CN206135057U - Insert waterproof type radio frequency coaxial connector soon - Google Patents
Insert waterproof type radio frequency coaxial connector soon Download PDFInfo
- Publication number
- CN206135057U CN206135057U CN201621208043.XU CN201621208043U CN206135057U CN 206135057 U CN206135057 U CN 206135057U CN 201621208043 U CN201621208043 U CN 201621208043U CN 206135057 U CN206135057 U CN 206135057U
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- CN
- China
- Prior art keywords
- sealing ring
- plug
- coaxial connector
- radio frequency
- sealing washer
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Abstract
The utility model provides an insert waterproof type radio frequency coaxial connector soon belongs to coaxial connector technical field. Insert waterproof type radio frequency coaxial connector soon, including the plug, still including setting downthehole sealing washer in the plug, it has the holding tank with sealing washer matched with to open on the lateral wall of hole. When the sealing washer was in not compression state, the terminal surface of sealing washer stretched out the terminal surface of holding tank. The utility model discloses a structure principle design from the locking -type connector is inserted soon according to the CMA type, the function of auto -lock can be realized inserting soon. Simultaneously, encrypting the seal and realize waterproof function inserting interface department at the plug. Stretch out the hole terminal surface when sealing washer does not compress, back to inserting at plug and socket, the compacting seal is crowded to the excircle of the second contact head of socket, makes the sealing washer warp to reach waterproof mesh.
Description
Technical field
The utility model is related to coaxial connector technical field, more particularly to a kind of water proof type RF coaxial connection slotting soon
Device.
Background technology
With the development of science and techniques of defence, phased array radar system is increasingly widely used in weaponry aspect.It is phased
Battle array radar operation principle is multiple radiation source cooperations to together by many ordinary radar aerial integrations, and this is accomplished by many
Individual radio frequency (RF) coaxial connector is concentrated and places connection.And with miniaturization, modular development, phased-array radar also gradually tends to little
Type, modularization.
SMA types Thread-type radio frequency coaxial connector of the prior art, needs to screw up with a wrench, so space bit when using
Putting must reserve the position of spanner, cause the locus of the radio frequency (RF) coaxial connector needs of this type larger, can not
Meet and require.On the other hand, the radio frequency (RF) coaxial connector quantity that the same front of phased-array radar is connected is more, using SMA type screw threads
The connection of formula radio frequency (RF) coaxial connector is long with the detached time, it is impossible to which enough satisfactions quickly connect detached requirement.
CMA type radio frequency (RF) coaxial connectors are a kind of rapid insertion self-locking type connectors, and it is changing on the basis of SMA type connectors
Type, usage frequency can reach 18GHz, can meet the requirement of fast-insertion self-locking, and small volume, without the need for reserving adaptation spanner
Space, is adapted in use to.
But phased-array radar is in outdoor utility, so needing to prevent the system failure caused by rainwater immersion, this requires it
The radio frequency (RF) coaxial connector for using must also meet the requirement of rainwater-proof immersion meeting while quick connection is separated, and existing
CMA types radio frequency (RF) coaxial connector can not meet the requirement of waterproof.
Adopt the connector design structure of waterproof at present more and burnt in connector internal cryptographic seal, embedding fluid sealant and glass
The modes such as knot.
The structure of embedding fluid sealant needs to leave certain space to fluid sealant, and casting glue in connector leading
Body, dielectric, outer conductor are fixed together.If the connector of welding cable, then lead in cable inner conductor and connector
Body can only adopt the version of blindmate to be attached, it is impossible to be attached by the way of welding, with certain limitation.
And the dielectric constant of casting glue is different from the dielectric constant of teflon insulation medium, the electrical property of connector can be affected.
This structure is commonly used in frequency than on relatively low connector.
The structure of glass sintering not only can accomplish that waterproof can also accomplish hermetic seal, but its limitation is larger.Glass burns
The mode of production of knot is that glass dust is made into embryo, then glass powder is down to again room temperature with high temperature makes glass solidification, so that
Connector shell, inner wire are connected together by glass.This technique adds the temperature in man-hour more than 800 DEG C, common Huang
The materials such as copper, stainless steel all can not be used, and the higher kovar alloy material of tolerable temperature can only be used, while this technique price
Costliness, therefore be generally used on the pin type microstrip-type connector of hermetic seal requirement.
It is more complicated in the structure design of connector internal cryptographic seal, not only need between inner wire and dielectric
Plus sealing ring, in addition it is also necessary to add sealing ring between dielectric and shell.Connector small volume, so the diameter of inner wire
It is less, therefore, between inner wire and dielectric plus sealing ring will very little, this for sealing ring production have certain difficulty
Degree, additionally, this structure is also relatively difficult in fit on.The experience of this structure was just assembled in the past, after this Standard
Uniformity is poor, and the probability for going wrong is also higher.
So one kind can substitute SMA, and the development of the rapid insertion self-locking type RF coaxial connector with water-proof function
Production is extremely urgent.
The content of the invention
Problem to be solved in the utility model is that existing fast-insertion self-locking CMA radio frequency (RF) coaxial connectors are unable to waterproof, it is impossible to
Meet the use demand of phased array radar system.
To solve above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of water proof type radio frequency slotting soon is provided
Coaxial connector.The water proof type radio frequency (RF) coaxial connector slotting soon, including plug, the plug includes that what is be engaged with socket inserts
Close end and the connection end away from socket.Contact head is provided with plug, the contact head is provided with endoporus near one end of mating side, institute
State and sealing ring is provided with the side wall of endoporus, the holding tank for accommodating sealing ring is provided with the side wall of endoporus.The sealing ring is in
During uncompressed state, the end face of sealing ring stretches out the end face of holding tank.Interference fit state, sealing ring are in when sealing ring is used
It is extruded, compression, reaches the purpose of waterproof.
Preferably, when the sealing ring is in uncompressed state, the end face of sealing ring stretch out interior hole end surface 0.1～
0.15mm。
Preferably, the holding tank is cone tank near the side of mating side, and the width for accommodating trench bottom is more than its end face
Width.
The utility model has the advantages and positive effects that：
The utility model is designed according to the structural principle of CMA type rapid insertion self-locking type connectors, it is possible to achieve fast to insert
The function of self-locking.Meanwhile, sealing ring is set in the endoporus of the contact head of plug, seal to inserting interface to realize the work(of waterproof
Energy.Interior hole end surface is stretched out when sealing ring is uncompressed, after inserting, the cylindrical crush seal circle of the second contact head of socket makes sealing
Circle deformation, so as to reach the purpose of waterproof.
The connector that the application is provided, when sealing ring is uncompressed, its end face stretches out the end face 0.1-0.15mm of endoporus, can
Ensure that sealing ring reaches the deflection needed for waterproof purpose, give the shearing of sealing ring when can effectively reduce to inserting again to spigot face
Power, ambassador's sealing ring is damaged caused not in place to inserting to prevent shearing force from crossing, and in the application, sealing ring not only will not squeezed evil idea but also energy
Play a part of waterproof.
In the application, holding tank is cone tank near the side of socket mating side, and during separation, sealing ring stress is oblique along taper
Glide towards inclined-plane bottom, when preventing connector two parts from separating, sealing ring stress is together with being extracted.
Description of the drawings
Fig. 1 is the structural representation of the application.
Fig. 2 is the close-up schematic view of Fig. 1.
Fig. 3 is that the application plugs together schematic diagram when using.
Fig. 4 is the close-up schematic view of Fig. 3.
In figure：1- plugs, 2- connection ends, 3- mating sides, 4- prothecas, 5- contact heads, 6- shells, 7- inner wires, 8- insulation
Medium, 9- sealing rings, 10- holding tanks, 11- sockets, 12- jack housings, the contact heads of 13- second, the dielectrics of 14- second.
Specific embodiment
In order to be better understood from the utility model, with reference to specific embodiments and the drawings traveling one is entered to the utility model
The description of step.
As depicted in figs. 1 and 2, a kind of water proof type radio frequency (RF) coaxial connector slotting soon of disclosure, including plug 1, and set
Put the sealing ring 9 in plug 1.
Plug 1 includes the mating side 3 being engaged with socket 11 and the connection end 2 away from socket 11.Plug 1 also includes shell
6 are arranged with contact head 5, inner wire 7, the dielectric 8 being arranged in shell 6, shell 6 on the outside of one end of mating side 3
There is protheca 4.Protheca 4 is fixedly connected with shell 6, and the mode of its connection is various, and used as a kind of preferred version, protheca 4 is rolled with shell 6
Riveting is riveted.
Contact head 5 is provided with plug 1, endoporus is provided with contact head 5, the appearance for accommodating sealing ring 9 is provided with the side wall of endoporus
Receive groove 10, sealing ring 9 is arranged in holding tank 10.When sealing ring 9 is in uncompressed state, the end face of sealing ring 9 stretches out receiving
The end face of groove 10.Interference fit state is in when sealing ring 9 is used, sealing ring 9 is extruded, and compression reaches the mesh of waterproof
's.
As shown in Figures 3 and 4, when the connector that the application is provided is used, it is engaged with socket 11.Socket 11 includes socket
Shell 12, the second contact head 13 being fixedly connected with jack housing 12 and the second dielectric being arranged in jack housing 12
14。
When plug 1 and socket 11 are in released state, 9 in uncompressed state at sealing ring, now the end face of sealing ring 9
Stretch out the end face of holding tank 10.Used as a kind of preferred version, when sealing ring 9 is in uncompressed state, the end face of sealing ring 9 stretches out
Interior 0.1～0.15mm of hole end surface.
After plug 1 and socket 11 pairs are inserted, the cylindrical crush seal circle 9 of the second contact head 13 of socket 11 deforms it,
So as to reach the purpose of waterproof.Because end face gives the shearing force of sealing ring 9 one when plug 1 and slotting socket 11 pairs, so sealing ring 9 is stretched
The distance for going out the interior hole end surface of contact head 5 is bigger, and shearing force is bigger.This shearing force piles up can the breakage of sealing ring 9
To the interface to inserting, cause connector not in place to inserting, and afterwards the squeezed evil idea of sealing ring 9 can be caused to lose waterproof several times to inserting
Effect.Simultaneously the distance of the end face that sealing ring 9 can not stretch out the endoporus of contact head 5 is too small, too small that sealing ring 9 can be caused to deform
Amount is not enough, does not equally have the effect of waterproof.Jing inventor tests many times, it was therefore concluded that sealing ring 9 should stretch out contact head
In 0.1-0.15mm, such sealing ring 9 not only squeezed evil idea but also will not can play a part of waterproof to the size of interior hole end surface.
As shown in Fig. 2 as a kind of preferred version, holding tank 10 is cone tank near the side of mating side 3, holding tank 10
The width of bottom is more than its end face width.When plug 1 and socket 11 are separated, tapered slope of the stress of sealing ring 9 along holding tank 10
Glide to inclined-plane bottom, during so as to preventing connector two parts from separating, the stress of sealing ring 9 is pulled out together with socket 11.
The connector that the application is provided, its fast-insertion self-locking principle is based on CMA type rapid insertion self-locking type connectors, used as a kind of real
Mode is applied, in the shell 6 of plug 1 springlock is provided with, springlock is provided with the locking plate of radial direction, and 12 are provided with and locking plate in jack housing
The groove being engaged, when plug 1 and socket 11 pairs are slotting, locking plate is bent conflict in groove, locking plug 1 and socket 11.Need
When wanting socket 11 and plug 1 to separate, by the protheca 4 of tight plug 1, the medial end extruding locking plate of protheca 4 so as to take off from groove
From solution lock plug 1 and socket 11, so as to reach the purpose of fast-insertion self-locking.Certainly, the connector in the application may also be employed other
The fast-insertion self-locking mode of CMA type connectors.
Embodiment of the present utility model has been described in detail above, but the content is only of the present utility model preferable
Embodiment, it is impossible to be considered as limiting practical range of the present utility model.All impartial changes made according to the utility model scope
Change and improve etc., all should still belong within this patent covering scope.
Claims (3)
1. a kind of water proof type radio frequency (RF) coaxial connector slotting soon, including plug, the plug includes the mating side being engaged with socket
With the connection end away from socket, contact head is provided with plug, it is characterised in that：The contact head is provided near one end of mating side
Endoporus, is provided with sealing ring on the side wall of the endoporus, the holding tank for accommodating sealing ring is provided with the side wall of endoporus；
When the sealing ring is in uncompressed state, the end face of sealing ring stretches out the end face of holding tank.
It is 2. according to claim 1 to insert water proof type radio frequency (RF) coaxial connector soon, it is characterised in that：The sealing ring is not in
During compressive state, the end face of sealing ring stretches out interior 0.1～0.15mm of hole end surface.
It is 3. according to claim 1 and 2 to insert water proof type radio frequency (RF) coaxial connector soon, it is characterised in that：The holding tank is leaned on
The side of nearly mating side is cone tank, and the width for accommodating trench bottom is more than its end face width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621208043.XU CN206135057U (en) | 2016-11-09 | 2016-11-09 | Insert waterproof type radio frequency coaxial connector soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621208043.XU CN206135057U (en) | 2016-11-09 | 2016-11-09 | Insert waterproof type radio frequency coaxial connector soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206135057U true CN206135057U (en) | 2017-04-26 |
Family
ID=58578312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621208043.XU Active CN206135057U (en) | 2016-11-09 | 2016-11-09 | Insert waterproof type radio frequency coaxial connector soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206135057U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109041463A (en) * | 2018-09-06 | 2018-12-18 | 上海傲蓝信息科技有限公司 | A kind of waterproof sealing structure design method of vehicle electronic device |
| CN109273911A (en) * | 2018-10-10 | 2019-01-25 | 嘉兴松州工业科技有限公司 | A kind of sealing structure of the hole N electric power connector |
-
2016
- 2016-11-09 CN CN201621208043.XU patent/CN206135057U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109041463A (en) * | 2018-09-06 | 2018-12-18 | 上海傲蓝信息科技有限公司 | A kind of waterproof sealing structure design method of vehicle electronic device |
| CN109041463B (en) * | 2018-09-06 | 2020-06-05 | 上海傲蓝信息科技有限公司 | Design method for waterproof sealing structure of vehicle-mounted electronic equipment |
| CN109273911A (en) * | 2018-10-10 | 2019-01-25 | 嘉兴松州工业科技有限公司 | A kind of sealing structure of the hole N electric power connector |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |