CN106783369A - A kind of easy heat radiation, the dustproof and waterproof formula pole of easy mold release and its manufacture craft - Google Patents
A kind of easy heat radiation, the dustproof and waterproof formula pole of easy mold release and its manufacture craft Download PDFInfo
- Publication number
- CN106783369A CN106783369A CN201710039785.7A CN201710039785A CN106783369A CN 106783369 A CN106783369 A CN 106783369A CN 201710039785 A CN201710039785 A CN 201710039785A CN 106783369 A CN106783369 A CN 106783369A
- Authority
- CN
- China
- Prior art keywords
- air channel
- easy
- heat dissipating
- dissipating housing
- insulation shell
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
- H01H2009/526—Cooling of switch parts of the high voltage switches
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of easy heat radiation, the dustproof and waterproof formula pole of easy mold release and its manufacture craft, the pole includes vacuum interrupter（14）, vacuum interrupter（14）It is externally provided with insulation shell（7）, vacuum interrupter（14）Full skirt is provided with the insulation shell of bottom（11）, top is provided with heat dissipating housing（1）；The insulation shell（7）The first longitudinal air channel is inside distributed with（9）, the first air channel（9）Inwall be provided with the first spiral convex rib（10）, the first air channel（9）Upper end and the heat dissipating housing（1）Inside conducting, insulation shell（7）Bottom be provided with connection full skirt（11）Middle cavity（12）With the first air channel（9）The second air channel（13）；The heat dissipating housing（1）It is provided with conducting heat dissipating housing（1）The 3rd inside and outside air channel（4）.The characteristics of present invention has good heat dissipation effect, good insulation preformance, easy mold release, dustproof and waterproof.
Description
Technical field
The present invention relates to a kind of pole and its manufacture craft, particularly a kind of easy heat radiation, the dustproof and waterproof of easy mold release
Formula pole and its manufacture craft.
Background technology
Pole is by vacuum interrupter (Vacuum interruptor) and breaker (Circuit-breaker) phase
The conductive pieces of pass form pole in being embedded into the solid insulating material of epoxy resin or this kind of easy solidification of thermoplastic simultaneously
Post, makes whole circuit breaker polar turn into a part for entirety.
Under normal circumstances, 40.5kV poles, upper and lower outlet centre-to-centre spacing only has 328mm, and maximum is also with regard to 400mm or so.
But for electric current 3000A above products, because operating current is big, caloric value is high, upper and lower outlet must take into consideration radiating, that is,
Increase heat dissipation wind channel；Because 40.5kV product voltages are higher, it is desirable to which creep age distance is in more than 810mm, the radiating of this kind of product
Air channel must take corresponding measure, to solve Insulation Problems.
The content of the invention
It is an object of the present invention to provide the dustproof and waterproof formula pole of a kind of easy heat radiation, easy mold release and its making work
Skill.The characteristics of present invention has good heat dissipation effect, good insulation preformance, easy mold release, dust-proof, waterproof.
Technical scheme：The dustproof and waterproof formula pole of a kind of easy heat radiation, easy mold release, includes vacuum extinction
Room, vacuum interrupter is externally provided with insulation shell, and full skirt is provided with the insulation shell of vacuum interrupter bottom, and top is provided with heat dissipating housing；
The first longitudinal air channel is distributed with the insulation shell, the inwall in the first air channel is provided with the first spiral convex rib, the first air channel
Upper end turns on the inside of the heat dissipating housing, and the bottom of insulation shell is provided with the second of middle cavity and the first air channel for connecting full skirt
Air channel；The heat dissipating housing is provided with the 3rd inside and outside air channel of conducting heat dissipating housing.
Foregoing easy heat radiation, the dustproof and waterproof formula pole of easy mold release, the heat dissipating housing passes through tenon with insulation shell
Connected with falcon groove.
Foregoing easy heat radiation, the dustproof and waterproof formula pole of easy mold release, dust excluding plate is provided with the top of the heat dissipating housing, is prevented
The 4th air channel is provided between dirt plate and the top of heat dissipating housing, the 3rd air channel is led located at the top of heat dissipating housing and with the 4th air channel
It is logical.
Foregoing easy heat radiation, the dustproof and waterproof formula pole of easy mold release, the inwall of the heat dissipating housing is provided with the second spiral
Convex tendon.
Foregoing easy heat radiation, the dustproof and waterproof formula pole of easy mold release, the upper end edge of the insulation shell exceeds vacuum
Tubular is formed on the top of arc-chutes, and the bottom of the heat dissipating housing is provided with the draw-in groove coordinated with the upper end edge of insulation shell, heat dissipating housing
It is provided with the heat dissipation wind channel for running through up and down.
The manufacture craft of a kind of foregoing easy heat radiation, the dustproof and waterproof formula pole of easy mold release, is by vacuum interrupter
It is fixed that core is fixed on the side of vacuum interrupter in a mold, Plastic Forming material forming is injected, the demoulding after cooling will
Core is back-outed, and forms the first air channel, is connected with the second air channel is opened in the bottom of insulation shell, in the first air channel of conducting and full skirt
, finally be connected to for heat dissipating housing pole obtained final product at the top of insulation shell by cavity.
Foregoing easy heat radiation, the manufacture craft of the dustproof and waterproof formula pole of easy mold release, the heat dissipating housing and insulation shell
Body is connected through tenon and falcon groove.
Foregoing easy heat radiation, the manufacture craft of the dustproof and waterproof formula pole of easy mold release, the top of the insulation shell
Upwardly extend and beyond the top of vacuum interrupter, centre is heat dissipation cavity, and the heat dissipating housing is through the draw-in groove clamping located at its bottom
In the upper end edge of insulation shell.
Beneficial effects of the present invention：
1st, the present invention turns on the air channel inside the middle cavity and heat dissipating housing of full skirt by the setting in insulation shell so that lower outlet
Cavity where place cavity and heat dissipating housing is connected, and increased the distance in air channel, enhances the effect of airflow stack effect, radiating effect
Fruit is more protruded, and middle cavity of the cold air from full skirt rises in the course of work, and radiating is entered through the second air channel, the first air channel
Cover, and from the discharge of the 3rd air channel, from bottom to top by the heat one at vacuum interrupter bottom, middle part and top in air flow process
Rise and take away, substantially increase radiating effect.
2nd, the present invention sets spiral convex rib by the first air channel, considerably increases the creep age distance in air channel, it is ensured that
The insulating requirements of pole.
3rd, convex tendon of the invention during shaping and demoulding, can be drawn off by using helical structure by rotating core, should
Structure considerably increases the creep age distance in air channel in the case of size is less, it is ensured that the insulating requirements of pole, and
And the easily demoulding, it is easy to manufacture.
4th, the present invention can prevent dust and water from entering in heat dissipating housing and solid by setting dust excluding plate, dust excluding plate on heat dissipating housing
On the heat dissipating housing at the top of sealed pole, with preferable dustproof and waterproof effect.
5th, heat dissipating housing of the invention and insulation shell are connected by tenon falcon groove so that heat dissipating housing can be fabricated separately, more
Plus it is easy to production, and reduce production cost.
6th, the present invention equally improves the insulating properties of heat dissipating housing and is easy to take off by setting spiral convex rib in heat dissipating housing
Mould.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the present invention；
Accompanying drawing 2 is the structural representation of heat dissipating housing；
Accompanying drawing 3 is structural representation when removing heat dissipating housing；
Accompanying drawing 4 is the partial schematic diagram in the second air channel；
Accompanying drawing 5 is the structural representation of another heat dissipating housing.
Description of reference numerals：1- heat dissipating housings, 2- dust excluding plates, the air channels of 3- the 4th, the air channels of 4- the 3rd, 5- tenons, the spiral shells of 6- second
Rotation convex tendon, 7- insulation shells, 8- falcon grooves, the air channels of 9- first, the spiral convex ribs of 10- first, 11- full skirts, cavity in 12-, 13- second
Air channel, 14- vacuum interrupters, 15- heat dissipation wind channels, 16- draw-in grooves.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limitation according to
According to.
Embodiments of the invention：
Embodiment 1：The dustproof and waterproof formula pole of a kind of easy heat radiation, easy mold release, as shown in accompanying drawing 1-4, includes vacuum and goes out
Arc chamber 14, vacuum interrupter 14 is externally provided with insulation shell 7, and the bottom of vacuum interrupter 14 is provided with full skirt 11, and top is provided with heat dissipating housing 1
（Heat dissipating housing 1 is barrel shape, and the heat dissipating housing at the top of vacuum interrupter 14 is surrounded）；It is distributed with the insulation shell 7 longitudinal
First air channel 9（First air channel 9 sets the quantity in the first air channel 9 according to radiating requirements along the circumferentially distributed of insulation shell 7）, the
The inwall in one air channel 9 is provided with the first spiral convex rib 10, and the upper end in the first air channel 9 turns on the inside of the heat dissipating housing 1, insulation shell
The bottom of body 7 is provided with second air channel 13 in the air channel 9 of middle cavity 12 and first of connection full skirt 11；The heat dissipating housing 1 is provided with leads
The 3rd inside and outside air channel 4 of logical heat dissipating housing 1.
The heat dissipating housing 1 is connected with insulation shell 7 by tenon 5 and falcon groove 8, and tenon 5 and falcon groove 8 are respectively provided at heat dissipating housing
1 with the joint face of insulation shell 7 on.
The top of the heat dissipating housing 1 is provided with dust excluding plate 2, and the 4th air channel 3 is provided between dust excluding plate 2 and the top of heat dissipating housing 1,
3rd air channel 4 turns on located at the top of heat dissipating housing 1 and with the 4th air channel 3.
The inwall of the heat dissipating housing 1 is provided with the second spiral convex rib 6.
Embodiment 2：Above-mentioned easy heat radiation, the manufacture craft of the dustproof and waterproof formula pole of easy mold release, is that vacuum is gone out
Arc chamber 14 is fixed in a mold, and core is fixed on the side of vacuum interrupter 14, by common process injection material（Such as epoxy
Resin）Core is back-outed in shaping, the demoulding after cooling, the first air channel 9 is formed, with the second air channel opened in the bottom of insulation shell 7
The middle cavity 12 of 13 connections, the first air channel 9 of conducting and full skirt 11, finally obtains final product the top that heat dissipating housing 1 is connected to insulation shell 7
Pole.
The heat dissipating housing 1 is connected with insulation shell 7 through tenon 5 and falcon groove 8.
During work, cold air enters from the middle cavity 12 of full skirt 11, from bottom to top by lower outlet and vacuum interrupter 14 weeks
The heat for enclosing is taken away, and is discharged from the 3rd air channel 4, is radiated.
Embodiment 3：The present embodiment is that the upper end edge of the insulation shell 7 exceeds vacuum interrupter with the difference of embodiment 1
Tubular is formed on 14 top, and the bottom of the heat dissipating housing 1 is provided with the draw-in groove 16 coordinated with the upper end edge of insulation shell 7, heat dissipating housing 1
The heat dissipation wind channel 15 for running through up and down is provided with, the structure is half opening formula structure, and radiating efficiency is higher, and effect is more preferable, but, prevent
Dirt effect is poorer than the dust-proof effect of embodiment 1.
Embodiment 4：The manufacture craft and reality of the dustproof and waterproof formula pole of easy heat radiation, easy mold release described in embodiment 3
The difference for applying technique described in example 2 is to be upwardly extended the top of insulation shell 7 and beyond the top of vacuum interrupter 14,
Centre is heat dissipation cavity, and the heat dissipating housing 1 is connected to the upper end edge of insulation shell 7 through the draw-in groove 16 located at its bottom.
Claims (8)
1. the dustproof and waterproof formula pole of a kind of easy heat radiation, easy mold release, it is characterised in that：Include vacuum interrupter（14）,
Vacuum interrupter（14）It is externally provided with insulation shell（7）, vacuum interrupter（14）Full skirt is provided with the insulation shell of bottom（11）, top
It is provided with heat dissipating housing（1）；The insulation shell（7）The first longitudinal air channel is inside distributed with（9）, the first air channel（9）Inwall be provided with
First spiral convex rib（10）, the first air channel（9）Upper end and the heat dissipating housing（1）Inside conducting, insulation shell（7）Bottom
It is provided with connection full skirt（11）Middle cavity（12）With the first air channel（9）The second air channel（13）；The heat dissipating housing（1）It is provided with and leads
Logical heat dissipating housing（1）The 3rd inside and outside air channel（4）.
2. the dustproof and waterproof formula pole of easy heat radiation according to claim 1, easy mold release, it is characterised in that：It is described to dissipate
Heat cover（1）With insulation shell（7）By tenon（5）With falcon groove（8）Connection.
3. the dustproof and waterproof formula pole of easy heat radiation according to claim 1, easy mold release, it is characterised in that：It is described to dissipate
Heat cover（1）Top be provided with dust excluding plate（2）, dust excluding plate（2）With heat dissipating housing（1）Top between be provided with the 4th air channel（3）, it is described
3rd air channel（4）Located at heat dissipating housing（1）Top and with the 4th air channel（3）Conducting.
4. the dustproof and waterproof formula pole of easy heat radiation according to claim 1, easy mold release, it is characterised in that：It is described to dissipate
Heat cover（1）Inwall be provided with the second spiral convex rib（6）.
5. the dustproof and waterproof formula pole of easy heat radiation according to claim 1, easy mold release, it is characterised in that：It is described exhausted
Edge housing（7）Upper end edge exceed vacuum interrupter（14）Top formed tubular, the heat dissipating housing（1）Bottom be provided with absolutely
Edge housing（7）Upper end edge coordinate draw-in groove（16）, heat dissipating housing（1）It is provided with the heat dissipation wind channel for running through up and down（15）.
6. a kind of easy heat radiation, making of the dustproof and waterproof formula pole of easy mold release according to claim any one of 1-5
Technique, it is characterised in that：It is by vacuum interrupter（14）Fix in a mold, core is placed in vacuum interrupter（14）One
Side, injects plastic material solidified forming, and core is back-outed in the demoulding after cooling, forms the first air channel（9）, with insulation shell（7）'s
Open the second air channel in bottom（13）Connection, turns on the first air channel（9）And full skirt（11）Middle cavity（12）, finally by heat dissipating housing（1）
It is connected to insulation shell（7）Top obtain final product pole.
7. easy heat radiation according to claim 6, the manufacture craft of the dustproof and waterproof formula pole of easy mold release, its feature exist
In：The heat dissipating housing（1）With insulation shell（7）Through tenon（5）With falcon groove（8）Connection.
8. easy heat radiation according to claim 6, the manufacture craft of the dustproof and waterproof formula pole of easy mold release, its feature exist
In：The insulation shell（7）Top upwardly extend and beyond vacuum interrupter（14）Top, centre be heat dissipation cavity, it is described
Heat dissipating housing（1）Through the draw-in groove located at its bottom（16）It is connected to insulation shell（7）Upper end edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039785.7A CN106783369B (en) | 2017-01-19 | 2017-01-19 | Dustproof and waterproof type solid-sealed polar pole easy to radiate heat and release and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039785.7A CN106783369B (en) | 2017-01-19 | 2017-01-19 | Dustproof and waterproof type solid-sealed polar pole easy to radiate heat and release and manufacturing process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106783369A true CN106783369A (en) | 2017-05-31 |
| CN106783369B CN106783369B (en) | 2020-02-18 |
Family
ID=58944577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710039785.7A Active CN106783369B (en) | 2017-01-19 | 2017-01-19 | Dustproof and waterproof type solid-sealed polar pole easy to radiate heat and release and manufacturing process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106783369B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706040A (en) * | 2017-09-19 | 2018-02-16 | 霍立克电气有限公司 | A kind of pole and its production method |
| CN108597946A (en) * | 2018-06-25 | 2018-09-28 | 宝鸡市晨光真空电器股份有限公司 | Heat dissipation type solid-sealed polar pole |
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| CN201522960U (en) * | 2009-10-21 | 2010-07-07 | 北海银河开关设备有限公司 | Indoor high-voltage vacuum circuit breaker totally enclosed solid insulating post with radiator hood |
| CN201876172U (en) * | 2010-11-10 | 2011-06-22 | 北京派捷暖通环境工程技术有限公司 | In-tube intensified heating radiator |
| CN204088175U (en) * | 2014-07-31 | 2015-01-07 | 中国振华电子集团宇光电工有限公司（国营第七七一厂） | A kind of radiator structure of pole |
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| CN205428823U (en) * | 2016-03-30 | 2016-08-03 | 江苏宏达电气有限公司 | Take outdoor interchange high pressure permanent magnet vacuum circuit breaker of manual combined floodgate |
| CN205828208U (en) * | 2016-06-02 | 2016-12-21 | 长沙弘瑞电气设备有限公司 | A kind of great-current fixed sealed pole optimizes temperature rise device |
| CN206412279U (en) * | 2017-01-19 | 2017-08-15 | 中国振华电子集团宇光电工有限公司（国营第七七一厂） | A kind of dustproof and waterproof formula pole of easy heat radiation, easy mold release |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201522960U (en) * | 2009-10-21 | 2010-07-07 | 北海银河开关设备有限公司 | Indoor high-voltage vacuum circuit breaker totally enclosed solid insulating post with radiator hood |
| CN201876172U (en) * | 2010-11-10 | 2011-06-22 | 北京派捷暖通环境工程技术有限公司 | In-tube intensified heating radiator |
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| CN206412279U (en) * | 2017-01-19 | 2017-08-15 | 中国振华电子集团宇光电工有限公司（国营第七七一厂） | A kind of dustproof and waterproof formula pole of easy heat radiation, easy mold release |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706040A (en) * | 2017-09-19 | 2018-02-16 | 霍立克电气有限公司 | A kind of pole and its production method |
| CN108597946A (en) * | 2018-06-25 | 2018-09-28 | 宝鸡市晨光真空电器股份有限公司 | Heat dissipation type solid-sealed polar pole |
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| CN106783369B (en) | 2020-02-18 |
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