CN110518388A - A kind of rubber ceramic skeleton electric connector - Google Patents
A kind of rubber ceramic skeleton electric connector Download PDFInfo
- Publication number
- CN110518388A CN110518388A CN201910753209.8A CN201910753209A CN110518388A CN 110518388 A CN110518388 A CN 110518388A CN 201910753209 A CN201910753209 A CN 201910753209A CN 110518388 A CN110518388 A CN 110518388A
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- China
- Prior art keywords
- ceramic skeleton
- rubber
- support ring
- electric connector
- groove
- 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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- 239000000919 ceramic Substances 0.000 title claims abstract description 147
- 239000000463 material Substances 0.000 claims description 10
- 230000000737 periodic effect Effects 0.000 claims description 10
- 229910052573 porcelain Inorganic materials 0.000 claims description 5
- 210000000988 bone and bone Anatomy 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 19
- 238000004073 vulcanization Methods 0.000 description 9
- 239000011521 glass Substances 0.000 description 5
- 238000005245 sintering Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
-
- 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
- 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
-
- 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
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/521—Sealing between contact members and housing, e.g. sealing insert
-
- 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
- H01R13/533—Bases, cases made for use in extreme conditions, e.g. high temperature, radiation, vibration, corrosive environment, pressure
Abstract
The present invention relates to a kind of rubber ceramic skeleton electric connectors, including ceramic skeleton, support ring and multiple contact pins, the lower part of ceramic skeleton is located in support ring, ceramic skeleton and support ring are coaxially disposed, multiple contact pins are axially through ceramic skeleton and support ring, rubber bodies are provided in the cavity that ceramic skeleton and contact pin surround, lower rubber bodies are provided in the cavity that ceramic skeleton, support ring and contact pin surround.The present invention is used as auxiliary bearing structure part and sealing element as bearing structure, upper rubber bodies and lower rubber bodies using ceramic skeleton and support ring, and the bearing capacity of petroleum-type connector and temperature resistant capability are promoted to resistance to 210MPa and 250 DEG C；The cooperation of top rubber bodies and internal screw thread, the cooperation of upper rubber bodies and thread segment, lower rubber bodies and cooperating for first annular slot increase the sealing that contact area realizes connector, the cooperation of ceramic skeleton and support ring realizes that connector has extremely strong bearing capacity, and avoids ceramics from directly contacting with the external world and lead to breakage.
Description
Technical field
The present invention relates to technical field of electric connectors more particularly to a kind of rubber ceramic skeleton electric connectors.
Background technique
Currently, the electric connector structure of petroleum gas field be broadly divided into round bearing structure, round nonbearing structure,
Three kinds of rectangle pressure part structure；Wherein round pressure-bearing connector is divided into glass sintering connector, vulcanization of rubber connector, peek again
It is molded connector, glass sintering connector is stronger compared with peek injection molding connector bearing capacity, and heatproof is higher；Rectangle pressure part structure
Mainly use peek injection molding.Circular glass sintering connector insulate in wet condition because of the ceramic moisture absorption and dirty to be caused
Certain reduction；Peek is molded under electric connector high temperature and high pressure environment easily recurring structure deformation；Vulcanization of rubber connector pressure-bearing energy
Power is insufficient, is unable to satisfy the normal use of equipment.
High hydraulic pressure and high-temperature are born since the underground electric connector that petroleum, natural gas extraction use generally requires, is used
Electric connector inside liquid and mud needs to face the test such as well liquid high-temperature, high hydraulic pressure and shock, therefore designs a resistance to
The high electric connector of high temperature, high water pressure resistant and sealing effect, the splendid structural strength of insulation performance is particularly important.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, provide a kind of rubber ceramic skeleton electric connector, solve existing skill
The insufficient and peek that insulate under glass sintering connector high-temperature and high-pressure conditions in art is molded pressure-bearing under connector high-temperature and high-pressure conditions
Insufficient technical problem.
In order to achieve the above objectives, the technical solution adopted by the present invention are as follows: a kind of rubber ceramic skeleton electric connector, including pottery
Porcelain body frame, support ring and multiple contact pins, the ceramic skeleton and the support ring are coaxially disposed, the lower part of the ceramic skeleton
In the support ring, the ceramic skeleton is in contact with the support ring, and multiple contact pins are axially through described
Rubber bodies, the ceramic skeleton, branch are provided in the cavity that ceramic skeleton and support ring, the ceramic skeleton and contact pin surround
Lower rubber bodies are provided in the cavity that pushing out ring and contact pin surround.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises the ceramic skeleton
It is inside provided with the ceramic skeleton groove and ceramic skeleton mounting hole being connected, the ceramic skeleton includes cylindrical body on ceramic skeleton
With cylindrical body under ceramic skeleton, the outer diameter of cylindrical body is greater than the outer diameter of cylindrical body under the ceramic skeleton on the ceramic skeleton.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises the ceramic skeleton
The inner wall of groove is provided with internal screw thread.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises the ceramic skeleton
The outer wall of upper cylindrical body is provided with the first seal groove, and the outer wall of cylindrical body is provided at least one first ring under the ceramic skeleton
Shape slot.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises the ceramic skeleton
Mounting hole includes the first mounting hole and the second mounting hole setting up and down, and the aperture of first mounting hole is less than second peace
Fill the aperture in hole.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises the support ring
Upper and lower end face is respectively arranged with the first groove and the second groove, and the bottom of first groove is provided with multiple support ring mounting holes
With multiple material paths, multiple support ring mounting holes, multiple material paths are connected with second groove.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises first groove
Side wall be provided at least one second annular groove.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises first groove
Depth be greater than second groove depth.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises that the contact pin includes
Sequentially connected spherical section, the first light bar segment, thread segment, land section, the second light bar segment, periodic grooves section and weldering cup section.
In a preferred embodiment of the present invention, a kind of rubber ceramic skeleton electric connector further comprises the upper rubber bodies
On be provided with multiple rubber land, the rubber land wraps up the contact pin, is provided with rubber boss in the lower rubber bodies.
The invention has the following advantages:
(1) auxiliary bearing structure part is used as bearing structure, upper rubber bodies and lower rubber bodies using ceramic skeleton and support ring
And sealing element, so that the electric connector of this kind of structure has high temperature resistant, the ability of high water pressure resistant, opposite glass sintering is electrically connected
Device, vulcanization of rubber electric connector and peek injection molding connector are more advantageous.
(2) sealing of the invention is the cooperation of top rubber bodies and internal screw thread, the cooperation of upper rubber bodies and thread segment, lower rubber
The cooperation of colloid and first annular slot increases the sealing that contact area realizes connector, and the cooperation of ceramic skeleton and support ring is realized
Connector has extremely strong bearing capacity, avoids ceramics from directly contacting with extraneous and lead to breakage, prolongs the service life, reduction at
This.
(3) the first seal groove glazing treatment of ceramic skeleton, it is ensured that ceramics are in sealing contact with O-ring.
(4) setting of rubber boss solves the creepage distance between contact pin and support ring, and lower rubber bodies pass through in part
In the first annular slot of ceramic skeleton, sealing is realized in the second annular groove of support ring and in the periodic grooves section of contact pin
And fixation, it is effectively prevent falling off for support ring and ceramic skeleton, effectively increases connecing between support ring and ceramic skeleton, contact pin
Contacting surface product, ensure that the leakproofness between three.
(5) lower rubber bodies are filled between the second mounting hole and contact pin of support ring mounting hole and contact pin, ceramic skeleton, are guaranteed
Electric insulation between support ring and contact pin.
(6) the second seal groove of the outer wall setting of support ring can be used in the second sealing of connector, improve leakproofness
Energy.
(7) rubber belongs to uncompressed elastic material, and when bearing high temperature and pressure, rubber seal better effect, being deformed into can
Restore, guarantees being used for multiple times for product, rubber ceramic skeleton electric connector is from overall performance by the pressure-bearing of petroleum-type connector
Capability improving is promoted to resistance to 210MPa, temperature resistant capability to resistance to 250 DEG C.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the preferred embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the ceramic skeleton of the preferred embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the support ring of the preferred embodiment of the present invention；
Fig. 4 is the top view of the support ring of the preferred embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the contact pin of the preferred embodiment of the present invention.
Specific embodiment
Presently in connection with drawings and examples, the present invention is described in further detail, these attached drawings are simplified signal
Figure, the basic structure of the invention will be illustrated schematically only, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, a kind of rubber ceramic skeleton electric connector, including ceramic skeleton 1, support ring 2 and multiple contact pins
3, ceramic skeleton 1 and support ring 2 are coaxially disposed, and the lower part of ceramic skeleton 1 is located in support ring 2, ceramic skeleton 1 and support ring 2
It is in contact, is set in the cavity that multiple contact pins 3 are surrounded axially through ceramic skeleton 1 and support ring 2, ceramic skeleton 1 with contact pin 3
Rubber bodies 4 are equipped with, lower rubber bodies 5 are provided in the cavity that ceramic skeleton 1, support ring 2 and contact pin 3 surround.
As shown in Fig. 2, being provided with the ceramic skeleton groove 101 being connected and ceramic bone in preferably ceramic skeleton 1 of the present invention
Frame mounting hole 102, ceramic skeleton 1 include cylindrical body 104 under cylindrical body 103 and ceramic skeleton on ceramic skeleton, on ceramic skeleton
The outer diameter of cylindrical body 103 is greater than the outer diameter of cylindrical body 104 under ceramic skeleton, the lower end surface of cylindrical body 103 and branch on ceramic skeleton
The upper surface of pushing out ring 1 is in contact.In order to increase the contact area between upper rubber bodies 4, lift-off seal effect, the present invention is preferred
The inner wall of ceramic skeleton groove 101 is provided with internal screw thread 105.The outer wall of cylindrical body 103 is provided with the first sealing on ceramic skeleton
Slot 106,106 external surface glazing of the first seal groove processing, increase surface flatness, convenient for and O-ring combination, improve leakproofness
Can, the outer wall of cylindrical body 104 is provided at least one first annular slot 107 under ceramic skeleton, and lower 5 part of rubber bodies is located at first
In annular groove 107, the tightness and sealing under the ceramic skeleton of lower rubber bodies 5 and ceramic skeleton 1 between cylindrical body 104 are improved
Property.It is preferred that internal screw thread 105 and first annular slot 107 are all made of coarse processing, increase surface roughness, in vulcanization of rubber Shi Weitao
The combination of 1 surface of porcelain body frame and upper rubber bodies 4, lower rubber bodies 5 increases binding force, lift-off seal.Ceramic skeleton mounting hole 102
Including the first mounting hole 108 and the second mounting hole 109 setting up and down, the aperture of the first mounting hole 108 is less than the second mounting hole
109 aperture.The aperture of first mounting hole 108 is greater than the outer diameter of contact pin 3, guarantees that contact pin 3 smoothly runs through, while after avoiding assembly
The shaking volume in ceramic skeleton mounting hole 102 of contact pin 3 is excessive, moreover it is possible to realize vulcanization of rubber degassing function.It is preferred that the first mounting hole
The big 0.1-0.15mm in aperture of 108 aperture ratio contact pin 3.
As shown in Figure 3, Figure 4, the upper and lower end face of the preferred support ring 2 of the present invention is respectively arranged with the first groove 201 and second
Groove 202, the bottom of the first groove 201 are provided with multiple support ring mounting holes 203 and multiple material paths 204, multiple support rings
Mounting hole 203, multiple material paths 204 are connected with the second groove 202.The depth of first groove 201 is greater than the second groove 202
Depth.Multiple support ring mounting holes 203 are in geometrically symmetric distribution.It is preferred that support ring mounting hole 203 and the second mounting hole 109
Aperture is identical.It is preferred that 204 diameter of material path is greater than 3mm, for passing through for rubber mass.The position degree of support ring mounting hole 203 with
The position degree of ceramic skeleton mounting hole 102 is consistent.The aperture of support ring mounting hole 203 is greater than the outer diameter of contact pin 3, convenient for supporting
Lower rubber bodies 5 are filled between ring mounting hole 203 and contact pin 3, between the second mounting hole 109 and contact pin 3, are guaranteed support ring 2 and are inserted
Electric insulation between needle 3.The side wall of first groove 201 is provided at least one second annular groove 205, improves lower rubber bodies 5
Tightness and leakproofness between support ring 2.The outer wall of support ring 2 is provided with the second seal groove 206, answers for electric connector
It is sealed with the second under environment.
As shown in figure 5, the preferred contact pin 3 of the present invention includes sequentially connected spherical section of the 301, first light bar segment 302, thread segment
303, land section 304, the second light bar segment 305, periodic grooves section 306 and weldering cup section 307.The outer diameter of land section 304 is greater than first
The internal diameter of mounting hole 108, land section 304 are set on the bottom wall of ceramic skeleton groove 101, by 304 positioning insertion pin 3 of land section with
The axial position of ceramic skeleton 1, spherical section 301 is located at 1 end of ceramic skeleton, and weldering cup section 307 is located at 2 end of support ring.It is preferred that spherical
The 301, first light bar segment 302 of section, the second light bar segment 305, periodic grooves section 306 are identical with the outer diameter of weldering cup section 307.Pass through contact pin
3 thread segment 303 and the internal screw thread 105 of ceramic skeleton 1 increase the contact area of rubber bodies 4 and contact pin 3, ceramic skeleton 1,
Improve contact pin 3, ceramic skeleton 1,4 three of upper rubber bodies sealing effect.
Multiple rubber land 401 are provided in the preferably upper rubber bodies 4 of the present invention, rubber land 401 wraps up contact pin 3, lower rubber
It is provided with rubber boss 501 on colloid 5, solves the creepage distance between contact pin 3 and support ring 1.The end face of upper rubber bodies 4 and pottery
The top end face of porcelain body frame 1 flushes.
Specifically, the sealing of the electric connector of the present embodiment includes six leakproofness circuits, the thread segment 303 through contact pin 3
To the internal screw thread 105 of ceramic skeleton 1, leakproofness circuit one is constituted；Thread segment 303, land section 304, the second polished rod through contact pin 3
Section 305 arrives periodic grooves section 306, constitutes leakproofness circuit two；Thread segment 303, land section 304 through contact pin 3, the second light bar segment
305 arrive the first annular slot 107 of ceramic skeleton 1, constitute leakproofness circuit three；Internal screw thread 105, contact pin 3 through ceramic skeleton 1
Second light bar segment 305 arrives the periodic grooves section 306 of contact pin 3, constitutes leakproofness circuit four；Internal screw thread 105 through ceramic skeleton 1,
Land section 304, the second light bar segment of light 305 of contact pin 3 of contact pin 3 arrive the first annular slot 107 of ceramic skeleton 1, constitute leakproofness
Circuit five；Periodic grooves section 306 through contact pin 3 arrives the first annular slot 107 of ceramic skeleton 1, constitutes leakproofness circuit six.Its
In, the internal screw thread 105 of ceramic skeleton 1, the first annular slot 107 of ceramic skeleton 1, support ring 2 the second annular groove 205, contact pin 3
Thread segment 303, contact pin 3 periodic grooves section 306 be increase sealing area design, the sealing of the vulcanization of rubber is effectively ensured
Property.
The rubber ceramic skeleton electric connector of the present embodiment can be used following processing step and realize:
(1) contact pin 3 runs through ceramic skeleton mounting hole 102 and support ring mounting hole 203, the land section 304 and ceramic skeleton of contact pin 3
The bottom of groove 101 cooperates, and plays the axially position of contact pin 3 Yu ceramic skeleton 2, ceramic skeleton 1 is located at top, support ring 2
In lower part, 203 coaxial cooperation of ceramic skeleton mounting hole 102 and support ring mounting hole, wherein spherical section 301 of contact pin 3 is located at pottery
1 end of porcelain body frame, contact pin 3 weldering cup section 307 be located at 2 end of support ring；
(2) both ends of sulfurizing mould positioning insertion pin 3 keep contact pin 3 and ceramic skeleton mounting hole 102, contact pin 3 and support ring to install
Spacing between hole 203, so that contact pin 3 is located at 203 center of ceramic skeleton mounting hole 102 and support ring mounting hole, convenient for protecting
Contact pin 3 is located at 203 center of ceramic skeleton mounting hole 102 and support ring mounting hole after the card vulcanization of rubber；
(3) contact pin 3 assembled, ceramic skeleton 1, support ring 2 are fixed by the way of the vulcanization of rubber, sealing, described in composition
Electric connector wraps up side wall and the top of the land section 304 of contact pin 3 wherein upper rubber bodies 4 are located in ceramic skeleton groove 101
And the thread segment 303 of contact pin 3, the rubber land 401 of upper rubber bodies 4 wrap up the first light bar segment 302 of contact pin 3, lower rubber bodies 5
Rubber boss 501 protrude support ring 1 bottom end face.
Specifically, the bearing structure of the electric connector of the present embodiment, the first groove of 1 bottom end of ceramic skeleton and support ring 2
The cooperation contact of 201 bottoms, fluid pressure pass to support ring 2 from 1 top of ceramic skeleton, and support ring 2 uses high-temperature nickel-base alloy
Material, high-temperature nickel-base alloy and ceramic material intensity ensure that the bearing capacity of connector at high temperature, while ceramic material has
There is the advantages of high dielectric strength, good insulation preformance, silicon nitride ceramics, aluminium oxide ceramics can be selected；The land section 304 of contact pin 3
Cooperate contact with the bottom of the ceramic skeleton groove 101 of ceramic skeleton 1, pressure is passed to ceramics by contact pin 3 by fluid pressure
Skeleton 1 and support ring 2,3 material of contact pin are beryllium-bronze, need to carry out ageing treatment and increase contact pin intensity；Upper rubber bodies 4 and lower rubber
The long-time service under 200-250 DEG C of environment and anticorrosive energy is effectively ensured preferably using fluorubber as vulcanization substrate in body 5
Power.It can restore with restorability after 210MPa is hydraulic since rubber belongs to large deformation material；Rubber belongs to again
Incompressible material, after fluid pressure acts on the end face in rubber bodies, minute-pressure contracting axially occurs for rubber, causes rubber to radial direction
Expansion, to guarantee the sealing between contact pin 3 and rubber, rubber and ceramic skeleton 1.
Dielectric of the invention be ceramic skeleton 1, upper rubber bodies 4 and lower rubber bodies 5, bearing structure be ceramic skeleton 1,
Support ring 2 and contact pin 3, sealing structure be the thread segment 303 of contact pin 3, the periodic grooves section 306 of contact pin 3, ceramic skeleton 1 the
The internal screw thread 105 of one annular groove 107, ceramic skeleton 1；Upper rubber bodies 4 and lower rubber bodies 5 have that high temperature resistant, resistance to height are hydraulic, seal
Characteristic.The lower rubber bodies 5 of rubber ceramic skeleton electric connector of the invention are non-master pressure part, mainly undertake sealing characteristics；On
Rubber bodies 5 are located in the ceramic skeleton groove 101 of ceramic skeleton 1, avoid the deformation for going up rubber bodies 4 when pressure-bearing, effectively improve
High pressure resistant, the heat-resisting ability of connector.
Based on the above description of the preferred embodiments of the present invention, through the above description, related personnel completely can be with
Without departing from the scope of the technological thought of the present invention', various changes and amendments are carried out.The technical scope of this invention
It is not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.
Claims (10)
1. a kind of rubber ceramic skeleton electric connector, it is characterised in that: including ceramic skeleton, support ring and multiple contact pins, institute
It states ceramic skeleton and the support ring is coaxially disposed, the lower part of the ceramic skeleton is located in the support ring, the ceramics bone
Frame is in contact with the support ring, and multiple contact pins are axially through the ceramic skeleton and support ring, the ceramics bone
Rubber bodies are provided in the cavity that frame and contact pin surround, are set in the cavity that the ceramic skeleton, support ring and contact pin surround
It is equipped with lower rubber bodies.
2. a kind of rubber ceramic skeleton electric connector according to claim 1, it is characterised in that: set in the ceramic skeleton
It is equipped with the ceramic skeleton groove and ceramic skeleton mounting hole being connected, the ceramic skeleton includes cylindrical body and pottery on ceramic skeleton
Cylindrical body under porcelain body frame, the outer diameter of cylindrical body is greater than the outer diameter of cylindrical body under the ceramic skeleton on the ceramic skeleton.
3. a kind of rubber ceramic skeleton electric connector according to claim 2, it is characterised in that: the ceramic skeleton groove
Inner wall be provided with internal screw thread.
4. a kind of rubber ceramic skeleton electric connector according to claim 2 or 3, it is characterised in that: the ceramic skeleton
The outer wall of upper cylindrical body is provided with the first seal groove, and the outer wall of cylindrical body is provided at least one first ring under the ceramic skeleton
Shape slot.
5. a kind of rubber ceramic skeleton electric connector according to claim 2, it is characterised in that: the ceramic skeleton installation
Hole includes the first mounting hole and the second mounting hole setting up and down, and the aperture of first mounting hole is less than second mounting hole
Aperture.
6. a kind of rubber ceramic skeleton electric connector according to claim 1, it is characterised in that: above and below the support ring
End face is respectively arranged with the first groove and the second groove, and the bottom of first groove is provided with multiple support ring mounting holes and more
A material path, multiple support ring mounting holes, multiple material paths are connected with second groove.
7. a kind of rubber ceramic skeleton electric connector according to claim 6, it is characterised in that: the side of first groove
Wall is provided at least one second annular groove.
8. a kind of rubber ceramic skeleton electric connector according to claim 6, it is characterised in that: the depth of first groove
Degree is greater than the depth of second groove.
9. a kind of rubber ceramic skeleton electric connector according to claim 1, it is characterised in that: the contact pin includes successively
Connection spherical section, the first light bar segment, thread segment, land section, the second light bar segment, periodic grooves section and weldering cup section.
10. a kind of rubber ceramic skeleton electric connector according to claim 1, it is characterised in that: in the upper rubber bodies
Multiple rubber land are provided with, the rubber land wraps up the contact pin, is provided with rubber boss in the lower rubber bodies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910753209.8A CN110518388B (en) | 2019-08-15 | Rubber ceramic skeleton electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910753209.8A CN110518388B (en) | 2019-08-15 | Rubber ceramic skeleton electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110518388A true CN110518388A (en) | 2019-11-29 |
| CN110518388B CN110518388B (en) | 2024-04-26 |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550333A (en) * | 2020-05-13 | 2020-08-18 | 芜湖力锐达汽车部件有限公司 | Water collecting cup heater for diesel engine |
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|---|---|---|---|---|
| CN101707311A (en) * | 2009-09-30 | 2010-05-12 | 中航光电科技股份有限公司 | High pressure resistant switching connector |
| US20100317228A1 (en) * | 2009-06-10 | 2010-12-16 | Kemlon Products & Development Co., Ltd. | Electrical connectors and sensors for use in high temperature, high pressure oil and gas wells |
| CN210607741U (en) * | 2019-08-15 | 2020-05-22 | 苏州华旃航天电器有限公司 | Rubber ceramic skeleton electric connector |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100317228A1 (en) * | 2009-06-10 | 2010-12-16 | Kemlon Products & Development Co., Ltd. | Electrical connectors and sensors for use in high temperature, high pressure oil and gas wells |
| CN101707311A (en) * | 2009-09-30 | 2010-05-12 | 中航光电科技股份有限公司 | High pressure resistant switching connector |
| CN210607741U (en) * | 2019-08-15 | 2020-05-22 | 苏州华旃航天电器有限公司 | Rubber ceramic skeleton electric connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550333A (en) * | 2020-05-13 | 2020-08-18 | 芜湖力锐达汽车部件有限公司 | Water collecting cup heater for diesel engine |
| CN111550333B (en) * | 2020-05-13 | 2021-09-10 | 芜湖力锐达汽车部件有限公司 | Water collecting cup heater for diesel engine |
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