDE MANDREL TO MANDREL TUBE, PARTICULARLY FOR THERMO-NUCLEAR CENTRAL HEAT EXCHANGERS. |
| CN201632815U (en) * | 2009-10-20 | 2010-11-17 | 中国第一重型机械股份公司 | Guide head for inserting tube of heat exchanger |
| CN202752798U (en) * | 2012-06-06 | 2013-02-27 | 中国第一重型机械集团大连加氢反应器制造有限公司 | Guiding device for large-pipe-diameter heat exchanger through pipe |
| CN103395033A (en) * | 2013-07-29 | 2013-11-20 | 张家港化工机械股份有限公司 | Guide head for passing heat exchange tubes |
| CN207564064U (en) * | 2017-11-24 | 2018-07-03 | 张化机（苏州）重装有限公司 | Heat exchanger tube poling guide head |
-
2017
- 2017-11-24 CN CN201711189433.6A patent/CN107717392A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4104775A (en) * | 1976-10-12 | 1978-08-08 | Lawless Earl E | Extraction tool |
| IT7926492A0 (en) * | 1978-10-16 | 1979-10-15 | Westinghouse Electric Corp | APPARATUS FOR ACTIVATING AND EXTRACTING A GUIDE MANDREL TO MANDREL TUBE, PARTICULARLY FOR THERMO-NUCLEAR CENTRAL HEAT EXCHANGERS. |
| CN201632815U (en) * | 2009-10-20 | 2010-11-17 | 中国第一重型机械股份公司 | Guide head for inserting tube of heat exchanger |
| CN202752798U (en) * | 2012-06-06 | 2013-02-27 | 中国第一重型机械集团大连加氢反应器制造有限公司 | Guiding device for large-pipe-diameter heat exchanger through pipe |
| CN103395033A (en) * | 2013-07-29 | 2013-11-20 | 张家港化工机械股份有限公司 | Guide head for passing heat exchange tubes |
| CN207564064U (en) * | 2017-11-24 | 2018-07-03 | 张化机（苏州）重装有限公司 | Heat exchanger tube poling guide head |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549291A (en) * | 2019-08-01 | 2019-12-10 | 中国第一重型机械集团大连加氢反应器制造有限公司 | pneumatic tensioning type seeker |
| CN112276861A (en) * | 2020-09-30 | 2021-01-29 | 扬中申扬换热设备有限公司 | Pipe penetrating tool |
| CN114654181A (en) * | 2020-12-23 | 2022-06-24 | 航天科工惯性技术有限公司 | Device and method for separating watch core from shell |
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