CN101562300B - Easily-tested misplug-proof locking electric connector - Google Patents
Easily-tested misplug-proof locking electric connector Download PDFInfo
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- CN101562300B CN101562300B CN2009100648850A CN200910064885A CN101562300B CN 101562300 B CN101562300 B CN 101562300B CN 2009100648850 A CN2009100648850 A CN 2009100648850A CN 200910064885 A CN200910064885 A CN 200910064885A CN 101562300 B CN101562300 B CN 101562300B
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Abstract
The invention relates to an easily-tested misplug-proof locking electric connector, which comprises a plug and a socket, wherein the plug comprises a rectangular plug shell; the plug shell is providedwith a contact mounting cavity; the inside of the contact mounting cavity is provided with a plug contact element; the plug is provided with a test through hole positioned on the side wall of the plu g shell and relative to the position of the plug contact element; the test through hole is provided with an inner port communicated with the contact mounting cavity and an outer port positioned on theouter surface of the side wall of the plug shell; and a connecting component for preventing the misplug and locking is arranged between the plug and the socket. In the connector of the proposal, the side wall of the plug shell and a plug insulator are provided with a through hole and a test hole which are mutually communicated, and one end of the test hole extends to the position of the plug contact element. Therefore, a probe of a test device can directly pass through the through hole and the test hole to reach the position of the plug contact element and is electrically connected with the plug contact element, so the test device can conveniently test or measure current or a signal flowing through the connector.
Description
Technical field
The present invention relates to a kind of misplug-proof locking electric connector, the particularly a kind of misplug-proof locking electric connector that can monitor in real time or measure the electric current or the signal of the contact of flowing through easily.
Background technology
The anti-misplug function of connector can prevent effectively that the situation of circuit misconnection from taking place, and simultaneously, the locking mechanism on the connector can prevent getting loose of connector in the course of the work.Chinese patent CN200520006401.4 discloses a kind of like this misplug-proof locking connector, as Fig. 1, shown in 2, this connector is by plug 3, socket 4, guide finger 1, dog screw 2 and lock-screw 5 are formed, wherein, guide finger 1 and dog screw 2 are installed on plug 3 and socket 4 respectively, guide finger and dog screw and plug, the installation position of socket is a regular polygon, the cooperation spigot surface of guide finger 1 and dog screw 2 respectively is the part of regular polygon, guide pin centre is provided with through hole, dog screw 2 centers are provided with screwed hole, the lower end is a screw rod, the two ends of socket 4 ring flanges be processed with plug 3 on guide finger 1 corresponding polygonal hole, plug 3, after socket 4 butt joints, lock-screw 5 screws in guide finger and the dog screw respective aperture its locking.Wherein, the regular polygon of described guide finger and dog screw structure position is a regular hexagon.The guiding position cross sectional shape of guide finger 1 is an orthohexagonal angle, and dog screw 2 corresponding matching part cross sections one are shaped as orthohexagonal four edges, and both grip the composition regular hexagon altogether.This connector has been realized the function of anti-mis-insertion and locking when connecting, but because plug and or socket on have the opening except inserted terminal and end of incoming cables, other sidewalls all are closed.Like this, this connector has been formed the structure of a sealing after the cooperation of pegging graft.At this moment, the conductor of contact and lead is closed in the outer intracutaneous of connector shell and lead respectively, so just can not use external measurement devices the electric current of the connector of flowing through or signal are carried out real-time monitoring or to measure, because the situation that predicts electric current or signal that can not be real-time can be brought very big trouble to the performance of analyzing and study circuit.
Summary of the invention
The purpose of this invention is to provide a kind of electric current and signal to the connector of flowing through misplug-proof locking electric connector of monitoring or measuring that can be real-time easily.
For achieving the above object, the present invention adopts following technical scheme: a kind of misplug-proof locking electric connector of being convenient to test, comprise plug and socket, described plug comprises the plug casing of rectangle, described plug casing has the contact installation cavity, be provided with the plug contact in the described contact installation cavity, have the test through hole that is provided with respect to plug contact position on the sidewall that is positioned at plug casing on the described plug, described test through hole has internal orifice that communicates with the contact installation cavity and the collar extension that is positioned on the plug casing sidewall outer surface; Be provided with the coupling assembling that is used for misplug-proof locking between described plug and the socket, this coupling assembling comprises the guiding locking matrix that is arranged at the column of extending along the grafting direction in the plug and is arranged at the locking guide pin bushing that extends along the grafting direction in the socket, be provided with along its axially extended installing hole in the described guiding locking matrix, one end end face of this guiding locking matrix is provided with the identification pilot pin that extends forward, has the first anti-mis-insertion mating surface on this identification pilot pin; Described locking guide pin bushing is provided with the second anti-mis-insertion mating surface with the first anti-mis-insertion mating surface corresponding matching, this locking guide pin bushing is provided with screwed hole with guiding locking matrix opposite end, be equipped with lock-screw in the described installing hole, the thread head of described lock-screw is bolted in the described screwed hole, and the middle part of described installing hole is provided with the disconnecting prevention structure that prevents that lock-screw breaks away from.
Described test through hole for and the grafting direction between have the inclined hole of angle.
Described disconnecting prevention structure is the internal thread that is arranged at described through hole stage casing, and described lock-screw has the thread segment that is positioned at an end and is positioned at the polished rod section in stage casing, and the big footpath of described thread segment is greater than the diameter of polished rod section.
Be covered with dust cap corresponding to test lead to the hole site place on the described plug casing.
Be provided with pin insulator in the described plug casing, described contact installation cavity is positioned on the pin insulator, and described test through hole through hole is made up of the outer hole section that is positioned at the endoporus section on the insulator and be positioned on the plug casing.
Described guiding locking matrix is provided with the assembling and positioning face near identification pilot pin position, and this guiding locking matrix is bolted with locking nut away from an end of identification pilot pin.
Described guiding locking matrix is a regular polygon with the circumferential profile at the cooperation position place of locking guide pin bushing, and the both sides at this cooperation position place all are extended with one section regular polygon shell of column that circumferential profile is identical with described regular polygon.
Be laid with a row or two a sockets contact in the described pin insulator, be provided with the socket contact of a row or two rows and plug contact corresponding matching in the described socket.
Described plug casing is made up of the two fixing housing parts that fasten.
Be provided with the test through hole between the sidewall of its plug casing of misplug-proof locking electric connector of being convenient to test of such scheme and the pin insulator.Like this, when connector was in running order, the probe of testing equipment can directly pass the test through hole and arrive plug contact position, and was connected with plug contact conduction.At this moment, testing equipment can detect or measure the flow through electric current or the signal of this connector very easily by above-mentioned test through hole.Simultaneously, the coupling assembling of this scheme by guiding locking matrix with identification pilot pin, be arranged in the lock-screw in the guiding locking matrix, the locking nut that is bolted in guiding locking matrix one end and the locking guide pin bushing that is fixedly arranged in the socket and form, wherein lock-screw has been realized the function of slip-off preventing by the thread segment that is arranged at the through hole stage casing on the guiding locking matrix, and is arranged at the first anti-mis-insertion mating surface on the pilot pin and is arranged at the function that the second anti-mis-insertion mating surface corresponding matching of locking on the guide pin bushing has realized anti-mis-insertion.
Improve as another one of the present invention, this test through hole is the inclined hole that and grafting direction have certain angle, the probe that so promptly can guarantee testing equipment can penetrate connector easily and contact with contact, has certain dustproof and prevent that other foreign matter from entering the function of connector again.Also have, on plug casing, be provided with dust cap corresponding to test lead to the hole site place, when not carrying out the detection of signal or electric current or measuring, the dust cap lid is loaded on the plug casing, prevents that dust from entering plug from through hole, and have influence on the performance and the monitoring performance of whole connector.
Description of drawings
Fig. 1 is the prior art constructions schematic diagram;
Fig. 2 is prior art anti-mis-insertion guide finger and dog screw conjugation perspective view;
Fig. 3 is the structural representation of the plug of connector of the present invention;
Fig. 4 is the structural representation of the socket of connector of the present invention;
Fig. 5 is the upward view of Fig. 4;
Fig. 6 is the structural representation of anti-mis-insertion coupling assembling of the present invention;
Fig. 7 is the perspective view with guiding locking matrix of identification pilot pin;
Fig. 8 is the perspective view of locking guide pin bushing;
Fig. 9 be Fig. 3 partly cut open structural representation;
Figure 10 is the structural representation that lid is equipped with the plug of dust cap;
Figure 11 is the structural representation of dust cap.
Embodiment
Shown in Fig. 3～11, a kind of misplug-proof locking electric connector of being convenient to test of the present invention comprises plug and socket.Plug comprises the plug casing 15 of rectangle, is installed with pin insulator 16 in the plug casing 15, and pin insulator 16 is provided with the contact installation cavity, is provided with two a sockets contact 33 in the contact installation cavity, can certainly be a socket contact 33.The both sides of pin insulator 16 are respectively equipped with shoulder hole, are provided with through hole with respect to above-mentioned shoulder hole position on the plug casing 15.Be equipped with guiding locking matrix 6 in the described shoulder hole, these guiding locking matrix 6 one ends are that the six prismatic other ends are cylinder, are provided with assembling and positioning face 8 at six prismatic transition positions with cylinder.Assembling and positioning face 8 cooperates with the step surface location of shoulder hole.Be provided with along its axially extended through hole in this guiding locking matrix 6, the end face of six prismatic ends of this guiding locking matrix is provided with the identification pilot pin 12 that is shaped as triangular prism that extends forward, wherein two sides of this identification pilot pin 12 and the isoplanar, two sides of six prisms, the another side of discerning pilot pin 12 is the first anti-mis-insertion mating surface 13.Be equipped with lock-screw 10 in the described through hole, lock-screw 10 has the thread segment that is positioned at an end and is positioned at the polished rod section in stage casing, wherein the big footpath of thread segment is greater than the diameter of polished rod section, the stage casing of through hole is provided with thread segment 11, and this thread segment 11 prevents that lock-screw 10 breaks away from away in guiding locking matrix 6.The end of guiding locking matrix 6 cylindrical sections is bolted with pushes up the locking nut 9 that terminates on the pin insulator 6.Socket comprises Socket casing 17, is provided with locking guide pin bushing 7 along the grafting direction in the Socket casing 17, and locking guide pin bushing 7 is fixed in the Socket casing 17 by nut.Locking guide pin bushing 7 has the second anti-mis-insertion mating surface 14 with the first anti-mis-insertion mating surface, 13 corresponding matching, and locking guide pin bushing 7 is positioned at the second anti-mis-insertion mating surface, 14 1 sides and is provided with screwed hole.Locking guide pin bushing 7 is an external thread section away from an end of the second anti-mis-insertion mating surface 14.Between the external thread section and the second anti-mis-insertion mating surface 14, be provided with one section six prismatic section.
Also has on the sidewall that is positioned at plug casing 15 the test through hole of offering corresponding to the position of plug contact 33 on the plug.This test through hole is by being positioned at the square outer hole section 31 on the plug casing and being positioned on the pin insulator 16 with respect to 32 of square section 31 positions, outer hole setting, endoporus section 32 is provided with the internal orifice that communicates with the contact installation cavity, and described outer hole section has the collar extension that is positioned on the plug casing sidewall outer surface.Described internal orifice is used for guaranteeing that probe that plug contact 33 can detected equipment passes the test through hole and conducts electricity with contact 33 and be connected from the outside.37 positions, end of incoming cables of described plug casing 15 are provided with a line ball folder 35.In addition, described plug casing 15 is that housing parts by two make-ups is fixed in one by screw 34.Simultaneously, be positioned at square through hole 31 positions lid on the plug casing 15 dust cap 39 is housed.
Claims (8)
1. misplug-proof locking electric connector of being convenient to test, comprise plug and socket, described plug comprises the plug casing of rectangle, described plug casing has the contact installation cavity, be provided with the plug contact in the described contact installation cavity, it is characterized in that: have the test through hole that is provided with respect to plug contact position on the sidewall that is positioned at plug casing on the described plug, described test through hole has the internal orifice that communicates with the contact installation cavity and is positioned at collar extension on the plug casing sidewall outer surface, described test through hole for and the grafting direction between have the inclined hole of angle; Be provided with the coupling assembling that is used for misplug-proof locking between described plug and the socket, this coupling assembling comprises the guiding locking matrix that is arranged at the column of extending along the grafting direction in the plug and is arranged at the locking guide pin bushing that extends along the grafting direction in the socket, be provided with along its axially extended installing hole in the described guiding locking matrix, one end end face of this guiding locking matrix is provided with the identification pilot pin that extends forward, has the first anti-mis-insertion mating surface on this identification pilot pin; Described locking guide pin bushing is provided with the second anti-mis-insertion mating surface with the first anti-mis-insertion mating surface corresponding matching, this locking guide pin bushing is provided with screwed hole with guiding locking matrix opposite end, be equipped with lock-screw in the described installing hole, the thread head of described lock-screw is bolted in the described screwed hole, and the middle part of described installing hole is provided with the disconnecting prevention structure that prevents that lock-screw breaks away from.
2. the misplug-proof locking electric connector of being convenient to test according to claim 1, it is characterized in that: described disconnecting prevention structure is the internal thread that is arranged at described installing hole stage casing, described lock-screw has the thread segment that is positioned at an end and is positioned at the polished rod section in stage casing, and the big footpath of described thread segment is greater than the diameter of polished rod section.
3. the misplug-proof locking electric connector of being convenient to test according to claim 2 is characterized in that: be covered with dust cap corresponding to test lead to the hole site place on the described plug casing.
4. the misplug-proof locking electric connector of being convenient to test according to claim 3, it is characterized in that: be provided with pin insulator in the described plug casing, described contact installation cavity is positioned on the pin insulator, and described test through hole is made up of the outer hole section that is positioned at the endoporus section on the pin insulator and be positioned on the plug casing.
5. the misplug-proof locking electric connector of being convenient to test according to claim 4 is characterized in that: described guiding locking matrix is provided with the assembling and positioning face near identification pilot pin position, and this guiding locking matrix is bolted with locking nut away from an end of identification pilot pin.
6. the misplug-proof locking electric connector of being convenient to test according to claim 5, it is characterized in that: described guiding locking matrix is a regular polygon with the circumferential profile at the cooperation position place of locking guide pin bushing, and the both sides at this cooperation position place all are extended with one section regular polygon shell of column that circumferential profile is identical with described regular polygon.
7. the misplug-proof locking electric connector of being convenient to test according to claim 6, it is characterized in that: be laid with a row or two a sockets contact in the described pin insulator, be provided with the socket contact of a row or two rows and plug contact corresponding matching in the described socket.
8. the misplug-proof locking electric connector of being convenient to test according to claim 7 is characterized in that: described plug casing is made up of the two fixing housing parts that fasten.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100648850A CN101562300B (en) | 2009-05-13 | 2009-05-13 | Easily-tested misplug-proof locking electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100648850A CN101562300B (en) | 2009-05-13 | 2009-05-13 | Easily-tested misplug-proof locking electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101562300A CN101562300A (en) | 2009-10-21 |
| CN101562300B true CN101562300B (en) | 2011-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100648850A Active CN101562300B (en) | 2009-05-13 | 2009-05-13 | Easily-tested misplug-proof locking electric connector |
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| CN (1) | CN101562300B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109599727A (en) * | 2017-09-30 | 2019-04-09 | 中航光电科技股份有限公司 | The locking separated structure of connector assembly and the plug of connector assembly |
| CN109490700A (en) * | 2018-11-05 | 2019-03-19 | 中国航空工业集团公司西安飞机设计研究所 | A kind of connector full signal test device and test method |
| CN110932034A (en) * | 2019-11-18 | 2020-03-27 | 芜湖侨云友星电气工业有限公司 | Anticreep pencil connector |
| CN116979305B (en) * | 2023-09-21 | 2023-12-19 | 陕西四菱电子科技股份有限公司 | Electric connector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264193A (en) * | 1999-02-16 | 2000-08-23 | 住友电装株式会社 | Cable wiring connector |
| CN2583834Y (en) * | 2002-11-28 | 2003-10-29 | 四川华丰企业集团有限公司 | Locating guide for printed circuit electric connector |
| CN2857268Y (en) * | 2005-11-04 | 2007-01-10 | 贵州航天电器股份有限公司 | Misplug preventing and locking mechanism of electrical appliances |
| CN200989360Y (en) * | 2006-10-17 | 2007-12-12 | 钟元 | Screw fixing structure |
| CN201117964Y (en) * | 2007-11-27 | 2008-09-17 | 贵州航天电器股份有限公司 | Misplug preventing electric connector locking accessory |
| CN201199579Y (en) * | 2008-05-20 | 2009-02-25 | 贵州航天电器股份有限公司 | Electric connector with locking integration structure capable of preventing inverse insertion and misplug |
-
2009
- 2009-05-13 CN CN2009100648850A patent/CN101562300B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264193A (en) * | 1999-02-16 | 2000-08-23 | 住友电装株式会社 | Cable wiring connector |
| CN2583834Y (en) * | 2002-11-28 | 2003-10-29 | 四川华丰企业集团有限公司 | Locating guide for printed circuit electric connector |
| CN2857268Y (en) * | 2005-11-04 | 2007-01-10 | 贵州航天电器股份有限公司 | Misplug preventing and locking mechanism of electrical appliances |
| CN200989360Y (en) * | 2006-10-17 | 2007-12-12 | 钟元 | Screw fixing structure |
| CN201117964Y (en) * | 2007-11-27 | 2008-09-17 | 贵州航天电器股份有限公司 | Misplug preventing electric connector locking accessory |
| CN201199579Y (en) * | 2008-05-20 | 2009-02-25 | 贵州航天电器股份有限公司 | Electric connector with locking integration structure capable of preventing inverse insertion and misplug |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101562300A (en) | 2009-10-21 |
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