CN203813090U - Terminal plug - Google Patents
Terminal plug Download PDFInfo
- Publication number
- CN203813090U CN203813090U CN201420152918.3U CN201420152918U CN203813090U CN 203813090 U CN203813090 U CN 203813090U CN 201420152918 U CN201420152918 U CN 201420152918U CN 203813090 U CN203813090 U CN 203813090U
- Authority
- CN
- China
- Prior art keywords
- pin
- main power
- side wall
- plug
- hot plug
- 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 - Lifetime
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000004308 accommodation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a terminal plug. The terminal plug comprises a pedestal (1) and two main power pins (2) arranged on the pedestal (1) and used for being connected with a main power circuit; the central section of each main power pin (2) is embedded into the pedestal (1); the terminal plug also comprises a grounding pin (3) and a hot plug pin (4) which are installed on the pedestal (1); the central section of the grounding pin (3) and the central section of the hot plug pin (4) are embedded into the pedestal (1); and the hot plug pin (4) is electrically connected with one main power pin (2). The terminal plug is advantaged in that the terminal plug is provided with the hot plug pin structure, pre-charge and pre-discharge functions can be achieved during hot plug processes, and the sparking phenomenon can be effectively avoided during the hot plug processes.
Description
Technical field
The utility model relates to electrical connector technical field, more particularly, relates to a kind of terminal plug.
Background technology
In prior art, terminal plug comprises base, and two main power pins for being connected with main power circuit, and the middle part of main power pin is embedded in base.When terminal plug is installed and used, it is fixedly mounted on pcb board.Because the scope of the voltage passing through, electric current is larger, existing terminal plug exists and can not realize the safety such as precharge and pre-arcing problem in the time of hot plug.
Utility model content
The technical problems to be solved in the utility model is, has the defect that can not realize the safety such as precharge and pre-arcing problem for the above-mentioned terminal plug of prior art when the hot plug, safe and reliable terminal plug when a kind of hot plug is provided.
The utility model solves the technical scheme that its technical problem adopts: the utility model has been constructed a kind of terminal plug, comprises base, and two main power pins for being connected with main power circuit; The middle part of described main power pin is embedded in described base; Described terminal plug also comprises the grounding pin for ground connection, and for realizing the hot plug pin of precharge and pre-arcing with described main power pin; The middle part of described grounding pin and described hot plug pin is embedded at respectively in described base; Described hot plug pin is electrically connected with main power pin described in one of them.
In terminal plug described in the utility model, described grounding pin is between two described main power pins, and described grounding pin and the distribution triangular in shape of two described main power pins.
In terminal plug described in the utility model, one in two described main power pins is long main power pin, and another is short main power pin; The distance of described hot plug pin and described short main power pin is less than the distance of described hot plug pin and the main power pin of described length; Described hot plug pin is electrically connected with described short main power pin.
In terminal plug described in the utility model, described base comprises pedestal; Described pedestal comprises the first side wall face and second side wall surface of adjacent setting; One end of the main power pin of described length, described short main power pin, described grounding pin and described hot plug pin protrudes from described the first side wall face, and the other end of the main power pin of described length, described short main power pin, described grounding pin and described hot plug pin protrudes from described the second side wall surface.
In terminal plug described in the utility model, length and described hot plug pin that the main power pin of described length protrudes from described the first side wall face protrude from the equal in length of described the first side wall face, and the main power pin of the described length length that protrudes from described the first side wall face is greater than described short main power pin and protrudes from the length of described the first side wall face.
In terminal plug described in the utility model, the length that described grounding pin protrudes from described the first side wall face is greater than the main power pin of described length and protrudes from the length of described the first side wall face.
In terminal plug described in the utility model, the cross-sectional area of two described main power pins and described grounding pin is identical.
In terminal plug described in the utility model, the edge of described the first side wall face is provided with baffle plate; Described baffle plate encloses the spatial accommodation that is formed for the one end that holds described main power pin, described grounding pin and described hot plug pin.
In terminal plug described in the utility model, on the inwall of described baffle plate, be provided with error-proof structure.
In terminal plug described in the utility model, the cross-sectional area of described hot plug pin is less than the cross-sectional area of described main power pin.
Implement terminal plug of the present utility model, there is following beneficial effect: described terminal plug is provided with the structure of hot plug pin, in the time of hot plug, can realize the function of precharge and pre-arcing, while effectively avoiding hot plug, produce spark phenomenon.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the perspective view of the terminal plug that provides of the utility model preferred embodiment;
Fig. 2 is another three-dimensional structure diagram of the terminal plug shown in Fig. 1.
Embodiment
In order to solve the problem that can not realize precharge and pre-arcing that in prior art, terminal plug occurs when hot-swappable, improvement of the present utility model is to increase a hot plug pin, the Design of length that one of them main power pin is protruded to the first side wall face is the length that is less than hot plug pin and protrudes from the first side wall face, and the cross-sectional area of hot plug pin is less than the cross-sectional area of main power pin.When terminal plug is connected with terminal socket, hot plug pin first electric; When terminal plug separates with terminal socket, power-off after hot plug pin.Because the sectional area of hot plug pin is less than power pin, therefore in plug process, reduced pick-up current by hot plug pin, while effectively avoiding hot plug, produce spark phenomenon, solved terminal plug in prior art and in the time of hot plug, had the problem that can not realize precharge and pre-arcing.
Understand for technical characterictic of the present utility model, object and effect being had more clearly, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1 and Figure 2, preferred embodiment of the present utility model provides a kind of terminal plug, and it is fixed on pcb board (not shown) and above uses, and one end of this terminal plug is for pegging graft with pcb board, and its other end is used for and terminal socket (not shown) is pegged graft.Described terminal plug comprises base 1, power pin 2, grounding pin 3 and hot plug pin 4.Power pin 2, grounding pin 3 and hot plug pin 4 are installed on base 1.
As shown in Figure 1 and Figure 2, particularly, base 1 comprises pedestal 11, baffle plate 12, error-proof structure and keeper 14.Wherein: pedestal 11 is roughly rectangular structure, it comprises the first side wall face 111 and second side wall surface 112 of adjacent setting, and the first side wall face 111 is mutually vertical with the second side wall surface 112.Power pin 2, grounding pin 3 and hot plug pin 4 are arranged on respectively on pedestal 11, and the middle part of power pin 2, grounding pin 3 and hot plug pin 4 is embedded at respectively in pedestal 11, make the both ends of power pin 2, grounding pin 3 and hot plug pin 4 protrude from respectively pedestal 11.
Baffle plate 12 is roughly the rectangular structure of hollow, and it is arranged on the edge of the first side wall face 111, is also that baffle plate 12 is extended away from the direction of pedestal 11 by the edge, edge of the first side wall face 111.This baffle plate 12 encloses the spatial accommodation that is formed for the one end that holds main power pin 2, grounding pin 3 and hot plug pin 4.In the present embodiment, baffle plate 12 is one-body molded with pedestal 11.This baffle plate 12 arranges a circle along the edge of the first side wall face 111.In other embodiment of the present utility model, baffle plate 12 can also be interrupted and arrange along the edge of the first side wall face 111.
Error-proof structure is used for preventing when described terminal plug and terminal socket from pegging graft mutually anti-inserted, and it is arranged on the inwall of baffle plate 12.In the present embodiment, error-proof structure is fool proof projection 13, and this fool proof projection 13 is roughly square list structure, and it is convexly equipped with on the inwall of baffle plate 12.In the present embodiment, fool proof projection 13 is provided with two.Owing to being provided with the structure of fool proof projection 13 in described terminal plug, correspondingly, in terminal socket, be provided with the fool proof groove suitable with this fool proof projection 13.In other embodiment of the present utility model, this error-proof structure can also adopt fool proof groove.Adopt the structure of above-mentioned fool proof projection 13, when described terminal plug and terminal socket are pegged graft mutually, can effectively prevent from damaging main power pin 2, grounding pin 3 and hot plug pin 4.
Keeper 14 for playing positioning action in the time that described terminal plug is installed, and it is convexly equipped with on the second side wall surface 112.This keeper 14 is cylindrical-shaped structure, and it is provided with two.Plane and the first side wall face 111 at the axis place of two keepers 14 are parallel to each other.Adopt the structure of above-mentioned keeper 14, be convenient to described terminal plug and be arranged on the location on pcb board.
As shown in Figure 1 and Figure 2, power pin 2 is for being connected with main power circuit (not shown), and it is roughly L shaped structure and end face for circular, this power pin 2 can also be interpreted as be bent to form by cylindrical-shaped structure L shaped.One end of this power pin 2 protrudes from the first side wall face 111, and its other end protrudes from the second side wall surface 112.This power pin 2 is two, and one in two main power pins 2 is long main power pin 21, and another is short main power pin 22.Long main power pin 21 and one end of short main power pin 22 lay respectively on the first side wall face 111 two adjacent corner position places.The distance of hot plug pin 4 and short main power pin 22 is less than the distance of hot plug pin 4 and long main power pin 21, and hot plug pin 4 is electrically connected with short main power pin 22.
As shown in Figure 1 and Figure 2, grounding pin 3 is for ground connection, and it is electrically connected with the earth terminal of main power circuit.This grounding pin 3 is roughly L shaped structure equally, and its end face is circular, and one end of this grounding pin 3 protrudes from the first side wall face 111, and its other end protrudes from the second side wall surface 112.The cross-sectional area of long main power pin 21, short main power pin 22 and grounding pin 3 is identical, and also the amount of damming of long main power pin 21, short main power pin 22 and grounding pin 3 is identical.The length that grounding pin 3 protrudes from the first side wall face 111 is greater than long power pin 21 and protrudes from the length of the first side wall face 111, is also the length maximum of the first side wall face 111 that protrudes from of grounding pin 3.Adopt the structure of above-mentioned grounding pin 3, due to the length maximum of the first side wall face 111 that protrudes from of grounding pin 3, in the time of described terminal plug and terminal socket, described grounding pin 3 first contacts conductively with the grounding pin in terminal socket, thus the fail safe can improve described terminal plug use time.
In the present embodiment, grounding pin 3 is between two main power pins 2, and grounding pin 3 and the distribution triangular in shape of two main power pins 2.Preferably, grounding pin 3 and two main power pins 2 are isosceles triangle distribution.Two main power pins 2 adopt Triangle-Profile structure with grounding pin 3, can meet main power pin 2 and the electric clearance of grounding pin 3 and the requirement of creepage distance in described terminal plug, the requirement of strength can meet again described terminal plug and terminal socket grafting time.
As shown in Figure 1 and Figure 2, hot plug pin 4 is roughly L shaped structure equally, and its end face is circular.The distance of this hot plug pin 4 and short power pin 22 is less than the distance of hot plug pin 4 and long power pin 21, be also that hot plug pin 4 is more close to short power pin 22, and this hot plug pin 4 is electrically connected with short main power pin 22.In the present embodiment, one end that two power pins 2, grounding pin 3 and hot plug pins 4 protrude from the first side wall face 111 is arranged in parallel, and one end that two power pins 2, grounding pin 3 and hot plug pins 4 protrude from the second side wall surface 112 is arranged in parallel.
In the present embodiment, the length that long main power pin 21 protrudes from the first side wall face 111 is greater than short main power pin 22 and protrudes from the length of the first side wall face 111, and length and hot plug pin 4 that long main power pin 21 protrudes from the first side wall face 111 protrude from the equal in length of the first side wall face 111.The cross-sectional area of hot plug pin 4 is less than the cross-sectional area of short main power pin 22, is also the amount of damming that the amount of damming of hot plug pin 4 is less than short main power pin 22.In the time that described terminal plug and terminal socket are pegged graft mutually, the hot plug pin 4 in terminal plug first contacts with the hot plug electric conductor (not shown) in terminal socket, thereby realizes little current lead-through; In the time that described terminal plug and terminal socket are separated from each other, the hot plug electric conductor in terminal socket and the rear disconnection of this hot plug pin 4, be also to disconnect after little electric current, and it is safe.Adopt the structure of hot plug pin 4, the precharge can realize described terminal plug plug time and the function of pre-arcing, produce spark phenomenon while effectively avoiding described terminal plug and terminal socket hot plug.
In the present embodiment, the length that long main power pin 21, short main power pin 22, grounding pin 3 and hot plug pin 4 protrude from the second side wall surface 112 equates respectively, adopts this structure, is convenient to described terminal plug and is arranged on pcb board.
While using the terminal plug that as above embodiment provides, because described terminal plug adopts grounding pin 3 and two main power pin 2 distributed architectures triangular in shape, can meet main power pin 2 and the electric clearance of grounding pin 3 and the requirement of creepage distance in described terminal plug, the requirement of strength can meet again described terminal plug and terminal socket grafting time; Moreover described terminal plug is provided with the structure of hot plug pin 4, the precharge can realize plug time and the function of pre-arcing, produce spark phenomenon while effectively avoiding hot plug.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not departing from the scope situation that the utility model aim and claim protect, also can make a lot of forms, within these all belong to protection of the present utility model.
Claims (10)
1. a terminal plug, comprises base (1), and two main power pins (2) for being connected with main power circuit; The middle part of described main power pin (2) is embedded in described base (1); It is characterized in that: described terminal plug also comprises the grounding pin (3) for ground connection, and for realizing the hot plug pin (4) of precharge and pre-arcing with described main power pin (2); Described grounding pin (3) is embedded at respectively in described base (1) with the middle part of described hot plug pin (4); Described hot plug pin (4) is electrically connected with main power pin (2) described in one of them.
2. terminal plug according to claim 1, is characterized in that: described grounding pin (3) is positioned between two described main power pins (2), and described grounding pin (3) and two described main power pins (2) distribution triangular in shape.
3. terminal plug according to claim 1, is characterized in that: one in two described main power pins (2) is long main power pin (21), and another is short main power pin (22); The distance of described hot plug pin (4) and described short main power pin (22) is less than the distance of described hot plug pin (4) and the main power pin of described length (21); Described hot plug pin (4) is electrically connected with described short main power pin (22).
4. terminal plug according to claim 3, is characterized in that: described base (1) comprises pedestal (11); Described pedestal (11) comprises the first side wall face (111) and the second side wall surface (112) of adjacent setting; One end of the main power pin of described length (21), described short main power pin (22), described grounding pin (3) and described hot plug pin (4) protrudes from described the first side wall face (111), and the other end of the main power pin of described length (21), described short main power pin (22), described grounding pin (3) and described hot plug pin (4) protrudes from described the second side wall surface (112).
5. terminal plug according to claim 4, it is characterized in that: length and described hot plug pin (4) that the main power pin of described length (21) protrudes from described the first side wall face (111) protrude from the equal in length of described the first side wall face (111), and the main power pin of described length (21) length that protrudes from described the first side wall face (111) is greater than described short main power pin (22) and protrudes from the length of described the first side wall face (111).
6. terminal plug according to claim 4, is characterized in that: the length that described grounding pin (3) protrudes from described the first side wall face (111) is greater than the main power pin of described length (21) and protrudes from the length of described the first side wall face (111).
7. according to the terminal plug described in claim 1～6 any one, it is characterized in that: the cross-sectional area of two described main power pins (2) and described grounding pin (3) is identical.
8. according to the terminal plug described in claim 4～6 any one, it is characterized in that: the edge of described the first side wall face (111) is provided with baffle plate (12); Described baffle plate (12) encloses the spatial accommodation that is formed for the one end that holds described main power pin (2), described grounding pin (3) and described hot plug pin (4).
9. terminal plug according to claim 8, is characterized in that: on the inwall of described baffle plate (12), be provided with error-proof structure.
10. according to the terminal plug described in claim 1～6 any one, it is characterized in that: the cross-sectional area of described hot plug pin (4) is less than the cross-sectional area of described main power pin (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420152918.3U CN203813090U (en) | 2014-03-31 | 2014-03-31 | Terminal plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420152918.3U CN203813090U (en) | 2014-03-31 | 2014-03-31 | Terminal plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203813090U true CN203813090U (en) | 2014-09-03 |
Family
ID=51451804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420152918.3U Expired - Lifetime CN203813090U (en) | 2014-03-31 | 2014-03-31 | Terminal plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203813090U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428925A (en) * | 2015-12-01 | 2016-03-23 | 中航光电科技股份有限公司 | Connector assembly |
| CN106532839A (en) * | 2016-12-07 | 2017-03-22 | 维沃移动通信有限公司 | Charging control method and system |
-
2014
- 2014-03-31 CN CN201420152918.3U patent/CN203813090U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428925A (en) * | 2015-12-01 | 2016-03-23 | 中航光电科技股份有限公司 | Connector assembly |
| CN105428925B (en) * | 2015-12-01 | 2017-11-10 | 中航光电科技股份有限公司 | A kind of connector assembly |
| CN106532839A (en) * | 2016-12-07 | 2017-03-22 | 维沃移动通信有限公司 | Charging control method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 1510, Kansas Avenue, lureen, Ohio, USA Patentee after: VERTIV ENERGY SYSTEMS, Inc. Address before: The United States of Ohio city F Lorain Street No. 1122 Patentee before: EMERSON NETWORK POWER, ENERGY SYSTEMS, NORTH AMERICA, Inc. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211221 Address after: Ohio, USA Patentee after: Dimension Corp. Address before: No. 1510, Kansas Avenue, lureen, Ohio, USA Patentee before: VERTIV ENERGY SYSTEMS, Inc. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140903 |