CN203103563U - High-voltage electric connector adopting magnetic quenching - Google Patents
High-voltage electric connector adopting magnetic quenching Download PDFInfo
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- CN203103563U CN203103563U CN 201320061591 CN201320061591U CN203103563U CN 203103563 U CN203103563 U CN 203103563U CN 201320061591 CN201320061591 CN 201320061591 CN 201320061591 U CN201320061591 U CN 201320061591U CN 203103563 U CN203103563 U CN 203103563U
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Abstract
The utility model discloses a high-voltage electric connector adopting magnetic quenching. The high-voltage electric connector comprises a first terminal and a second terminal which form a contact pair. A solid-state magnet is arranged beside the contact pair. The high-voltage electric connector adopting magnetic quenching arranges the solid-state magnet to ensure that an electric arc cannot be generated or the electric arc lasts for an extreme short period of time in a plug connection process when the first terminal and the second terminal are connected in a plug manner. By arranging the solid-state magnet, a flaming electric arc can be cooled or quenched when the first terminal and the second terminal are separated. The size of the adopted solid-state magnet is small, so that requirements of high-voltage connectors of various types are met. The high-voltage electric connector prevents the first terminal and the second terminal from being damaged by fire, guarantees reliability of the high-voltage electric connector, improves the service life of the high-voltage electric connector and prevents dangerous accidents.
Description
Technical field
The utility model belongs to the connector technique field, is specifically related to a kind of high-voltage electric connector that adopts magnetic quenching.
Background technology
At present, the high power electric connector adopts the high stream of low pressure to realize more, makes that like this power loss in the transmission course increases greatly, also therefore makes the environment for use temperature raise greatly simultaneously.If adopt height to force down stream, when voltage surpasses certain numerical value, its contact to plug together with separation process in all can produce electric arc.Electric arc is actually the air ionization phenomenon of releasing to producing down in high-intensity magnetic field (highfield) effect between (contact to), can produce high temperature and send high light, thereby with contact burning, also can cause fire or other accidents in the time of seriously.Therefore, how avoiding the electric arc in high-voltage electric connector, is to realize one of problem that must solve in the high-voltage electric connector practical application.
The utility model content
The purpose of this utility model is at the deficiencies in the prior art, and a kind of high-voltage electric connector that adopts magnetic quenching is provided, and solves the electric arc problem that the high-voltage electric connector application process produces.
For achieving the above object, the technical scheme that the utility model is taked is: a kind of high-voltage electric connector that adopts magnetic quenching is provided, comprises the first terminal and second terminal; It is right that described the first terminal contacts with second terminal composition; It is characterized in that: the side is provided with solid magnets in described contact.
The zone of the first terminal and second terminal generation electric arc is passed in the magnetic field that described solid magnets produces.
In preferred implementation one, one side is provided with solid magnets in described contact.
In preferred implementation two, both sides are provided with solid magnets in described contact.Described contact is opposite to the solid magnets polarity that both sides are provided with, and the zone of the first terminal and second terminal generation electric arc is all passed in the magnetic field of two solid magnets generation.
In preferred implementation three, one side is provided with at least two solid magnets in described contact; All described solid magnets are stitched together.The zone of the first terminal and second terminal generation electric arc is passed in the total magnetic field that produces after all described solid magnets are stitched together.
In preferred implementation four, both sides are provided with at least two solid magnets in described contact; The described solid magnets of all of every side is stitched together.Described contact is opposite to the polarity by the spliced structure of solid magnets that both sides are provided with, and the zone of the first terminal and second terminal generation electric arc is all passed in both sides by the total magnetic field of solid magnets splicing back generation.
The high-voltage electric connector of the employing magnetic quenching that the utility model provides has following beneficial effect:
1, the solid magnets by being provided with, when making the first terminal and second terminal insertion, since the effect of Lorentz force, the air ionization fully between the first terminal and second terminal, thus make electric arc lose ignition condition, extension ignition; The electric arc that does not produce electric arc or generation in the first terminal and the second terminal insertion process was existed in the utmost point short time;
2, the solid magnets by being provided with makes when the first terminal separates with second terminal, because the effect of Lorentz force, the electric arc that produces between the first terminal and second terminal elongates rapidly, makes the electric arc of having lighted cool off fast, extinguish;
3, the solid magnets volume of the utility model employing is very little, can satisfy the demand of the high-voltage electric connector of various ways;
4, in sum, avoided the first terminal and second terminal, guaranteed the reliability of high-voltage electric connector, improved the useful life of high-voltage electric connector, avoided the generation of peril by scaling loss.
Description of drawings
Fig. 1 is the front view of first kind of implementation of high-voltage electric connector of this employing magnetic quenching;
Fig. 2 is the left view of first kind of implementation of high-voltage electric connector of employing magnetic quenching;
Fig. 3 is the front view of second kind of implementation of high-voltage electric connector of employing magnetic quenching;
Fig. 4 is the high-voltage electric connector generalized section of the employing magnetic quenching of Fig. 1 correspondence;
The front view of first embodiment that Fig. 5 provides for the utility model;
The vertical view of first embodiment that Fig. 6 provides for the utility model;
The front view of second embodiment that Fig. 7 provides for the utility model;
The vertical view of second embodiment that Fig. 8 provides for the utility model;
The front view of the 3rd embodiment that Fig. 9 provides for the utility model;
The vertical view of the 3rd embodiment that Figure 10 provides for the utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in detail, but they are not to further restriction of the present utility model.
The high-voltage electric connector of the employing magnetic quenching that the utility model provides comprises the first terminal 1 and second terminal 2; It is right that the first terminal 1 contacts with second terminal, 2 compositions; In contact the side is provided with solid magnets 3; The zone of the first terminal 1 and second terminal, 2 generation electric arcs is passed in the magnetic field that solid magnets 3 produces.
In preferred implementation one, one side is provided with solid magnets in contact.
In preferred implementation two, both sides are provided with solid magnets in contact.Contact is opposite to the solid magnets polarity that both sides are provided with, and the zone of the first terminal and second terminal generation electric arc is all passed in the magnetic field of two solid magnets generation.
In preferred implementation three, one side is provided with at least two solid magnets in contact; All solid magnets are stitched together.The zone of the first terminal and second terminal generation electric arc is passed in the total magnetic field that produces after all solid magnets are stitched together.
In preferred implementation four, both sides are provided with at least two solid magnets in contact; All solid magnets of every side are stitched together.Contact is opposite to the polarity by the spliced structure of solid magnets that both sides are provided with, and the zone of the first terminal and second terminal generation electric arc is all passed in both sides by the total magnetic field of solid magnets splicing back generation.
As shown in Figures 1 and 2, in preferred implementation one, one side is provided with solid magnets 3 in contact.
As shown in Figure 3, in the preferred implementation two, both sides are provided with solid magnets a31 and solid magnets b32 in contact.The polarity of solid magnets a31 and solid magnets b32 is opposite, and the zone of the first terminal and second terminal generation electric arc is all passed in the magnetic field of solid magnets a31 and solid magnets b32 generation; The center line B line of solid magnets a31 and solid magnets b32 is through in the arc zone of the first terminal 1 and 2 generations of second terminal.
As shown in Figure 4, second terminal 2 is arranged in second insulating base 5; The first terminal 1 is arranged in first insulating base 6; First insulating base 6 cooperates with second insulating base 5; A side is inlaid with solid magnets 3 in second insulating base 5.The zone of the first terminal 1 and second terminal, 2 generation electric arcs is passed in the magnetic field that solid magnets 3 produces, and the part of solid magnets 3 is in the zone of the first terminal 1 and second terminal, 2 generation electric arcs in other words.The ignition of blocking-up electric arc cooled off fast, extinguishes the electric arc that has produced during separation when solid magnets 3 was used for electric connector the first terminal 1 and second terminal 2 and plugs together.
Fig. 1 and Fig. 2 have provided the magnetic quenching principle schematic of the high-voltage electric connector that is provided with a solid magnets, suppose that here the first terminal is a positive terminal, and second terminal is a negative terminal; When the first terminal 1 and second terminal 2 plugged together, when the first terminal 1 and 2 voltages of second terminal and distance reached certain condition, the electronics on second terminal, 2 matrixes obtained enough big kinetic energy and breaks away from matrix to the first terminal 1 emission, thus generation electric arc.After adding solid magnets 3, the zone of the first terminal 1 and second terminal, 2 generation electric arcs is passed in the magnetic field that solid magnets 3 produces, learn by left hand rule and moving charge in the magnetic field to be subjected to as shown in Figure 2 direction () Lorentz force as can be known or in the other direction, when the Lorentz force of 3 pairs of the first terminals of solid magnets, 1 emission moving electron reaches certain value, the electronic motion course deviation goes out the space between the first terminal 1 and second terminal 2, thereby make the air ionization fully between the first terminal 1 and second terminal 2, thereby make electric arc lose ignition condition, extension ignition; Make the first terminal 1 and second terminal 2 plug together the electric arc that does not produce electric arc or generation in the process and have (even and have electric arc, because the effect of Lorentz force, the electric arc of generation also is the state that is cooled at) in the utmost point short time; When the first terminal 1 separated with second terminal 2, identical with above-mentioned action principle, because the effect of Lorentz force, the electric arc that produces between the first terminal 1 and second terminal 2 elongated rapidly, makes the electric arc of having lighted cool off fast, extinguish; Thereby avoided the first terminal 1 and second terminal 2 by scaling loss, guaranteed the reliability of high-voltage electric connector, improved the useful life of high-voltage electric connector, (the Lorentz force direction that provides among Fig. 2 is the direction under the configuration state in the drawings just to have avoided the generation of peril, but the Lorentz force direction is not limited thereto, and is fixed according to actual conditions).
As shown in Figures 1 and 2, because solid magnets 3 can be done very for a short time, distance between the solid magnets 3 and second terminal 2 is quite near, therefore can regard solid magnets 3 as constant (line of magnetic induction 4 is perpendicular to solid magnets 3 surfaces) in the magnetic field that electric arc produces the zone generation; The electronics initial velocity is made as zero, obtains theoretical formula and is: theoretical magnetic flux density absolute value
And in experiment, find, need satisfy at the absolute value of the outer ledge of the first terminal or second terminal actual magnetic induction P durection component of (with distance solid magnets surface being as the criterion farthest) position shown in A line among Fig. 1:
Wherein, d is the operating distance that produces electric arc between the first terminal 1 and second terminal 2; L is that the first terminal 1 or the second terminal 2(are with big being as the criterion of end face width) the end face width; Q is the electrically charged amount in electron institute; M is an electron mass; U is a first terminal 1 when contacting with second terminal 2, is added in the voltage at the first terminal 1 and second terminal, 2 two ends.Passable by above-mentioned analysis, when the absolute value of the outer ledge of solid magnets 3 the first terminals or second terminal actual magnetic induction P durection component of the actual magnetic induction position of (with distance solid magnets surface being as the criterion farthest) shown in A line among Fig. 1 need satisfy:
Just can play good arc extinguishing effect, can better block, postpone the ignition of electric arc when also promptly plugging together, can better cool off fast the electric arc that has produced, extinguish during separation.
Fig. 3 has provided the magnetic quenching principle schematic of the high-voltage electric connector that is provided with two solid magnets, supposes that here the first terminal is a positive terminal, and second terminal is a negative terminal; When the first terminal 1 and second terminal 2 plugged together, when the first terminal 1 and 2 voltages of second terminal and distance reached certain condition, the electronics on second terminal, 2 matrixes obtained enough big kinetic energy and breaks away from matrix to the first terminal 1 emission, thus generation electric arc.After adding solid magnets a31 and solid magnets b32, the magnetic field that solid magnets a31 and solid magnets b323 produce produces the stack formation total magnetic field, zone of electric arc at the first terminal 1 and second terminal 2, learn that by left hand rule moving charge in the magnetic field is subjected to as shown in Figure 2 direction () Lorentz force (Fig. 2 also is the view of Fig. 3 along the c-c direction simultaneously) as can be known or in the other direction, when the Lorentz force of the first terminal 1 being launched moving electron when the total magnetic field reaches certain value, the electronic motion course deviation goes out the space between the first terminal 1 and second terminal 2, thereby make the air ionization fully between the first terminal 1 and second terminal 2, thereby make electric arc lose the ignition condition, the extension ignition; Make the first terminal 1 and second terminal 2 plug together the electric arc that does not produce electric arc or generation in the process and have (even and have electric arc, because the effect of Lorentz force, the electric arc of generation also is the state that is cooled at) in the utmost point short time; When the first terminal 1 separated with second terminal 2, identical with above-mentioned action principle, because the effect of Lorentz force, the electric arc that produces between the first terminal 1 and second terminal 2 elongated rapidly, makes the electric arc of having lighted cool off fast, extinguish; Thereby avoided the first terminal 1 and second terminal 2 by scaling loss, guaranteed the reliability of high-voltage electric connector, improved the useful life of high-voltage electric connector, avoided the generation of peril.
As shown in Figure 3, because solid magnets 3 can be done very for a short time, the magnetic field that the electric arc generation zone of total magnetic field between the first terminal 1 and second terminal 2 produces is similar to regards constant (line of magnetic induction 4 is perpendicular to solid magnets 3 surfaces) as; If the electronics initial velocity is zero, obtains theoretical formula and be: theoretical magnetic flux density
Be not difficult to find out that simultaneously near the magnetic field the center line between solid magnets a31 and the solid magnets b32 (B line among Fig. 3) is the most weak; Therefore find in experiment that the condition that need satisfy is that the absolute value needs of the actual magnetic induction P durection component of B line position in Fig. 3 satisfy:
Wherein, d is the operating distance that produces electric arc between the first terminal 1 and second terminal 2; L is that the first terminal 1 or the second terminal 2(are with big being as the criterion of end face width) the end face width; Q is the electrically charged amount in electron institute; M is an electron mass; U is a first terminal 1 when contacting with second terminal 2, is added in the voltage at the first terminal 1 and second terminal, 2 two ends.Passable by above-mentioned analysis, when solid magnets a31 and solid magnets b32 need satisfy at the absolute value of the actual magnetic induction P durection component of solid magnets a31 and solid magnets b32 center line B line position:
Just can play good arc extinguishing effect, can better block, postpone the ignition of electric arc when also promptly plugging together, can better cool off fast the electric arc that has produced, extinguish during separation.
Three kinds of implementations of the high-voltage electric connector of the employing magnetic quenching that Fig. 5 to Figure 10 provides for the utility model.
As Fig. 5 and shown in Figure 6, in the present embodiment, the head of first elastic portion 21 is divided into two parts, and the width in first elastic portion, 21 heads zone dimerous is consistent with the width of the head zone of first contact terminal 11; First elastic portion, 21 head two parts are close mutually, and two parts all have a bandy radian; The design feature of first elastic portion 21 is good in order to contact.At the satisfied formula of magnetic flux density
In, L can represent with the width of first contact terminal, 11 heads.
As shown in Figures 7 and 8, in the present embodiment, the head of second elastic portion 22 is divided into three parts, and the width in the zone that second elastic portion, 22 heads, three parts are formed is less than the width of the head zone of second contact terminal 12; Second elastic portion, 22 heads, three parts mutually away from, and three parts all have an aduncate radian; The design feature of second elastic portion 22 is good in order to contact.At the satisfied formula of magnetic flux density
In, L is that the width of second contact terminal, 12 heads is represented.
As Fig. 9 and shown in Figure 10, in the present embodiment, the 3rd elastic portion 23 inner hollow, and head is divided into four parts, and the width of the 3rd elastic part 23 heads is greater than the width of the head zone of the 3rd contact terminal 13; The design feature of the 3rd elastic portion 23 is in order to guarantee excellent contact.At the satisfied formula of magnetic flux density
In, L can represent with the width of the 3rd elastic portion 23 heads.
The high-voltage electric connector of the employing magnetic quenching that provides among above-mentioned three embodiment is mainly used in the power connector in the communications field or the automotive field.
Above-mentioned three embodiment be the magnetic quenching principle that provides of the utility model with solve the high-voltage electric connector contact plug together with separation process in several modes of the electric arc problem that produces, but protection range of the present utility model is not limited in this; Every this principle is applied to electric connector field or near field, all falls into protection range of the present utility model with the product that solves identical or phase near problem.
Claims (9)
1. a high-voltage electric connector that adopts magnetic quenching comprises the first terminal and second terminal; It is right that described the first terminal contacts with second terminal composition; It is characterized in that: the side is provided with solid magnets in described contact.
2. the high-voltage electric connector of employing magnetic quenching according to claim 1 is characterized in that: the zone of the first terminal and second terminal generation electric arc is passed in the magnetic field that described solid magnets produces.
3. the high-voltage electric connector of employing magnetic quenching according to claim 1 and 2 is characterized in that: in described contact one side is provided with solid magnets.
4. the high-voltage electric connector of employing magnetic quenching according to claim 1 and 2 is characterized in that: in described contact both sides are provided with solid magnets.
5. the high-voltage electric connector of employing magnetic quenching according to claim 4 is characterized in that: described contact is opposite to the solid magnets polarity that both sides are provided with, and the zone of the first terminal and second terminal generation electric arc is all passed in the magnetic field of two solid magnets generation.
6. the high-voltage electric connector of employing magnetic quenching according to claim 1 and 2 is characterized in that: in described contact one side is provided with at least two solid magnets; All described solid magnets are stitched together.
7. the high-voltage electric connector of employing magnetic quenching according to claim 6 is characterized in that: the zone of the first terminal and second terminal generation electric arc is passed in the total magnetic field that produces after all described solid magnets are stitched together.
8. the high-voltage electric connector of employing magnetic quenching according to claim 1 and 2 is characterized in that: in described contact both sides are provided with at least two solid magnets; The described solid magnets of all of every side is stitched together.
9. the high-voltage electric connector of employing magnetic quenching according to claim 8, it is characterized in that: described contact is opposite to the polarity by the spliced structure of solid magnets that both sides are provided with, and the zone of the first terminal and second terminal generation electric arc is all passed in both sides by the total magnetic field of solid magnets splicing back generation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320061591 CN203103563U (en) | 2013-02-04 | 2013-02-04 | High-voltage electric connector adopting magnetic quenching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320061591 CN203103563U (en) | 2013-02-04 | 2013-02-04 | High-voltage electric connector adopting magnetic quenching |
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| Publication Number | Publication Date |
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| CN203103563U true CN203103563U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320061591 Expired - Lifetime CN203103563U (en) | 2013-02-04 | 2013-02-04 | High-voltage electric connector adopting magnetic quenching |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103094733A (en) * | 2013-02-04 | 2013-05-08 | 四川华丰企业集团有限公司 | High-voltage electrical connector adopting magnetic quenching |
| CN107809034A (en) * | 2017-11-29 | 2018-03-16 | 绵阳旭立辰科技有限公司 | Magnetic quenching formula high-voltage electric connector |
-
2013
- 2013-02-04 CN CN 201320061591 patent/CN203103563U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103094733A (en) * | 2013-02-04 | 2013-05-08 | 四川华丰企业集团有限公司 | High-voltage electrical connector adopting magnetic quenching |
| CN103094733B (en) * | 2013-02-04 | 2016-08-03 | 四川华丰企业集团有限公司 | Use the high-voltage electric connector of magnetic quenching |
| CN107809034A (en) * | 2017-11-29 | 2018-03-16 | 绵阳旭立辰科技有限公司 | Magnetic quenching formula high-voltage electric connector |
| CN107809034B (en) * | 2017-11-29 | 2023-11-24 | 旭立辰新能源(东莞)有限公司 | Magnetic blowout type high-voltage electric connector |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 621000 No. 36 Yuejin Road, Sichuan, Mianyang Patentee after: Sichuan Huafeng Technology Co.,Ltd. Address before: 621000 No. 36 Yuejin Road, Sichuan, Mianyang Patentee before: SICHUAN HUAFENG ENTERPRISE GROUP Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |