CN206259523U - Suitable for the electric connector of high-voltage large current - Google Patents
Suitable for the electric connector of high-voltage large current Download PDFInfo
- Publication number
- CN206259523U CN206259523U CN201621261967.6U CN201621261967U CN206259523U CN 206259523 U CN206259523 U CN 206259523U CN 201621261967 U CN201621261967 U CN 201621261967U CN 206259523 U CN206259523 U CN 206259523U
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- CN
- China
- Prior art keywords
- hole
- jack
- female
- plug division
- terminal
- 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.)
- Expired - Fee Related
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model belongs to high-voltage large current electrical connection field, more particularly to a kind of electric connector suitable for high-voltage large current, including female connecting terminal and public access terminal, female connecting terminal includes female end wire portion and female end Plug Division, public access terminal includes male end wire portion and male end Plug Division, female end Plug Division offers the first jack, male end Plug Division is plugged in the first jack, male end Plug Division offers the second jack towards the end face of the first jack bottom hole, female connecting terminal include be connected with female end Plug Division and located at the first jack bottom hole and be plugged in the second jack and be in shaft-like setting hole inner terminal.By the design of the second jack and hole inner terminal, increased hole inner terminal outer wall and the electrical contact of the second jack hole wall, namely it is the increase in the contact area between female connecting terminal and public access terminal, and increase the contact area between female connecting terminal and public access terminal, the contact resistance between female connecting terminal and public access terminal is reduced, the caloric value of electric connector is reduced.
Description
Technical field
The utility model belongs to high-voltage large current electrical connection field, more particularly to a kind of suitable for high-voltage large current
Electric connector.
Background technology
Suitable for the electric connector of high-voltage large current, for connecting two electric leads, including female connecting terminal and public access terminal,
Female connecting terminal offers jack, and public access terminal is plugged in jack, and public access terminal and female connecting terminal are connect by the hole wall and mother of jack
Electrical connection is realized in contact between the outer wall of terminal.But the current electric connector suitable for high-voltage large current is universal logical
It is common to there is a problem of overheat when electric.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided one kind is applied to high-voltage large current
Electric connector, its aim to solve the problem that be powered when there is a problem of overheat.
What the utility model was realized in：
A kind of electric connector suitable for high-voltage large current, including female connecting terminal and public access terminal, female connecting terminal
Including the female end wire portion electrically connected with an electric lead, and the female end Plug Division being connected with the female end wire portion, the public affairs
Connecting terminal includes the male end wire portion electrically connected with another electric lead, and is connected and in shaft-like setting with the male end wire portion
Male end Plug Division, the female end Plug Division offers the first jack, and the male end Plug Division is plugged in first jack, institute
State male end Plug Division outer wall to be made electrical contact with the first jack hole wall, the male end Plug Division is towards the first jack bottom hole
End face offers the second jack, and female connecting terminal includes being connected with the female end Plug Division and located at the first jack bottom hole
And it is plugged in second jack and in the hole inner terminal of shaft-like setting, the hole inner terminal outer wall and the second jack hole wall
Electrical contact.
Alternatively, the hole inner terminal is detachably connected with the female end Plug Division.
Alternatively, the female end Plug Division offers hole internal plug seat, female connecting terminal in the bottom hole of first jack
Deviate from the end of the public access terminal and be plugged in the hole interpolation pole for stating hole internal plug seat including being connected in the hole inner terminal.
Alternatively, to be included in the hole inner terminal convex in the week side of boss away from the end of the public access terminal for female connecting terminal
If spacing preiection.
Alternatively, the hole wall of the hole internal plug seat is provided with the first internal thread, the bar wall of the hole interpolation pole be provided with it is described
First external screw thread of the first internal thread threaded.
Alternatively, the bar footpath of the hole interpolation pole is more than the bar footpath of the hole inner terminal, and the female end Plug Division is in described
Connecting hole is provided between hole internal plug seat and first jack, the hole wall of the connecting hole is provided with the second internal thread, the connection
Aperture of the aperture in hole more than the hole internal plug seat；
Female connecting terminal is included for the hole interpolation pole to be pressed in into briquetting in the hole of the hole internal plug seat, the hole
Internal pressure hole offers the perforation passed through for the hole inner terminal, and briquetting periphery is provided with and the second internal thread screw thread in the hole
Second external screw thread of connection.
Alternatively, the female end wire portion offers the 3rd jack for the insertion of corresponding electric lead；
Female connecting terminal includes being connected with the female end wire portion and located at the 3rd jack bottom hole and for being pierced into
With contact pin in the hole of corresponding electric lead.
Alternatively, the public access terminal includes the towards the end of first jack in the male end Plug Division
One insulated finger cuff；
And/or, female connecting terminal is included in the hole inner terminal towards the second of the end of second jack
Insulated finger cuff.
Alternatively, female connecting terminal includes being placed in the first hat spring of first jack, the outer wall of the first hat spring
Hole wall with first jack makes electrical contact with, and the inwall of the first hat spring makes electrical contact with male end Plug Division outer wall；
And/or, the public access terminal include be placed in second jack second hat spring, it is described second hat spring outer wall with
The hole wall electrical contact of second jack, the inwall of the second hat spring makes electrical contact with the hole inner terminal outer wall.
Based on structure of the present utility model, by the design of the second jack and hole inner terminal so that female connecting terminal and public access
Electrical contact between terminal, on the basis of male end Plug Division outer wall and the electrical contact of the first jack hole wall, increased hole inner terminal
Outer wall and the second jack hole wall make electrical contact with, namely are the increase in the contact area between female connecting terminal and public access terminal, and increase
Contact area between female connecting terminal and public access terminal, reduces the contact resistance between female connecting terminal and public access terminal, then root
Understand that the reduction of the contact resistance between female connecting terminal and public access terminal correspondingly reduces the heating of electric connector according to electricity
Amount, and in the case of identical caloric value, increase the current carrying capacity of electric connector.
Additionally, using this structure, can be without the dimensions of change electric connector, so, for using the electrical connection
The electric equipment of device, other parts will not be changed because electric connector is changed.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model embodiment, below will be to make needed for embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Other accompanying drawings.
Fig. 1 be the utility model embodiment one provide the electric connector confined state suitable for high-voltage large current under
Sectional view；
Fig. 2 be the utility model embodiment one provide the electric connector confined state suitable for high-voltage large current before
Sectional view；
Fig. 3 is female connecting terminal the electric connector suitable for high-voltage large current that the utility model embodiment one is provided
Decomposing state sectional view；
Fig. 4 is public access terminal the electric connector suitable for high-voltage large current that the utility model embodiment one is provided
Decomposing state sectional view；
Fig. 5 is female connecting terminal the electric connector suitable for high-voltage large current that the utility model embodiment two is provided
Decomposing state sectional view；
Fig. 6 is female connecting terminal the electric connector suitable for high-voltage large current that the utility model embodiment three is provided
Sectional view；
Fig. 7 is the exploded view of Fig. 6；
Fig. 8 is female connecting terminal the electric connector suitable for high-voltage large current that the utility model example IV is provided
Decomposing state sectional view；
Fig. 9 be the utility model embodiment five provide the electric connector confined state suitable for high-voltage large current under
Sectional view；
Figure 10 be the utility model embodiment five provide the electric connector confined state suitable for high-voltage large current before
Sectional view；
Figure 11 be the utility model embodiment six provide the electric connector confined state suitable for high-voltage large current under
Sectional view；
Figure 12 be the utility model embodiment six provide the electric connector confined state suitable for high-voltage large current before
Sectional view.
Drawing reference numeral explanation：
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and implementation
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only used to explain this
Utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
Only it is phase each other also, it should be noted that the orientation term such as left and right, upper and lower in the utility model embodiment
It is reference to concept or with the normal operating condition of product, and should not be regarded as restrictive.
Embodiment one
The utility model embodiment provides a kind of electric connector suitable for high-voltage large current, for connecting two conductances
Line.
As shown in Figures 1 to 4, should be applied to electric connector of high-voltage large current includes female connecting terminal 100, and with mother
The public access terminal 200 that the grafting of connecting terminal 100 coordinates.Female connecting terminal 100 includes the female end wire portion electrically connected with an electric lead
110, and the female end Plug Division 120 being connected with female end wire portion 110, public access terminal 200 with another electric lead including electrically connecting
Male end wire portion 210, and be connected with male end wire portion 210 and in the male end Plug Division 220 of shaft-like setting.Female end Plug Division
120 offer the first jack 101, and male end Plug Division 220 is plugged in the first jack 101, and the outer wall of male end Plug Division 220 and first insert
The hole wall electrical contact of hole 101.Male end Plug Division 220 offers the second jack 201 towards the end face of the bottom hole of the first jack 101, and mother connects
Terminal 100 include be connected with female end Plug Division 120 and located at the bottom hole of the first jack 101 and be plugged in the second jack 201 and be in bar
The hole inner terminal 130 that shape is set, the outer wall of hole inner terminal 130 and the hole wall of the second jack 201 make electrical contact with.
Based on said structure, by the design of the second jack 201 and hole inner terminal 130 so that female connecting terminal 100 and public access
Electrical contact between terminal 200, on the basis of the outer wall of male end Plug Division 220 and the electrical contact of the hole wall of the first jack 101, increased
The outer wall of hole inner terminal 130 and the hole wall of the second jack 201 make electrical contact with, namely be the increase in female connecting terminal 100 and public access terminal 200 it
Between contact area, and increase the contact area between female connecting terminal 100 and public access terminal 200, reduce the He of female connecting terminal 100
Contact resistance between public access terminal 200, understands further according to electricity, the contact electricity between female connecting terminal 100 and public access terminal 200
The reduction of resistance, correspondingly reduces the caloric value of electric connector, and in the case of identical caloric value, increase electric connector
Current carrying capacity.
Additionally, using this structure, can be without the dimensions of change electric connector, so, for using the electrical connection
The electric equipment of device, other parts will not be changed because electric connector is changed.
In the utility model embodiment, female connecting terminal 100 includes being placed in the first hat spring 140 of the first jack 101, the first hat
The hole wall electrical contact of the outer wall of spring 140 and the first jack 101, the inwall of the first hat spring 140 connects with the outer wall electricity of male end Plug Division 220
Touch, and public access terminal 200 includes being placed in the second hat spring 230 of the second jack 201, the outer wall and the second jack of the second hat spring 230
201 hole wall electrical contact, the inwall of the second hat spring 230 makes electrical contact with the outer wall of hole inner terminal 130.
In the utility model embodiment, hole inner terminal 130 is detachably connected with female end Plug Division 120.So, can basis
Actual conditions come judge whether need on female end Plug Division 120 pilot hole inner terminal 130.Such as, the electric connector is applied to low
During the usage scenario of voltage low current, cost can be advantageously reduced without pilot hole inner terminal 130.Additionally, in actual production
During, it is adaptable to the electric connector of high-voltage large current and the electric connector suitable for low-voltage low current, part producing line
Can share.
Specifically, female end Plug Division 120 offers hole internal plug seat 121, female connecting terminal 100 in the bottom hole of the first jack 101
Including being connected in hole inner terminal 130 the hole interpolation pole 131 for deviating from the end of public access terminal 200 and being plugged in hole internal plug seat 121.
Further, the hole wall of hole internal plug seat 130 is provided with the first internal thread, and the bar wall of hole interpolation pole 131 is provided with and first
First external screw thread of internal thread threaded.Based on this, by the first internal thread and the first externally threaded setting, hole inner terminal
Between 130 and female end Plug Division 120 realize be connected through a screw thread structure connection, and screw connection structure have be easily installed and tear open
The advantage unloaded.Additionally, using screw connection structure, it can be ensured that have between hole inner terminal 130 and female end Plug Division 120 and relatively fill
The contact surface for dividing, it is to avoid occur the larger problem of contact resistance between hole inner terminal 130 and female end Plug Division 120.
Further, it is convexly equipped with spacing preiection 132 in the week side of boss away from the end of public access terminal 200 in hole inner terminal 130.
So, by the setting of spacing preiection 132, during hole inner terminal 130 is connected into female end Plug Division 120, when spacing
Raised 132 contradict to after the bottom hole of the first jack 101, will play the grafting of limiting holes inner terminal 130 excessive.
In the utility model embodiment, female end wire portion 110 offers the 3rd jack for the insertion of corresponding electric lead
102, male end wire portion 210 offers the 4th jack 202 for the insertion of corresponding electric lead.
Embodiment two
As shown in figure 5, the present embodiment is with the difference of embodiment one, female connecting terminal 100 also includes and female end wire portion
110 connect and located at the bottom hole of the 3rd jack 102 and for being pierced into and contact pin 150 in the hole of corresponding electric lead.Based on this structure,
When electric lead is crimped into three jacks 102, by contact pin 150 in the hole wall of the 3rd jack 102 and hole and the company of electric lead
Connect, the contact area between female connecting terminal 100 and electric lead can be improved, reduce contact resistance.
Further, hole internal plug seat 121 is through to the 3rd jack 102, and hole inner terminal 130 integrally sets with contact pin in hole 150
Put.Based on this, it is wholely set by contact pin 150 in hole inner terminal 130 and hole, female connecting terminal 100 is divided into two parts,
In production process, manufacture respectively, advantageously reduce the difficulty of the manufacturing, reduce production cost.
Embodiment three
As shown in Figure 6 and Figure 7, the present embodiment is that spacing preiection 132 is located at contact pin in hole with the difference of embodiment two
150 in the week side of boss towards the end of public access terminal 200.So, hole internal plug seat 121 and hole inner terminal 130 are from the 3rd jack 102 1
Hole internal plug seat 121 and hole inner terminal 130 are connected to hole internal plug seat 130 by side.
Example IV
As shown in figure 8, the present embodiment is with the difference of embodiment one, hole inner terminal 130 is with female end Plug Division 120 integrally
Set.Based on this, it is wholely set with female end Plug Division 120 by hole inner terminal 130, hole inner terminal 130 and female end can be increased
Bonding strength between Plug Division 120.Additionally, being wholely set with female end Plug Division 120 by hole inner terminal 130, hole inner terminal
130 do not exist the excessive problem of contact resistance with female end Plug Division 120.
Embodiment five
As shown in Figure 9 and Figure 10, the present embodiment is that public access terminal 200 includes being located at male end with the difference of embodiment one
Towards the first insulated finger cuff 160 of the end of the first jack 101 in Plug Division 220.When public access terminal 200 and female connecting terminal 100
When not yet grafting coordinates, there is staff's false touch to public access terminal 200, typically false touch is to direction in male end Plug Division 220
The end of the first jack 101, such as public access terminal 200 have connect electricity, and staff can be caused to get an electric shock, and pass through the first insulated finger cuff
160 setting, even if staff's false touch is to public access terminal 200, because the first insulated finger cuff 160 is present, it is to avoid work people
Member gets an electric shock.
Further, female connecting terminal 100 includes second towards the end of the second jack 201 in hole inner terminal 130
Insulated finger cuff 240.When public access terminal 200 is with the not yet grafting cooperation of female connecting terminal 100, there is staff's false touch and connect end to mother
Son 100, typically false touch have connect electricity to the end of the second jack 201 of direction in hole inner terminal 130, such as female connecting terminal 100, can lead
Cause staff to get an electric shock, and pass through the setting of the second insulated finger cuff 240, even if staff's false touch is to mother's connecting terminal 100, due to
Second insulated finger cuff 240 is present, it is to avoid staff's electric shock.
In above-mentioned, the first insulated finger cuff 160 and the second insulated finger cuff 240 have insulation plastic cement to support, such as polyphenylene sulfide, poly-
Four Buddhist ethene, polyphenylene sulfide etc..
Embodiment six
As is illustrated by figs. 11 and 12, the present embodiment is that the bar footpath of hole interpolation pole 131 is more than hole with the difference of embodiment five
The bar footpath of inner terminal, female end Plug Division 120 is provided with connecting hole 122, connecting hole between the jack 101 of hole internal plug seat 121 and first
122 hole wall is provided with the second internal thread, the aperture of the aperture more than hole internal plug seat 121 of connecting hole 122, and female connecting terminal 100 is also
Including for hole interpolation pole 131 to be pressed in into briquetting 170 in the hole of hole internal plug seat 121, briquetting 170 offers inner for hole in hole
The perforation that son 130 is passed through, the periphery of briquetting 170 is provided with the second external screw thread being threadedly coupled with the second internal thread in hole.Based on this, lead to
The second internal thread and the second externally threaded setting are crossed, realizes being connected through a screw thread between hole inner terminal 130 and female end Plug Division 120
Structure is connected, and screw connection structure has the advantages that to be easily installed and dismantles.
Preferred embodiment of the present utility model is these are only, is not used to limit the utility model, it is all in this practicality
Any modification, equivalent or improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of electric connector suitable for high-voltage large current, including female connecting terminal and public access terminal, female connecting terminal bag
The female end wire portion electrically connected with an electric lead is included, and the female end Plug Division being connected with the female end wire portion, the public access
Terminal includes the male end wire portion electrically connected with another electric lead, and is connected and in shaft-like setting with the male end wire portion
Male end Plug Division, it is characterised in that the female end Plug Division offers the first jack, the male end Plug Division is plugged in described
One jack, male end Plug Division outer wall makes electrical contact with the first jack hole wall, and the male end Plug Division is towards described first
The end face of jack bottom hole offers the second jack, and female connecting terminal includes being connected with the female end Plug Division and located at described the
One jack bottom hole and it is plugged in second jack and in the hole inner terminal of shaft-like setting, the hole inner terminal outer wall and described the
Two jack hole walls make electrical contact with.
2. the electric connector suitable for high-voltage large current as claimed in claim 1, it is characterised in that the hole inner terminal with
The female end Plug Division is detachably connected.
3. as claimed in claim 2 suitable for the electric connector of high-voltage large current, it is characterised in that the female end Plug Division
Hole internal plug seat is offered in the bottom hole of first jack, female connecting terminal deviates from institute including being connected in the hole inner terminal
State the end of public access terminal and be plugged in the hole interpolation pole for stating hole internal plug seat.
4. as claimed in claim 3 suitable for the electric connector of high-voltage large current, it is characterised in that female connecting terminal bag
Include the spacing preiection in the week side of boss projection away from the end of the public access terminal in the hole inner terminal.
5. as claimed in claim 3 suitable for the electric connector of high-voltage large current, it is characterised in that the hole internal plug seat
Hole wall is provided with the first internal thread, and the bar wall of the hole interpolation pole is provided with the first outer spiral shell with the first internal thread threaded
Line.
6. as claimed in claim 3 suitable for the electric connector of high-voltage large current, it is characterised in that the hole interpolation pole
More than the bar footpath of the hole inner terminal, the female end Plug Division is provided between the hole internal plug seat and first jack in bar footpath
Connecting hole, the hole wall of the connecting hole is provided with the second internal thread, the aperture of the aperture more than the hole internal plug seat of the connecting hole；
Female connecting terminal is included for the hole interpolation pole to be pressed in into briquetting in the hole of the hole internal plug seat, the hole internal pressure
Hole offers the perforation passed through for the hole inner terminal, and briquetting periphery is provided with and is threadedly coupled with second internal thread in the hole
The second external screw thread.
7. as claimed in claim 3 suitable for the electric connector of high-voltage large current, it is characterised in that the female end wire portion
Offer the 3rd jack for the insertion of corresponding electric lead；
Female connecting terminal includes being connected with the female end wire portion and located at the 3rd jack bottom hole and for piercing and phase
Contact pin in the hole of the electric lead answered.
8. the electric connector suitable for high-voltage large current as any one of claim 1 to 7, it is characterised in that institute
Hole inner terminal is stated to be wholely set with the female end Plug Division.
9. the electric connector suitable for high-voltage large current as any one of claim 1 to 7, it is characterised in that institute
State the first insulated finger cuff that public access terminal includes in the male end Plug Division towards the end of first jack；
And/or, female connecting terminal includes the second insulation towards the end of second jack in the hole inner terminal
Fingerstall.
10. the electric connector suitable for high-voltage large current as any one of claim 1 to 6, it is characterised in that institute
Stating female connecting terminal includes being placed in the first hat spring of first jack, the outer wall of the first hat spring and the hole of first jack
Wall makes electrical contact with, and the inwall of the first hat spring makes electrical contact with male end Plug Division outer wall；
And/or, the public access terminal include be placed in second jack second hat spring, it is described second hat spring outer wall with it is described
The hole wall electrical contact of the second jack, the inwall of the second hat spring makes electrical contact with the hole inner terminal outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621261967.6U CN206259523U (en) | 2016-11-21 | 2016-11-21 | Suitable for the electric connector of high-voltage large current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621261967.6U CN206259523U (en) | 2016-11-21 | 2016-11-21 | Suitable for the electric connector of high-voltage large current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206259523U true CN206259523U (en) | 2017-06-16 |
Family
ID=59025965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621261967.6U Expired - Fee Related CN206259523U (en) | 2016-11-21 | 2016-11-21 | Suitable for the electric connector of high-voltage large current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206259523U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654650A (en) * | 2016-11-21 | 2017-05-10 | 深圳龙友科技股份有限公司 | Electrical connector suitably used for high-voltage large current |
| CN107700558A (en) * | 2017-09-28 | 2018-02-16 | 河海大学 | The installation of steel reinforcement cage and stress monitoring method in cast-in-place concrete pile |
| CN110556655A (en) * | 2018-05-30 | 2019-12-10 | 中兵航联科技股份有限公司 | High-vibration-resistance waterproof high-power electric connector |
-
2016
- 2016-11-21 CN CN201621261967.6U patent/CN206259523U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654650A (en) * | 2016-11-21 | 2017-05-10 | 深圳龙友科技股份有限公司 | Electrical connector suitably used for high-voltage large current |
| CN107700558A (en) * | 2017-09-28 | 2018-02-16 | 河海大学 | The installation of steel reinforcement cage and stress monitoring method in cast-in-place concrete pile |
| CN110556655A (en) * | 2018-05-30 | 2019-12-10 | 中兵航联科技股份有限公司 | High-vibration-resistance waterproof high-power electric connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20201121 |