CN101515687B - Three-electrode power plug inner frame with grounding elastic sheet - Google Patents
Three-electrode power plug inner frame with grounding elastic sheet Download PDFInfo
- Publication number
- CN101515687B CN101515687B CN2008100072362A CN200810007236A CN101515687B CN 101515687 B CN101515687 B CN 101515687B CN 2008100072362 A CN2008100072362 A CN 2008100072362A CN 200810007236 A CN200810007236 A CN 200810007236A CN 101515687 B CN101515687 B CN 101515687B
- Authority
- CN
- China
- Prior art keywords
- grounding elastic
- hollow
- elastic part
- frame
- elastic sheet
- 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
Abstract
The invention relates to a three-electrode power plug inner frame with a grounding elastic sheet, wherein the inner frame comprises a frame body which is provided with a positive electrode terminal, a negative electrode terminal and the grounding elastic sheet respectively; the grounding elastic sheet passes through a ground wire hole, is formed by kinking and is assembled by embedding the end part of the grounding elastic sheet and the frame body; and one side part of the grounding elastic sheet extends out to form a hollow upright cylindrical wire-placing cylinder. The three-electrode power plug inner frame is characterized in that a frame base is extended from one side wall of the frame body and is provided with a hollow hole base of which the inner edge has a convergent shape from the outside to the inside, and the hollow part of the hollow hole base is communicated with the wire-placing cylinder. With the three-dimensional design of the frame base, the rigidity and the strength of the three-electrode power plug inner frame are improved; and with the three-dimensional firmness characteristic of the frame base, the stability of a built-in core wire is improved, the dislocation deviation is reduced, and the product quality is improved.
Description
Technical field
What the present invention relates to is a kind of three-electrode power plug inner frame with grounding elastic part, refers to a kind of plug internal frame with grounding elastic part especially.
Background technology
General daily life and the electrical equipment of industrial operation or the use of appliances, the power source of its alternating current mainly is to engage with socket by a wire and plug, and conducts current to electrical equipment or appliances.The operating type of general plug injection molding is after the line ball operation is finished, and terminal is inserted an internal frame body, it is inserted in the mould of plug body again, carries out one injection molding (molding).
Again, a kind of three-electrode power plug is arranged in the plug, the plug of this kind kenel, because more aforementioned general plug tool fail safe in the use, using so extensively be used in general electrical equipment, also is the safety requirements of some advanced country, also is widely used in the specification of European all states.
And so-called three-electrode power plug, background technology 1 for example shown in Figure 1, as German DE3911315A1 patent case, with a plug at its exterior contour as yet not before the injection molding, be provided with an internal frame (1), respectively be provided with a positive terminal (12) and negative terminal (because section relation on the support body (11) of described internal frame (1), the graphic wherein positive terminal that only shows), and be provided with a grounding elastic part (14), wear a ground wire hole (141) on the described grounding elastic part (14), plug after will being shaped in use inserts outside socket, and be convexly equipped with the earth terminal of line hole (141) accordingly on the external receptacle, in the ground wire hole (141) of the grounding elastic part (14) of insertion plug, the two forms joint, and can reach the safe effect of ground connection.Again, this kind grounding elastic part (14) is suitably to bend shaping, and make up by build-in with the end and the support body (11) of described grounding elastic part (14) since described grounding elastic part (14) one sidepieces extend outward a hollow upright tubular put line tube (142).The described line tube (142) of putting is in order to accept the usefulness of ground wire stamen wire harness, though and since ground wire stamen wire harness by plural stamen wire harness collection, but, often there is the so-called copper phenomenon of revealing (to have part stamen line can't fall into the described line tube (142) of putting smoothly when therefore putting line because described constriction is not quite tight.So described background technology 1, a L shaped lug (15) of general one-tenth is set on support body (11), and described lug (15) is provided with a correspondence and puts the taper hole (151) of line tube (142) (or claiming horn mouth), the kenel of described taper hole (151) by restraining gradually outside to inside can provide the guiding of ground connection stamen line.Yet the problem of described background technology 1 is that it must be provided with a L shaped lug (15) at support body (11) in addition in addition, but, supports described L shaped lug (15) because only forming at a side, be easy to generate the stress concentration phenomenon, and under the situation of undercapacity, rupture easily and cause the serious flaw of quality.And then form unsettled on an other end limit and do not have a support, therefore cause distortion easily, make described taper hole (151) be not easy to aim at the described line tube (142) (promptly producing dislocation) of putting, influence is put line accurately and quality.
And see by Fig. 2, described lug (22) bottom is provided with a groove (221), can allow that putting line tube (24) includes in, but because the usually described cross section of putting line tube (24) for circular (with graphic laterally be cross section), and the cross section of described groove (221) also is circular, and after putting that line finishes, the described line tube (24) of putting must be clamped by the operation of riveting line, and this moment, circle was out of shape because clamp, make the circular groove of described lug (22) be difficult to hold, be that the described clamping deformation state of putting line tube (24) can be interfered circular groove (221), cause the damage of described lug (22).So still there is its problem to exist.
Summary of the invention
The objective of the invention is to, a kind of three-electrode power plug inner frame with grounding elastic part is provided, in order to overcome above-mentioned defective.
And the present invention solves the employed technological means of previous problem, mainly be to design a kind of three-electrode power plug inner frame with grounding elastic part, this kind plug be meant its exterior contour as yet not injection molding before, be provided with an internal frame, just respectively be provided with one on the support body of described internal frame, negative terminal, and be provided with a grounding elastic part, wear a ground wire hole on the described grounding elastic part, plug after will being shaped in use inserts outside socket, and be convexly equipped with the earth terminal in line hole accordingly on the external receptacle, in the ground wire hole of the grounding elastic part of insertion plug, the two forms joint, and can reach the safe effect of ground connection.Described internal frame comprises a support body, just respectively be provided with one on the described support body, negative terminal, and be provided with a grounding elastic part, wear a ground wire hole on the described grounding elastic part, and described grounding elastic part is bent shaping, and make up by build-in with the end and the support body of described grounding elastic part, what described grounding elastic part one sidepiece extended outward a hollow upright tubular puts the line tube, it is characterized in that described support body extends a skeleton frame, and described skeleton frame is provided with a hollow hole seat, edge forms one and restrains shape from outside to inside gradually within the described hollow hole seat, and the hollow of described hollow hole seat with put the line tube and communicate.
Beneficial effect of the present invention compared with the prior art is that by the solid design of skeleton frame, rigidity and the intensity than background technology also is increase relatively.And the solid design by skeleton frame also promotes and inserts the stability of stamen line, reduces the deviation of dislocation, promotes the quality of product;
Secondly, described skeleton frame is corresponding mutually by two vertical pieces, and the bottom of two vertical pieces connects one and be provided with the bottom sheet of perforation, and to establish a hollow cylinder post between described two vertical pieces be the hollow hole seat, with the reinforcement fin of described two vertical pieces, increase intensity of the present invention as side;
At last, the bottom of described bottom sheet of the present invention is provided with a groove, can hold described top of putting the line tube, and make described top of putting the line tube can be used as the stable of described skeleton frame and support, and the groove cross section of described bottom sheet of the present invention is one to be selected from ellipse, rectangle or thin-and-long, and described top of putting the line tube is a circle.Mainly because after putting line, the top that must will put the line tube clamps (being the riveting line), and in distortion that clamped condition produced, must have one in response to, therefore the groove cross section by described bottom sheet is one to be selected from one of ellipse, rectangle or thin-and-long, the spatial accommodation of allowing described distortion can be arranged, and be unlikely to push the periphery of described groove, prevent to destroy and be out of shape.
Description of drawings
Fig. 1 is the section plan of background technology one;
Fig. 2 is the section plan of background technology two;
Fig. 3 is a stereogram of the present invention;
Fig. 4 is a section plan of the present invention;
Fig. 5 is that shell fragment of the present invention unloads frame bottom view within the holder state;
Fig. 6 is made plug stereogram.
Description of reference numerals: 1-internal frame; The 11-support body; The 12-positive terminal; The 14-grounding elastic part; 141-ground wire hole; 142-puts the line tube; The 15-lug; 151-taper hole; The 2-internal frame; The 21-support body; The 22-lug; The 221-groove; The 23-supporting cantilever; 24-puts the line tube; The 3-internal frame; The 31-support body; The 310-sidewall; The 32-positive terminal; The 33-negative terminal; The 34-grounding elastic part; 341-ground wire hole; 35-puts the line tube; The 36-skeleton frame; The 361-vertical piece; The 362-bottom sheet; The 363-perforation; The 364-groove; 37-hollow hole seat; The 4-plug.
Embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the present invention is above-mentioned.
See also shown in Figure 6, the invention relates to a kind of three-electrode power plug (4) with grounding elastic part use within frame, see also shown in Figure 3, described internal frame (3) comprising: a support body (31), just respectively be provided with one on the described support body (31), negative terminal (32), (33), and be provided with a grounding elastic part (34), see also shown in Figure 4, wear a ground wire hole (341) on the described grounding elastic part (34), and described grounding elastic part (34) is bent shaping, and make up by build-in with the end and the support body (31) of described grounding elastic part (34), what described grounding elastic part (34) one sidepieces extended outward a hollow upright tubular puts line tube (35).
Characteristic of the present invention mainly is that described support body (31) one sidewalls (310) extend a skeleton frame (36), and described skeleton frame (36) is provided with a hollow hole seat (37), the inner edge of described hollow hole seat (37) forms one and restrains shape from outside to inside gradually, and the hollow of described hollow hole seat (37) communicates with the hollow of putting line tube (35).
Described skeleton frame of the present invention (36) can be not limited in Any shape, can described skeleton frame (36) is corresponding mutually by two vertical pieces (361) but preferable, and the bottom of two vertical pieces (361) connects a bottom sheet (362) that is provided with perforation (363), and surrounds with the described sidewall (310) of support body (31); And the described inwall that surrounds constitutes a hollow hole seat (37).
And also good embodiment of the present invention, be that described skeleton frame (36) is corresponding mutually by two vertical pieces (361), and the bottom of two vertical pieces (361) connects one and is provided with the bottom sheet (362) of perforation (363), and to establish a hollow cylinder post between described two vertical pieces (361) be hollow hole seat (37).
And aforementioned arbitrary embodiment no matter, the bottom of described bottom sheet (362) is provided with a groove (364), can hold described top of putting line tube (35), and make described top of putting line tube (35) can be used as the stable of described skeleton frame (36) and support.See also shown in Figure 5ly, groove (364) cross section of described bottom sheet of the present invention (362) is one to be selected from ellipse, rectangle or thin-and-long, and the described top cross section of putting line tube (35) (as shown in Figure 4) is a circle.Mainly be owing to put after the line, the top that must will put line tube (35) clamps (being the riveting line), and in distortion that clamped condition produced, must have one in response to, therefore groove (364) cross section by described bottom sheet (362) is one to be selected from one of ellipse, rectangle or thin-and-long, and graphic is example with the ellipse, and the spatial accommodation of allowing described distortion can be arranged, and be unlikely to push the periphery of described groove (364), prevent to destroy and be out of shape.
In sum, the present invention possesses practical function, and does not see in publication or public use, meets patent requirement, proposes patent application in accordance with the law.
The above only is preferred embodiment of the present invention, only is illustrative for the purpose of the present invention, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes to it in the spirit and scope that claim of the present invention limited, revise, even equivalence, but all will fall within the scope of protection of the present invention.
Claims (1)
1. three-electrode power plug inner frame with grounding elastic part, it comprises a support body, just respectively be provided with one on the described support body, negative terminal, and be provided with a grounding elastic part, wear a ground wire hole on the described grounding elastic part, and described grounding elastic part bending is shaped, and make up by build-in with the end and the support body of described grounding elastic part, what described grounding elastic part one sidepiece extended outward a hollow upright tubular puts the line tube, it is characterized in that: described support body one sidewall extends a skeleton frame, and described skeleton frame is provided with a hollow hole seat, the inner edge of described hollow hole seat forms one and restrains shape from outside to inside gradually, and the hollow of described hollow hole seat communicates with the hollow of putting the line tube;
Described skeleton frame is corresponding mutually by two vertical pieces, and the bottom of two vertical pieces connects one and be provided with the bottom sheet of perforation, and to establish a hollow cylinder post between described two vertical pieces be the hollow hole seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100072362A CN101515687B (en) | 2008-02-19 | 2008-02-19 | Three-electrode power plug inner frame with grounding elastic sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100072362A CN101515687B (en) | 2008-02-19 | 2008-02-19 | Three-electrode power plug inner frame with grounding elastic sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101515687A CN101515687A (en) | 2009-08-26 |
| CN101515687B true CN101515687B (en) | 2010-12-29 |
Family
ID=41040028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100072362A Expired - Fee Related CN101515687B (en) | 2008-02-19 | 2008-02-19 | Three-electrode power plug inner frame with grounding elastic sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101515687B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102270786B (en) * | 2010-09-17 | 2013-07-31 | 苏州建通光电端子有限公司 | Three-pole power plug |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0328992A2 (en) * | 1988-02-17 | 1989-08-23 | Schaar, Gerhard | Electrical plug connector |
| EP0452760A1 (en) * | 1990-04-20 | 1991-10-23 | Taller GmbH | Protective contact plug with a bridge shaped moulding |
| EP0332034B2 (en) * | 1988-03-09 | 1998-09-09 | Taller GmbH | Bridging means for safety plug with hollow cylindrical pins for the current and earth leads |
| DE202007002268U1 (en) * | 2007-02-15 | 2007-07-12 | GEM TERMINAL IND. CO., LTD., Lu-Chu Hsiang | Corresponding construction for inner framework, has recess designed at wire-receiving element with corresponding side of wire-receiving base, which receives element of earth plate and is positioned for adjusting wire |
| CN201219163Y (en) * | 2008-02-19 | 2009-04-08 | 建通精密工业股份有限公司 | Triple-pole power plug internal frame with grounding reed |
-
2008
- 2008-02-19 CN CN2008100072362A patent/CN101515687B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0328992A2 (en) * | 1988-02-17 | 1989-08-23 | Schaar, Gerhard | Electrical plug connector |
| EP0332034B2 (en) * | 1988-03-09 | 1998-09-09 | Taller GmbH | Bridging means for safety plug with hollow cylindrical pins for the current and earth leads |
| EP0452760A1 (en) * | 1990-04-20 | 1991-10-23 | Taller GmbH | Protective contact plug with a bridge shaped moulding |
| DE202007002268U1 (en) * | 2007-02-15 | 2007-07-12 | GEM TERMINAL IND. CO., LTD., Lu-Chu Hsiang | Corresponding construction for inner framework, has recess designed at wire-receiving element with corresponding side of wire-receiving base, which receives element of earth plate and is positioned for adjusting wire |
| CN201219163Y (en) * | 2008-02-19 | 2009-04-08 | 建通精密工业股份有限公司 | Triple-pole power plug internal frame with grounding reed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101515687A (en) | 2009-08-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103904472B (en) | Electric connector and its manufacture method | |
| CN106099618A (en) | The production and assembly method of USB Type C socket connector | |
| CN101515687B (en) | Three-electrode power plug inner frame with grounding elastic sheet | |
| CN206650203U (en) | A kind of compact electric vehicle jack contact | |
| CN2884478Y (en) | Gilled aluminium electrolysis capacity | |
| CN201219163Y (en) | Triple-pole power plug internal frame with grounding reed | |
| CN204991977U (en) | Press from both sides tight structure and shell fragment thereof | |
| CN201616519U (en) | Improved USB 3.0 female connector | |
| CN104979670A (en) | Cylindrical plug bush and production method | |
| CN204925201U (en) | Electric energy meter plug | |
| CN214931457U (en) | Metal sodium packaging barrel | |
| CN202127144U (en) | Coaxial connecting terminal for automobile | |
| CN201900408U (en) | Welding tool for nickel strap of single battery | |
| CN205452653U (en) | Plug connector | |
| CN212725650U (en) | Pin for plug inner frame | |
| CN206947585U (en) | Constitutionally stable band fuse plug | |
| CN207522156U (en) | Irregular part numerical control lathe collet | |
| CN210576609U (en) | Box OBD female seat | |
| CN215497156U (en) | Circuit board plug | |
| CN213079750U (en) | State grid power distribution cabinet shell and module for shell forming | |
| CN213401584U (en) | Crown spring jack | |
| CN215955567U (en) | DC female seat for preventing electric arc open circuit in use | |
| CN208904296U (en) | Reinforced Micro USB connector | |
| CN220210615U (en) | Multi-station universal jig for earphone production line | |
| CN210404068U (en) | Connecting terminal |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20210219 |