CN103391655A - Electrode leading-out terminal - Google Patents
Electrode leading-out terminal Download PDFInfo
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- CN103391655A CN103391655A CN2013102941908A CN201310294190A CN103391655A CN 103391655 A CN103391655 A CN 103391655A CN 2013102941908 A CN2013102941908 A CN 2013102941908A CN 201310294190 A CN201310294190 A CN 201310294190A CN 103391655 A CN103391655 A CN 103391655A
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- Prior art keywords
- annular
- expansion bolt
- electrode
- nut
- electrode leading
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Abstract
The invention relates to the thermoelectricity field, in particular to an electrode leading-out terminal. The electrode leading-out terminal comprises an electrode leading-out casing, a hollow expansion bolt, a first annular spacer, a second annular spacer, an annular expansion body, a nut and a lead wire. The expansion bolt sequentially penetrates the first annular spacer, the annular expansion body, the second annular spacer and the nut and is in threaded connection with the nut. The lead wire penetrates the expansion bolt. The expansion end of the expansion bolt is located inside the electrode leading-out casing, and one end of the expansion bolt connected with the nut is located outside the electrode leading-out casing. The expansion end is provided with the outer extending edge, and the outer extending edge, the first annular spacer, the annular expansion body, the second annular spacer and the nut are sequentially and tightly in contact in the direction from the expansion end to one end of the expansion bolt connected with the nut. The second annular spacer is in tight contact with the end face of the electrode leading-out casing. The electrode leading-out terminal can prevent assemblies from sliding through large thrust face and achieve the airtight effect.
Description
Technical field
The present invention relates to the thermoelectricity field, in particular to a kind of electrode leading-out terminal.
Background technology
Contact conductor in equipment for Heating Processing is to being sealed with strict requirement, in heat treatment process, do not allow cool exterior air to enter thermal treatment zone (in heating furnace), and in this field, electrode is drawn and sealed and never has good solution.
Summary of the invention
The object of the present invention is to provide a kind of electrode leading-out terminal, to solve the above problems.
The embodiment of the present invention provides a kind of electrode leading-out terminal, comprising: electrode is drawn housing, hollow expansion bolt, the first annular gasket, the second annular gasket, annular expander and nut, wire;
Described expansion bolt passes described the first annular gasket, described annular expander, described the second annular gasket, described nut successively, and with described nut thread, is connected; Described wire passes described expansion bolt;
The expanding end of described expansion bolt is in described electrode and draws the inside of housing, and the end that described expansion bolt is connected with described nut is in described electrode and draws the outside of housing;
Described expanding end is provided with the extension limit, and on the direction of the end that self-expanding end to described expansion bolt is connected with described nut, described extension limit, described the first annular gasket, described annular expander, described the second annular gasket, described nut be close contact successively;
Described the second annular gasket and described electrode are drawn the end face close contact of housing.
The embodiment of the present invention provides a kind of electrode leading-out terminal, pass through fastening nut, can push the reduced height of annular expander on direction of principal axis, and then width increases on the direction perpendicular to axle, be after annular expander is squeezed, outside diameter and interior circular diameter all increase, and the annular expander after diameter increases can be drawn with electrode the inwall close contact of housing, thereby reaches airtight effect.The second annular gasket and electrode are drawn the section close contact of housing, are appreciated that the second annular gasket is in electrode and draws the outside of housing, can stop that nut and the second annular gasket slip into electrode and draw the inside of housing in fastening nut.The extension limit close contact of the expanding end of the first pad and expansion bolt can improve the contact area of expanding end, and, the first pad contacts with annular expander, thereby increased the area of contact, can better reach the large tracts of land transmission, can also stop by larger stress surface each assembly mutually to slide.
Description of drawings
Fig. 1 shows the explosive view of electrode leading-out terminal in an embodiment;
Fig. 2 shows the structural representation of electrode leading-out terminal in an embodiment.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Embodiment 1:
The embodiment of the present invention provides a kind of electrode leading-out terminal, comprising: electrode is drawn housing, hollow expansion bolt, the first annular gasket, the second annular gasket, annular expander and nut, wire;
Described expansion bolt passes described the first annular gasket, described annular expander, described the second annular gasket, described nut successively, and with described nut thread, is connected; Described wire passes described expansion bolt;
The expanding end of described expansion bolt is in described electrode and draws the inside of housing, and the end that described expansion bolt is connected with described nut is in described electrode and draws the outside of housing;
Described expanding end is provided with the extension limit, and on the direction of the end that self-expanding end to described expansion bolt is connected with described nut, described extension limit, described the first annular gasket, described annular expander, described the second annular gasket, described nut be close contact successively;
Described the second annular gasket and described electrode are drawn the end face close contact of housing.
Pass through fastening nut, can push the reduced height of annular expander on direction of principal axis, and then width increases on the direction perpendicular to axle, be after annular expander is squeezed, outside diameter and interior circular diameter all increase, annular expander after diameter increases can be drawn with electrode the inwall close contact of housing, thereby reaches airtight effect.The second annular gasket and electrode are drawn the section close contact of housing, are appreciated that the second annular gasket is in electrode and draws the outside of housing, can stop that nut and the second annular gasket slip into electrode and draw the inside of housing in fastening nut.The extension limit close contact of the expanding end of the first pad and expansion bolt can improve the contact area of expanding end, and, the first pad contacts with annular expander, thereby increased the area of contact, can better reach the large tracts of land transmission, can also stop by larger stress surface each assembly mutually to slide.
Embodiment 2:
A kind of electrode leading-out terminal, as shown in Figure 1, 2: comprise that electrode draws housing, the inside of drawing housing at electrode is provided with hollow expansion bolt 1, this expansion bolt 1 is the metal of copper, iron, stainless steel-like, one end of this expansion bolt 1 is expanding end 8, this expanding end 8 is rendered as many valve structures, can be understood as vertically expansion bolt 1 is split into a plurality of lobes, also can there be space in all lobes closely obvolvent between adjacent petals, and this depends on the thickness of the wire that inserts hollow expansion bolt 1 inside.The other end 7 of this expansion bolt 1 is provided with screw thread, and by screw thread, expansion bolt 1 is connected with nut 5, is positioned at electrode and draws the outside of housing.The expanding end 8 of expansion bolt 1 is provided with the extension limit, owing to being provided with the extension limit, so this expanding end 8 is horn-like, at self-expanding end 8 to the direction of the other end 7 with being threaded, expansion bolt 1 passes the first annular gasket 2, annular expander 3, the second annular gasket 4, nut 5 successively, and close contact between adjacent two objects.
Wherein, the first annular gasket 2 and extension limit close contact, the contact-making surface of extension limit and described the first annular gasket 2 is plane, the outer surface of described contact-making surface and described expansion bolt 1 is perpendicular, forms a right angle.
The second annular gasket 4 and electrode are drawn the section close contact of housing, annular expander 3 and the first annular gasket 2 are controlled at electrode draw the inside of housing, and stop that nut 5 slips into electrode and draws the inside of housing.
Consider simultaneously the relative position relation of expansion bolt 1, the first annular gasket 2, annular expander 3, the second annular gasket 4, nut 5, prevent when nut 5 is tightened gradually on expansion bolt 1, above position relationship change, need to carry out following size restrictions: the outside diameter of nut 5 is greater than the interior circular diameter of the second annular gasket 4, and the outside diameter of the second annular gasket 4 is between the diameter of the outside diameter of annular expander 3 and the cross section that electrode is drawn housing; Perhaps in certain embodiments, the outside diameter of the second annular gasket 4 equals described electrode and draws the diameter of the cross section of housing.
, at the other end 7 that expansion bolt 1 is connected with nut 5, pass the wire of expansion bolt 1 and electrode and draw housing and weld.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an electrode leading-out terminal, is characterized in that, comprising: electrode is drawn housing, hollow expansion bolt, the first annular gasket, the second annular gasket, annular expander and nut, wire;
Described expansion bolt passes described the first annular gasket, described annular expander, described the second annular gasket, described nut successively, and with described nut thread, is connected; Described wire passes described expansion bolt;
The expanding end of described expansion bolt is in described electrode and draws the inside of housing, and the end that described expansion bolt is connected with described nut is in described electrode and draws the outside of housing;
Described expanding end is provided with the extension limit, and on the direction of the end that self-expanding end to described expansion bolt is connected with described nut, described extension limit, described the first annular gasket, described annular expander, described the second annular gasket, described nut be close contact successively;
Described the second annular gasket and described electrode are drawn the end face close contact of housing.
2. electrode leading-out terminal according to claim 1, is characterized in that,
The contact-making surface of described extension limit and described the first annular gasket is plane, and the outer surface of described contact-making surface and described expansion bolt is perpendicular.
3. electrode leading-out terminal according to claim 1, is characterized in that,
The side surface of described annular expander and described electrode are drawn the inwall close contact of housing.
4. electrode leading-out terminal according to claim 1, is characterized in that,
At the end that described expansion bolt is connected with described nut, described expansion bolt and described wire bonds.
5. electrode leading-out terminal according to claim 1, is characterized in that,
The inner surface close contact of the outer surface of described expansion bolt and described annular expander.
6. electrode leading-out terminal according to claim 1, is characterized in that,
The outside diameter of described nut is greater than the interior circular diameter of described the second annular gasket.
7. according to claim 1-6 described electrode leading-out terminals of any one, is characterized in that,
The outside diameter of described the second annular gasket is between the diameter of the outside diameter of described annular expander and the cross section that described electrode is drawn housing.
8. according to claim 1-6 described electrode leading-out terminals of any one, is characterized in that,
The outside diameter of described the second annular gasket equals described electrode and draws the diameter of the cross section of housing.
9. according to claim 1-6 described electrode leading-out terminals of any one, is characterized in that,
The material of described expansion bolt comprise following any: copper, iron, stainless steel.
10. according to claim 1-6 described electrode leading-out terminals of any one, is characterized in that,
The material of described annular expander comprise following any one: rubber, asbestos, polyvinyl fluoride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310294190.8A CN103391655B (en) | 2013-07-12 | 2013-07-12 | Electrode leading-out terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310294190.8A CN103391655B (en) | 2013-07-12 | 2013-07-12 | Electrode leading-out terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103391655A true CN103391655A (en) | 2013-11-13 |
| CN103391655B CN103391655B (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310294190.8A Expired - Fee Related CN103391655B (en) | 2013-07-12 | 2013-07-12 | Electrode leading-out terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN103391655B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0003133B1 (en) * | 1978-01-18 | 1981-04-29 | Société Anonyme dite SAFT | A sealed leading-through device for a single or double plastic partition wall by an electric connection, and its application to a battery of electrochemical generators |
| EP0638974B1 (en) * | 1993-08-11 | 1997-06-11 | Siemens Aktiengesellschaft | Cable inlet sealing in cable inlet area of a cable fitting |
| CN2671195Y (en) * | 2003-12-16 | 2005-01-12 | 张明亮 | Waterproof devices of wiring joint |
| CN201273830Y (en) * | 2008-08-29 | 2009-07-15 | 重庆前卫仪表厂 | Sealing and fixing apparatus for air tight intra-housing lead wire |
| CN202651056U (en) * | 2012-06-29 | 2013-01-02 | 昆山工研院新型平板显示技术中心有限公司 | Vacuum cavity electrode pulling apparatus |
| CN103050929A (en) * | 2012-12-17 | 2013-04-17 | 王春阳 | Pressure-resistant sealing device |
-
2013
- 2013-07-12 CN CN201310294190.8A patent/CN103391655B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0003133B1 (en) * | 1978-01-18 | 1981-04-29 | Société Anonyme dite SAFT | A sealed leading-through device for a single or double plastic partition wall by an electric connection, and its application to a battery of electrochemical generators |
| EP0638974B1 (en) * | 1993-08-11 | 1997-06-11 | Siemens Aktiengesellschaft | Cable inlet sealing in cable inlet area of a cable fitting |
| CN2671195Y (en) * | 2003-12-16 | 2005-01-12 | 张明亮 | Waterproof devices of wiring joint |
| CN201273830Y (en) * | 2008-08-29 | 2009-07-15 | 重庆前卫仪表厂 | Sealing and fixing apparatus for air tight intra-housing lead wire |
| CN202651056U (en) * | 2012-06-29 | 2013-01-02 | 昆山工研院新型平板显示技术中心有限公司 | Vacuum cavity electrode pulling apparatus |
| CN103050929A (en) * | 2012-12-17 | 2013-04-17 | 王春阳 | Pressure-resistant sealing device |
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| Publication number | Publication date |
|---|---|
| CN103391655B (en) | 2015-08-05 |
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| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150805 Termination date: 20210712 |