CN105870708A - High-impedance coaxial connector for sensor - Google Patents
High-impedance coaxial connector for sensor Download PDFInfo
- Publication number
- CN105870708A CN105870708A CN201610377154.1A CN201610377154A CN105870708A CN 105870708 A CN105870708 A CN 105870708A CN 201610377154 A CN201610377154 A CN 201610377154A CN 105870708 A CN105870708 A CN 105870708A
- Authority
- CN
- China
- Prior art keywords
- male
- outer shroud
- inner core
- female
- main body
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- 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
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
- H01R24/42—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency comprising impedance matching means or electrical components, e.g. filters or switches
Abstract
The invention discloses a high-impedance coaxial connector for a sensor. One end of a main seat is matched with a glass tube in a locked mode, the other end of the main seat is matched with a contact connecting cap in a locked mode, a contact outer ring comprises a male contact outer ring butt-joint seat and a male contact outer ring body which are arranged in sequence from outside to inside in a coaxial mode, the glass tube is sleeved with and coaxial with the male contact outer ring butt-joint seat, a wire passing hole is formed in the axis of the male contact outer ring body, a male contact inner core is located inside the male contact outer ring body, a first tin inlet is formed in the side wall, corresponding to the wire passing hole, of the male contact inner core, the first tin inlet is communicated with the wire passing hole, a reference lead is fixedly connected with the inner wall of the male contact outer ring butt-joint seat, and a measurement lead extends into the wire passing hole and is connected with the male contact inner core. After being assembled, the glass tube and a male contact form a coaxial assembly, angular defection cannot occur, after the high-impedance coaxial connector is connected, the waterproof and dustproof performance can reach level IP168, and the connector is convenient and fast to disassemble and assemble. The reference lead does not need to be bent, and the service life of the sensor is prolonged.
Description
Technical field
The invention belongs to interface unit technical field, relate to the adapter of sensor, particularly one
Plant sensor high impedance coaxial connector.
Background technology
The adapter of existing sensor, male head structure as it is shown in figure 1, when assembling joint, due to
Reference leads is between the outer tube and inner tube of glass tubing, if portion's welding within the outer tube, welding machine goes between
Need to inside group around, easily contact with inner tube, there is potential safety hazard, thus reference leads needs at outer tube
Tail end bending after again with contact outer shroud welding, the reference leads of bending part makes glass tubing not assemble
On earth, and also must not increase locating slot due to glass tubing tail end, so glass tubing easily tilts so that public
Head is the skew of easy angle of arrival with the assembly of glass tubing, and after connection, waterproof anti-dust performance is poor.It addition,
The bending part of reference leads easily disconnects and affects the normal use of sensor, shortens the use of sensor
Life-span.The end of existing male inner core is prong shape, flexible, causes and cannot insert in-core in female,
Or contact bad with female inner core, affect accuracy and the reliability of measurement data.
Summary of the invention
The present invention, in order to overcome the defect of prior art, devises a kind of sensor high impedance and coaxially connects
Connecing device, can quickly assemble, lead-in wire welding, without bending, is same axis body between male and glass tubing,
Water proof and dust proof performance reaches IP68 grade, and inside and outside connector all uses elasticity to be reliably connected, and seals effect
The best.
The concrete technical scheme that the present invention is taked is: a kind of sensor high impedance coaxial connector,
Including male and female, male includes main body base and is arranged on the contact outer shroud within main body base, contact
Outer shroud is internally provided with male inner core, and female includes joint attachment cap and is arranged on inside joint attachment cap
Contact internal ring, contact internal ring be internally provided with female inner core, cable is connected with female inner core, lead
One end of housing forms locking with glass tubing and coordinates, and the other end of main body base forms lock with joint attachment cap
Tight fit, contacts outer shroud and contacts between internal ring, is all to be formed to insert between male inner core and female inner core
Connecing cooperation, glass tube is provided with reference leads and measures lead-in wire, and reference leads connects with contacting outer shroud
Connect, measure lead-in wire and be connected with male inner core, it is important to: described contact outer shroud includes that ecto-entad depends on
Secondary setting and the male outer shroud butt joint base being coaxially disposed and male outer shroud, male outer shroud butt joint base is sleeved on
It is coaxially disposed on glass tubing and with glass tubing, at the axis of contact outer shroud, is provided with cable-through hole, in male
Core is positioned at inside male outer shroud, the sidewall of the male inner core corresponding with cable-through hole offers first and enters
Stannum hole, the first tin input hole connects with cable-through hole, and the inwall of reference leads and male outer shroud butt joint base is fixed
Connect, measure in lead-in wire extend into cable-through hole and be connected with male inner core.
Between outer wall and the inwall of main body base of described glass tubing, the outer wall of male outer shroud butt joint base with
Being both provided with encapsulating chamber between the inwall of main body base, two encapsulating chamber connections and encapsulating intracavity are provided with ring
Epoxy layer, the outer wall of male outer shroud butt joint base offers glue-filling slot, and glue-filling slot connects with encapsulating chamber.
Described male inner core offers regulation on the sidewall of female inner core one end along its length
Groove, the quantity of regulating tank is at least two, and all of regulating tank is arranged the most at equal intervals.
The end of described main body base is provided with external screw thread, and joint attachment cap is provided with female thread, main
Housing is fixed and the external screw thread of main body base by external screw thread and locking of female thread with joint attachment cap
On be set with sealing ring.
Between described main body base and glass tubing, ecto-entad is disposed with sealed pressure pad and sealing ring.
Described main body base is connected on the inwall of one end with glass tubing and is provided with step trough, in step trough also
It is provided with sealing ring.
It is provided with dead ring between described male outer shroud and male inner core.
It is internal and they it that described contact internal ring includes that female outer shroud, female inner core are positioned at female outer shroud
Between be provided with dead ring, offer wire casing at the axis of female inner core, in the female corresponding with wire casing
The second tin input hole is offered, in cable inserts wire casing and at arrival the second tin input hole on the sidewall of core.
Described female outer shroud is provided with female thread on the inwall away from male outer shroud one end, at joint even
Setting up clamp nut in connecing cap, clamp nut forms screw-threaded coupling with female outer shroud and coordinates, clamp nut
On offer crossed beam trunking, cable through crossed beam trunking arrive female inner core wire casing in.
Described glass tubing includes the inner and outer tubes being coaxially disposed, and reference leads is arranged on inner tube with outer
Between pipe, measure lead-in wire and be arranged on internal tube.
The invention has the beneficial effects as follows: the contact outer shroud of male is divided into male outer shroud butt joint base and male
Outer shroud two parts so that it is reaching two kinds of functions of lead-in wire conducting and encapsulation location, the main body base of male is only born
Blame threaded and seal, the plastic body seat of outside is installed after contact outer shroud entirety having been assembled again,
So after assembling, glass tubing is coaxial assembly with male, reference leads without bending can be with male outside
The inwall of ring butt joint base is fixing to be connected, and does not haves angle skew, and after connection, waterproof anti-dust performance is permissible
Reach IP68 grade, convenient to disassembly.Direct and male outer shroud butt joint base the inwall of reference leads welds
Connect fixing, measure lead-in wire be directly protruding into cable-through hole in be welded and fixed with male inner core, reference leads and
Measuring and go between all without bending, " bending part easily disconnects and affects sensing to solve existing adapter
The normal use of device, shortens the service life of sensor " a difficult problem, extend the use longevity of sensor
Life.Sealing ring and sealed pressure pad are elastomeric material, have elasticity, good sealing effect, and need not
Use specific purpose tool extruding fixing and seal, time saving and energy saving during installation.Male inner core and female inner core are equal
Employing can recover elastic construction, and the end of male inner core is no longer needle-like simultaneously, the most flexible, it is easy to
Insert in-core in female, and contact well with female inner core, improve the accuracy of measurement data with
Reliability so that it is service life and number of times are greatly increased.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing male.
Fig. 2 is the structural representation of male in the present invention.
Fig. 3 is the structural representation of female in the present invention.
In accompanying drawing, 1 represents main body base, and 2 represent joint attachment cap, and 3 represent male inner core, and 4 represent
Female inner core, 5 represent male outer shroud butt joint base, and 6 represent male outer shroud, and 7 represent epoxy resin layer, and 8
Representing the first tin input hole, 9 represent glue-filling slot, and 10 represent sealed pressure pad, and 11 represent female outer shroud, and 12
Representing the second tin input hole, 13 represent cable, and 14 represent reference leads, and 15 represent measurement goes between, and 16
Representing inner tube, 17 represent outer tube, and 18 represent clamp nut.
Detailed description of the invention
With specific embodiment, the present invention is elaborated below in conjunction with the accompanying drawings:
Specific embodiment, as shown in Figures 2 and 3, a kind of sensor high impedance coaxial connector,
Including male and female, male includes main body base 1 and is arranged on the contact outer shroud within main body base 1,
Contact outer shroud is internally provided with male inner core 3, and female includes joint attachment cap 2 and is arranged on joint connection
Contact internal ring within cap 2, contact internal ring is internally provided with female inner core 4, cable 13 and female
Inner core 4 connects, and one end of main body base 1 forms locking with glass tubing and coordinates, the other end of main body base 1
Forming locking with joint attachment cap 2 to coordinate, between main body base 1 and glass tubing, ecto-entad sets gradually
Sealed pressure pad 10 and sealing ring, the end of main body base 1 is had to be provided with external screw thread, on joint attachment cap 2
Being provided with female thread, main body base 1 and joint attachment cap 2 lock by external screw thread and female thread
Fixing and be set with sealing ring on the external screw thread of main body base 1, sealed pressure pad 10 and sealing ring are all by bullet
Property elastomeric material is made, good sealing effect.Main body base 1 is connected the inwall of one end with glass tubing
On be provided with step trough, be also equipped with sealing ring in step trough, sealing ring is by elastic rubber material system
Make, sealing effectiveness can be improved further.Contact outer shroud and contact between internal ring, in male
Being all to form grafting to coordinate between core 3 with female inner core 4, glass tube is provided with reference leads 14
With measurement lead-in wire 15, glass tubing includes inner tube 16 and the outer tube 17 being coaxially disposed, and reference leads 14 sets
Put between inner tube 16 and outer tube 17, measure lead-in wire 15 and be arranged on inner tube 16 inside, reference leads
14 connect with contacting outer shroud, measure lead-in wire 15 and are connected with male inner core 3.
Contact outer shroud includes male outer shroud butt joint base 5 and the public affairs that ecto-entad sets gradually and be coaxially disposed
Head outer shroud 6, male outer shroud butt joint base 5 is sleeved on glass tubing and is coaxially disposed with glass tubing, outside contact
Being provided with cable-through hole at the axis of ring, it is internal that male inner core 3 is positioned at male outer shroud 6, male outer shroud 6
And being provided with dead ring between male inner core 3, the material of dead ring is polytetrafluoro, and insulation effect is good,
The first tin input hole 8, the first tin input hole 8 is offered on the sidewall of the male inner core 3 corresponding with cable-through hole
Connecting with cable-through hole, reference leads 14 is fixing with the inwall of male outer shroud butt joint base 5 to be connected, and measurement is drawn
Line 15 is connected with male inner core 3 in extending into cable-through hole, is watered in cable-through hole by the first tin input hole 8
Note Xi Shui, measurements lead-in wire 15 is welded and fixed with male inner core 3 together with, in order to make measurement go between 15
And the connection between male inner core 3 is more solid and reliable, measurement lead-in wire 15 is extend into the first tin input hole
At 8.
The main body base of male 1 is responsible for threaded and seals, after contact outer shroud entirety having been assembled
Installing the plastic body seat 1 of outside again, so after assembling, glass tubing is coaxial assembly with male, reference
Lead-in wire 14 can fixing with the inwall of male outer shroud butt joint base 5 be connected without bending, does not haves angle
Skew, after connection, waterproof anti-dust performance can reach IP68 grade, convenient to disassembly.Reference leads
The 14 direct inwalls with male outer shroud butt joint base 5 are welded and fixed, and measure lead-in wire 15 and are directly protruding into line
Being welded and fixed with male inner core 3 in hole, reference leads 14 and measurement lead-in wire 15, all without bending, solve
Having determined, " bending part easily disconnects and affects the normal use of sensor existing adapter, shortens sensing
The service life of device " difficult problem, extend the service life of sensor.
As to further improvement of the present invention, between outer wall and the inwall of main body base 1 of glass tubing,
Encapsulating chamber, two fillings it are both provided with between outer wall and the inwall of main body base 1 of male outer shroud butt joint base 5
The connection of glue chamber and encapsulating intracavity are provided with epoxy resin layer 7, and the outer wall of male outer shroud butt joint base 5 is offered
Glue-filling slot 9, glue-filling slot 9 is had to connect with encapsulating chamber.Utilize epoxy resin layer 7 by the outer wall of glass tubing with
The inwall of main body base 1 is securely attached together, simultaneously by the inwall of main body base 1 and male outer shroud pair
The outer wall of joint chair 5 is securely attached together, and can prevent from further occurring between glass tubing and male
Radial deflection.Glue-filling slot 9 connects with encapsulating chamber so during encapsulating, epoxy resin also can flow into glue-filling slot 9
In, the epoxy resin in glue-filling slot 9 can prevent from occurring the most partially between glass tubing and male further
Move.
As to further improvement of the present invention, male inner core 3 is near the sidewall of female inner core 4 one end
On offer regulating tank along its length, the quantity of regulating tank is at least two, all of regulating tank edge
Circumferencial direction is arranged at equal intervals, the external diameter at the external diameter at male inner core 3 two ends both less than middle part and external diameter by
Two ends are gradually increased formation expansion wall to middle part.Due to the existence of regulating tank during grafting, so in male
The end of core 3 is extruded and diminishes so that grafting is more time saving and energy saving, and after grafting, due to expansion wall
Existence so that connect more solid and reliable.
As to further improvement of the present invention, contact internal ring includes female outer shroud 11, female inner core 4
Being provided with dead ring between female outer shroud 11 inside and they, the material of dead ring is polytetrafluoro,
Insulation effect is good.Be provided with sealing ring between female outer shroud 11 and street corner attachment cap 2, sealing ring be by
Elastic rubber material is made, and can improve sealing effectiveness further.The axis of female inner core 4
Place offers wire casing, and the sidewall of the female inner core 4 corresponding with wire casing offers the second tin input hole 12,
In wire casing is inserted in the electric wire termination of cable 13 and at arrival the second tin input hole 12, enter stannum by second
Hole 12 is poured into a mould Xi Shui in wire casing and is weldingly fixed on female inner core 4 the electric wire termination of cable 13
Together, firm and reliable connection.
As to further improvement of the present invention, female outer shroud 11 is away from the inwall of male outer shroud 6 one end
On be provided with female thread, in joint attachment cap 2, set up clamp nut 18, clamp nut 18 and female
Outer shroud 11 forms screw-threaded coupling and coordinates, and clamp nut 18 offers crossed beam trunking, and cable 13 passes
Crossed beam trunking arrives in the wire casing of female inner core 4.One end of clamp nut 18 is fixed with female outer shroud 11
Together, the other end of clamp nut 18 is in close contact with the inwall of joint attachment cap 2, can be by electricity
Cable 13 compresses, and effectively prevents cable 13 from offseting vertically.
Female outer shroud 11 internal also by one end to the other end be disposed with the first metal pressure pad, lock close
Packing, the second metal pressure pad and contact metal film, this four part is fixed together, the first metal
Pressure pad, lock sealing pad, the second metal pressure pad and contact metal film be all located at inside clamp nut 18 and
First metal pressure pad and the ends contact of clamp nut 18, the inwall of contact metal film and cable 13
Electric wire termination be welded and fixed, can prevent cable 13 from offseting vertically further.
Female outer shroud 11 is additionally provided with cable rubber away from one end of male outer shroud 6 and protects tail, cable rubber
The one end protecting tail is exposed at female outer shroud 11 outside, and cable rubber protects the other end of tail and inserts female outer shroud 11
Internal and this end end outwardly convex go out edge, location, the inwall of female outer shroud 11 end is provided with
Card is fast, locating ring and the fast clamping of card, can effectively prevent cable rubber from protecting tail and come off.
Claims (10)
1. a sensor high impedance coaxial connector, including male and female, male includes main body
Seat (1) and be arranged on the contact outer shroud that main body base (1) is internal, contacts outer shroud and is internally provided with male
Inner core (3), female includes joint attachment cap (2) and is arranged on internal the connecing of joint attachment cap (2)
Touching internal ring, contact internal ring is internally provided with female inner core (4), cable (13) and female inner core (4)
Connecting, one end of main body base (1) forms locking with glass tubing and coordinates, the other end of main body base (1)
With joint attachment cap (2) formed locking coordinates, contact outer shroud and contact between internal ring, male inner core (3)
With between female inner core (4) all be formed grafting coordinate, glass tube is provided with reference leads (14)
Going between (15) with measuring, reference leads (14) connects with contacting outer shroud, measures lead-in wire (15) and public affairs
Head inner core (3) connect, it is characterised in that: described contact outer shroud include ecto-entad set gradually and
Male outer shroud butt joint base (5) being coaxially disposed and male outer shroud (6), male outer shroud butt joint base (5)
It is sleeved on glass tubing and is coaxially disposed with glass tubing, at the axis of contact outer shroud, be provided with cable-through hole,
It is internal that male inner core (3) is positioned at male outer shroud (6), the male inner core (3) corresponding with cable-through hole
Sidewall on offer the first tin input hole (8), the first tin input hole (8) connects with cable-through hole, and reference draws
Line (14) is fixing with the inwall of male outer shroud butt joint base (5) to be connected, and measures lead-in wire (15) and extend into
It is connected with male inner core (3) in cable-through hole.
A kind of sensor high impedance coaxial connector the most according to claim 1, its feature exists
In: between the inwall of the outer wall of described glass tubing and main body base (1), male outer shroud butt joint base (5)
Outer wall and the inwall of main body base (1) between be both provided with encapsulating chamber, two encapsulating chambeies connections and encapsulating
Intracavity is provided with epoxy resin layer (7), and the outer wall of male outer shroud butt joint base (5) offers glue-filling slot
(9), glue-filling slot (9) connects with encapsulating chamber.
A kind of sensor high impedance coaxial connector the most according to claim 1, its feature exists
In: described male inner core (3) is opened on the sidewall of female inner core (4) one end along its length
Being provided with regulating tank, the quantity of regulating tank is at least two, and all of regulating tank is the most at equal intervals
Arrange.
A kind of sensor high impedance coaxial connector the most according to claim 1, its feature exists
In: the end of described main body base (1) is provided with external screw thread, and joint attachment cap is provided with on (2)
Female thread, main body base (1) and joint attachment cap (2) lock by external screw thread and female thread
Fix and be set with sealing ring on the external screw thread of main body base (1).
A kind of sensor high impedance coaxial connector the most according to claim 1, its feature exists
In: between described main body base (1) and glass tubing, ecto-entad is disposed with sealed pressure pad (10)
And sealing ring.
A kind of sensor high impedance coaxial connector the most according to claim 1, its feature exists
It is connected on the inwall of one end with glass tubing in: described main body base (1) and is provided with step trough, step trough
Inside it is also equipped with sealing ring.
A kind of sensor high impedance coaxial connector the most according to claim 1, its feature exists
In: it is provided with dead ring between described male outer shroud (6) and male inner core (3).
A kind of sensor high impedance coaxial connector the most according to claim 1, its feature exists
In: described contact internal ring includes that female outer shroud (11), female inner core (4) are positioned at female outer shroud (11)
Internal and they between be provided with dead ring, offer wire casing at the axis of female inner core (4), with line
The second tin input hole (12), cable (13) is offered on the sidewall of the female inner core (4) that groove is corresponding
In inserting wire casing and arrival the second tin input hole (12) place.
A kind of sensor high impedance coaxial connector the most according to claim 8, its feature exists
In: described female outer shroud (11) is provided with female thread on the inwall away from male outer shroud (6) one end,
Clamp nut (18), clamp nut (18) and female outer shroud (11) is set up in joint attachment cap (2)
Formation screw-threaded coupling coordinates, and clamp nut (18) offers crossed beam trunking, and cable (13) passes
Crossed beam trunking arrives in the wire casing of female inner core (4).
A kind of sensor high impedance coaxial connector the most according to claim 1, its feature
It is: described glass tubing includes inner tube (16) and the outer tube (17) being coaxially disposed, reference leads (14)
It is arranged between inner tube (16) and outer tube (17), measures lead-in wire (15) and be arranged on inner tube (16)
Internal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610377154.1A CN105870708B (en) | 2016-06-01 | 2016-06-01 | A kind of sensor high impedance coaxial connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610377154.1A CN105870708B (en) | 2016-06-01 | 2016-06-01 | A kind of sensor high impedance coaxial connector |
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Publication Number | Publication Date |
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CN105870708A true CN105870708A (en) | 2016-08-17 |
CN105870708B CN105870708B (en) | 2018-02-13 |
Family
ID=56642868
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CN201610377154.1A Active CN105870708B (en) | 2016-06-01 | 2016-06-01 | A kind of sensor high impedance coaxial connector |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109546492A (en) * | 2018-12-20 | 2019-03-29 | 中国人民解放军国防科技大学 | High-voltage coaxial cable connector |
CN110207644A (en) * | 2018-02-28 | 2019-09-06 | 中国航发商用航空发动机有限责任公司 | Rotor disk stacks assembly method and device |
CN110319857A (en) * | 2019-08-05 | 2019-10-11 | 北京恒泰翔基科技有限公司 | A kind of sensor with high resistant connection structure |
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CN205724168U (en) * | 2016-06-01 | 2016-11-23 | 河北科瑞达仪器科技股份有限公司 | A kind of sensor high impedance coaxial connector |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110207644A (en) * | 2018-02-28 | 2019-09-06 | 中国航发商用航空发动机有限责任公司 | Rotor disk stacks assembly method and device |
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CN110319857A (en) * | 2019-08-05 | 2019-10-11 | 北京恒泰翔基科技有限公司 | A kind of sensor with high resistant connection structure |
Also Published As
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