CN103978122B - The expanded-connecting apparatus of a kind of heat-exchange tube and fin - Google Patents
The expanded-connecting apparatus of a kind of heat-exchange tube and fin Download PDFInfo
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- CN103978122B CN103978122B CN201410147062.5A CN201410147062A CN103978122B CN 103978122 B CN103978122 B CN 103978122B CN 201410147062 A CN201410147062 A CN 201410147062A CN 103978122 B CN103978122 B CN 103978122B
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Abstract
The invention provides the expanded-connecting apparatus of a kind of heat-exchange tube and fin, belong to field of mechanical technique.It solving in prior art expanded-connecting apparatus uses air pressure to carry out expanded joint, very easily because poor sealing, causes pressure transient, thus the technical problem such as make expanded joint effect bad.The expanded-connecting apparatus of this heat-exchange tube and fin, comprise workbench and expander roll, workbench is provided with positioning tube, positioning tube one end has opening, the positioning tube other end is fixed with location-plate, the external diameter of expander roll is less than the internal diameter of heat-exchange tube, expander roll one end is fixed with swollen head, the expander roll other end and one can drive its travel mechanism moved axially to be connected, the cross section of swollen head is round table-like, location-plate offers rounded through hole, the aperture of through hole is less than the external diameter of heat-exchange tube and is greater than the external diameter of swollen head away from one end of expander roll.The present invention has the advantage can carrying out expanded joint fast to heat-exchange tube and fin, the stay-in-grade advantage of expanded joint.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of expanded-connecting apparatus, particularly the expanded-connecting apparatus of a kind of heat-exchange tube and fin.
Background technology
Solar energy is converted into heat energy by solar water heater, water is heated to high-temperature from low temperature, wherein heat exchanger is the major part of solar water heater, heat exchanger is made up of heat-exchange tube and fin, and the size that heat-exchange tube and radiating rib contact surface amass directly affects the efficiency of heat exchanger.
Through retrieval, as Chinese patent literature discloses a kind of high-pressure gas tube sheet expanding joint method and apparatus [patent No.: ZL201010522634.5; Authorization Notice No.: CN102059296A].This high-pressure gas tube sheet expanding joint device, the connecting line between compressor and valve is provided with Pressure gauge, and valve, air inlet pipe, seal nipple are connected successively with copper heat exchanger tube; Copper heat exchanger tube is connected to form by the copper heat exchanger tube of U-shaped and straight copper heat exchanger tube; The copper heat exchanger tube of each U-shaped and straight copper heat exchanger tube are connected to form a loop; The multiple aluminous fin of string cover on straight copper heat exchanger tube, form aluminum alloy fin group, aluminous fin keeps vertical with straight copper heat exchanger tube.
Although expanded-connecting apparatus disclosed in this patent can realize the expanded joint of heat exchanger tube and fin to a certain extent, but because this expanded-connecting apparatus uses air pressure exchange heat pipe and fin to carry out expanded joint, very easily because poor sealing, cause pressure transient, thus make expanded joint effect bad.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose the expanded-connecting apparatus of a kind of heat-exchange tube and fin, this expanded-connecting apparatus has can carry out expanded joint to heat-exchange tube and fin, the stay-in-grade feature of expanded joint fast.
Object of the present invention realizes by following technical proposal: the expanded-connecting apparatus of a kind of heat-exchange tube and fin, comprise workbench and expander roll, it is characterized in that, described workbench is provided with positioning tube, described positioning tube one end has opening, the described positioning tube other end is fixed with location-plate, the external diameter of described expander roll is less than the internal diameter of heat-exchange tube, expander roll one end is fixed with swollen head, the expander roll other end and one can drive its travel mechanism moved axially to be connected, the cross section of described swollen head is round table-like, the external diameter of one end of the nearly expander roll of described swollen head rest is less than the external diameter of swollen head away from one end of expander roll, the external diameter of one end of the nearly expander roll of swollen head rest is less than the internal diameter of heat-exchange tube, swollen head is greater than the internal diameter of heat-exchange tube away from the external diameter of one end of expander roll, described location-plate offers rounded through hole, the aperture of described through hole is less than the external diameter of heat-exchange tube and is greater than the external diameter of swollen head away from one end of expander roll.
This heat-exchange tube is as follows with the expanded-connecting apparatus operation principle of fin, heat-exchange tube and fin are put in positioning tube by operating personnel, location-plate is utilized to position heat-exchange tube and fin, operating personnel rotate heat-exchange tube makes the through hole on heat-exchange tube and location-plate align with fin, by expander roll successively through heat-exchange tube and location-plate, expander roll is driven to move to the direction away from positioning tube together by travel mechanism, expander roll drives swollen first and moves to the direction away from positioning tube, thus make swollen head progress in heat-exchange tube, swollen head compresses axially heat-exchange tube and fin, heat-exchange tube is fully contacted with fin, heat-exchange tube and fin are fixed together.
Described travel mechanism comprises motor, screw mandrel, nut, bearing one and connecting plate, described motor is fixed on above-mentioned workbench, the two ends of described screw mandrel are all by axial restraint and the circumference mode of rotating is fixing on the table, the output shaft of described motor is connected with described screw mandrel by drive mechanism, described nut thread is connected on screw mandrel, described bearing one is set in outside nut, and bearing one inner ring and nut fix, described connecting plate is fixed on bearing one outer ring place, and above-mentioned expander roll is fixed on connecting plate.
When needs carry out expanded joint, connect the power supply of motor, the output shaft of motor is rotated forward, the output shaft of motor drives screw mandrel to rotate forward together by drive mechanism, screw mandrel drives nut to move to the direction away from positioning tube, nut band dynamic bearing rises one by one and moves to the direction away from positioning tube, and bearing one drives connecting plate to move to the direction away from positioning tube together; The two ends of screw mandrel are fixed with clutch shaft bearing and the second bearing respectively, the inner ring of clutch shaft bearing and the inner ring of the second bearing are separately fixed at the two ends of screw mandrel, and the outer ring of clutch shaft bearing and the outer ring of the second bearing are fixed on the table respectively by clutch shaft bearing seat and the second bearing block.
Alternatively situation, described travel mechanism comprises cylinder and connecting plate, and the cylinder body of described cylinder is fixed on above-mentioned workbench, and piston rod and the connecting plate of described cylinder fix, and above-mentioned expander roll is fixed on connecting plate.
When needs carry out expanded joint, the piston rod of control cylinder, makes the piston rod of cylinder move to the direction away from positioning tube, and the piston rod of cylinder drives connecting plate to move to the direction away from positioning tube together.
Described drive mechanism comprises decelerator, driving gear and driven gear, and the input of described decelerator is connected by shaft coupling with the output shaft of above-mentioned motor, and driving gear is fixed on the output of described decelerator, and driven gear is fixed on screw mandrel.
When needs carry out expanded joint, connect the power supply of motor, the output shaft of motor is rotated forward, the output shaft of motor drives the input of decelerator to rotate forward together by shaft coupling, the output of decelerator drives driving gear to rotate forward together, driving gear drives driven gear to rotate forward together, and driven gear drives screw mandrel to rotate forward together.
Described connecting plate offers connecting hole, and described expander roll one end has external screw thread, and described expander roll is connected with a nut through connecting hole.
End had externally threaded expander roll successively through heat-exchange tube, location-plate and connecting plate, nut is utilized to be fixed on connecting plate by expander roll, guarantee that connecting plate can drive expander roll to move axially together, simultaneously expander roll also fast demountable, be convenient to the expanded joint of next group heat-exchange tube and fin.
The end face of described swollen head is fixed with a locating dowel, described locating dowel has external screw thread, and described expander roll end face offers the female locating hole of tool, described locating dowel is threaded in locating hole.
Swollen head is threaded onto in the locating hole of expander roll by locating dowel, can facilitate the dismounting of swollen head.
Described connecting plate is also provided with auxiliary body, described auxiliary body comprises guide rail, auxiliary rod one, auxiliary rod two, bearing two and bearing three, one end of described auxiliary rod one and one end of auxiliary rod two are separately fixed at the both sides place of connecting plate, guide rail is fixing on the table, auxiliary rod one is horizontally disposed with auxiliary rod two and all vertical with the length direction of guide rail, the other end of described auxiliary rod one is fixed on the inner ring place of bearing two, the other end of described auxiliary rod two is fixed on the inner ring place of bearing three, the outer ring of described bearing two and the outer ring of bearing three contact with guide rail lateral surface respectively.
When connecting plate moves, connecting plate drives auxiliary rod one to move together with auxiliary rod two, auxiliary rod one and auxiliary rod two are with dynamic bearing two to move together with bearing three respectively, and back rotation can be carried out in the outer ring of bearing two and bearing three on guide rail, can guarantee that connecting plate moves more steady, reliable.
Described connecting plate side offers the female installing hole one of tool, described connecting plate opposite side offers the female installing hole two of tool, described installing hole one and installing hole two stagger mutually, the hole heart of installing hole one and the hole heart of installing hole two are on sustained height, the end of above-mentioned auxiliary rod one has external screw thread, the mode that described auxiliary rod one is threaded connection is connected in installing hole one, the end of above-mentioned auxiliary rod two has external screw thread, and the mode that described auxiliary rod two is threaded connection is connected in installing hole two.
In the installing hole one that auxiliary rod one and auxiliary rod two are fixed on connecting plate respectively by screw thread and installing hole two, auxiliary rod one and auxiliary rod two fast demountable.
Compared with prior art, this heat-exchange tube has the following advantages with the expanded-connecting apparatus of fin:
1, the present invention adopts driven by motor expander roll to move axially, and realize the stable expanded joint to heat-exchange tube and fin, efficiency is high.
2, the cross section of swollen head is round table-like, the external diameter of one end of the nearly expander roll of swollen head rest is less than the internal diameter of heat-exchange tube, swollen head is greater than the internal diameter of heat-exchange tube away from the external diameter of one end of expander roll, adopt this structure, the contact surface that heat-exchange tube and fin can be made to realize 360 ° contacts completely, and heat exchange efficiency is high, rational in infrastructure; Expander roll can be made convenient through in heat-exchange tube, simple to operate.
3, the both sides of connecting plate are fixed with auxiliary rod one and auxiliary rod two, auxiliary rod one and auxiliary rod two be fixed with bearing two and bearing three respectively, adopt this structure, connecting plate can be made to move axially more steady, thus swollen head is to each position of heat-exchange tube and fin all evenly expanded joint, expanded joint is effective.
4, swollen head is threaded connection in the locating hole of expander roll, and the swollen head of fast demountable different model, easy accessibility, versatility are high.
5, expander roll is fixed on connecting plate by nut, adopts this structure expander roll fast demountable, is convenient to the expanded joint of next group heat-exchange tube and fin, easy accessibility.
Reduce the rotating speed of screw mandrel when 6, adopting decelerator to make motor speed constant, thus it is more steady that expander roll is moved, expanded joint is stable, reliable.
7, in auxiliary rod one and auxiliary rod two installing hole one that is fixed on connecting plate respectively by screw thread and installing hole two, auxiliary rod one and auxiliary rod two fast demountable, easy accessibility.
Accompanying drawing explanation
Fig. 1 is expanded-connecting apparatus embodiment one perspective view of this heat-exchange tube and fin.
Fig. 2 is this heat-exchange tube and drive mechanism planar structure schematic diagram in the expanded-connecting apparatus of fin.
Fig. 3 is this heat-exchange tube and expander roll and swollen head plane structural representation in the expanded-connecting apparatus of fin.
Fig. 4 is this heat-exchange tube and fin perspective view.
Fig. 5 is expanded-connecting apparatus embodiment two perspective view of this heat-exchange tube and fin.
In figure, 1, motor; 2, clutch shaft bearing seat; 3, screw mandrel; 4, guide rail; 5, connecting plate; 6, expander roll; 7, location-plate; 8, positioning tube; 9, the second bearing block; 10, nut; 11, bearing one; 12, bearing two; 13, auxiliary rod one; 14, workbench; 15, driving gear; 16, driven gear; 17, shaft coupling; 18, decelerator; 19, swollen head; 20, locating dowel; 21, heat-exchange tube; 22, fin; 23, cylinder.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
Embodiment one:
As shown in Fig. 1, Fig. 3, Fig. 4, this heat-exchange tube and the expanded-connecting apparatus of fin, comprise workbench 14 and expander roll 6, and the material of expander roll 6 adopts stainless steel; Workbench 14 is provided with positioning tube 8, positioning tube 8 adopts the side being bolted to workbench 14; Positioning tube 8 one end has opening, and positioning tube 8 other end is fixed with location-plate 7, and the external diameter of expander roll 6 is less than the internal diameter of heat-exchange tube 21, is convenient to expander roll 6 through in heat-exchange tube 21; Expander roll 6 one end is fixed with swollen 19, and expander roll 6 other end and can drive its travel mechanism moved axially to be connected, and the cross section of swollen 19 is round table-like, and the material of swollen 19 adopts stainless steel, can guarantee that swollen 19 has longer service life; Swollen 19 external diameter near one end of expander roll 6 is less than swollen 19 external diameter away from one end of expander roll 6, and swollen 19 can be made progressively to compress axially heat-exchange tube 21; Swollen 19 external diameter near one end of expander roll 6 is less than the internal diameter of heat-exchange tube 21, swollen 19 external diameter away from one end of expander roll 6 is greater than the internal diameter of heat-exchange tube 21, guarantees that swollen 19 pairs of heat-exchange tubes 21 fully contact with fin 22 with heat-exchange tube 21 during fin 22 expanded joint; Location-plate 7 offers rounded through hole, the aperture of through hole is less than the external diameter of heat-exchange tube 21 and is greater than swollen 19 external diameter away from one end of expander roll 6, expander roll 6 can be made to pass from the through hole location-plate 7, and heat-exchange tube 21 can not pass from the through hole location-plate 7, adopt this structure can position with location-plate 7 pairs of heat-exchange tubes 21 and fin 22, location is reliable.
As shown in Figure 1, travel mechanism comprises motor 1, screw mandrel 3, nut 10, bearing 1 and connecting plate 5, and motor 1 is fixed on above-mentioned workbench 14, and motor 1 adopts and is bolted on workbench 14; The two ends of screw mandrel 3 are all by axial restraint and the mode that circumference is rotated is fixed on workbench 14, the two ends of screw mandrel 3 are fixed with clutch shaft bearing and the second bearing respectively, the inner ring of clutch shaft bearing and the inner ring of the second bearing are separately fixed at the two ends of screw mandrel 3, and the outer ring of clutch shaft bearing and the outer ring of the second bearing are fixed on workbench 14 respectively by clutch shaft bearing seat 2 and the second bearing block 9; The output shaft of motor 1 is connected with screw mandrel 3 by drive mechanism, nut 10 is threaded on screw mandrel 3, bearing 1 is set in outside nut 10, and bearing 1 inner ring and nut 10 fix, the inner ring of bearing 1 and the cooperation of nut 10 belong to interference fits, guarantee that nut 10 can be with dynamic bearing 1 to move axially together; Connecting plate 5 is fixed on bearing 1 outer ring place, and connecting plate 5 is fixed on bearing 1 outer ring place by welding manner, guarantees that bearing 1 can drive connecting plate 5 to move together; Expander roll 6 is fixed on connecting plate 5.
As shown in Figure 1 and Figure 2, drive mechanism comprises decelerator 18, driving gear 15 and driven gear 16, and decelerator 18 can buy two stage reducer on market; The input of decelerator 18 is connected by shaft coupling 17 with the output shaft of motor 1, driving gear 15 is fixed on the output of decelerator 18, driving gear 15 is connected to the output of decelerator 18 by key, guarantees that the output of decelerator 18 can drive driving gear 15 to rotate together; Driven gear 16 is fixed on screw mandrel 3, and driven gear 16 is connected on screw mandrel 3 by key, guarantees that driven gear 16 can drive screw mandrel 3 to rotate together.
As shown in Figure 3, connecting plate 5 offers connecting hole, expander roll 6 one end has external screw thread, and expander roll 6 is connected with a nut through connecting hole, utilizes nut to be fixed on connecting plate 5 by expander roll 6, guarantees that connecting plate 5 can drive expander roll 6 to move axially together.
As shown in Figure 1 and Figure 2, the end face of swollen 19 is fixed with a locating dowel 20, locating dowel 20 adopts the mode of welding to be fixed on the end face of swollen 19; Locating dowel 20 has external screw thread, and expander roll 6 end face offers the female locating hole of tool, locating dowel 20 is threaded in locating hole, and swollen 19 is threaded onto in the locating hole of expander roll 6 by locating dowel 20, can facilitates the dismounting of swollen 19.
As shown in Figure 1, connecting plate 5 is also provided with auxiliary body, auxiliary body comprises guide rail 4, auxiliary rod 1, auxiliary rod two, bearing 2 12 and bearing three, one end of auxiliary rod 1 and auxiliary rod two is separately fixed at the both sides of connecting plate 5, and one end of auxiliary rod 1 and auxiliary rod two is fixed on the both sides of connecting plate 5 respectively by the mode of welding; Guide rail 4 is fixed on workbench 14, and guide rail 4 is bolted on workbench 14; Auxiliary rod 1 is horizontally disposed with auxiliary rod two and all vertical with the length direction of guide rail 4, the other end of auxiliary rod 1 and auxiliary rod two is fixed with bearing 2 12 and bearing three respectively, the outer ring of bearing 2 12 and bearing three contacts with guide rail 4 lateral surface respectively, auxiliary rod 1 and auxiliary rod two are separately fixed at the inner ring place of bearing 2 12 and bearing three, and the inner ring of bearing 2 12 and bearing three is fixed on auxiliary rod 1 and auxiliary rod two respectively by the mode of welding.
As shown in Figure 1, connecting plate 5 side offers the female installing hole one of tool, connecting plate 5 opposite side offers the female installing hole two of tool, installing hole one and installing hole two stagger mutually, the hole heart of installing hole one and the hole heart of installing hole two are on sustained height, the end of auxiliary rod 1 has external screw thread, the mode that auxiliary rod 1 is threaded connection is connected in installing hole one, the end of auxiliary rod two has external screw thread, the mode that auxiliary rod two is threaded connection is connected in installing hole two, adopt this structure, the fast assembling-disassembling of auxiliary rod 1 and auxiliary rod two can be convenient to.
This heat-exchange tube is as follows with the expanded-connecting apparatus operation principle of fin, heat-exchange tube 21 and fin 22 are put in positioning tube 8 by operating personnel, location-plate 7 pairs of heat-exchange tubes 21 and fin 22 is utilized to position, operating personnel rotate heat-exchange tube 21 makes the through hole on heat-exchange tube 21 and location-plate 7 align with fin 22, be threaded onto in the locating hole of expander roll 6 by locating dowel 20 for swollen 19, expander roll 6 end had externally threaded one end successively through heat-exchange tube 21, location-plate 7 and connecting plate 5, nut is utilized to be fixed on connecting plate 5 by expander roll 6, connect the power supply of motor 1, the output shaft of motor 1 is rotated forward, the output shaft of motor 1 drives the input of decelerator 18 to rotate forward together by shaft coupling 17, the output of decelerator 18 drives driving gear 15 to rotate forward together, driving gear 15 drives driven gear 16 to rotate forward together, driven gear 16 drives screw mandrel 3 to rotate forward together, screw mandrel 3 drives nut 10 to move to the direction away from positioning tube 8, nut 10 moves to the direction away from positioning tube 8 together with dynamic bearing 1, bearing 1 drives connecting plate 5 to move to the direction away from positioning tube 8 together, connecting plate 5 drives expander roll 6 to move to the direction away from positioning tube 8 together, expander roll 6 drives swollen 19 pairs of heat-exchange tubes 21 and fin 22 to carry out expanded joint, heat-exchange tube 21 is fully contacted with fin 22, heat-exchange tube 21 and fin 22 are fixed together.
Embodiment two:
Content in the present embodiment two is roughly identical with the content in embodiment one, difference is that the travel mechanism in embodiment one comprises motor 1, screw mandrel 3, nut 10, bearing 1 and connecting plate 5, motor 1 is fixed on workbench 14, the two ends of screw mandrel 3 are all by axial restraint and the mode that circumference is rotated is fixed on workbench 14, the output shaft of motor 1 is connected with screw mandrel 3 by drive mechanism, nut 10 is threaded on screw mandrel 3, bearing 1 is set in outside nut 10, and bearing 1 inner ring and nut 10 fix, connecting plate 5 is fixed on bearing 1 outer ring place, expander roll 6 is fixed on connecting plate 5, drive mechanism comprises decelerator 18, driving gear 15 and driven gear 16, the input of decelerator 18 is connected by shaft coupling 17 with the output shaft of motor 1, driving gear 15 is fixed on the output of decelerator 18, driven gear 16 is fixed on screw mandrel 3, and in the present embodiment two, as shown in Figure 5, travel mechanism comprises cylinder 23 and connecting plate 5, the cylinder body of cylinder 23 is fixed on workbench 14, and cylinder 23 piston rod and connecting plate 5 fix, and expander roll 6 is fixed on connecting plate 5.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (5)
1. the expanded-connecting apparatus of a heat-exchange tube and fin, comprise workbench (14) and expander roll (6), it is characterized in that, described workbench (14) is provided with positioning tube (8), positioning tube (8) adopts the side being bolted to workbench (14), described positioning tube (8) one end has opening, described positioning tube (8) other end is fixed with location-plate (7), the external diameter of described expander roll (6) is less than the internal diameter of heat-exchange tube (21), expander roll (6) one end is fixed with swollen head (19), the material of swollen head (19) adopts stainless steel, expander roll (6) other end and one can drive its travel mechanism moved axially to be connected, the cross section of described swollen head (19) is round table-like, the external diameter of described swollen head (19) near one end of expander roll (6) is less than the external diameter of swollen head (19) away from one end of expander roll (6), the external diameter of swollen head (19) near one end of expander roll (6) is less than the internal diameter of heat-exchange tube (21), swollen head (19) is greater than the internal diameter of heat-exchange tube (21) away from the external diameter of one end of expander roll (6), (7) offer rounded through hole with described location-plate, the aperture of described through hole is less than the external diameter of heat-exchange tube (21) and is greater than the external diameter of swollen head (19) away from one end of expander roll (6), described travel mechanism comprises motor (1), screw mandrel (3), nut (10), bearing one (11) and connecting plate (5), described motor (1) is fixed on above-mentioned workbench (14), the two ends of described screw mandrel (3) are all by axial restraint and the mode that circumference is rotated is fixed on workbench (14), the output shaft of described motor (1) is connected with described screw mandrel (3) by drive mechanism, described nut (10) is threaded on screw mandrel (3), described bearing one (11) is set in nut (10) outward, and bearing one (11) inner ring and nut (10) fix, described connecting plate (5) is fixed on bearing one (11) outer ring place, above-mentioned expander roll (6) is fixed on connecting plate (5), described connecting plate (5) is also provided with auxiliary body, described auxiliary body comprises guide rail (4), auxiliary rod one (13), auxiliary rod two, bearing two (12) and bearing three, described auxiliary rod one (13) and one end of auxiliary rod two are separately fixed at the both sides of connecting plate (5), guide rail (4) is fixed on workbench (14), auxiliary rod one (13) is horizontally disposed with auxiliary rod two and all vertical with the length direction of guide rail (4), described auxiliary rod one (13) and the other end of auxiliary rod two are fixed with bearing two (12) and bearing three respectively, described bearing two (12) and the outer ring of bearing three contact with guide rail (4) lateral surface respectively, described auxiliary rod one (13) and auxiliary rod two are the inner ring place being fixed on bearing two (12) and bearing three respectively.
2. according to the expanded-connecting apparatus of heat-exchange tube according to claim 1 and fin, it is characterized in that, described drive mechanism comprises decelerator (18), driving gear (15) and driven gear (16), the input of described decelerator (18) is connected by shaft coupling (17) with the output shaft of above-mentioned motor (1), driving gear (15) is fixed on the output of described decelerator (18), and driven gear (16) is fixed on screw mandrel (3).
3. according to the expanded-connecting apparatus of heat-exchange tube according to claim 1 (21) with fin (22), it is characterized in that, described connecting plate (5) offers connecting hole, described expander roll (6) one end has external screw thread, and described expander roll (6) is connected with a nut through connecting hole.
4. according to the expanded-connecting apparatus of heat-exchange tube according to claim 1 and fin, it is characterized in that, the end face of described swollen head (19) is fixed with a locating dowel (20), described locating dowel (20) has external screw thread, described expander roll (6) end face offers the female locating hole of tool, and described locating dowel (20) is threaded in locating hole.
5. according to the expanded-connecting apparatus of heat-exchange tube according to claim 1 and fin, it is characterized in that, described connecting plate (5) side offers the female installing hole one of tool, described connecting plate (5) opposite side offers the female installing hole two of tool, described installing hole one and installing hole two stagger mutually, the hole heart of installing hole one and the hole heart of installing hole two are on sustained height, the end of above-mentioned auxiliary rod one (13) has external screw thread, the mode that described auxiliary rod one (13) is threaded connection is connected in installing hole one, the end of above-mentioned auxiliary rod two has external screw thread, the mode that described auxiliary rod two is threaded connection is connected in installing hole two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410147062.5A CN103978122B (en) | 2014-04-14 | 2014-04-14 | The expanded-connecting apparatus of a kind of heat-exchange tube and fin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410147062.5A CN103978122B (en) | 2014-04-14 | 2014-04-14 | The expanded-connecting apparatus of a kind of heat-exchange tube and fin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103978122A CN103978122A (en) | 2014-08-13 |
| CN103978122B true CN103978122B (en) | 2016-01-20 |
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| CN201410147062.5A Expired - Fee Related CN103978122B (en) | 2014-04-14 | 2014-04-14 | The expanded-connecting apparatus of a kind of heat-exchange tube and fin |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2187080Y (en) * | 1993-11-04 | 1995-01-11 | 王剑波 | Pipe-expanding mandrel |
| US5533251A (en) * | 1993-05-18 | 1996-07-09 | Vetter; Klaus-Dieter | Automatic hairpinlacing apparatus |
| CN1522810A (en) * | 2003-02-20 | 2004-08-25 | 三菱电机株式会社 | Expanding apparatus for heat exchange pipe |
| JP2008100269A (en) * | 2006-10-20 | 2008-05-01 | Mitsubishi Electric Corp | Tube expander |
| CN201519916U (en) * | 2009-09-30 | 2010-07-07 | 芜湖新传机械制造有限公司 | Tooling for heat radiating core components |
| CN102397957A (en) * | 2011-11-21 | 2012-04-04 | 南通瑞尔实业有限公司 | Pull expanding machine for fixed cooler core |
| CN203751189U (en) * | 2014-04-14 | 2014-08-06 | 嘉兴恒日太阳能科技有限公司 | Expansion connecting device of heat exchanging tube and radiating fin |
-
2014
- 2014-04-14 CN CN201410147062.5A patent/CN103978122B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5533251A (en) * | 1993-05-18 | 1996-07-09 | Vetter; Klaus-Dieter | Automatic hairpinlacing apparatus |
| CN2187080Y (en) * | 1993-11-04 | 1995-01-11 | 王剑波 | Pipe-expanding mandrel |
| CN1522810A (en) * | 2003-02-20 | 2004-08-25 | 三菱电机株式会社 | Expanding apparatus for heat exchange pipe |
| JP2008100269A (en) * | 2006-10-20 | 2008-05-01 | Mitsubishi Electric Corp | Tube expander |
| CN201519916U (en) * | 2009-09-30 | 2010-07-07 | 芜湖新传机械制造有限公司 | Tooling for heat radiating core components |
| CN102397957A (en) * | 2011-11-21 | 2012-04-04 | 南通瑞尔实业有限公司 | Pull expanding machine for fixed cooler core |
| CN203751189U (en) * | 2014-04-14 | 2014-08-06 | 嘉兴恒日太阳能科技有限公司 | Expansion connecting device of heat exchanging tube and radiating fin |
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| Publication number | Publication date |
|---|---|
| CN103978122A (en) | 2014-08-13 |
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