CN201234021Y - Electric connector having locking mechanism - Google Patents
Electric connector having locking mechanism Download PDFInfo
- Publication number
- CN201234021Y CN201234021Y CNU2008200645393U CN200820064539U CN201234021Y CN 201234021 Y CN201234021 Y CN 201234021Y CN U2008200645393 U CNU2008200645393 U CN U2008200645393U CN 200820064539 U CN200820064539 U CN 200820064539U CN 201234021 Y CN201234021 Y CN 201234021Y
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- Prior art keywords
- socket
- locking arm
- shaped
- plug
- locking
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses an electric connector with a locking mechanism, which relates to a lockable electric connector, aiming to solve the problem in the prior art that safe and reliable connection is difficult to realize by adopting bolted connection. The electric connector comprises a U-shaped locking arm installed on a plug socket, a rotational handle axle which penetrates the locking arm is installed at the U-shaped bottom of the locking arm, a handle is fixedly installed at the outer end of the handle axle, and threads are formed at the inner end of the handle axle; eccentric round holes with flat parts are respectively formed at the ends of the two vertical edges of the locking arm, and flat cotters matched with the flat parts of the eccentric round holes are arranged outside the plug socket and in the position corresponding to the eccentric round holes; threaded holes matched with the threads at the inner end of the handle axle are formed on the back of the plug; a crank arm is connected at the end of the locking arm, a cylindrical pin is arranged at the end of the crank arm, and a plug socket cover tightly pressed and buckled through a spring is arranged at the joint of the plug socket. The electric connector can be suitable for various situations requiring electric connection through the matching of the plug and the plug socket.
Description
Technical field
The utility model belongs to a kind of electrical cnnector, particularly a kind of electrical cnnector of locking.
Background technology
Being electrically connected is the technical problem that many engineerings and main equipment often run into.On railway locomotive, be electrically connected by comprising that the socket that has contact pin, the electrical cnnector of plug realize, because the plug and socket of this type electrical cnnector all is crooked foundry goods, adopt structures such as traditional bolt connection or bolt type are rotatably connected to be difficult to realize safe, stable connection.
The utility model content
The purpose of this utility model is to solve prior art employing bolt to connect the problem that is difficult to realize safety, stable connection that exists, a kind of improved electrical cnnector with retaining mechanism is provided, can realize safety, stable being connected with plug by locking socket, improve the reliability that connects.
The purpose of this utility model realizes by following technical proposals:
Electrical cnnector with retaining mechanism comprises the U-shaped locking arm that is installed on the socket, and the U-shaped bottom of locking arm is equipped with passes its rotatable Handle axis, and the outer end of Handle axis is installed with handle, offers screw thread on the inner termination of Handle axis; The end of two vertical edges of locking arm is offered the eccentric circular hole that has plat part respectively, and the outside of socket and eccentric circular hole corresponding position are provided with the cotter pilotage that the plat part with eccentric circular hole is complementary; The back of plug is provided with the screwed hole that the screw thread on the inner termination with handle groove is complementary.
At least one vertical edge middle part of described locking arm is provided with roller, and socket is provided with geometrical clamp, and the folder mouth of geometrical clamp and the position of roller adapt, and the outer wall of plug is provided with the arc-shaped transition breach that adapts with roller.The two clamping plates middle part of geometrical clamp flexibly connects, and an end is equipped with spring, and the other end is for the folder mouth, by the chucking power between the spring retaining clip mouth.
The end of two vertical edges of described locking arm is connected with connecting lever, this connecting lever and two vertical edges constitute the L shape respectively, the end of connecting lever is provided with the straight pin to convex, the jack interface place is provided with L shaped socket cover, the transverse part termination of socket cover has the hole, be installed in the bottom of socket by pivot pin, socket cover is arranged with the helical form locking closure spring that is divided into two sections, bending to U-shaped between two sections of this locking closure spring snaps in the interior installation groove of socket, the locking closure both ends of the spring stretches out and is in the hook-shaped mounting groove that snaps in the socket cover outside, the locking closure spring is installed in the bottom of socket by the pivot pin that passes its two sections spirals, it is wide that the vertical part of socket cover is top, the inversion axe shape that the bottom is narrow, its upper width is greater than the A/F of locking arm U-shaped, and the both sides, middle part of the vertical part of socket cover are respectively arranged with the transition projection of arc.
Adopt the utility model of said structure, the U-shaped locking arm is installed on the outer wall of socket by cotter pilotage and eccentric circular hole, the rotational lock arm makes the plat part of its eccentric circular hole match and catch positions with cotter pilotage, rotary handle can make Handle axis by being threaded in the screwed hole that the plug back is complementary with it on its inner termination, thereby realizes locking between the socket and plug; In the rotational lock arm, because locking arm U-shaped width is less than the width of socket cover, thereby locking arm drives socket cover overcomes the elastic force of locking closure spring around the pivot pin rotation of passing the socket cover transverse part, in switching process, because socket cover is provided with the transition projection of arc, the straight pin that is positioned at the socket cover outside just plays a point action, transition projection along arc moves, be beneficial to the upset of socket cover, thereby the inner chamber of socket is opened, be beneficial to being connected between plug and the socket; When plug separates with socket, the opposite spin locking arm, socket cover overturns under the elastic force effect of locking closure spring, cover the interface of socket, avoid in the socket dust stratification or pile up dirt and influence switching performance, rotate to and the basic upright position of socket at locking arm simultaneously, roller on its vertical edge snaps in the geometrical clamp locked, avoid rocking of locking arm, and straight pin is close to the above-mentioned transition projection outside, further strengthens the closure effect of socket cover; Owing on the vertical edge of locking arm roller is installed, when locking arm locking plug, the mutual interference for fear of between roller and the plug outer wall offers the arc-shaped transition breach that adapts with roller on the plug outer wall.
As seen, adopt the utility model of said structure, compared with prior art, by locking arm plug and socket is fastenedly connected, connect more reliable, safer, more stable, and when plug separates with socket, can be by socket cover with the partially enclosed reliability of avoiding socket because of dust or dirt influence connection of the inner chamber of socket.Therefore, the utility model need cooperate the occasion that is electrically connected by plug and socket applicable to various, is specially adapted to being electrically connected on the railway locomotive.
Description of drawings
Fig. 1 is the assembling schematic diagram of socket of the present utility model, locking arm and socket cover;
Fig. 2 is the structural representation of locking arm of the present utility model;
Cut open schematic diagram in Fig. 3 locking arm of the present utility model;
Fig. 4 is the structural representation of the cotter pilotage on the socket of the present utility model;
Fig. 5 is the schematic side view of Fig. 4;
Fig. 6 is the view of locking arm of the present utility model when plug is not connected with socket;
Fig. 7 is a geometrical clamp schematic diagram of the present utility model;
Fig. 8 is a plug construction schematic diagram of the present utility model;
Number in the figure: the 1st, socket, the 2nd, locking arm, the 3rd, handle, the 4th, Handle axis, the 5th, roller, the 6th, connecting lever, the 7th, straight pin, the 8th, eccentric circular hole, the 9th, cotter pilotage, the 10th, socket cover, the 11st, locking closure spring, the 12nd, geometrical clamp, the 13rd, plug, the 14th, screwed hole, the 15th, transition projection.
Embodiment
Below in conjunction with specific embodiment the utility model is further described.
As Fig. 1, shown in Figure 8, electrical cnnector comprises plug 13 and the socket 1 that cooperates realization to connect by contact pin, and is installed in the locking arm 2 on the socket 1.
As shown in Figure 1 and Figure 2, locking arm 2 is a U-shaped, at the bottom perforated of its U-shaped, has passed in the hole and its loose fit, rotating Handle axis 4, and the outer end of Handle axis 4 is installed with handle 3 by bayonet lock, offers screw thread on the inner termination of Handle axis 4; Two vertical edges of locking arm 2 middle part is respectively arranged with to be passed this two vertical edge by pivot pin rotating roller 5 is installed, integrated with it the respectively connecting lever 6 that is connected with in the end of this two vertical edge, connecting lever 6 and two vertical edges constitute the L shape respectively, are that connecting lever 6 and two vertical edge junctions offer eccentric circular hole 8 respectively in the flex point of this L shape.
As shown in Figure 3, eccentric circular hole 8 comprises bigger circular arc and one section circular arc that diameter is less of one section diameter that one section plat part connects.
As shown in Figure 2, the end of connecting lever 6 is provided with straight pin 7.
As shown in Figure 1, the external diameter of the opening of locking arm 2 and socket 1 adapts, and the outer wall of socket 1 is provided with the cotter pilotage 9 that is complementary with eccentric circular hole 8.
The structure of cotter pilotage 9 such as Fig. 4, shown in Figure 5, the plat part width between its two sections circular arcs and the plat part width width of eccentric circular hole 8 are complementary, the arc diameter that distance between two sections circular arcs and the diameter of eccentric circular hole 8 are bigger is complementary, the diameter that is positioned at eccentric circular hole 8 at cotter pilotage 9 is during than orthodrome, and locking arm 2 can be around cotter pilotage 9 rotations.
As shown in Figure 1, the bottom of socket 1 and its one are cast with L shaped mounting panel, and the outer wall downside of this mounting panel and socket 1 fixedly is cast with a vertical gusset, have two holes on this gusset.Inboard hole is equipped with the locking closure spring 11 of two sections spirals by pivot pin, link into an integrated entity by a U-shaped between two sections spirals of locking closure spring 11, this U-shaped snaps in the interior installation groove of above-mentioned gusset, and the termination of two sections spirals of locking closure spring 11 is stretched out respectively and is hook-shaped; The hole in the outside is equipped with by pivot pin can be around the L shaped socket cover 10 of this pivot pin rotation, the vertical part of socket cover 10 can cover in the opening (or being called interface) of socket 1, the outside, the place of connecing of turning that the vertical part of L shaped socket cover 10 is connected with horizontal flat part has groove, the steel wire diameter of this groove and locking closure spring 11 is complementary, and the hook-shaped steel wire of the two ends of locking closure spring 11 embeds in the above-mentioned groove.The vertical part of socket cover 10 is the inversion axe shape that top is wide, the bottom is narrow, and its upper width is greater than the A/F of U-shaped locking arm 2, and the both sides, middle part of the vertical part of socket cover 10 are respectively arranged with the transition projection 15 of arc.
As Fig. 1, shown in Figure 6, the outer wall top of socket 1 is provided with a projection, by the bolt with this protruding threaded engagement geometrical clamp 12 is installed.As shown in Figure 7, geometrical clamp 12 is connected, can be constituted around clamping plate and the holddown spring that this bolt rotates by above-mentioned bolt by two, and an end of two clamping plate is provided with protruding suit holddown spring respectively, and other end subtend is crooked to constitute folder mouthful.When locking arm 2 and socket 1 were basic vertical, the Jia Kou position of geometrical clamp 12 and the position of roller 5 adapted.
As shown in Figure 8, the screwed hole 14 that the screw thread with Handle axis 4 inner termination is complementary is offered at the outer wall back of plug 13.
As shown in Figure 6, when socket 1 and plug 13 do not assemble and are connected, when rotational lock arm 2 turns to the basic upright position of socket 1 around cotter pilotage 9, the roller 5 at locking arm 2 middle parts snaps in the interior fastening of folder mouth of geometrical clamp 12 and has avoided rocking of locking arm 2, simultaneously owing to move on the connecting lever 6 of locking arm 2, socket cover 10 is released, under the elastic force effect of locking closure spring 11, overturn, it vertically partly is fastened on the interface of socket 1, make the inner chamber of socket 1 obtain sealing, avoid dust stratification or pile up the dirt influence being electrically connected.When socket cover 10 was fastened on the interface of socket 1, the straight pin on the locking arm 2 was close to the outside of the transition projection 15 on the socket cover 10, further strengthened the closure effect of socket cover 10.
When gang socket 1 and plug 13, laterally rotate locking arm 2, make roller 5 break away from the folder mouth of geometrical clamp 12, simultaneously since the U-shaped width of locking arm 2 less than the upper width of socket cover 10 vertical parts, thereby locking arm 2 drives socket cover 10 overcomes the elastic force of locking closure spring 11 around the pivot pin rotation of passing socket cover 10 transverse parts, in switching process, because socket cover 10 is provided with the transition projection 15 of arc, the straight pin 7 that is positioned at socket cover 10 outsides just plays a point action, transition projection 15 along arc moves, be beneficial to the upset of socket cover 10, thereby the inner chamber of socket is opened, be beneficial to being connected between plug and the socket; On connecting lever 6 on straight pin promote the elastic force upset that socket cover 10 overcomes locking closure spring 11, expose the inner chamber of socket 1.With plug 13 with after socket 1 is connected, turning handle 3, make the screwed hole on the plug 13 of being threaded on Handle axis 4 terminations, simultaneously, the plat part of the eccentric circular hole 8 of locking arm 2 matches with the plat part of cotter pilotage and the position that limits locking arm 2 makes it locking, strengthen the locking effect between plug 13 and the socket 1, improve reliability, fail safe and the stability of its connection.
Claims (3)
1, the electrical cnnector that has retaining mechanism, the plug (13) that comprises socket (1) and match, it is characterized in that, comprise the U-shaped locking arm (2) that is installed on the socket (1), the U-shaped bottom of locking arm (2) is equipped with passes its rotatable Handle axis (4), the outer end of Handle axis (4) is installed with handle (3), offers screw thread on the inner termination of Handle axis (4); The end of two vertical edges of locking arm (2) is offered the eccentric circular hole (8) that has plat part respectively, and the outside of socket (1) and eccentric circular hole (8) corresponding position are provided with the cotter pilotage (9) that the plat part with eccentric circular hole (8) is complementary; The back of plug (13) is provided with the screwed hole (14) that the screw thread on the inner termination with handle groove (4) is complementary.
2, the electrical cnnector that has retaining mechanism according to claim 1, it is characterized in that, at least one vertical edge middle part of described locking arm (2) is provided with roller (5), socket (1) is provided with geometrical clamp (12), the position of the folder mouth of geometrical clamp (12) and roller (5) adapts, and the outer wall of plug (13) is provided with the arc-shaped transition breach that adapts with roller (5).
3, the electrical cnnector that has retaining mechanism as claimed in claim 1 or 2, it is characterized in that, the end of two vertical edges of described locking arm (2) is connected with connecting lever (6), this connecting lever (6) constitutes the L shape respectively with two vertical edges, the end of connecting lever (6) is provided with the straight pin (7) to convex, socket (1) interface is provided with L shaped socket cover (10), the transverse part termination of socket cover (10) has the hole, be installed in the bottom of socket (1) by pivot pin, socket cover (10) is arranged with the helical form locking closure spring (11) that is divided into two sections, bending to U-shaped between two sections of this locking closure spring (11) snaps in the interior installation groove of socket (1), locking closure spring (11) two ends are stretched out and are hook-shaped and snap in the outside mounting groove of socket cover (10), and locking closure spring (11) is installed in the bottom of socket (1) by the pivot pin that passes its two sections spirals; The vertical part of socket cover (10) is the inversion axe shape that top is wide, the bottom is narrow, and its upper width is greater than the A/F of locking arm (2) U-shaped, and the both sides, middle part of the vertical part of socket cover (10) are respectively arranged with the transition projection (15) of arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200645393U CN201234021Y (en) | 2008-07-31 | 2008-07-31 | Electric connector having locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200645393U CN201234021Y (en) | 2008-07-31 | 2008-07-31 | Electric connector having locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201234021Y true CN201234021Y (en) | 2009-05-06 |
Family
ID=40620409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200645393U Expired - Fee Related CN201234021Y (en) | 2008-07-31 | 2008-07-31 | Electric connector having locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201234021Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617445A (en) * | 2015-01-23 | 2015-05-13 | 昆山合真和光电科技有限公司 | Small pluggable connector with locking and unlocking mechanism |
| CN104981949A (en) * | 2013-02-01 | 2015-10-14 | 罗伯特·博世有限公司 | High-voltage arrangement |
| CN110492299A (en) * | 2019-07-26 | 2019-11-22 | 深圳市长盈精密技术股份有限公司 | Socket and connector assembly |
| CN110600928A (en) * | 2019-09-16 | 2019-12-20 | 深圳市长盈精密技术股份有限公司 | Socket and connector assembly |
| CN113690684A (en) * | 2021-10-25 | 2021-11-23 | 四川华丰科技股份有限公司 | Handle connector and socket |
-
2008
- 2008-07-31 CN CNU2008200645393U patent/CN201234021Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104981949A (en) * | 2013-02-01 | 2015-10-14 | 罗伯特·博世有限公司 | High-voltage arrangement |
| CN104981949B (en) * | 2013-02-01 | 2017-10-27 | 罗伯特·博世有限公司 | High potential assembly |
| CN104617445A (en) * | 2015-01-23 | 2015-05-13 | 昆山合真和光电科技有限公司 | Small pluggable connector with locking and unlocking mechanism |
| CN104617445B (en) * | 2015-01-23 | 2017-02-01 | 昆山合真和光电科技有限公司 | Small pluggable connector with locking and unlocking mechanism |
| CN110492299A (en) * | 2019-07-26 | 2019-11-22 | 深圳市长盈精密技术股份有限公司 | Socket and connector assembly |
| CN110600928A (en) * | 2019-09-16 | 2019-12-20 | 深圳市长盈精密技术股份有限公司 | Socket and connector assembly |
| CN110600928B (en) * | 2019-09-16 | 2021-05-25 | 深圳市长盈精密技术股份有限公司 | Socket and connector assembly |
| CN113690684A (en) * | 2021-10-25 | 2021-11-23 | 四川华丰科技股份有限公司 | Handle connector and socket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20150731 |
|
| EXPY | Termination of patent right or utility model |