CN211605492U - High-temperature-resistant waterproof connector for nuclear power vibration sensor - Google Patents
High-temperature-resistant waterproof connector for nuclear power vibration sensor Download PDFInfo
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- CN211605492U CN211605492U CN202020674933.XU CN202020674933U CN211605492U CN 211605492 U CN211605492 U CN 211605492U CN 202020674933 U CN202020674933 U CN 202020674933U CN 211605492 U CN211605492 U CN 211605492U
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Abstract
The utility model discloses a high temperature resistant waterproof connector for a nuclear power vibration sensor, which has the characteristics of simple structure, firmness, stability, high temperature resistance, water vapor resistance and the like; the problems of positioning, locking, fixing and the like of the connector are effectively solved by utilizing the inner and outer bosses, the boss grooves, the matched threads, the notch openings, the locking positioning blocks and the like; the problems of insulation, sealing, water proofing and the like of the connector are effectively solved by utilizing the surface glazing of the insulating ceramic, the welding of the second shell and the cable, the welding of the locking positioning block and the cable, the welding of the shell and the cable, the welding of the first shell and the like; the problems of high temperature resistance, water resistance and the like of the connector are effectively solved by using an insulating ceramic material, a ceramic seal alloy material, a stainless steel material and the like; in the application, the first outer shell external thread, the first contact pin and the like are matched with a commercial cable socket, and the cable socket has wide market popularization value in the fields of high-temperature and high-humidity environments such as nuclear power and the like.
Description
Technical Field
The utility model belongs to the technical field of the connector, concretely relates to waterproof type connector of high temperature resistant for nuclear power vibration sensor.
Background
The vibration sensor is a sensor with high output impedance, and the change of impedance characteristics can cause the performance of the sensor to change, reduce technical indexes or cause the sensor to fail. Temperature and radiation can affect the structural characteristics of the nuclear power vibration sensor, so that the sealing performance of the nuclear power vibration sensor is affected, and the output impedance of the sensor is reduced in the composite environment due to the high humidity characteristic of the sensor in the nuclear power working environment, so that the sensor can be possibly failed. The connector is the key of signal transmission and conversion of the vibration sensor, and the premise of long-term stable work of the nuclear power vibration sensor is that the connector with high temperature resistance and waterproof steam characteristics is equipped, but the connector in the prior art does not have good high temperature resistance and waterproof steam characteristics.
Therefore, it is urgently needed to develop a high-temperature-resistant waterproof connector for a nuclear power vibration sensor to solve the above problems.
Disclosure of Invention
To solve the problems set forth in the background art described above. The utility model provides a high temperature resistant waterproof type connector for nuclear power vibration sensor.
In order to achieve the above object, the utility model provides a following technical scheme:
a high temperature resistant waterproof type connector for nuclear power vibration sensor includes:
a first plug (1); the first plug (1) comprises a first shell (1-3), a plurality of first pins (1-2) and first insulating ceramics (1-5); a through hole is formed in the first shell (1-3), the first insulating ceramic (1-5) is installed in the through hole of the first shell (1-3), a plurality of through holes are formed in the first insulating ceramic (1-5), and the head part of the first contact pin (1-2) is inserted into the through hole of the first insulating ceramic (1-5), penetrates out of the through hole and then is placed in the through hole of the first shell (1-3); the first plug (1) is connected with an outsourcing standard cable socket;
a second plug (2); the second plug (2) comprises a second shell (2-6), a plurality of second contact pins (2-1), second insulating ceramics (2-3), third insulating ceramics (2-5), second contact pin welding ports (2-2) and second ceramic welding ports (2-4); a plurality of through holes are formed in the second insulating ceramic (2-3), a plurality of second pins (2-1) are arranged in the through holes in the second insulating ceramic (2-3), and the head parts of the second pins (2-1) are inserted into the tail parts of the first pins (1-2) to form a connector assembly; a through hole is formed in the second shell (2-6), the second insulating ceramic (2-3) and the third insulating ceramic (2-5) are both arranged in the through hole of the second shell (2-6), and the first end of the second insulating ceramic (2-3) is connected with the first end of the third insulating ceramic (2-5); a plurality of armored cable wire channels (2-5a) are arranged in the third insulating ceramic (2-5), the armored cable wire channels (2-5a) are respectively communicated with the interiors of the second contact pins (2-1), and armored cable wires led out by the vibration sensor are inserted into the armored cable wire channels (2-5a) and then are electrically connected with the second contact pins (2-1);
a housing (3); a through hole is formed in the shell (3), and a part of the first plug (1) and the second plug (2) are installed in the through hole in the shell (3).
Specifically, the high-temperature-resistant waterproof connector for the nuclear power vibration sensor further comprises a locking positioning block (4); a first conical surface is formed at the first end of the locking positioning block (4), a second conical surface matched with the first conical surface of the locking positioning block (4) is formed on the inner wall of the shell (3), the locking positioning block (4) is installed in a through hole in the shell (3), the first conical surface is in sealing fit with the second conical surface, and the second end of the locking positioning block (4) is connected with a second shell; a through hole is formed in the locking positioning block (4), and the through hole of the locking positioning block (4) is communicated with the through holes of the second shells (2-6) and the through hole of the shell (3); the armored cable led out by the vibration sensor is inserted into the through hole of the shell (3) and the through hole of the locking positioning block (4).
Specifically, a first external thread (1-3a), an annular external boss (1-3c) and a second external thread (1-3d) are sequentially arranged from a first end to a second end on the outer wall of the first shell (1-3); the inner wall of the first shell (1-3) is provided with an annular inner boss (1-3 b); a disc boss (1-5b) is formed at the first end of the first insulating ceramic (1-5), and a first insulating ceramic glazed surface (1-5a) is arranged on the first end face of the first insulating ceramic (1-5); the annular inner boss (1-3b) and the disc boss (1-5b) are clamped, locked and sealed; the first end of the first shell (1-3), the first external thread (1-3a) and the annular external boss (1-3c) are all arranged outside the shell (3); the first shell (1-3) is tightly screwed and sealed with an outsourcing standard cable socket through a first external thread (1-3a), the second external thread (1-3d) is tightly screwed and sealed with an internal thread on the inner wall of the shell (3), and the first shell (1-3) is tightly locked and sealed with the shell (3) through an annular external boss (1-3 c).
Specifically, a first ceramic welding material opening (1-4) is formed in the end portion of the joint of the first shell (1-3) and the first insulating ceramic (1-5), a first pin welding material opening (1-6) is formed in the end portion of the joint of the first insulating ceramic (1-5) and the first pin (1-2), and welding materials are introduced through the first ceramic welding material opening (1-4) to be used for welding, sealing and fixing the first shell (1-3) and the first insulating ceramic (1-5); solder is introduced through the first pin soldering port (1-6) for soldering, sealing and fixing the first insulating ceramic (1-5) and the first pin (1-2).
Specifically, a first end of the second insulating ceramic (2-3) is provided with a circular boss (2-3 a); a first end of the third insulating ceramic (2-5) is provided with a circular groove (2-5 c); the circular boss (2-3a) is inserted into the circular groove (2-5c) for installation; the second end of the third insulating ceramic (2-5) is provided with a third insulating ceramic glazed surface (2-5b), and the second end of the third insulating ceramic (2-5) is connected with the second shell (2-6) through the third insulating ceramic glazed surface (2-5b) for locking and sealing.
Specifically, a second ceramic welding material port (2-4) is formed in the end of the joint of the second shell (2-6) and the second insulating ceramic (2-3), a second pin welding material port (2-2) is formed in the end of the joint of the second insulating ceramic (2-3) and the second pin (2-1), and solder is introduced through the second ceramic welding material port (2-4) for welding, sealing and fixing the second shell (2-6) and the second insulating ceramic (2-3); and solder is introduced through the second pin welding port (2-2) for welding, sealing and fixing the second insulating ceramic (2-3) and the second pin (2-1).
Specifically, two armored cable wire channels (2-5a) are arranged in the third insulating ceramic (2-5), and correspondingly, two first contact pins (1-2) and two second contact pins (2-1) are arranged; the two armored cable wire channels (2-5a) are not crossed with each other, and the two armored cable wire channels (2-5a) are symmetrically distributed along the central axis of the connector; the two first contact pins (1-2) are symmetrically distributed along the central axis of the connector; the two second pins (2-1) are symmetrically distributed along the central axis of the connector.
Specifically, the head part of the first contact pin (1-2) is in a round ball head shape, and a first contact pin splitting notch (1-7) is arranged in the tail part of the first contact pin (1-2); the head part of the second pin (2-1) is inserted into the first pin splitting notch (1-7) of the first pin (1-2), and the first pin splitting notch (1-7) is welded with the second pin (2-1) and used for communicating the inside of the first pin (1-2) with the inside of the second pin (2-1).
Specifically, the first shell (1-3), the first contact pin (1-2), the second shell (2-6), the second contact pin (2-1) and the locking positioning block (4) are all made of ceramic seal alloy materials; the first insulating ceramic (1-5), the second insulating ceramic (2-3) and the third insulating ceramic (2-5) are all made of 95% alumina ceramic materials; the shell (3) is made of stainless steel material.
Specifically, the locking positioning block (4), the shell (3) and the second shell (2-6) are welded with the armored cable; the first shell (1-3) and the shell (3) are welded.
Compared with the prior art, the beneficial effects of the utility model are that:
the waterproof and waterproof structure has the characteristics of simple structure, firmness, stability, high temperature resistance, water vapor resistance and the like; the problems of positioning, locking, fixing and the like of the connector are effectively solved by utilizing the inner and outer bosses, the boss grooves, the matched threads, the notch openings, the locking positioning blocks and the like; the problems of insulation, sealing, water proofing and the like of the connector are effectively solved by utilizing the surface glazing of the insulating ceramic, the welding of the second shell and the cable, the welding of the locking positioning block and the cable, the welding of the shell and the cable, the welding of the first shell and the like; the problems of high temperature resistance, water resistance and the like of the connector are effectively solved by using an insulating ceramic material, a ceramic seal alloy material, a stainless steel material and the like; in the application, the first outer shell external thread, the first contact pin and the like are matched with a commercial cable socket, and the cable socket has wide market popularization value in the fields of high-temperature and high-humidity environments such as nuclear power and the like.
Drawings
FIG. 1 is a schematic view of an overall structure of a high temperature resistant waterproof connector for a nuclear power vibration sensor according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a first plug disclosed in the embodiment of the present application;
fig. 3 is a schematic structural diagram of a second plug disclosed in the embodiment of the present application;
fig. 4 is a left side view of an embodiment of the present application.
Wherein, 1, a first plug; 2. a second plug; 3. a housing; 4. locking the positioning block; 1-1, positioning a boss; 1-2, a first contact pin; 1-3, a first housing; 1-3a, a first external thread; 1-3b, an annular inner boss; 1-3c, an annular outer boss; 1-3d, second external threads; 1-4, a first ceramic welding material port; 1-5, a first insulating ceramic; 1-5a, a first insulating ceramic glazed surface; 1-5b, a disc boss; 1-6, a first contact pin welding material opening; 1-7, a first pin splitting notch; 2-1, a second contact pin; 2-2, welding a material port of a second contact pin; 2-3, a second insulating ceramic; 2-3a, a circular boss; 2-4, a second ceramic welding material port; 2-5, a third insulating ceramic; 2-5a, an armored cable wire channel; 2-5b, third insulating ceramic glazing surface; 2-5c, a circular groove; 2-6 and a second shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a following technical scheme:
as shown in fig. 1, 2 and 3, a high temperature resistant waterproof connector for a nuclear power vibration sensor includes:
a first plug (1); the first plug (1) comprises a first shell (1-3), a plurality of first pins (1-2) and first insulating ceramics (1-5); a through hole is formed in the first shell (1-3), the first insulating ceramic (1-5) is installed in the through hole of the first shell (1-3), a plurality of through holes are formed in the first insulating ceramic (1-5), and the head part of the first contact pin (1-2) is inserted into the through hole of the first insulating ceramic (1-5), penetrates out of the through hole and then is placed in the through hole of the first shell (1-3); the first plug (1) is connected with an outsourcing standard cable socket;
a second plug (2); the second plug (2) comprises a second shell (2-6), a plurality of second contact pins (2-1), second insulating ceramics (2-3), third insulating ceramics (2-5), second contact pin welding ports (2-2) and second ceramic welding ports (2-4); a plurality of through holes are formed in the second insulating ceramic (2-3), a plurality of second pins (2-1) are arranged in the through holes in the second insulating ceramic (2-3), the head parts of the second pins (2-1) are inserted into the tail parts of the first pins (1-2), and a connector is formed (the first pins (1-2) are electrically connected with the second pins (2-1); a through hole is formed in the second shell (2-6), the second insulating ceramic (2-3) and the third insulating ceramic (2-5) are both arranged in the through hole of the second shell (2-6), and the first end of the second insulating ceramic (2-3) is connected with the first end of the third insulating ceramic (2-5); a plurality of armored cable wire channels (2-5a) are arranged in the third insulating ceramic (2-5), the armored cable wire channels (2-5a) are respectively communicated with the interiors of the second contact pins (2-1), and armored cable wires led out by the vibration sensor are inserted into the armored cable wire channels (2-5a) and then are electrically connected with the second contact pins (2-1);
a housing (3); a through hole is formed in the shell (3), and a part of the first plug (1) and the second plug (2) are installed in the through hole in the shell (3).
As shown in fig. 1, the high-temperature-resistant waterproof connector for the nuclear power vibration sensor further comprises a locking positioning block (4); a first conical surface is formed at the first end of the locking positioning block (4), a second conical surface matched with the first conical surface of the locking positioning block (4) is formed on the inner wall of the shell (3), the locking positioning block (4) is installed in a through hole in the shell (3), the first conical surface is in sealing fit with the second conical surface, and the second end of the locking positioning block (4) is connected with a second shell; a through hole is formed in the locking positioning block (4), and the through hole of the locking positioning block (4) is communicated with the through holes of the second shells (2-6) and the through hole of the shell (3); the armored cable led out by the vibration sensor is inserted into the through hole of the shell (3) and the through hole of the locking positioning block (4).
As shown in fig. 2, a first external thread (1-3a), an annular external boss (1-3c) and a second external thread (1-3d) are sequentially arranged from a first end to a second end on the outer wall of the first shell (1-3); the inner wall of the first shell (1-3) is provided with an annular inner boss (1-3 b); a disc boss (1-5b) is formed at the first end of the first insulating ceramic (1-5), and a first insulating ceramic glazed surface (1-5a) is arranged on the first end face of the first insulating ceramic (1-5); the annular inner boss (1-3b) and the disc boss (1-5b) are clamped, locked and sealed; the first end of the first shell (1-3), the first external thread (1-3a) and the annular external boss (1-3c) are all arranged outside the shell (3); the first shell (1-3) is tightly screwed and sealed with an outsourcing standard cable socket through a first external thread (1-3a), the second external thread (1-3d) is tightly screwed and sealed with an internal thread on the inner wall of the shell (3), and the first shell (1-3) is tightly locked and sealed with the shell (3) through an annular external boss (1-3 c).
The joint of the first shell (1-3) and the first insulating ceramic (1-5) is two continuous corners, and a first insulating ceramic glazed surface (1-5a) is arranged on the first end face of the first insulating ceramic (1-5), so that the insulating and sealing performance of the ceramic insulator is improved.
As shown in fig. 2, a first ceramic welding material port (1-4) is formed at the end of the joint between the first shell (1-3) and the first insulating ceramic (1-5), a first pin welding material port (1-6) is formed at the end of the joint between the first insulating ceramic (1-5) and the first pin (1-2), and solder is introduced through the first ceramic welding material port (1-4) for welding, sealing and fixing the first shell (1-3) and the first insulating ceramic (1-5); solder is introduced through the first pin soldering port (1-6) for soldering, sealing and fixing the first insulating ceramic (1-5) and the first pin (1-2).
The first pin welding material openings (1-6) and the first ceramic welding material openings (1-4) are arranged in a whole circle, so that the injected welding materials can completely fill the space between the first insulating ceramic (1-5) and the first pin (1-2), and between the first shell (1-3) and the first insulating ceramic (1-5);
as shown in fig. 3, a first end of the second insulating ceramic (2-3) is provided with a circular boss (2-3 a); a first end of the third insulating ceramic (2-5) is provided with a circular groove (2-5 c); the circular boss (2-3a) is inserted into the circular groove (2-5c) for installation; the second end of the third insulating ceramic (2-5) is provided with a third insulating ceramic glazed surface (2-5b), and the second end of the third insulating ceramic (2-5) is connected with the second shell (2-6) through the third insulating ceramic glazed surface (2-5b) for locking and sealing.
The matching of the circular boss (2-3a) and the circular groove (2-5c) and the design of the third insulating ceramic glazed surface (2-5b) generate 4 corners, and the insulating and sealing performance of the ceramic insulator is improved.
As shown in fig. 3, a second ceramic welding material port (2-4) is formed at the end of the joint of the second shell (2-6) and the second insulating ceramic (2-3), a second pin welding material port (2-2) is formed at the end of the joint of the second insulating ceramic (2-3) and the second pin (2-1), and solder is introduced through the second ceramic welding material port (2-4) for welding, sealing and fixing the second shell (2-6) and the second insulating ceramic (2-3); and solder is introduced through the second pin welding port (2-2) for welding, sealing and fixing the second insulating ceramic (2-3) and the second pin (2-1).
The second pin welding material port (2-2) and the second ceramic welding material port (2-4) are arranged in a whole circle, so that the second shell (2-6) and the second insulating ceramic (2-3) can be completely filled with the injected welding material, and the second insulating ceramic (2-3) and the second pin (2-1) are arranged;
as shown in fig. 1, 2 and 3, two armored cable wire channels (2-5a) are arranged in the third insulating ceramic (2-5), and correspondingly, two first pins (1-2) and two second pins (2-1) are arranged; the two armored cable wire channels (2-5a) are not crossed with each other, and the two armored cable wire channels (2-5a) are symmetrically distributed along the central axis of the connector; the two first contact pins (1-2) are symmetrically distributed along the central axis of the connector; the two second pins (2-1) are symmetrically distributed along the central axis of the connector.
In the embodiment, two armored cable wire channels (2-5a) form a certain included angle with the central axis of the connector, and correspondingly, the interior of the shell (3) forms a funnel-shaped structure.
As shown in fig. 1, 2 and 3, the head part of the first pin (1-2) is in a round ball head shape, and the tail part of the first pin (1-2) is provided with a first pin splitting notch (1-7); the head part of the second pin (2-1) is inserted into the first pin splitting notch (1-7) of the first pin (1-2) and is used for communicating the first pin (1-2) with the interior of the second pin (2-1).
In the embodiment, the sizes of the tail part of the first pin (1-2) and the tail part of the second pin (2-1) are larger than the sizes of the head parts of the first pin and the second pin, on one hand, the tail parts are respectively clamped with the first insulating ceramic (1-5) and the second insulating ceramic (2-3), on the other hand, the tail parts of the first pin (1-2) are internally provided with a first pin splitting notch (1-7), so that the first pin (1-2) is conveniently connected with the second pin (2-1);
the first shell (1-3), the first contact pin (1-2), the second shell (2-6), the second contact pin (2-1) and the locking positioning block (4) are all made of ceramic seal alloy materials; the first insulating ceramic (1-5), the second insulating ceramic (2-3) and the third insulating ceramic (2-5) are all made of 95% alumina ceramic materials; the shell (3) is made of stainless steel material.
As shown in fig. 1, the locking positioning block (4), the shell (3) and the second shells (2-6) are all welded with an armored cable; the first shell (1-3) and the shell (3) are welded.
As shown in fig. 1, 2 and 4, the plug connector is further provided with a positioning boss 1-1, the positioning boss 1-1 is arranged on the inner wall of the first end of the first shell (1-3), and the positioning boss 1-1 is used for connecting and guiding the first plug (1) and a purchased standard cable socket.
All welds in this application are preferably laser welds.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a high temperature resistant waterproof type connector for nuclear power vibration sensor which characterized in that includes:
a first plug (1); the first plug (1) comprises a first shell (1-3), a plurality of first pins (1-2) and first insulating ceramics (1-5); a through hole is formed in the first shell (1-3), the first insulating ceramic (1-5) is installed in the through hole of the first shell (1-3), a plurality of through holes are formed in the first insulating ceramic (1-5), and the head part of the first contact pin (1-2) is inserted into the through hole of the first insulating ceramic (1-5), penetrates out of the through hole and then is placed in the through hole of the first shell (1-3); the first plug (1) is connected with an outsourcing standard cable socket;
a second plug (2); the second plug (2) comprises a second shell (2-6), a plurality of second contact pins (2-1), second insulating ceramics (2-3), third insulating ceramics (2-5), second contact pin welding ports (2-2) and second ceramic welding ports (2-4); a plurality of through holes are formed in the second insulating ceramic (2-3), a plurality of second pins (2-1) are arranged in the through holes in the second insulating ceramic (2-3), and the head parts of the second pins (2-1) are inserted into the tail parts of the first pins (1-2) to form a connector assembly; a through hole is formed in the second shell (2-6), the second insulating ceramic (2-3) and the third insulating ceramic (2-5) are both arranged in the through hole of the second shell (2-6), and the first end of the second insulating ceramic (2-3) is connected with the first end of the third insulating ceramic (2-5); a plurality of armored cable wire channels (2-5a) are arranged in the third insulating ceramic (2-5), the armored cable wire channels (2-5a) are respectively communicated with the interiors of the second contact pins (2-1), and armored cable wires led out by the vibration sensor are inserted into the armored cable wire channels (2-5a) and then are electrically connected with the second contact pins (2-1);
a housing (3); a through hole is formed in the shell (3), and a part of the first plug (1) and the second plug (2) are installed in the through hole in the shell (3).
2. The high-temperature-resistant waterproof connector for the nuclear power vibration sensor according to claim 1, characterized in that: the high-temperature-resistant waterproof connector for the nuclear power vibration sensor further comprises a locking positioning block (4); a first conical surface is formed at the first end of the locking positioning block (4), a second conical surface matched with the first conical surface of the locking positioning block (4) is formed on the inner wall of the shell (3), the locking positioning block (4) is installed in a through hole in the shell (3), the first conical surface is in sealing fit with the second conical surface, and the second end of the locking positioning block (4) is connected with a second shell; a through hole is formed in the locking positioning block (4), and the through hole of the locking positioning block (4) is communicated with the through holes of the second shells (2-6) and the through hole of the shell (3); the armored cable led out by the vibration sensor is inserted into the through hole of the shell (3) and the through hole of the locking positioning block (4).
3. The high-temperature-resistant waterproof connector for the nuclear power vibration sensor according to claim 1, characterized in that: a first external thread (1-3a), an annular external boss (1-3c) and a second external thread (1-3d) are sequentially arranged from the first end to the second end of the outer wall of the first shell (1-3); the inner wall of the first shell (1-3) is provided with an annular inner boss (1-3 b); a disc boss (1-5b) is formed at the first end of the first insulating ceramic (1-5), and a first insulating ceramic glazed surface (1-5a) is arranged on the first end face of the first insulating ceramic (1-5); the annular inner boss (1-3b) and the disc boss (1-5b) are clamped, locked and sealed; the first end of the first shell (1-3), the first external thread (1-3a) and the annular external boss (1-3c) are all arranged outside the shell (3); the first shell (1-3) is tightly screwed and sealed with an outsourcing standard cable socket through a first external thread (1-3a), the second external thread (1-3d) is tightly screwed and sealed with an internal thread on the inner wall of the shell (3), and the first shell (1-3) is tightly locked and sealed with the shell (3) through an annular external boss (1-3 c).
4. The high temperature resistant waterproof connector assembly for the nuclear power vibration sensor according to claim 3, characterized in that: a first ceramic welding material port (1-4) is formed in the end part of the joint of the first shell (1-3) and the first insulating ceramic (1-5), a first pin welding material port (1-6) is formed in the end part of the joint of the first insulating ceramic (1-5) and the first pin (1-2), and welding materials are introduced through the first ceramic welding material port (1-4) to be used for welding, sealing and fixing the first shell (1-3) and the first insulating ceramic (1-5); solder is introduced through the first pin soldering port (1-6) for soldering, sealing and fixing the first insulating ceramic (1-5) and the first pin (1-2).
5. The high-temperature-resistant waterproof connector for the nuclear power vibration sensor according to claim 1, characterized in that: a round boss (2-3a) is arranged at the first end of the second insulating ceramic (2-3); a first end of the third insulating ceramic (2-5) is provided with a circular groove (2-5 c); the circular boss (2-3a) is inserted into the circular groove (2-5c) for installation; the second end of the third insulating ceramic (2-5) is provided with a third insulating ceramic glazed surface (2-5b), and the second end of the third insulating ceramic (2-5) is connected with the second shell (2-6) through the third insulating ceramic glazed surface (2-5b) for locking and sealing.
6. The high temperature resistant waterproof connector assembly for the nuclear power vibration sensor according to claim 5, wherein: a second ceramic welding material port (2-4) is formed in the end of the joint of the second shell (2-6) and the second insulating ceramic (2-3), a second pin welding material port (2-2) is formed in the end of the joint of the second insulating ceramic (2-3) and the second pin (2-1), and welding materials are introduced through the second ceramic welding material port (2-4) to be used for welding, sealing and fixing the second shell (2-6) and the second insulating ceramic (2-3); and solder is introduced through the second pin welding port (2-2) for welding, sealing and fixing the second insulating ceramic (2-3) and the second pin (2-1).
7. The high-temperature-resistant waterproof connector for the nuclear power vibration sensor according to claim 1, characterized in that: two armored cable wire channels (2-5a) in the third insulating ceramic (2-5) are provided, and correspondingly, two first contact pins (1-2) and two second contact pins (2-1) are provided; the two armored cable wire channels (2-5a) are not crossed with each other, and the two armored cable wire channels (2-5a) are symmetrically distributed along the central axis of the connector; the two first contact pins (1-2) are symmetrically distributed along the central axis of the connector; the two second pins (2-1) are symmetrically distributed along the central axis of the connector.
8. The high-temperature-resistant waterproof connector for the nuclear power vibration sensor according to claim 1, characterized in that: the head part of the first contact pin (1-2) is in a spherical head shape, and a first contact pin splitting notch (1-7) is arranged in the tail part of the first contact pin (1-2); the head part of the second pin (2-1) is inserted into the first pin splitting notch (1-7) of the first pin (1-2), and the first pin splitting notch (1-7) is welded with the second pin (2-1) and used for communicating the inside of the first pin (1-2) with the inside of the second pin (2-1).
9. The high-temperature-resistant waterproof connector for the nuclear power vibration sensor according to claim 2, characterized in that: the first shell (1-3), the first contact pin (1-2), the second shell (2-6), the second contact pin (2-1) and the locking positioning block (4) are all made of ceramic seal alloy materials; the first insulating ceramic (1-5), the second insulating ceramic (2-3) and the third insulating ceramic (2-5) are all made of 95% alumina ceramic materials; the shell (3) is made of stainless steel material.
10. The high-temperature-resistant waterproof connector for the nuclear power vibration sensor according to claim 2, characterized in that: the locking positioning block (4), the shell (3) and the second shell (2-6) are welded with the armored cable; the first shell (1-3) and the shell (3) are welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020674933.XU CN211605492U (en) | 2020-04-28 | 2020-04-28 | High-temperature-resistant waterproof connector for nuclear power vibration sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020674933.XU CN211605492U (en) | 2020-04-28 | 2020-04-28 | High-temperature-resistant waterproof connector for nuclear power vibration sensor |
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| Publication Number | Publication Date |
|---|---|
| CN211605492U true CN211605492U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020674933.XU Active CN211605492U (en) | 2020-04-28 | 2020-04-28 | High-temperature-resistant waterproof connector for nuclear power vibration sensor |
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| Country | Link |
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| CN (1) | CN211605492U (en) |
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- 2020-04-28 CN CN202020674933.XU patent/CN211605492U/en active Active
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