CN201490415U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN201490415U CN201490415U CN2009201351550U CN200920135155U CN201490415U CN 201490415 U CN201490415 U CN 201490415U CN 2009201351550 U CN2009201351550 U CN 2009201351550U CN 200920135155 U CN200920135155 U CN 200920135155U CN 201490415 U CN201490415 U CN 201490415U
- Authority
- CN
- China
- Prior art keywords
- electric connector
- face
- insulating body
- center terminal
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses an electric connector which mainly consists of an insulation body, a terminal set, a baffle block and a shell sleeve piece, wherein the baffle block is arranged at the rear of the insulation body for supporting a central terminal, and the two sides of the baffle block are respectively provided with a convex part and a clamp point, so that the baffle block is fixed in the insulation body; the central terminal in the terminal set comprises a butt jointing part, a locating part and a connecting part, wherein the diameter of the locating part is larger than that of the connecting part for abutting against the baffle block; and with the function of the top support of the baffle block, the central terminal can be stably fixed in a fixedly holding groove, so that when a butt jointing connecting device is inserted, and when being forced to be inserted, the central terminal is applied by the top-support offset force to form a stable state, thereby preventing the central terminal from moving from front to back and guaranteeing the normal transmission of telecommunication.
Description
[technical field]
The utility model system is relevant for a kind of structure of electric connector, refers in particular to a kind of utilization and sets up a block and support center terminal, and center terminal produces loosening electric connector when preventing to dock.
[background technology]
Electric connector is widely used in the electronic product field, and a kind of electric connector that is made for the power supply contact is wherein arranged, and the structure of the type connector generally comprises as the center terminal of the positive and negative electrode of power supply and flexible terminal on every side; Center terminal and flexible terminal all can be connected to circuit board, thereby reach the telecommunication transmission between butt joint electric connector and the circuit board.With the complete mated condition of docking electric connector under, because the needs of stabling current transmission, must guarantee to have certain contact force between butt joint connector terminals and the center terminal, the existence of this contact force can cause with the plug process of docking electric connector in, produce a contact engaging and separating force between butt joint connector terminals and the center terminal, and this contact engaging and separating force certainly will have influence on the fixing effect of center terminal in insulating body.
In the prior art, center terminal and circuit board connected mode have several kenels, and first center terminal is connected with the blade terminals that another can be welded on the circuit board, thus the telecommunication transmission channel of forming circuit plate and butt connector.As No. the 200720118380th, Chinese patent, shown in the 1st figure, the mode that the disclosed technology of this patent is the center terminal 3 and of this electric connector fixed terminal 2 that can be connected to circuit board by riveted is fixed on the insulating body 1, to stop center terminal contingent travelling forward in butt joint electric connector withdrawal process, also stop it to move backward simultaneously by ring sleeve portion set on the center terminal.Yet this mode of electrically transferring by fixed terminal has increased the butt joint impedance, is unfavorable for the normal transmission of electric power, and, increasing operation by riveted processing because of need, and be operation with the blade terminals of making distortion, its fraction defective is also higher when volume production.(at known techniques partly, relevant portion only is described in this article, and only lists correlation diagram number that all parts and figure number are not listed one by one for saving space, following correlation technique is also same.)
Therefore, existing electric connector adopts the mode that center terminal bending back is direct and circuit board is connected with group more, as No. the 200420013748th, Chinese patent, shown in the 2nd figure, the disclosed technology of this patent is that the center terminal 21 of this electric connector relies on some projectioies 2111 that are provided with thereon with protruding thorn 2112 center terminal to be immobilizated in the insulating body 10.When the center terminal contacted with insulating body, the projection of insulating body and protruding thorn had deformation and produce, and had reduced the steadiness of center terminal; When the butt joint electric connector inserted, the insertion force that is produced was easy to make center terminal to withdraw from insulating body backward, causes be bonded with each other not firm, influences the stable transfer of electric current.
In addition, and for example Chinese patent is announced No. 200420080316, shown in the 3rd figure, the disclosed technology of this patent is that the insulating body rear end of this electric connector is provided with a lug, in the middle of lug, be provided with the stopper 1201 of arc, center terminal is after front loaded, the joint portion 43 of center terminal bends at stopper 1201 places again, when butt connector is extracted, stopper stops the bending place of center terminal, prevent that it from moving along extracting direction, when butt connector inserts, stop it to move by set holding parts 42 on the center terminal to direction of insertion.Yet this holding structure is often not ideal enough aborning, be because center terminal bends after must passing insulating body again, after bending, be difficult to fluid-tight engagement with stopper, it is loosening that center terminal is produced, moreover, because lug is to be made of plastic material, after assembling, bend center terminal again, meeting is because of the stressed excessive damage that is easy to cause lug, thereby so that the rising of the fraction defective of product causes cost to increase.
In view of this, the utility model designer is at above-mentioned shortcomings and deficiencies, and process studies for a long period of time, and cooperates the utilization of scientific principle, creates a kind of utility model design that can solve above-mentioned deficiency and defective finally.
[utility model content]
The main purpose of the utility model is to be to provide a kind of electric connector, in being set on the insulating body, a block that is inserted in supports on the rear end face of center terminal location division, loosening to prevent that itself and butt connector from producing when inserting, thus the stable transfer of electric current guaranteed.
Another purpose of the utility model is to be to provide a kind of electric connector, and this block has the effect of correcting center terminal location, and simple in structure, assembles rapid convenience, helps boosting productivity.
For reaching above-mentioned purpose of the present utility model, can be realized by following technical scheme: the utility model provides a kind of electric connector, and this electric connector mainly is made up of insulating body, terminal group, block and housing assembly.Wherein, it is cube shaped that this insulating body roughly is, and its enclosure interior is provided with one and runs through the host cavity of making rear end face from front end face, provides butt connector to insert, and the inner circular hole that forms a smaller aperture due of host cavity is as installing of center terminal; Extension downwards is provided with a groove to end face along the rear end face edge on insulating body, this groove extends downward the circular hole place on the rear end face always, be connected with circular hole, both sides respectively are provided with the concave station of the appropriate depth of a symmetry in the middle of the slot opening end, also be provided with a draw-in groove in the rear of concave station again, described on the bottom face of groove in above-mentioned circular hole center the online holding slot that is used for centre of location terminal that is provided with.
Described block can with insulating body with material or be that metal material is made, comprise a rectangular body, respectively be provided with a protuberance that is the assistant formula in the both sides of rectangular body centre, the size of this protuberance and the concave station on the insulating body adapt, and also are provided with a stuck point in the rear of protuberance again.
Center terminal in the described terminal group is to form in the mode that multiaxis is processed, its structure comprise one with dock docking section, location division and the connecting portion that electric connector engages, the three all is the cylinder bodily form, wherein, the location division has than other two partly big diameter, and this connecting portion can be processed in advance and is 90 degree bending structures.
When assembling, the center terminal that has bent is inserted from the circular hole of insulating body rear end, its location division by slight interference in circular hole, the connecting portion of center terminal rear end is also inserted fully because of it and is located in the holding slot simultaneously, and the circular arc in its surface and the holding slot fits tightly, to be used for preventing moving forward of center terminal.
After above-mentioned action is finished, just begin block is inserted from the groove mouth of the last end face of insulating body, protuberance on the block and concave station on stuck point and the insulating body and draw-in groove cooperatively interacts at this moment, block assembled fully be positioned on the insulating body, the bottom surface of the block that assembles just touches the connecting portion of center terminal, front end face is also pressed close on the rear end face of center terminal location division according to the size that designs simultaneously, when butt connector inserts, center terminal is because of being subjected to insertion force, the rear end face of its location division begins to support on the front end face of block, and center terminal can't be moved backward.
Compared to prior art, the rear end face that a block supports the center terminal location division is set up in this electric connector utilization on insulating body, it is loosening to prevent that itself and butt connector from producing when inserting, thereby guarantee the stable transfer of electric current, no longer need to adopt projection to make fixing, or with center terminal assembling earlier again bending support; And this block is simple in structure, and assembling is convenient rapidly, helps boosting productivity.
[description of drawings]
Fig. 1 is the three-dimensional exploded view of located by prior art;
Fig. 2 be another located by prior art three-dimensional exploded view;
Fig. 3 is the cutaway view of another located by prior art;
Fig. 4 is the three-dimensional exploded view of the preferred embodiment of the utility model;
Fig. 5 is the insulating body of the utility model preferred embodiment and the exploded view of block;
Fig. 6 is the top view of the insulating body of the utility model preferred embodiment;
Fig. 7 is the longitudinal sectional view of the utility model preferred embodiment;
Fig. 8 is the stereogram of the utility model preferred embodiment.
100-electric connector among the figure, 10-terminal group, 11-flexible terminal, 12-center terminal, 121-contact site, the 122-location division, 123-connecting portion, 124-rear end face, 13-LED device, 20-block, the 21-cylindrical bodies, 22-protuberance, 23-stuck point, 24-front end face, 30-insulating body, the 31-interface, 32-host cavity, 33-circular hole, 34-groove, 35-concave station, the 36-draw-in groove, 37-holding slot, 38-arc portion, 39-reference column, the 40-housing assembly, 41-first shell, 42-second shell, 43-the 3rd shell.
[embodiment]
For ease of describing enforcement structure of the present utility model in detail, existing conjunction with figs. is in conjunction with the preferable specific embodiment of the utility model, the utility model is described as follows in detail, and only this embodiment is only for conveniently saying structure of the present utility model, not in addition any restriction of the utility model.
Be depicted as an electric connector 100 by the 4th, 5 and 6 figure, this electric connector 100 mainly is made up of insulating body 30, terminal group 10, block 20 and housing assembly 40.Wherein, insulating body 30 roughly is a square type body, which is provided with in order to accommodate the circular interface 31 of butt joint electric connector (not indicating), on this interface 31, be provided with and extend back always and form a cylindricality host cavity 32, be provided with the circular hole 33 of a smaller aperture due again in these host cavity 32 bottoms, this circular hole 33 is through on insulating body 30 rear end faces always, and described host cavity 32, circular hole 33 are to be positioned at online always.
Extension downwards is provided with a groove 34 to the last end face of this insulating body 30 along the rear end face edge, this groove 34 is positioned at the top of host cavity 32, extend downward circular hole 33 places on the rear end face always, and whole circular hole 33 is contained in it, both sides respectively are provided with the concave station 35 of the appropriate depth of a symmetry in the middle of groove 34 openends, also be provided with a draw-in groove 36 in the rear of concave station 35 again, on the bottom face of groove 34 in above-mentioned circular hole 33 centers the online holding slot 37 that is used for centre of location terminal 12 that is provided with, the width of this holding slot 37 is to design according to the diameter of center terminal 12 contact sites 123, and holding slot 37 is provided with the connecting portion 123 of an arc portion 38 in order to butt center terminal 11.Also be respectively equipped with the storage tank (indicating) of accommodating flexible terminal 11 and LED matrix 13 in addition in the left and right sides of the rear end face of insulating body 30, bottom surface then also is provided with a pair of reference column 39.
Described block 20 can by plastic injection-moulded process or metal material made, its structure comprises a rectangular body 21, respectively be provided with a protuberance 22 that is the assistant formula in the both sides of rectangular body 21 centre, concave station 35 on the size of these protuberances 22 and the insulating body 30 adapts, also be provided with a stuck point 23 in the rear of protuberance 22 again, this stuck point 23 be used for insulating body 30 grooves 34 on draw-in groove 35 be clasped mutually, and come together installing and locating block 20 on insulating body 30 with aforesaid protuberance 22 and cooperating of concave station 35.
Described terminal group 10 comprises center terminal 11, flexible terminal 12 and LED matrix 13, wherein center terminal 11 is to form in the mode that multiaxis is processed, it comprise one with dock docking section 121, location division 122 and the connecting portion 123 that electric connector (indicate) engages, three partly all are the cylinder bodily form in the present embodiment, wherein, location division 122 has than the big diameter of other two part, makes 123 of location division 122 and connecting portions produce section difference faces; But location division 122 is to match with the circular hole 33 of insulating body 30, and therefore, the location division 122 that is complementary and the shape of circular hole 33 still can have other variation, such as, circular hole 33 becomes square hole or all can in the multiangular hole.Connecting portion 123 becomes the structure of bending 90 degree in the present embodiment, machines earlier.
Described flexible terminal 12 is stamped to form by a sheet metal, is used for the Elastic Contact butt connector, and cooperates with center terminal 11 and to carry out electric power transfer, and 13 of LED matrix are to be used to provide the work indication.
Described housing assembly 40 comprises first housing 41, second housing 42 and the 3rd housing 43, and these housings all by the sheet metal punching press, are coated on the insulating body 30.
Refer again to shown in the 7th, 8 figure, when assembling, at first, the center terminal 12 that has bent is inserted from the circular hole 33 of insulating body 30 rear ends, its location division 122 in circular hole 33, can be prevented that waving of center terminal 12 from rocking by slight interference, and the connecting portion 123 of center terminal 12 rear ends is also inserted fully because of it and is located in the holding slot 37 simultaneously, and the arc portion 38 in its surface and the holding slot 37 fits tightly, to be used for preventing moving forward of center terminal 12.
After above-mentioned action is finished, just begin block 20 is inserted for 34 mouthfuls from the groove of the last end face of insulating body 30, cooperatively interacting of protuberance 22 on the dependence block 20 and concave station 35 on stuck point 23 and the insulating body 30 and draw-in groove 36, block 20 assembled fully be positioned on the insulating body 30, the bottom surface of the block 20 that assembles just touches the connecting portion 123 of center terminal 12, front end face 24 is also pressed close on the rear end face 124 of center terminal 12 location divisions 122 according to the size that designs simultaneously, when butt connector inserts, center terminal 12 is because of being subjected to insertion force, the rear end face 124 of its location division 122 begins to support on the front end face 24 of block 20, and center terminal 12 can't be moved backward.Again flexible terminal 11, LED matrix 13 and housing assembly 40 are assembled one by one in order at last, thereby can be obtained the electric connector 100 of a creation.
Utility model of the present utility model focuses on: by setting up on insulating body 30 block 20 is installed, and the front end face 24 that utilizes this block 20 supports the rear end face 124 of center terminal 12 location divisions 122, with prevent its be subjected to producing when inserting power loosening, thereby guaranteed the stable transfer of electric current.
Be familiar with enforcement utility model purpose and the effect that this operator understands the utility model spirit strictly according to the facts for making, for embodiment and accompanying drawing only be that the utility model is illustrated, not to the utility model any restriction in addition, the utility model also can still have other variation execution mode, so allly be familiar with this operator and carry out other pattern under this case utility model spirit and implement not breaking away from, the equivalence that all should be considered as this case claim is implemented.
Claims (6)
1. electric connector, this electric connector (100) includes insulating body (30), terminal group (10), block (20) and housing assembly (40) and forms, wherein, terminal group (10) also includes a center terminal (12), front end at this insulating body (30) is interface (31), which is provided with and extend back always and form a cylindricality host cavity (32), be provided with the circular hole (33) of a smaller aperture due again in this host cavity (32) bottom, this circular hole (33) is through on insulating body (30) rear end face always; It is characterized in that: this electric connector (100) still includes a block (20), this block (20) is installed in the groove (34) of insulating body (30) rear end, its front end face (24) is held on the rear end face (124) of center terminal (12) location division (122), prevents moving backward of center terminal (12).
2. electric connector as claimed in claim 1 is characterized in that: this groove (34) is that the last end face from insulating body (30) prolongs the circular hole (33) that stretches on the rear end face downwards along the rear end face edge.
3. electric connector as claimed in claim 1 is characterized in that: this block (20) comprises a rectangular body (21), is provided with protuberance (22) in the both sides of rectangular body (21), also is provided with stuck point (23) in the rear of protuberance (22).
4. electric connector as claimed in claim 1 is characterized in that: the openend of described groove (34) is provided with concave station (35) and the draw-in groove (36) that matches with the protuberance (22) and the stuck point (23) of block (20).
5. electric connector as claimed in claim 1, it is characterized in that: described center terminal (12) include one with dock docking section (121), location division (122) and the connecting portion (123) that electric connector engages, wherein, location division (122) has than the big diameter of other two part, makes and produces a section difference face between location division (122) and connecting portion (123).
6. electric connector as claimed in claim 1, it is characterized in that: on the bottom face of groove (34) in circular hole (33) center of insulating body (30) the online holding slot (37) that is used for centre of location terminal (12) that is provided with, this holding slot (37) is provided with the connecting portion (123) of an arc portion (38) as butt center terminal (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201351550U CN201490415U (en) | 2009-03-05 | 2009-03-05 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201351550U CN201490415U (en) | 2009-03-05 | 2009-03-05 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201490415U true CN201490415U (en) | 2010-05-26 |
Family
ID=42429282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201351550U Expired - Fee Related CN201490415U (en) | 2009-03-05 | 2009-03-05 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201490415U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183942A (en) * | 2014-08-25 | 2014-12-03 | 健大电业制品（昆山）有限公司 | PIN used for being inserted into thermosetting material PIN round hole |
-
2009
- 2009-03-05 CN CN2009201351550U patent/CN201490415U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183942A (en) * | 2014-08-25 | 2014-12-03 | 健大电业制品（昆山）有限公司 | PIN used for being inserted into thermosetting material PIN round hole |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204243350U (en) | Electric connector | |
| CN203135087U (en) | Electric connector | |
| CN201868594U (en) | Electric connector | |
| CN204333399U (en) | Can the electric power plug connector of just anti-plug | |
| CN201708377U (en) | Electric connector component | |
| CN202308430U (en) | Plug connector | |
| CN203883202U (en) | Miniature SB front/reverse plugging male socket connector | |
| CN102185205A (en) | Socket electric connector | |
| CN202167647U (en) | Wire-to-board connector combination | |
| CN203503872U (en) | Clamping groove connector | |
| CN201490415U (en) | Electric connector | |
| CN102185213A (en) | Electric connector | |
| CN202025902U (en) | Improved socket electrical connector | |
| CN204809555U (en) | Positive and negative USB plug of inserting | |
| CN202025904U (en) | Combined socket electric connector | |
| CN202363653U (en) | Electric connector with improved structure | |
| CN202025890U (en) | Terminal structure of electric connector | |
| CN204315821U (en) | Connector and combination thereof | |
| CN103531943B (en) | Card slot connector and forming method thereof | |
| CN201018148Y (en) | Universal bus plug connector | |
| CN210692840U (en) | But limit structure's battery socket | |
| CN107196092A (en) | A kind of miniature high-speed transmission connector | |
| CN201117976Y (en) | Electric connector shield casing structure | |
| CN102456962B (en) | Electric connector and conductive terminal thereof | |
| CN202025903U (en) | Improved electric connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Octekconn Electronics (Kunshan) Incorporation Document name: Notification to Pay the Fees |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20140305 |