CN1407664A - Hot plug on/off connector - Google Patents
Hot plug on/off connector Download PDFInfo
- Publication number
- CN1407664A CN1407664A CN 01127777 CN01127777A CN1407664A CN 1407664 A CN1407664 A CN 1407664A CN 01127777 CN01127777 CN 01127777 CN 01127777 A CN01127777 A CN 01127777A CN 1407664 A CN1407664 A CN 1407664A
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- CN
- China
- Prior art keywords
- contact pin
- plunger shaft
- plug
- socket
- jack
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- 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.)
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Abstract
A hot plug-in connector features that a piston cylinder with an opening at its front end is arranged in a plug casing. The pin tip stretches out of the casing. The rear end of the pin is in the piston cylinder where a spring and a clamp are fitted in. The pin can reciprocate in the cylinder when plugging in or drawing out. Varied fitting structure can meet the demands on various electronic devices.
Description
Technical field
The present invention relates to the electrical connector in the electronic equipment, more particularly, relate to a kind of hot plug connector with the piston type contact pin.
Background technology
Along with the development of hyundai electronics application technology, for reliability, maintainability and the productibility that improves electronic equipment, its design more and more is tending towards modularization, and promptly an electronic system is made up of several unit modules, and wherein certain module can mutual alternative.Proposed the notion of hot plug in to the upgrading of these systems and maintenance process, just in halt system operate as normal not, wherein some replaceable unit can charged insertion or is extracted system, and can not cause the infringement to personnel and equipment.Usually link to each other by connector between these replaceable units and the system, because different circuit characteristics has different requirements to system in proper order with the power-on and power-off of unit, so just connector has been proposed the requirement of power-on and power-off orders, just require the some of them stitch to insert afterwards earlier and extract, other stitch can insert earlier and extract earlier.
General connector is all selected fixed contact pin for use now, and its contact pin is fixed on the connector, only can realize simple logical order relation according to the difference of contact pin length or the difference of socket length.For example in patent 99216547.4, when socket was identical, long contact pin can be inserted into earlier in the socket, and short contact pin then back inserts; Then be that short contact pin is extracted earlier and extracted behind the long contact pin when extracting.The contact pin of Cha Ruing last socket that breaks away from when extracting at first, and the last contact pin that inserts breaks away from socket at first when extracting, can't control the power-on and power-off order when unit module inserts or extracts system is on demand realized inserting earlier and is extracted earlier or extract after inserting the back.
Summary of the invention
The technical problem to be solved in the present invention is, at the above-mentioned defective of prior art, provides a kind of hot plug connector with the piston type contact pin, can cooperate with the connector of fixed contact pin, satisfies the various power-on and power-off sequence requirement in the electronic equipment.
Technical program of the present invention lies in, construct a kind of hot plug connector, comprise plug and socket, described plug comprises the contact pin of plug casing and conduction, is provided with jack in the described socket, it is characterized in that, be provided with one section plunger shaft in the described plug casing, the front end of described plunger shaft is provided with opening; The head of described contact pin is positioned at outside the plug casing, and afterbody inserts in the described plunger shaft by described opening; The spring that described contact pin is moved to the rear end of described plunger shaft is housed in described plunger shaft; Be provided with the clamping device that can clamp described contact pin in the jack of described socket, make when extracting described plug from described socket, described contact pin could break away from described jack after can moving a segment distance to the front end of described plunger shaft.
In the present invention, described spring can be located at the front end of described plunger shaft, also described spring can be located at the rear end of described plunger shaft, the former produces the thrust of described contact pin being pushed to the rear end of described plunger shaft, and the latter produces the pulling force that described contact pin is pulled to the rear end of described plunger shaft.When described plug and socket were released state, the afterbody of described contact pin can move to the rear end of plunger shaft; And in the process that pulls the plug out of the socket from described socket, the afterbody of described contact pin will move to the front end of plunger shaft.
In the present invention, also can install the plug adapter that keeps conducting with described contact pin in the rear end of described plunger shaft.Can pass through the implemented in many forms conducting between described contact pin and the described plug adapter, can be at the inwall installing conductive reed of described plunger shaft, described conductive reed respectively with the afterbody and the conducting of described plug adapter of described contact pin, promptly connect conducting by conductive reed between the two; Thereby described contact pin also can be by being connected lead realization conducting between its afterbody and the described plug adapter.
In the present invention, described socket also can comprise conduction the socket adapter, encase the Socket casing of described jack and described socket adapter; Described clamping device can be and be contained in described jack inwall, closely contact with described pin head and with the jack conductive reed of described socket adapter conducting.
Implement the hot plug connector of band piston type contact pin provided by the invention, because of the afterbody of contact pin can move in plunger shaft, thereby make the length respective change of stretching out the outer pin head of plug casing, extension elongation maximum when moving to the plunger shaft front end, extension elongation minimum when moving to the plunger shaft rear end, cooperate between the hot plug connector by different structure, or cooperating between the connector of the connector of piston type contact pin and fixed contact pin, can satisfy the various power-on and power-off sequence requirement in the electronic equipment.
Description of drawings
Fig. 1 is the generalized section of hot plug connector plug in the embodiment of the invention one;
Fig. 2 is the schematic appearance of contact pin shown in Fig. 1;
Fig. 3 is the schematic diagram of socket in the hot plug connector of the present invention;
Fig. 4 is the schematic diagram of contact pin when partly being inserted in the jack;
Fig. 5 is the schematic diagram of contact pin when being inserted in the jack fully;
Fig. 6 is contact pin part schematic diagram when extracting in jack;
Fig. 7 is the schematic diagram of contact pin when extracting zerofriction force in jack;
Fig. 8 is that hot plug connector of the present invention cooperates the schematic diagram when inserting with fixed contact pin device;
Fig. 9 is that hot plug connector shown in Fig. 8 cooperates the schematic diagram when extracting with fixed contact pin device;
Figure 10 is the generalized section of hot plug connector plug in the embodiment of the invention two;
Figure 11 is the rough schematic of hot plug connector plug in the embodiment of the invention three;
Figure 12 is the rough schematic of hot plug connector plug in the embodiment of the invention four;
Figure 13 is the rough schematic of hot plug connector plug in the embodiment of the invention five.
Embodiment
As shown in Figure 4, the hot plug connector in the embodiment of the invention one comprises socket and plug, below plug and socket is described respectively.
Be illustrated in figure 1 as the generalized section of plug, this plug comprises housing and is encased parts such as contact pin by it, for the ease of manufacturing, case design become the plunger shaft housing 1 on the left side and the adapter housing 2 on the right.Wherein plunger shaft housing 1 closely is connected with adapter housing 2, in plunger shaft housing 1, be provided with one section plunger shaft 3, the inwall of plunger shaft 3 is equipped with reed 6, and reed 6 is tubular structures made from the electric conductivity good metal, embeds and be fixed on the inner surface of plunger shaft 3.
As can be seen from Figure 1, be provided with the adapter fixing hole in adapter housing 2, the adapter of being made by the conduction good metal 7 is contained in its fixing hole.Adapter 7 is the stepped cylindrical structure, the right output port that its left end diameter is big, block plunger shaft 3 and with reed 6 conductings; Right-hand member is the less exit of diameter.Among the present invention, adapter 7 and reed 6 can be made integrative-structure, the exit of adapter 7 can be crimping, screw thread, PCB splicing ear or alternate manner.Left end in plunger shaft 3 is provided with an opening and forms the one section inner cylinder 8 that extends internally.
Wherein contact pin also is to make with the electric conductivity good metal, stepped structure, and as shown in Figure 2, the left end of contact pin 4 is the less head of diameter 41; The right-hand member of contact pin 4 is the bigger afterbody of diameter 42, and afterbody 42 can slide in tubular reed 6 and keeps the conducting effect during use.
As can be seen from Figure 1, the length sum of inner cylinder 8 and afterbody 42 is less than the length of plunger shaft 3; Also be with a spring 5 on inner cylinder 8, the length sum of length when spring 5 loosens fully and afterbody 42 is greater than the length of plunger shaft 3, and visible spring 5 is in its pre-compressed state at this moment among the figure.In addition, design the frictional force between afterbody 42 and tubular reed 6 inwalls less than the elastic force of spring 5 when this its pre-compressed state, so spring 5 can promote afterbody 42 to right when the free state of not inserting, up to being withstood by the adapter 7 of plunger shaft 3 right-hand members.
As shown in Figure 3, socket comprises housing, jack 12 and socket adapter 14, and its middle shell comprises jack housing 10 and adapter housing 11.The tubular reed made from the electric conductivity good metal 13 is housed at jack 12 inwalls, tubular reed 13 embed and be fixed on jack 12 inner surface and with adapter 14 conductings, also adapter 14 and reed 13 can be made integrative-structure, the exit of adapter 14 can be crimping, screw thread, PCB splicing ear or alternate manner.
Describe the operating state of hot plug connector of the present invention below in conjunction with Fig. 4,5,6,7, as shown in Figure 4, when being inserted into plug in the fixing socket, contact pin 4 is moved to the left with whole plug.Among the present invention, the adapter of because of spring 5 head 42 being pushed to fix before inserting 7 also finally is supported by it.As shown in Figure 5, turn left again when promoting plug, can overcome the frictional force between head 41 and Die for Reeds of Connector Jack 13 inwalls, head 41 is inserted in the jack fully.
As shown in Figure 6, in the process that pulls the plug out of the socket, between excuse portion 41 and Die for Reeds of Connector Jack 13 inwalls is tight fit, and design left frictional force between head 41 and Die for Reeds of Connector Jack 13 inwalls bigger, add between afterbody 42 and reed of connector plug 6 inwalls to the right frictional force sum greater than spring 5 elastic force to the right, so contact pin 4 is subjected to pulling force left and is moved to the left relatively in plunger shaft 3 earlier, finally moves to left end and is supported by the right part of inner cylinder 8.As shown in Figure 7, turn right again when pulling the plug out of the socket, can overcome the friction between head 41 and Die for Reeds of Connector Jack 13 inwalls, make head 41 extract jack 12 fully.
Below in conjunction with Fig. 8,9 explanations hot plug connector of the present invention is how to satisfy various power-on and power-off sequence requirement in the electronic equipment.As can be seen, wherein the maximum extension elongation of piston type contact pin 4 is greater than the extension elongation of fixed contact pin 20 from Fig. 8 and Fig. 9, and its minimum extension elongation is less than the extension elongation of fixed contact pin.
As shown in Figure 8, cooperate between hot plug connector of the present invention and the fixed contact pin device, because of contact pin 4 before inserting is subjected to spring 5 elastic force effect to the right, the adapter 7 that can move right and finally be fixed in plunger shaft 3 earlier supports, the extension elongation of piston type contact pin 4 is minimum extension elongation at this moment, its value is less than the extension elongation of fixing plug pin 20, so when both promoted left simultaneously, fixing plug pin 20 can be inserted in the jack earlier.
As shown in Figure 9, in the process that pulls the plug out of the socket to right, known from the analysis of front, contact pin 4 is subjected to makes a concerted effort to be left pulling force, contact pin 4 can be moved to the left in plunger shaft 3 and finally be supported by the right part of inner cylinder 8 earlier, and the length of contact pin 4 external parts is maximum extension elongation at this moment, and its value is greater than the length of fixing plug pin 20, so fixing plug pin 20 will leave jack prior to piston type contact pin 4.
As can be seen, if all be fixing plug pin, then the insertion earlier of the fixing plug pin of length is then extracted, and can realize but that by top cooperation the fixing plug pin 20 of insertion is extracted prior to piston type contact pin 4 earlier when extracting.
During enforcement, the ladder position and the shape of piston contact pin 4 can have multiple variation, the length of inner cylinder 8 and spring 5 also can have multiple variation, particularly the length of inwardly stretching of inner cylinder 8 wherein can be zero, just it is fully phased out, only establish a spring positioning step, thereby make the move left and right distance of afterbody 42 in plunger shaft that multiple variation can be arranged at the left end of plunger shaft.
Among the present invention,, also can realize inserting earlier the effect of extracting earlier by the maximum extension elongation and the minimum extension elongation of regulating contact pin in two hot plug connectors.Certainly, can also realize inserting simultaneously by instructions for use and extract simultaneously, insert successively simultaneously and extract, insert earlier and effect such as afterwards extract.
Among the superincumbent embodiment one, what adopt is thrust spring, in fact can also adopt tension spring, as shown in figure 10, among the embodiment two tension spring 9 is located at the rear end of plunger shaft 3, this moment, the shape of adapter 7 changed to some extent, and spring 9 is enclosed within its anterior protrusion on the post, one end is fixedly connected on the protrusion post root of adapter 7, and the other end is fixedly connected on the afterbody of afterbody 42.When plug and socket were in released state, spring 9 spurred the afterbody 42 of contact pin 4 left; Contact pin 4 is being inserted in the process of jack 12, afterbody 42 is withstood by the left end of adapter 7; In extracting the process of contact pin, the left end that afterbody 42 will move to plunger shaft 3 is withstood by opening part.Utilize this structure, can finish the effect among the last embodiment equally.
Technical scheme of the present invention can also have multiple embodiment, and for example wherein external conducting of contact pin afterbody can be directly be connected by lead between contact pin and plug adapter and realizes conducting; Also can not establish the plug adapter, as shown in figure 11, directly by the external conducting of lead; Can also be as shown in figure 12, by the external conducting of the spring that is located at the plunger shaft rear end.In addition, the structure of contact pin also can have multiple variation, can be Figure 11 and the same big straight-bar structure with tail diameter of head shown in Figure 12, can also be as shown in figure 13 head diameter greater than the structure of tail diameter, in Figure 11,12 and 13, the afterbody and the spring of contact pin are fixed together.
Claims (7)
1, a kind of hot plug connector comprises plug and socket, and described plug comprises the contact pin of plug casing and conduction, is provided with jack in the described socket, it is characterized in that, is provided with one section plunger shaft in the described plug casing, and the front end of described plunger shaft is provided with opening; The head of described contact pin is positioned at outside the plug casing, and afterbody inserts in the described plunger shaft by described opening; The spring that described contact pin is moved to the rear end of described plunger shaft is housed in described plunger shaft; Be provided with the clamping device that can clamp described contact pin in the jack of described socket, make when extracting described plug from described socket, described contact pin could break away from described jack after can moving a segment distance to the front end of described plunger shaft.
2, hot plug connector according to claim 1 is characterized in that, described spring be located at the front end of described plunger shaft described opening part, described contact pin is promoted to the rear end of described plunger shaft.
3, hot plug connector according to claim 1 is characterized in that, described spring is located at the rear end of described plunger shaft, with the afterbody of described contact pin to the pulling of the rear end of described plunger shaft.
4, according to each described hot plug connector among the claim 1-3, it is characterized in that, the plug adapter that keeps conducting with described contact pin also is housed in the rear end of described plunger shaft.
5, hot plug connector according to claim 4 is characterized in that, the inwall of described plunger shaft also be equipped with the afterbody of described contact pin closely contact keep conducting and with the conductive reed of described plug adapter conducting.
6, hot plug connector according to claim 4 is characterized in that, thereby the afterbody of described contact pin is connected the maintenance conducting by lead with described plug adapter.
7, hot plug connector according to claim 1 is characterized in that, described socket also comprise conduction the socket adapter, encase the Socket casing of described jack and described socket adapter; Described clamping device be contained in described jack inwall, can closely contact with described pin head and with the jack conductive reed of described socket adapter conducting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01127777 CN1242515C (en) | 2001-08-21 | 2001-08-21 | Hot plug on/off connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01127777 CN1242515C (en) | 2001-08-21 | 2001-08-21 | Hot plug on/off connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1407664A true CN1407664A (en) | 2003-04-02 |
| CN1242515C CN1242515C (en) | 2006-02-15 |
Family
ID=4667693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01127777 Expired - Fee Related CN1242515C (en) | 2001-08-21 | 2001-08-21 | Hot plug on/off connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1242515C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300261A (en) * | 2014-05-22 | 2015-01-21 | 中航光电科技股份有限公司 | Short circuit mechanism for electric connector |
| CN107028581A (en) * | 2017-05-12 | 2017-08-11 | 上海成运医疗器械股份有限公司 | Visual seal wire superfine electric mirror with warm connection function |
| CN108376888A (en) * | 2018-03-14 | 2018-08-07 | 黄均杰 | A kind of optical transmission device |
| CN112073016A (en) * | 2020-08-05 | 2020-12-11 | 重庆北仑科技有限公司 | Biquadratic active band-pass filter |
-
2001
- 2001-08-21 CN CN 01127777 patent/CN1242515C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300261A (en) * | 2014-05-22 | 2015-01-21 | 中航光电科技股份有限公司 | Short circuit mechanism for electric connector |
| CN104300261B (en) * | 2014-05-22 | 2017-03-22 | 中航光电科技股份有限公司 | Short circuit mechanism for electric connector |
| CN107028581A (en) * | 2017-05-12 | 2017-08-11 | 上海成运医疗器械股份有限公司 | Visual seal wire superfine electric mirror with warm connection function |
| CN108376888A (en) * | 2018-03-14 | 2018-08-07 | 黄均杰 | A kind of optical transmission device |
| CN112073016A (en) * | 2020-08-05 | 2020-12-11 | 重庆北仑科技有限公司 | Biquadratic active band-pass filter |
| CN112073016B (en) * | 2020-08-05 | 2021-06-11 | 重庆北仑科技有限公司 | Biquadratic active band-pass filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1242515C (en) | 2006-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| ASS | Succession or assignment of patent right |
Owner name: YADA POWER SUPPLY PRODUCTS (SHENZHEN) CO., LTD. Free format text: FORMER OWNER: AIMOSHENG NETWORK ENERGY SOURCE CO LTD Effective date: 20140909 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518129 SHENZHEN, GUANGDONG PROVINCE TO: 518101 SHENZHEN, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140909 Address after: 518101 Guangdong city of Shenzhen province Baoan District Xin'an road two North 68 Street office Honglang District Industrial Park plant Patentee after: Astec power supply (Shenzhen) Co., Ltd. Address before: 518129, Shenzhen, Guangdong province Longgang District snow Gang Industrial Zone Huadian building on the first floor of the third floor Patentee before: Aimosheng Network Energy Source Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060215 Termination date: 20150821 |
|
| EXPY | Termination of patent right or utility model |