CN100372191C - Electric connector for measuring melt metal - Google Patents
Electric connector for measuring melt metal Download PDFInfo
- Publication number
- CN100372191C CN100372191C CNB2005101254114A CN200510125411A CN100372191C CN 100372191 C CN100372191 C CN 100372191C CN B2005101254114 A CNB2005101254114 A CN B2005101254114A CN 200510125411 A CN200510125411 A CN 200510125411A CN 100372191 C CN100372191 C CN 100372191C
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- CN
- China
- Prior art keywords
- head
- socket
- insertion portion
- plug
- electric connector
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/28—Coupling parts carrying pins, blades or analogous contacts and secured only to wire or cable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/66—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with pins, blades or analogous contacts and secured to apparatus or structure, e.g. to a wall
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/86—Parallel contacts arranged about a common axis
Abstract
The invention discloses an electric connector which is soaked in the molten metal to measure the temperature, oxygen content, carbon and surface character of the molten metal. The head of the plug inserting part of the coupler has Phi 10.5 external diameter, and the upper end of the head is made to be thick (1.7mm or more). Such structure disposes the upper pin slot of the outer annulus surface set on the head to be deep so that the extend heights of the slot inserting to the upper and lower part are different. In addition, the step width between the head step and the lower step of the inserting part of the pin and the step width between the lower step and the step under the lower step are compared, and the difference remains about 0.3mm. Therefore, the connector is soaked in the molten metal to prevent the swinging caused by burning.
Description
Technical field
Present invention relates in general to a kind of electric connector, it is immersed in the motlten metal to measure this temperature of melt metal, oxygen content and other character, and relate in particular to a kind of electric connector of measuring motlten metal, it is so constructed, make the head upper end of this electrical connector plug insertion portion be thicker than this part of traditional electrical connector, and be inserted into the height that stretches out of pin that stretching out of pin in the prong slots on the top that is arranged at this head external peripheral surface highly be different from the prong slots that is inserted into the bottom that is arranged at this head external peripheral surface, so just make this plug successfully be inserted in the socket.
Background technology
In the STEELMAKING PRODUCTION of producing steel, must measure the oxygen content in temperature of melt metal or this motlten metal.A kind of electric connector has been used as the measurement mechanism of this measuring process.As Fig. 3 A, shown in 3B and the 3C, this electric connector comprises socket 7 and plug 10.Socket 7 has first hollow casing 1.In first shell 1, be provided with the ring-shaped step 3 more than three or three.In this case, the diameter of ring-shaped step 3 successively decreases to the direction of its upper end along the lower end from first shell 1.The annular contact 5 that links to each other with lead 4 alternately is arranged on the circumferential surface of step 3 in mode insulated from each other.Cylindrical contact 6 is inserted among the upper end of first shell 1 in the mode of extending towards the lower end of this first shell.Simultaneously, plug 10 comprises base 8.These base 8 upper supports have insertion portion 9, and this insertion portion 9 is provided with second hollow casing 2 and ring-shaped step 3a.The quantity of ring-shaped step 3a is identical with the quantity of the ring-shaped step 3 of first shell 1, and its diameter successively decreases to the direction of upper end along the lower end from second shell 2.
In addition, prong slots 12a and 12b longitudinally are formed on respectively among the top and lower part of head external peripheral surface of plug insertion portion 9, thereby make pin 11 be inserted among this prong slots 12b and the 12a, when plug 10 was inserted in the socket 7, this pin 11 contacted with cylindrical contact 6 and the annular contact 5 that is arranged in the socket.
Yet, the traditional electrical connector is in-problem, and it is that the head of this plug insertion portion comprises that an external diameter is the cylinder of Φ 9, and the upper end of this head very thin (about 1 millimeter) makes can not form very dark prong slots on the top of this head external peripheral surface.Therefore, the stretching out highly of pin that is inserted in this prong slots is equal to each other.In this case, when the insertion portion of this plug was inserted in the socket that will install, the contact of the step setting in the socket was because pin is in contact with it and thereon by causing wearing and tearing.In addition, the traditional electrical connector be problematic in that pin in the prong slots that is inserted into this insertion portion head from the inside on this head top to its outer bend, make it be fractureed easily and with the pin interference that is inserted in the prong slots that is arranged at the bottom.
In addition, as shown in table 1, traditional plug is so constituted, make insertion portion head (the 5th and the 6th step) and be positioned at step width (1 millimeter) between the step (the 4th step) of this lower head, and this lower step (the 4th step) and being positioned between the step width (1.5 millimeters) between the step (the 3rd step) of the 4th step below, difference is about 0.5 millimeter, is bigger.Because the difference between the step width, when plug is inserted in the socket, contact not tight between this plug and this socket.Like this, when probe was immersed in the motlten metal, this connector may produce undesirable swing owing to the burning of outer protection tube.
External diameter, the difference between the external diameter and the width of step that has shown the insertion portion of traditional plug in the table 1.In this case, the head step is designated as the 5th and the 6th step, and the step that is positioned at the 5th and the 6th step below is designated as the 4th and the 3rd step.By this way, first to the 3rd step is also designated.
Table 1
| The part of plug | Five, the 6th step | The 4th step | The 3rd step | Second step | First step |
| The external diameter of |
9 | 11 | 14 | 17 | 20 |
| External diameter is poor | 2 | 3 | 3 | 3 | |
| Step width between the |
1 | 1.5 | 1.5 | 1.5 |
Summary of the invention
Correspondingly, the present invention has pointed out to be present in the problems referred to above of the prior art, and a target of the present invention provides a kind of electric connector, it is so constructed, make the external diameter of head of plug insertion portion be set to about Φ 10.5, and that the upper end of this head is made is thicker (1.7 millimeters or more than), thereby permission forms very dark prong slots on the top of the external peripheral surface of the head of this insertion portion, makes pin be inserted in this prong slots thus and does not come in contact with annular contact.
Another target of the present invention provides a kind of electric connector, it is so constructed, make the step and the step width between the lower step below this head step of head of plug insertion portion, and this lower step and between the step width between the step below this lower step, difference remains in 0.3 millimeter or the littler scope, thereby prevents that this electric connector from undesirable swing taking place when being immersed in the motlten metal of measurement.
In order to reach above-mentioned target, the invention provides a kind of electric connector that is used to measure motlten metal, it comprises hollow socket and is inserted into plug in this socket, described socket comprises the ring-shaped step with different-diameter more than three or three that is arranged in it, with the cylindrical contact that is fixed to this socket upper end, described plug comprises base and is arranged on insertion portion on the core of this base, also comprise ring-shaped step with different-diameter, and its quantity is identical with numbers of steps in the described socket, wherein, the head upper end of hollow plug insertion portion has the thickness between 1.7 millimeters to 1.8 millimeters, first prong slots on external peripheral surface top that is arranged at the head of this insertion portion is processed to be deeper than second prong slots of the external peripheral surface bottom that is arranged on this head, thereby is inserted into the height that stretches out that stretching out of pin in first prong slots highly is different from the pin that is inserted in second prong slots.
In addition, there are 0.25 to 0.3 millimeter difference in the head of plug insertion portion and be arranged on step width between the first step of this lower head, and first step and being arranged between the step width between the second step of this first step below.
Description of drawings
By following detailed description with reference to the accompanying drawings, above-mentioned and other target, feature and other advantage of the present invention will be well understood to more, wherein:
Figure 1A is the three-dimensional view according to the cut-away section of the socket of a kind of electric connector of the present invention, Figure 1B is that the form with three-dimensional view and partial enlarged view illustrates the view according to the plug of electric connector of the present invention, and Fig. 1 C is the three-dimensional view according to the cut-away section on the top of plug of the present invention;
Fig. 2 is the plan view according to the plug of electric connector of the present invention; And
Fig. 3 A is a kind of three-dimensional view of cut-away section of socket of traditional electrical connector, Fig. 3 B is the view that illustrates the plug of traditional electrical connector with the form of three-dimensional view and partial enlarged view, and Fig. 3 C is the cut-away section three-dimensional view on top of the plug of traditional electrical connector.
Preferred implementation
Below, will specifically describe the preferred embodiments of the present invention with reference to the accompanying drawings.With reference now to accompanying drawing,, wherein, in different accompanying drawings, identical reference number indication components identical or part.In order clearly to describe the present invention, omit the detailed description of correlation technique or structure at this.
Figure 1A is the three-dimensional view according to the cut-away section of the socket of a kind of electric connector of the present invention, Figure 1B is that the form with three-dimensional view, partial enlarged view illustrates the view according to the plug of a kind of electric connector of the present invention, Fig. 1 C is the three-dimensional view according to the cut-away section on the top of plug of the present invention, and Fig. 2 is the plan view according to the plug of electric connector of the present invention.
As shown in drawings, the plug 10 that is inserted in the socket 7 has cup dolly 8 in its underpart.Base 8 closely contacts with the lower end of socket 7.The core of base 8 is provided with hollow insertion portion 9, and insertion portion 9 comprises ring-shaped step 3a, and these steps are connected to each other and its diameter successively decreases to the direction of upper end along the lower end from insertion portion 9.The head of this insertion portion has Φ 10.5 or littler external diameter, is preferably Φ 10.5.Correspondingly, the upper end thickness of this head is about 1.7 millimeters, is preferably 1.75 millimeters.The external diameter according to the step of plug insertion portion of the present invention, difference and the width between the external diameter have been shown in the table 2.They are set to the external diameter greater than the step of traditional plug insertion portion, difference and the width between the external diameter.Similar with traditional plug insertion portion, the head step is designated as the 5th, the 6th step (not having step width between them), and the step that is positioned at below the 5th, the 6th step sequentially is appointed as the 4th and the 3rd step up to first step.Specified first to the 6th step by this way.
Table 2
| The part of plug | Five, the 6th step | The 4th step | The 3rd step | Second step | First step |
| The external diameter of step | 10.5 | 13 | 16 | 19 | 22 |
| External diameter is poor | 2.5 | 3 | 3 | 3 | |
| Step width between the step | 1.25 | 1.5 | 1.5 | 1.5 |
The first prong slots 12a is formed in the top of external peripheral surface of pre-position of head of plug insertion portion 9, in such a way to extend predetermined length downwards from the upper end dearly.In addition, the second prong slots 12b is formed in the bottom of this external peripheral surface, and the position of formation is relative with the first prong slots 12a on the circumferential surface that is arranged on this head, in such a way to extend upward predetermined length from the lower end.The second prong slots 12b links to each other with the slit 13 that is arranged on the upper end, makes the second prong slots 12b form more shallowly than the first prong slots 12a.That is to say that first prong slots forms than dark about 0.2 millimeter of second prong slots.
Because the head of this plug insertion portion upper end is thicker than the head upper end of traditional plug insertion portion, therefore might make first prong slots darker.Like this, when external peripheral surface was crooked, it can be inserted completely in first prong slots pin in being inserted into first prong slots from the inner circumferential surface of this head.Therefore, be inserted into the height that stretches out that stretching out of pin in first prong slots highly is different from the pin that is inserted in second prong slots.
Like this, be inserted into the height that stretches out that stretching out of pin in first prong slots highly is different from the pin that is inserted in second prong slots.Therefore, thus when by pin being inserted in first prong slots, being inserted into pin in first prong slots and can touching the contact that the step in the socket is provided with the plug insertion portion is inserted into when being installed to plug on the socket in the socket.
In addition, according to table 2, it has shown the width between the step, and the step width between head step of this plug insertion portion (the 5th and the 6th step) and the lower step (the 4th step) is 1.25 millimeters.The 4th step and the step width that is arranged between the step (the 3rd step) of the 4th step below are 1.5 millimeters.Difference between the step width is 0.25 millimeter.Preferably, the difference between the step width is the 0.25-0.3 millimeter.That is to say that the difference between the step width must remain within this scope.
Therefore; suppose that the difference between the step width remains within this scope; effect intensity of force on the plug in being distributed in socket and being inserted into this socket is similar; so just make plug closely contact with the inner surface of socket; thereby when probe is immersed in the motlten metal, prevented the undesirable swing that connector causes owing to the burning of outer protection pipe.
Though disclose the preferred embodiments of the present invention for illustrative purpose, those skilled in the art should be appreciated that and can carry out various distortion, increase and replacement, and do not break away from as the disclosed scope and spirit of the present invention of claims.
As mentioned above, the invention provides a kind of electric connector that is used to measure motlten metal, it can prevent to be arranged at the plug that the annular contact in the socket is inserted into and is installed in this socket and destroy and infringement, and the head that has prevented the plug insertion portion is damaged during insertion and damages.In addition, the present invention remains on the difference between the step width of plug insertion portion in the suitable scope, thereby prevented that connector from producing undesirable swing in the process of measuring motlten metal, therefore accurately measured this temperature of melt metal and oxygen content.
Claims (2)
1. electric connector that is used to measure motlten metal, it comprises:
Hollow socket comprises:
Be arranged on the ring-shaped step more than three or three in the described socket with different-diameter; With
Be fixed to the cylindrical contact of described socket upper end;
Be arranged on the annular contact of circumferential surface of the ring-shaped step of the different-diameter in the socket; And
Be inserted into the plug in the described socket, comprise:
Base; With
Be arranged on the insertion portion on the described base core, comprise:
Ring-shaped step with different-diameter, and its quantity is identical with the numbers of steps of described socket, wherein
The upper end of the head of described hollow plug insertion portion has the thickness within the scope from 1.7 millimeters to 1.8 millimeters, and first prong slots on top of external peripheral surface that is arranged on the head of described insertion portion forms second prong slots of the bottom that is deeper than the external peripheral surface that is arranged on described head, makes to be inserted into the height that stretches out that stretching out of pin in first prong slots highly is different from the pin that is inserted in second prong slots.
2. electric connector according to claim 1, wherein, the head of described plug insertion portion and be arranged on step width and the first step between the first step of described lower head and be arranged between the step width between the second step of described first step below and have 0.25 to 0.3 millimeter difference.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2020040032846 | 2004-11-19 | ||
| KR20-2004-0032846U KR200376352Y1 (en) | 2004-11-19 | 2004-11-19 | An electric connector for measurement of molten metal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1783594A CN1783594A (en) | 2006-06-07 |
| CN100372191C true CN100372191C (en) | 2008-02-27 |
Family
ID=36773479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101254114A Active CN100372191C (en) | 2004-11-19 | 2005-11-14 | Electric connector for measuring melt metal |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR200376352Y1 (en) |
| CN (1) | CN100372191C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101211999B1 (en) * | 2010-09-29 | 2012-12-13 | 우진 일렉트로나이트(주) | Dual Sampler Comprehensive Probe |
| CN112615222A (en) * | 2019-09-18 | 2021-04-06 | 映兴电子股份有限公司 | Coaxial ring step type connector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416606A (en) * | 2000-01-12 | 2003-05-07 | 莫列斯公司 | Connector with contact retention members |
| JP2003151689A (en) * | 2001-11-15 | 2003-05-23 | Japan Aviation Electronics Industry Ltd | Coaxial connector with fitting detecting terminal |
-
2004
- 2004-11-19 KR KR20-2004-0032846U patent/KR200376352Y1/en not_active IP Right Cessation
-
2005
- 2005-11-14 CN CNB2005101254114A patent/CN100372191C/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416606A (en) * | 2000-01-12 | 2003-05-07 | 莫列斯公司 | Connector with contact retention members |
| JP2003151689A (en) * | 2001-11-15 | 2003-05-23 | Japan Aviation Electronics Industry Ltd | Coaxial connector with fitting detecting terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1783594A (en) | 2006-06-07 |
| KR200376352Y1 (en) | 2005-03-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: YOUJIN ELECTRONIC MEASURING QISHI CO., LTD. Free format text: FORMER OWNER: WOOJIN OSK CORP. Effective date: 20070615 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20070615 Address after: Gyeonggi Do, South Korea Applicant after: Woojin Electro-Nite Inc. Address before: Gyeonggi Do, South Korea Applicant before: Ujin Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |