IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0069903
(2013-11-01)
|
등록번호 |
US-9476776
(2016-10-25)
|
우선권정보 |
KR-10-2012-0156158 (2012-12-28) |
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
4 인용 특허 :
15 |
초록
▼
Disclosed are a holder replacing member and a holder assembly including the same. The holder replacing member includes: a pipe-shaped conductive case; a first insulating body disposed on an inner surface of a leading end of the conductive case; a first contact pin and a second contact pin located in
Disclosed are a holder replacing member and a holder assembly including the same. The holder replacing member includes: a pipe-shaped conductive case; a first insulating body disposed on an inner surface of a leading end of the conductive case; a first contact pin and a second contact pin located in a hollow portion of the conductive case to be electrically connected to probes, respectively; a second insulating body electrically isolating the first contact pin, the second contact pin, and the conductive case from one another; and a female screw member coupled to an outer peripheral surface of a rear end of the conductive case to be rotated independently of the conductive case and having a female screw on an inner peripheral surface thereof.
대표청구항
▼
1. A holder replacing member comprising: a pipe-shaped conductive case;a first insulating body disposed on an inner surface of a leading end of the conductive case;a first contact pin and a second contact pin located in a hollow portion of the conductive case to be electrically connected to probes,
1. A holder replacing member comprising: a pipe-shaped conductive case;a first insulating body disposed on an inner surface of a leading end of the conductive case;a first contact pin and a second contact pin located in a hollow portion of the conductive case to be electrically connected to probes, respectively;a second insulating body electrically isolating the first contact pin, the second contact pin, and the conductive case from one another; anda female screw member coupled to an outer peripheral surface of a rear end of the conductive case to be rotated independently of the conductive case and having a female screw on an inner peripheral surface thereof. 2. The holder replacing member according to claim 1, further comprising: a third contact pin insulated from the first contact pin and the second contact pin by the second insulating body and contacting the conductive case. 3. The holder replacing member according to claim 1, wherein the conductive case is formed at a rear end thereof with an external step and a stepped portion, the female screw member is formed at a leading end thereof with an internal step, the internal step of the screw member being coupled to the step of the conductive case. 4. The holder replacing member according to claim 3, further comprising: a seal spring disposed on the inner peripheral surface of the female screw member. 5. The holder replacing member according to claim 1, wherein the second insulating body comprises a support contacting the conductive case, and a purge section for conducting a purge gas, and the purge section is formed inside or outside the second insulating body. 6. The holder replacing member according to claim 1, wherein the second contact pin comprises a contact pin connector, a contact pin member, the contact pin connector has an exposed leading end, and the contact pin member has an exposed rear end. 7. A holder assembly mounted at one end thereof on a probe for a molten metal and transferring an electric signal to an opposite end thereof, the holder assembly comprising: a holder replacing member, a leading end of the holder replacing member is mounted on a probe; anda holder fixing member, a leading end of the holder fixing member is mechanically and electrically connected to a rear end of the holder replacing member, and a rear end of the holder fixing member is connected to a compensation lead wire,wherein the rear end of the holder replacing member and the leading end of the holder fixing member are connected to each other by direct or indirect screw coupling,the holder replacing member comprises:a pipe-shaped conductive case;a first insulating body disposed on an inner surface of a leading end of the conductive case;a first contact pin and a second contact pin located in a hollow portion of the conductive case and each being electrically connected to the probe;a second insulating body electrically isolating the first contact pin, the second contact pin, and the conductive case from one another; anda female screw member coupled to an outer surface of the leading end of the conductive case to be rotated independently of the conductive case and having a female screw on an inner peripheral surface thereof. 8. The holder assembly according to claim 7, wherein the holder replacing member further comprises: a third contact pin insulated from the first contact pin and the second contact pin by the second insulating body and contacting the conductive case. 9. The holder assembly according to claim 7, wherein the holder fixing member comprises: a conductive fixing part case having a male screw at a leading end thereof;a first contact body and a second contact body formed inside the fixing part case; anda fixing part insulating body electrically isolating the first contact body, the second contact body, and the fixing part case from one another,wherein the first contact body and the second contact body are electrically connected to a first contact pin and a second contact pin of the holder replacing member, respectively. 10. The holder assembly according to claim 8, wherein the holder fixing member comprises: a conductive fixing part case having a male screw at a leading end thereof;a first contact body and a second contact body formed inside the fixing part case;a fixing part insulating body electrically isolating the first contact body, the second contact body, and the fixing part case from one another; anda third contact body electrically isolated from the first contact body and the second contact body by the fixing part insulating body and contacting the fixing part case,wherein the first contact body, the second contact body, and the third contact body are electrically connected to a first contact pin, a second contact pin, and a third contact pin of the holder replacing member, respectively. 11. The holder assembly according to claim 9, wherein the conductive case of the holder replacing member has the same outer diameter as that of the fixing part case of the holder fixing member, and the female screw member has the same or smaller outer diameter than those of the conductive case and the fixing part case. 12. The holder assembly according to claim 9, wherein the fixing part case comprises a rotation prevention unit for preventing rotation of the fixing part insulating body. 13. The holder assembly according to claim 10, wherein the conductive case of the holder replacing member has the same outer diameter as that of the fixing part case of the holder fixing member, and the female screw member has the same or smaller outer diameter than those of the conductive case and the fixing part case. 14. The holder assembly according to claim 10, wherein the fixing part case comprises a rotation prevention unit for preventing rotation of the fixing part insulating body. 15. The holder assembly according to claim 7, wherein the holder replacing member and the holder fixing member comprise purge sections for conducting a purge gas and the purge sections communicate with each other.
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