CN102544873B - Lower seat of connector - Google Patents
Lower seat of connector Download PDFInfo
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- CN102544873B CN102544873B CN201210041851.1A CN201210041851A CN102544873B CN 102544873 B CN102544873 B CN 102544873B CN 201210041851 A CN201210041851 A CN 201210041851A CN 102544873 B CN102544873 B CN 102544873B
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- retainer ring
- connector
- shell
- insulating
- grounding
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Abstract
The invention discloses a lower seat of a connector. The lower seat comprises a shell, two compression conductive elastic sheets, a grounding reed and an insulating fixing ring, wherein the two compression conductive elastic sheets are connected with a positive electrode and a negative electrode of an external power supply; the grounding reed is connected with a grounding electrode of the external power supply; the shell is in opposite socket connection with the insulating fixing ring; the fixing ring is provided with an insulating connecting chord; the middle part of the insulating connecting chord is provided with a fixing ring water separation walls; the grounding reed is arranged on the back face of the insulating connecting chord between the fixing ring water separation walls; and the two compression conductive elastic sheets are spaced apart from each other by the insulating ring water separation walls and are arranged on the front face of the insulating connecting chord. Since the compression conductive elastic sheets and the grounding reed are arranged on the front face and the reverse face of the fixing ring insulating connecting chord respectively, complete isolation between the compression conductive elastic sheets and the grounding reed is realized, and in such a case, even if liquid enters the lower seat of the connector, a conductive path cannot be formed between the conductive component and the grounding component, and the given creepage distance cannot be shortened, so that a product can be used for a long time without worry.
Description
Technical field
The present invention relates to a kind of electrical connector, relate in particular to a kind of lower of connector of electric heater.
Background technology
The connector that existing electric heater is used generally comprises a connector seat of honour and a lower base of connector, is connected and is generally divided into two classes between the connector seat of honour and lower base of connector.Wherein a class is: adopt spring supporting elastomeric seal to carry out pro forma sealing to lower base of connector entrance, to prevent that user is making entering of liquid in electrical appliance process, but in the time that user really uses, the electrical equipment male part at the connector seat of honour is directly the elastomeric seal of lower base of connector to be pressed in connector, in this process, electrical equipment male part can together be pressed in lower base of connector together with the liquid of surperficial adhesion completely, cause fluid accumulation in lower base of connector, cause the generation of circuit short circuit danger, and do not have real waterproof object.The another kind of as above elastomeric seal that do not adopt, carry out liquid discharge and rely on lower base of connector to offer spacious osculum, but the conductive component of this type of connector and grounded parts are fixed in the same side of lower base of connector often, in the time that liquid enters lower base of connector drainage channel, because itself tension force can partly be attached to conductive component and mould on workpieces, and conductive component and grounded parts are installed in lower base of connector the same side, the isolation of unrealized real meaning, after the long-time use of electrical equipment, easily cause creepage distance between conductive component and grounded parts to dwindle, play trace at insulating material surface leakage, after further shortening creepage distance, cause circuit short circuit, there is disaster hidden-trouble.
Summary of the invention
The object of this invention is to provide a kind of lower base of connector that uses safety, waterproof.
For achieving the above object, a kind of lower base of connector of the present invention, comprise shell, the two compression conductive shell fragments that are connected with external power supply both positive and negative polarity and the grounding reed being connected with the earth electrode of external power supply, also comprise insulation retainer ring, retainer ring is relative is socketed with insulation for described shell, retainer ring is provided with insulation and connects string, the middle part that insulation connects string is provided with retainer ring core wall, grounding reed is arranged on the back side of insulation connection string between retainer ring core wall, two compression conductive shell fragments are separated and are installed on the front that insulation connects string by retainer ring core wall, described retainer ring middle part is provided with and is connected the connected lead of string with insulating, the middle part of lead is provided with hole, the coupled end of grounding reed is arranged in the hole of lead, described shell is provided with the arc shell core wall arranging around lead, shell core wall in shell is set up for staggered.
The present invention is because compression conductive shell fragment and grounding reed are installed in respectively the positive and negative that retainer ring insulation is connected string, between compression conductive shell fragment and grounding reed, realize thoroughly isolation, even if now there is liquid to carry out lower base of connector, also cannot between conductive component and grounded parts, form conductive path, also just cannot shorten fixed creepage distance, make the long-term use of product carefree.Core wall can effectively be isolated the liquid that enters lower base of connector and entered supply terminals in addition, and supply terminals is kept dry, and has overcome the problem of the easy liquid body oxide impregnations of terminals, thereby has improved life of product and security performance.
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Brief description of the drawings
Fig. 1 is the three-dimensional structure diagram of a kind of embodiment of lower base of connector of the present invention.
Fig. 2 is the shell three-dimensional structure diagram of lower base of connector in Fig. 1.
Fig. 3 is the retainer ring three-dimensional structure diagram of lower base of connector in Fig. 1.
Fig. 4 is the rear perspective structure chart of lower base of connector retainer ring in Fig. 3.
In each accompanying drawing: 1, retainer ring; 11, retainer ring core wall; 12, connect string; 14, lead; 141, hole; 2, shell; 3, compression conductive shell fragment; 31, compression conductive shell fragment terminals; 4, grounding reed; 41, ground connection terminals; 5, shell core wall.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, a kind of embodiment of lower base of connector of the present invention, a kind of lower base of connector, comprise shell 2, the two compression conductive shell fragments 3 that are connected with external power supply both positive and negative polarity and the grounding reed 4 being connected with the earth electrode of external power supply, also comprise insulation retainer ring 1, described shell 2 can adopt securing member with insulation retainer ring 1 or ultrasonic bonding mode is relative is socketed, retainer ring 1 is provided with insulation and connects string 12, the middle part that insulation connects string 12 is provided with retainer ring core wall 11, grounding reed 4 is arranged on the back side of insulation connection string 12 between retainer ring core wall 11, two compression conductive shell fragments 3 are separated and are installed on the front that insulation connects string 12 by retainer ring core wall 11.Between the easy contact liq coupled end of retainer ring core wall 11 is connected compression conductive shell fragment 3 compression conductive shell fragment terminals 31 with external power supply both positive and negative polarity, the ground connection terminals 41 that wiring reed 4 is connected with the earth electrode of extraneous power supply and compression conductive shell fragment, grounding reed 4, thoroughly separate.For being strictly on guard against contacting of grounding reed 4 and compression conductive shell fragment 3, ensure waterproof and the fail safe of connector, the present embodiment adopts to be provided with at retainer ring 1 middle part and is connected the connected lead of string 12 14 with insulating, the middle part of lead 14 is provided with hole 141, the coupled end of grounding reed 4 is arranged in the hole 141 of lead 14, and described shell 2 is provided with the arc shell core wall 5 arranging around lead 14.The interior staggered arc shell core wall of setting up 5 effects of shell 2 are: the coupled end of isolation two compression conductive shell fragment 3 easy contact liqs.
Being designed with of retainer ring 1 of the present invention is beneficial to draining, and two compression conductive shell fragments 3 and grounding reed 4 be installed on respectively insulation be connected string 12 just, the design at the back side, make the isolation of insulating completely of compression conductive shell fragment and grounding reed 4.Simultaneously retainer ring 1 is relative with shell 2 fix after, retainer ring core wall 11 on retainer ring 1 and the shell core wall 5 of shell 2 form complete water proof band, compression conductive shell fragment 3 contact liq ends are separated completely with compression conductive shell fragment terminals 31, compression conductive shell fragment terminals 31, ground connection binding post 41 are kept dry for a long time, and electrical equipment extends useful life greatly.Due to the formation of water proof band, the liquid that lower base of connector water inlet enters is separated discharge completely by water proof band, can not be stranded in again in lower base of connector, thereby have no way of affecting conductive component and grounding reed parts electric clearance and creepage distance, just can creepage trace yet, the danger of having stopped circuit short circuit occurs, and fundamentally plays the effect of waterproof, more safe.
Claims (1)
1. a lower base of connector, comprise shell (2), the two compression conductive shell fragments (3) that are connected with external power supply both positive and negative polarity and the grounding reed (4) being connected with the earth electrode of external power supply, it is characterized in that: also comprise insulation retainer ring (1), described shell (2) and the relative socket of insulation retainer ring (1), retainer ring (1) is provided with insulation and connects string (12), the middle part that insulation connects string (12) is provided with retainer ring core wall (11), grounding reed (4) is arranged on the back side of insulation connection string (12) between retainer ring core wall (11), two compression conductive shell fragments (3) are separated and are installed on the front that insulation connects string (12) by retainer ring core wall (11), described retainer ring (1) middle part is provided with and is connected the connected lead (14) of string (12) with insulating, the middle part of lead (14) is provided with hole (141), the coupled end of grounding reed (4) is arranged in the hole (141) of lead (14), described shell (2) is provided with the arc shell core wall (5) arranging around lead (14), shell core wall (5) in shell (2) is set up for staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210041851.1A CN102544873B (en) | 2012-02-23 | 2012-02-23 | Lower seat of connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210041851.1A CN102544873B (en) | 2012-02-23 | 2012-02-23 | Lower seat of connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102544873A CN102544873A (en) | 2012-07-04 |
| CN102544873B true CN102544873B (en) | 2014-06-04 |
Family
ID=46351155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210041851.1A Active CN102544873B (en) | 2012-02-23 | 2012-02-23 | Lower seat of connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102544873B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2671181Y (en) * | 2003-12-31 | 2005-01-12 | 吕彩玲 | Electric connector |
| CN101409401A (en) * | 2008-11-07 | 2009-04-15 | 毛秀娣 | Wireless electric connector with water-proof function |
| CN202454813U (en) * | 2012-02-23 | 2012-09-26 | 浙江家泰电器制造有限公司 | Connector lower seat |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM349114U (en) * | 2008-03-14 | 2009-01-11 | Tsann Kuen Entpr Co Ltd | Socket structure |
-
2012
- 2012-02-23 CN CN201210041851.1A patent/CN102544873B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2671181Y (en) * | 2003-12-31 | 2005-01-12 | 吕彩玲 | Electric connector |
| CN101409401A (en) * | 2008-11-07 | 2009-04-15 | 毛秀娣 | Wireless electric connector with water-proof function |
| CN202454813U (en) * | 2012-02-23 | 2012-09-26 | 浙江家泰电器制造有限公司 | Connector lower seat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102544873A (en) | 2012-07-04 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Hesheng Inventor after: Yang Qiang Inventor before: Yang Qiang Inventor before: Zheng Hesheng |
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| CB03 | Change of inventor or designer information |