CN201498571U - Connector for millimeter-wave waveguide cable assembly - Google Patents
Connector for millimeter-wave waveguide cable assembly Download PDFInfo
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- CN201498571U CN201498571U CN2009200350353U CN200920035035U CN201498571U CN 201498571 U CN201498571 U CN 201498571U CN 2009200350353 U CN2009200350353 U CN 2009200350353U CN 200920035035 U CN200920035035 U CN 200920035035U CN 201498571 U CN201498571 U CN 201498571U
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- probe
- waveguide
- dielectric
- cable assembly
- cable
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Abstract
The utility model relates to a connector for a millimeter-wave waveguide cable assembly, which is characterized in that a probe consists of a probe front end and a probe back end, wherein the probe front end is of two sections of cylindrical bodies with unequal diameters, the diameter of the probe back end is equal to one thicker probe front end, and the center of one end of the probe back end is provided with a cylindrical hole, one end of the probe back end, which is connected with a cable is an elastic hole. The thinner probe front end penetrates through the opening of insulating medium, and is inserted in the cylindrical hole of the probe back end and is fixed through tin soldering, a waveguide pipe is provided with a downward groove from the position which is connected with the insulating medium, and a bush is embedded in the groove, and is fixed by connecting a nut and the waveguide pipe. As the probe is divided into two parts, the probe can not move to the right when the cable is stretched after being subjected to external forces and drive a cable core to deviate toward the right end, thereby keeping the distance between the end surface of the probe and the wall of a waveguide cavity unchangeable, guaranteeing the stable high-frequency performance of products, and assuring the normal use of products.
Description
Technical field
The utility model relates to a kind of connector of millimeter waveguide cable assembly, relates in particular to a kind of guide coaxial cable transducer of rock-steady structure.
Background technology
The guide coaxial cable transducer mainly is that two waveguide cable joints (being equivalent to the coaxial waveguide transducer) are coupled together with a soft radio frequency coaxial-cable, this product is mainly used in the microwave equipment in fields such as communication, ground satellite station, microwave measurement, have easy for installation, little, characteristics such as bending radius is little, through-put power is big, voltage standing wave ratio is little, loss is low take up room.
The waveguide cable joint of guide coaxial cable transducer can be divided into quadrature formula structure and termination formula structure by interface position, and wherein orthohormbic structure is meant that coaxial cable picks out from the wave guide wall of waveguide, conventional structure such as Fig. 2.
Fig. 1 is existing guide coaxial cable converter structure schematic diagram, size A is a waveguide lid 6 and the distance at coaxial center among the figure, size B is the distance of the end face and the waveguide cavity wall of probe 1, for the guide coaxial cable transducer, these two sizes are extremely important, the guide coaxial cable converter design is finished, part processing good after, the debugging of the high frequency performance of product is by adjusting this two sizes realizations.The size of covering 7 positions and probe 1 by the adjustment waveguide is adjusted size A and B, makes product high frequency performance the best, and fixedly waveguide lid 6 and probe 1 are determined these two sizes again.
The conventional products structure is: as shown in Figure 1, probe 1 adopts soldering to be connected with cable core 4, and dielectric 3 relies on step and the lining 7 before the waveguide 2 to be fixedly clamped.This structure is because simple, easy row is adopted by a lot of manufacturers.
But because size A, B be very big to the influence of properties of product, even these two sizes only change a bit, even have only 0.02mm, sizable variation will take place in the high frequency performance of product, especially to the millimeter wave guide coaxial cable transducer.For size A, the waveguide lid is in case fixing, and this size just can not change again; But for size B, because cable generally all is a flexible cable, it is subjected to external force or under different environments for use (moving as high temperature, battle array, impact), certain stretching can take place cable changes, drive cable core (4) to the right-hand member skew, thereby also can move right thereupon, size B is changed with probe that cable core welds together, big variation takes place in the high frequency performance that causes product, directly has influence on the normal use of product.
Summary of the invention
The technical problem that solves
For fear of the deficiencies in the prior art part, the utility model proposes a kind of millimeter waveguide cable assembly, can not cause when guaranteeing cable change that probe location changes, thereby the high frequency performance stability of product is improved.
Technical scheme
A kind of millimeter waveguide cable assembly comprises probe 1, waveguide 2, dielectric 3, waveguide lid 6, lining 7 and attaching nut 8; It is characterized in that: described probe 1 comprises probe front 1.1 and probe rear end 1.2, probe front 1.1 is two sections cylinders that diameter does not wait, the diameter of probe rear end 1.2 equals thick one section of probe front 1.1, wherein an end center is a cylindrical hole, and the end that probe rear end 1.2 is connected with cable is designed to springhole; One section perforate of passing dielectric 3 that probe front 1.1 is thin is inserted in the cylindrical hole of probe rear end 1.2 and soldering is fixed; Described waveguide 2 is inserted lining 2.2 at downward groove of the initial design in the position that is connected with dielectric 3 in the groove, attaching nut 8 is fixing with lining 2.2 with waveguide 2.1.
Described probe front 1.1 is 1: 0.5～1: 8 with the length ratio of probe rear end 1.2, and the diameter ratio is 1: 1.
The equal in length of described groove length and dielectric 3, the equal diameters of groove diameter and dielectric 3.
Described lining 2.2 is the metallic conduction material.
The length of described dielectric 3 is 10%～60% of probe length overall.
Described metallic conduction material is brass, stainless steel.
Beneficial effect
The millimeter waveguide cable assembly that the utility model proposes, by probe being changed into two body structures, dielectric is shortened, make one section perforate that probe can pass dielectric wherein, being fitted together the back soldering with another section probe fixes, make the distance at waveguide lid and coaxial center, the distance of the end face of probe and waveguide cavity wall remains unchanged.Especially be subjected to external force or under different environments for use (moving, impact) as high temperature, battle array, certain stretching can take place cable changes, driving cable core is offset to right-hand member, probe can not move right thereupon yet, thereby guaranteed that the end face of probe and the distance of waveguide cavity wall remain unchanged, the high frequency performance that has guaranteed product is stable, guarantees the normal use of product.
Description of drawings
Fig. 1: be existing guide coaxial cable converter structure schematic diagram
Fig. 2: be probe structure schematic diagram of the present utility model
Fig. 3: be the stable guide coaxial cable converter structure schematic diagram of probe structure of the present utility model
1-waveguide probe, 1.1-probe front, 1.2-probe rear end, 2-waveguide, 2.1-waveguide, 2.2-lining, 3-dielectric, 4-cable core, 5-coaxial cable, 6-waveguide lid, 7-lining, 8-nut.
Embodiment
Now in conjunction with the embodiments, accompanying drawing is further described the utility model:
Probe 1 and waveguide 2 are improved, can not drive probe 1 change in location when making cable change, size B just can not change so, and the high frequency performance stability of product is improved.
The concrete scheme of present embodiment is: as shown in Figure 2, change probe 1 into two body structures 1.1 and 1.2; Dielectric 3 is shortened, and the perforate that makes probe 1.1 can pass dielectric 3 is fitted together the back soldering with probe 1.2 and fixes.Probe 1.2 right-hand members are springholes, can be directly and cable core 4 plugs (just as the contact pin of connector and jack can be to slotting or extract).
Waveguide 2 is divided into two bodies: waveguide 2.1 and lining 2.2, as shown in Figure 3,2.2 and 2.1 can be tight with dielectric 3 clampings.Link together with waveguide 2.1 with attaching nut 8 at last, lining 2.2 is fixed.
Described probe front 1.1 is 1: 0.5 with the length ratio of probe rear end 1.2, and the diameter ratio is 1: 1.
The equal in length of described groove length and dielectric 3, the equal diameters of groove diameter and dielectric 3.
Described lining 2.2 is a metallic conduction material brass.
The length of described dielectric 3 is 30% of probe length overall.
By above connection, as shown in Figure 3, probe is tightly fixed, cable core 4 is undertaken being connected to inserting by the elastic hole of probe 1.2 with probe, even coaxial cable takes place to stretch owing to external environment changes like this, cable core also can't drive probe motion, and probe 1 end face and waveguide cavity wall just can not change apart from B like this, the high frequency performance of product is able to reliable and stable, has improved reliability of products and environment resistant.
Claims (6)
1. a millimeter waveguide cable assembly comprises probe (1), waveguide (2), dielectric (3), waveguide lid (6), lining (7) and attaching nut (8); It is characterized in that: described probe (1) comprises probe front (1-1) and probe rear end (1.2), probe front (1-1) is two sections cylinders that diameter does not wait, the diameter of probe rear end (1.2) equals thick one section of probe front (1-1), wherein an end center is a cylindrical hole, and the end that probe rear end (1.2) are connected with cable is designed to springhole; One section perforate of passing dielectric (3) that probe front (1.1) is thin is inserted the interior also soldering of cylindrical hole of probe rear end (1.2) and is fixed; Described waveguide (2) is inserted lining (2.2) at the downward groove of the initial design in position that is connected with dielectric (3) in the groove, attaching nut (8) is fixing with lining (2.2) with waveguide (2.1).
2. millimeter waveguide cable assembly according to claim 1 is characterized in that: described probe front (1.1) is 1: 0.5～1: 8 with the length ratio of probe rear end (1.2), and the diameter ratio is 1: 1.
3. millimeter waveguide cable assembly according to claim 1 is characterized in that: the equal in length of described groove length and dielectric (3), the equal diameters of groove diameter and dielectric (3).
4. millimeter waveguide cable assembly according to claim 1 is characterized in that: described lining (2.2) is the metallic conduction material.
5. millimeter waveguide cable assembly according to claim 1 is characterized in that: the length of described dielectric (3) is 10%～60% of probe length overall.
6. millimeter waveguide cable assembly according to claim 4 is characterized in that: described metallic conduction material is brass, stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200350353U CN201498571U (en) | 2009-10-14 | 2009-10-14 | Connector for millimeter-wave waveguide cable assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200350353U CN201498571U (en) | 2009-10-14 | 2009-10-14 | Connector for millimeter-wave waveguide cable assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201498571U true CN201498571U (en) | 2010-06-02 |
Family
ID=42441771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200350353U Expired - Fee Related CN201498571U (en) | 2009-10-14 | 2009-10-14 | Connector for millimeter-wave waveguide cable assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201498571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022612A (en) * | 2012-12-26 | 2013-04-03 | 中国航天时代电子公司 | Waveguide port radio frequency coaxial cable component |
-
2009
- 2009-10-14 CN CN2009200350353U patent/CN201498571U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022612A (en) * | 2012-12-26 | 2013-04-03 | 中国航天时代电子公司 | Waveguide port radio frequency coaxial cable component |
| CN103022612B (en) * | 2012-12-26 | 2016-01-13 | 中国航天时代电子公司 | A kind of waveguide port radio frequency coaxial cable component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20161014 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |