CN104121271A - Heat-conduction motor shaft - Google Patents
Heat-conduction motor shaft Download PDFInfo
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- CN104121271A CN104121271A CN201310152991.0A CN201310152991A CN104121271A CN 104121271 A CN104121271 A CN 104121271A CN 201310152991 A CN201310152991 A CN 201310152991A CN 104121271 A CN104121271 A CN 104121271A
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- sealed chamber
- heat
- heat conduction
- shaft part
- motor shaft
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Abstract
The invention discloses a heat-conduction motor shaft. The heat-conduction motor shaft comprises a main body shaft section, a heat-conduction shaft section, a heat radiation shaft section and a reflowing pipe, wherein one end of the heat-conduction shaft section is connected with the main body shaft section and is internally provided with a first sealed chamber; the first sealed chamber is internally filled with phase-change working media; the heat radiation shaft section is connected with the other end of the heat-conduction shaft section and is internally provided with a second sealed chamber communicated with the first sealed chamber; the reflowing pipe is mounted in the first sealed chamber and the second sealed chamber. The heat-conduction motor shaft disclosed by the invention can be used for conducting heat generated by a motor shaft during operation in time so that the rapid heat radiation is realized; a motor can work stably for long time and the service life of the motor shaft is prolonged; repeated heat conduction and heat radiation can be realized through reflowing of phase-change liquid which is subjected to heat radiation and condensation, so that the working efficiency of the motor shaft is greatly improved.
Description
Technical field
The present invention relates to component of machine manufacturing technology field, relate in particular to a kind of heat conduction motor shaft.
Background technique
Axle, as a kind of mechanical parts, is widely used in the technical fields such as machining and manufacture.Existing high-power electric arbor is generally made by high-intensity alloyed steel or carbon steel etc., when work, there is the problem that occurs heating because of high speed rotating, and the material properties of axle itself and elongated structure thereof are unfavorable for heat derivation, thereby affect the long-time stable operation of motor, of long duration also can affect the working life of motor shaft.While working with regard to motor shaft, because the measure of radiating treatment effective technology is carried out in heating, not also too desirable at present.
Summary of the invention
For overcoming above-mentioned the deficiencies in the prior art, the invention provides a kind of heat conduction motor shaft, the heat producing when it can be worked motor shaft in time conducts, and realizes quick heat radiating, guaranteed that motor can work long-term and stably, extended the working life of motor shaft; Dispelling the heat, condensed phase-change liquid can be realized repeatedly through refluxing, heat conduction and heat radiation repeatedly, has greatly improved the working efficiency of motor shaft.
For realizing above-mentioned purpose of the present invention, heat conduction motor shaft of the present invention comprises: main body shaft part; The heat conduction shaft part that one end is connected with main body shaft part, offers the first sealed chamber in it, described the first sealed chamber inside is marked with phase-change working substance; With the heat radiation shaft part that the heat conduction shaft part the other end is connected, in it, offer the second sealed chamber being connected with the first sealed chamber; And be arranged on the reflow pipe in the first sealed chamber and the second sealed chamber.
Further, between described heat conduction shaft part and described heat radiation shaft part, be provided with joint, in described joint, offer San sealed chamber; Wherein said the first sealed chamber and described the second sealed chamber are realized and being communicated with by described San sealed chamber.
Preferably, described heat radiation shaft part comprises: heat dissipation plate; Be arranged on the radiating fin on heat dissipation plate.
Especially, described radiating fin is parallel type setting or is divergence expression setting on described heat dissipation plate.
Preferably, an opening end of described reflow pipe is arranged in described the first sealed chamber, another opening end is arranged on the outer edge of described the second sealed chamber, so that the liquid of condensation flows back in the first sealed chamber by reflow pipe under the effect of centrifugal force and impact force, and send forth on the heating face of heat conduction shaft part and main body shaft part joint.
Further, heat conduction motor shaft of the present invention also comprises: be opened in the opening slot of described main body shaft part and described heat conduction shaft part joint, or be arranged on the some heat-conducting blocks between described main body shaft part and described heat conduction shaft part, which is provided with through hole.Opening slot and heat-conducting block all can increase the heating section additional issue area of main body shaft part and heat conduction shaft part joint, are beneficial to conduction heat.
Preferably, phase-change working substance of the present invention is steam and/or ammonia steam.
Preferably, of the present invention being connected to welded or one connection.
Compared with prior art, tool of the present invention has the following advantages:
1) heat conduction motor shaft of the present invention by connecting heat conduction shaft part and heat radiation shaft part on main body shaft part, and in heat conduction shaft part and in heat radiation shaft part, offer the first sealed chamber and the second sealed chamber respectively, make the phase-change working substance being infused in the first sealed chamber from liquid state, become gaseous state after being heated, in time, continuously the heat of generation being sent to heat radiation shaft part dispels the heat, whole heat radiation process has adopted Transformation Principle simultaneously, makes motor shaft have the high capacity of heat transmission and heat dissipation potential;
2) the present invention by installing reflow pipe in the first sealed chamber and the second sealed chamber, two opening ends of reflow pipe are arranged at respectively in the first sealed chamber and the outer edge of the second sealed chamber, the liquid of condensation under the effect of centrifugal force and impact force in reflow pipe flows back to the first sealed chamber, and send forth on the heating face of heat conduction shaft part and main body shaft part joint, repeatedly repeatedly, recycle, greatly improved the working efficiency of motor shaft;
3) the present invention is provided with some radiating fin on the heat dissipation plate of heat radiation shaft part, and the surface area of increase can play good radiating effect; Between main body shaft part and heat conduction shaft part, offer opening slot or some heat-conducting blocks that are provided with through hole are installed, the porous thermal conductive piece of the surface area of increase and installation can play efficient conductive force;
4) heat conduction of heat conduction motor shaft of the present invention, heat dissipation design principle advanced person, product is easy to use, has high market using value.
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Accompanying drawing explanation
Fig. 1 is the structural representation of heat conduction motor shaft of the present invention.
Description of reference numerals: 1-main body shaft part; 2-heat conduction shaft part; 21-the first sealed chamber; The 3-shaft part that dispels the heat; 31-the second sealed chamber; 311-outward edge; 32-heat dissipation plate; 33-radiating fin; 4-reflow pipe; 5-phase-change working substance; 6-joint; 61-San sealed chamber.
Embodiment
As shown in Figure 1, heat conduction motor shaft of the present invention comprises: main body shaft part 1; The heat conduction shaft part 2 that one end is connected with main body shaft part 1, heat conduction shaft part 2 inside offer the first sealed chamber 21, and the first sealed chamber 21 inside are vacuumized to rear injection phase-change working substance 5, and phase-change working substance 5 can be preferably steam and/or ammonia steam; Be connected with heat radiation shaft part 3 with heat conduction shaft part 2 the other ends, heat radiation shaft part 3 inside offer the second sealed chamber 31 being connected with the first sealed chamber 21; And be arranged on the reflow pipe 4 in the first sealed chamber 21 and the second sealed chamber 31.
Particularly, the first sealed chamber 21 and the second sealed chamber 31 can directly be communicated with, or between heat conduction shaft part 2 and heat radiation shaft part 3, joint 6 is set, in joint 6 inside, offer San sealed chamber 61, two ends are connected with the second sealed chamber 31 with the first sealed chamber 21 respectively, and the first sealed chamber 21 and the second sealed chamber 31 are realized and being communicated with by San sealed chamber 61.Heat radiation shaft part 3 comprises: heat dissipation plate 32, on heat dissipation plate 32, be provided with and can rotate radiating fin 33 with motor shaft, the mode that radiating fin 33 can connect by welding or one is connected with heat dissipation plate 32, the presentation mode of radiating fin 33 on heat dissipation plate 32 can have various, such as being parallel type, (not shown) being set or being divergence expression setting.
In Fig. 1, an opening end of reflow pipe 4 is arranged in the first sealed chamber 21, another opening end is arranged on outward edge 311 places of the second sealed chamber 31, after phase-change working substance 5 its outer edges 311 places liquefaction are cooling, condensed fluid by under the percussion of centrifugal force in reflow pipe 4 flows back to the first sealed chamber 21, and send forth on the heating face of heat conduction shaft part 2 and main body shaft part 1 joint, so repeatedly repeatedly, recycle.Certainly, the mounting type of reflow pipe 4 is not limited to this, can also in the first sealed chamber 21, the second sealed chamber 31 and San sealed chamber 61, offer the spiral chute of a connection, and reflow pipe 4 is placed in it.No matter be in which kind of mode to install, reflow pipe 4 is to have constant weight or be fixed with counterweight member, motor shaft reflow pipe 4 when horizontal positioned is not rotated with motor shaft, when motor shaft is vertically placed, can, by using magnetic means that reflow pipe 4 is fixing, it not rotated with motor shaft.
In addition, for playing better heat-conducting effect, in the joint of main body shaft part 1 and heat conduction shaft part 2, offer opening slot (not shown) or some heat-conducting block (not shown)s that are provided with through hole are installed, heat-conducting block can preferably be made by porous metals, by surface area and the good metallic material of thermal conductivity increasing, plays efficient conductive force.
Consider that the present invention has heat conduction, heat dissipation characteristics, the annexation between all parts of heat conduction motor shaft can realize by welding, and also can be made into integral type.
The present invention is by the heat conduction with phase change mode of phase-change working substance 5, the heat that motor shaft is produced exports on heat dissipation plate 32 with the very little temperature difference, by radiating fin 33, distributed again, its specific works process is: in motor shaft work, after phase-change working substance 5 is heated in the interior evaporation of the first sealed chamber 21, enter San sealed chamber 61, now San sealed chamber 61 internal pressures increase, steam enters the second sealed chamber 31 under the effect of pressure difference, and cover the chamber wall of whole the second sealed chamber 31, heat distributes through heat dissipation plate 32 and radiating fin 33, now phase-change working substance 5 steam are in the 31 inwall condensations of the second sealed chamber, the liquid phase-change working medium 5 of condensation is dirty in outward edge 311 places in the effect of centrifugal force, liquid phase-change working medium 5 acts on static reflow pipe 4, under the effect of surge pressure, be back in the first sealed chamber 21 and send forth on first sealed chamber's 21 inwalls of heating, thereby complete a complete heat conduction, the process that heat radiation and phase-change working substance 5 reflux.The liquid phase-change working medium 5 flowing back to can repeat above-mentioned circulation, repeatedly, Reusability, has greatly improved the working efficiency of motor shaft.
Heat conduction motor shaft of the present invention by connecting heat conduction shaft part 2 and heat radiation shaft part 3 on main body shaft part 1, and in heat conduction shaft part 2 and in heat radiation shaft part 3, offer the first sealed chamber 21 and the second sealed chamber 31 respectively, make the phase-change working substance 5 being infused in the first sealed chamber 21 from liquid state, become gaseous state after being heated, in time, continuously the heat of generation being sent to heat radiation shaft part 3 dispels the heat, whole heat radiation process has adopted Transformation Principle simultaneously, makes motor shaft have the high capacity of heat transmission and heat dissipation potential; By at the interior installation reflow pipe 4 of the first sealed chamber 21 and the second sealed chamber 31, two opening ends of reflow pipe 4 are separately positioned in the first sealed chamber 21 and the outer edge of the second sealed chamber 31, the liquid of condensation under the effect of centrifugal force and impact force in reflow pipe 4 flows back to the first sealed chamber 21, and send forth on the heating face of heat conduction shaft part 2 and main body shaft part 1 joint, repeatedly repeatedly, recycle, greatly improved the working efficiency of motor shaft; By some radiating fin 33 being installed on the heat dissipation plate 32 at heat radiation shaft part 3, the surface area of increase can play good radiating effect; Between main body shaft part 1 and heat conduction shaft part 2, offer opening slot or some heat-conducting blocks that are provided with through hole are installed, the porous thermal conductive piece of the surface area of increase and installation can play efficient conductive force; In addition, the heat conduction of heat conduction motor shaft of the present invention, heat dissipation design principle advanced person, product is easy to use, has high market using value.
Although above the present invention is explained in detail; but the invention is not restricted to this; the interior perhaps principle that those skilled in the art can record according to the present invention is modified; therefore the various modifications that, all interior perhaps principles of recording according to the present invention are carried out all should be understood to fall into protection scope of the present invention.
Claims (9)
1. a heat conduction motor shaft, is characterized in that, comprising:
Main body shaft part;
The heat conduction shaft part that one end is connected with main body shaft part, offers the first sealed chamber in it, described the first sealed chamber inside is marked with phase-change working substance;
With the heat radiation shaft part that the heat conduction shaft part the other end is connected, in it, offer the second sealed chamber being connected with the first sealed chamber; And
Be arranged on the reflow pipe in the first sealed chamber and the second sealed chamber.
2. heat conduction motor shaft according to claim 1, is characterized in that, between described heat conduction shaft part and described heat radiation shaft part, is provided with joint, offers San sealed chamber in described joint; Wherein
Described the first sealed chamber and described the second sealed chamber are realized and being communicated with by described San sealed chamber.
3. heat conduction motor shaft according to claim 2, is characterized in that, described heat radiation shaft part comprises:
Heat dissipation plate;
Be arranged on the radiating fin on heat dissipation plate.
4. heat conduction motor shaft according to claim 3, is characterized in that, described radiating fin is parallel type setting or is divergence expression setting on described heat dissipation plate.
5. heat conduction motor shaft according to claim 2, is characterized in that, an opening end of described reflow pipe is arranged in described the first sealed chamber, and another opening end is arranged on the outer edge of described the second sealed chamber.
6. heat conduction motor shaft according to claim 2, is characterized in that, also comprises:
Be opened in the opening slot of described main body shaft part and described heat conduction shaft part joint.
7. heat conduction motor shaft according to claim 2, is characterized in that, also comprises:
Be arranged on the some heat-conducting blocks between described main body shaft part and described heat conduction shaft part, which is provided with through hole.
8. heat conduction motor shaft according to claim 2, is characterized in that, described phase-change working substance is steam and/or ammonia steam.
9. according to the heat conduction motor shaft described in claim 1～8 any one, it is characterized in that, described in be connected to welding or one connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310152991.0A CN104121271A (en) | 2013-04-27 | 2013-04-27 | Heat-conduction motor shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310152991.0A CN104121271A (en) | 2013-04-27 | 2013-04-27 | Heat-conduction motor shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104121271A true CN104121271A (en) | 2014-10-29 |
Family
ID=51766825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310152991.0A Pending CN104121271A (en) | 2013-04-27 | 2013-04-27 | Heat-conduction motor shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104121271A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994866A (en) * | 2019-12-03 | 2020-04-10 | 浙江华船海工科技有限公司 | Closed underwater motor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1928358A1 (en) * | 1969-06-04 | 1970-12-10 | Siemens Ag | Arrangement for cooling rotating bodies |
| CN1046416A (en) * | 1989-04-10 | 1990-10-24 | 全苏科研设计和工艺研究院防爆矿山电气设备研究所 | The motor that has centrifugal heat-transfer tube for cooled rotor |
| JP2007143245A (en) * | 2005-11-16 | 2007-06-07 | Ishikawajima Harima Heavy Ind Co Ltd | Rotating machine |
| CN101248280A (en) * | 2005-07-29 | 2008-08-20 | Ksb股份公司 | Electric motor having a coaxially associated pump |
| CN101672319A (en) * | 2009-09-30 | 2010-03-17 | 东莞宏威数码机械有限公司 | Cooling shaft |
| CN102120266A (en) * | 2010-12-27 | 2011-07-13 | 东莞理工学院 | High-speed precise electric spindle cooling system |
| CN203189502U (en) * | 2013-04-27 | 2013-09-11 | 国研高能（北京）稳态传热传质技术研究院有限公司 | Heat conducting motor shaft |
-
2013
- 2013-04-27 CN CN201310152991.0A patent/CN104121271A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1928358A1 (en) * | 1969-06-04 | 1970-12-10 | Siemens Ag | Arrangement for cooling rotating bodies |
| CN1046416A (en) * | 1989-04-10 | 1990-10-24 | 全苏科研设计和工艺研究院防爆矿山电气设备研究所 | The motor that has centrifugal heat-transfer tube for cooled rotor |
| CN101248280A (en) * | 2005-07-29 | 2008-08-20 | Ksb股份公司 | Electric motor having a coaxially associated pump |
| JP2007143245A (en) * | 2005-11-16 | 2007-06-07 | Ishikawajima Harima Heavy Ind Co Ltd | Rotating machine |
| CN101672319A (en) * | 2009-09-30 | 2010-03-17 | 东莞宏威数码机械有限公司 | Cooling shaft |
| CN102120266A (en) * | 2010-12-27 | 2011-07-13 | 东莞理工学院 | High-speed precise electric spindle cooling system |
| CN203189502U (en) * | 2013-04-27 | 2013-09-11 | 国研高能（北京）稳态传热传质技术研究院有限公司 | Heat conducting motor shaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994866A (en) * | 2019-12-03 | 2020-04-10 | 浙江华船海工科技有限公司 | Closed underwater motor |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141029 |