CN108767385A - A kind of water-proof type high power attenuator - Google Patents
A kind of water-proof type high power attenuator Download PDFInfo
- Publication number
- CN108767385A CN108767385A CN201811005470.1A CN201811005470A CN108767385A CN 108767385 A CN108767385 A CN 108767385A CN 201811005470 A CN201811005470 A CN 201811005470A CN 108767385 A CN108767385 A CN 108767385A
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- CN
- China
- Prior art keywords
- attenuator
- water
- shell
- groove
- high power
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/22—Attenuating devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/22—Attenuating devices
- H01P1/227—Strip line attenuators
Abstract
The present invention provides a kind of water-proof type high power attenuators, including cavity, input port and output port；Input port and output port are separately positioned on the both ends of cavity；At least two pieces of attenuators are provided in cavity, the attenuation of attenuator is incremented by along input port to output port direction；Micro-strip cascade is carried out by wiring board between attenuator；Input port connect attenuator with output port by wiring board；Input port is identical with output port structure, including shell and dielectric；The front end of shell is equipped with flange face, and flange face is equipped with outer water proof ring；It is equipped with jack in shell, dielectric is crimped between jack and shell, dielectric is crimped with shell, and the contact surface of dielectric and shell is provided at least twice groove, and inner waterproofing circle is equipped in groove；The width of inner waterproofing circle is more than the width of groove, and press ratio of the inner waterproofing circle in groove is 20%-35%.This water-proof type high power attenuator can reduce the risk that attenuator is burnt, and can increase debugging space.
Description
Technical field
The present invention relates to attenuator technical field more particularly to a kind of water-proof type high power attenuators.
Background technology
Attenuator is a kind of electronic component providing decaying, is widely used in electronic equipment, its main application
It is：(1) in adjustment circuit signal size；(2) in comparative method for measuring circuit, it can be used to the pad value of direct-reading tested network；
(3) improve impedance matching, if there are one certain circuit requirements when more stable load impedance, it can be in this circuit and actual negative
It is inserted into an attenuator between load impedance, the variation of impedance can be buffered.
Present high-power attenuator is difficult to 200W power, and is generally all decayed using level-one attenuator,
It is be easy to cause gathering for heat, eventually leads to burning for attenuator；And level-one attenuator can only be adjusted at the both ends of attenuator
Examination, debugging space are smaller.
Invention content
In view of this, the technical problem to be solved in the present invention is to provide a kind of water-proof type high power attenuator, can reduce
The risk that attenuator is burnt, and debugging space can be increased.
The technical proposal of the invention is realized in this way：
A kind of water-proof type high power attenuator, including cavity, input port and output port；
The input port and the output port are separately positioned on the both ends of the cavity；
It is provided at least two pieces of attenuators in the cavity, the attenuation of the attenuator is along input port to output port
Direction is incremented by；Micro-strip cascade is carried out by wiring board between the attenuator；
The input port connect the attenuator with the output port by the wiring board；
The input port is identical with the output port structure, including shell and dielectric；The front end of the shell
Equipped with flange face, the flange face is equipped with outer water proof ring；
It is equipped with jack in the shell, the dielectric is crimped between the jack and the shell, the insulation is situated between
Matter is crimped with the shell, and the contact surface of the dielectric and the shell is provided at least twice groove, in the groove
Equipped with inner waterproofing circle；
The width of the inner waterproofing circle is more than the width of the groove, press ratio of the inner waterproofing circle in the groove
For 20%-35%.
Preferably, the containment portion is connected with radiator, and the cavity is detachably connected on radiator by screw
Side, integrally formed with the cooling fin of several parallel arrangements, the cooling fin is equipped with to one for the other side of the radiator
The convection current air port of side protrusion.
Preferably, the wiring board is high-frequency microstrip wiring board.
Preferably, the flange face is equipped with mounting hole, and the side of the flange face and the outer water proof ring is provided with installation
Hole water proof ring, the mounting hole water proof ring diffraction is in the side of the mounting hole.
Preferably, the height of the mounting hole water proof ring is identical with the height of the outer water proof ring.
Preferably, the height of the inner waterproofing circle is slightly larger than the depth of the groove.
Water-proof type high power attenuator proposed by the present invention is provided at least two pieces of attenuators in cavity, can be by power
Decayed step by step, meets overall attenuation, while being attached by wiring board between attenuator, which adds debugging
Space can carry out multi-point debugging, avoid can only being debugged at attenuator both ends for level-one attenuator.
Description of the drawings
Fig. 1 is the structural schematic diagram for the water-proof type high power attenuator that the embodiment of the present invention proposes；
Fig. 2 is the partial sectional view of the input adapter for the water-proof type high power attenuator that the embodiment of the present invention proposes；
Fig. 3 is the front view of the flange face for the water-proof type high power attenuator that the embodiment of the present invention proposes.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs. 1-3, the embodiment of the present invention proposes a kind of water-proof type high power attenuator, including cavity 1, input terminal
Mouth 2 and output port 3；
The input port 2 and the output port 3 are separately positioned on the both ends of the cavity 1；
It is provided at least two pieces of attenuators 4 in the cavity 1, the attenuation of the attenuator 4 is along input port to output
Port direction is incremented by；Micro-strip cascade is carried out by wiring board 5 between the attenuator 4；
The input port 2 connect the attenuator with the output port 3 by the wiring board 5；
The input port 2 is identical with 3 structure of the output port, including shell 201 and dielectric 202；It is described outer
The front end of shell 201 is equipped with flange face 203, and the flange face 203 is equipped with outer water proof ring 204；
It is equipped with jack 205 in the shell 201, the dielectric is crimped between the jack 205 and the shell 201
202,202 matter of insulation Jie are crimped with the shell 201, and the dielectric 202 and the contact surface of the shell 202 are arranged
There is at least twice groove 206, inner waterproofing circle 207 is equipped in the groove 206；
The width of the inner waterproofing circle 207 is more than the width of the groove 206, and the inner waterproofing circle 207 is in the groove
Press ratio in 206 is 20%-35%.
As it can be seen that the water-proof type high power attenuator that the embodiment of the present invention proposes, is provided at least two pieces of attenuators in cavity,
Power can be decayed step by step, meets overall attenuation, while being attached by wiring board between attenuator, thus increase
The space for having added debugging, can carry out multi-point debugging, avoid can only being debugged at attenuator both ends for level-one attenuator.
In the present embodiment, at least two grooves are arranged by the contact surface in dielectric and shell, are arranged in a groove
Inner waterproofing circle, the width of inner waterproofing circle are more than the width of groove, and to be compressed in groove, dielectric is crimped with shell,
When having water into fashionable, inner waterproofing circle can prevent water from being penetrated into from the junction of dielectric and shell, to make water-proof type DINd type
Connector can be applied in outdoor environment.
In a preferred embodiment of the invention, the containment portion is connected with radiator, and the cavity passes through screw
Be detachably connected on the side of radiator, the other side of the radiator integrally formed with several parallel arrangements cooling fin,
The cooling fin is equipped with the convection current air port protruded to side.
Using the design that convection current air port is arranged on the cooling fin of radiator so that radiator is at work between cooling fin
Hot and cold air is more prone to generate convection current, improves radiating rate and effect.
In a preferred embodiment of the invention, the cooling fin is aluminum thermal fin.
Aluminum thermal fin heat conductivility is high, being capable of quick conductive.
In a preferred embodiment of the invention, the wiring board is high-frequency microstrip wiring board.
In a preferred embodiment of the invention, the flange face is equipped with mounting hole 208, the flange face with it is described outer
The side of water proof ring is provided with mounting hole water proof ring 209, week of 209 diffraction of mounting hole water proof ring in the mounting hole 208
Side.
In the present embodiment, after being installed by mounting hole due to flange face, water may be penetrated into from mounting hole, and flange face is set
The outer water proof ring set can not prevent water from entering from mounting hole, therefore can be in the flange face diffraction mounting hole that outer water proof ring is arranged
Water proof ring prevents water from being penetrated into from mounting hole
In a preferred embodiment of the invention, the height of the height of the mounting hole water proof ring and the outer water proof ring
It is identical.
The present embodiment, the height of mounting hole water proof ring is identical with the height of outer water proof ring, so as to so that inner waterproofing circle with
The press ratio of outer water proof ring is identical, reaches identical waterproof effect.
In a preferred embodiment of the invention, the height of the inner waterproofing circle is slightly larger than the depth of the groove.
In the present embodiment, the height of inner waterproofing circle is slightly larger than the depth of groove, and inner waterproofing circle can extend slightly from groove, with
Shell forms crimping, prevents water from being penetrated into from the contact surface of the two.Specifically, the height of inner waterproofing circle can be depth of groove
110%, it can ensure the press ratio of inner waterproofing circle in this way.
In this application, press ratio of the inner waterproofing circle in groove is 20%-35%, and on the one hand the press ratio can ensure
The waterproofing grade of connector can promote the waterproofing grade of connector to IP68 compared to existing IP65 grades；Meanwhile
Due to the excessively high service life that can influence inner waterproofing circle of press ratio, by the way that the press ratio of inner waterproofing circle to be arranged in the application
In 20%-35%, the waterproofing grade of connector is promoted to IP68, while ensureing the service life of inner waterproofing circle.The present invention carries
The water-proof type high power attenuator gone out is provided at least two pieces of attenuators in cavity, power can be decayed step by step, meets
Overall attenuation, while being attached by wiring board between attenuator, which adds the spaces of debugging, can carry out multiple spot
Debugging, avoids can only being debugged at attenuator both ends for level-one attenuator.
In conclusion following effect at least may be implemented in the embodiment of the present invention：
In embodiments of the present invention, it is provided at least two pieces of attenuators in cavity, power can be decayed step by step, it is full
Football Association's attenuation, while being attached by wiring board between attenuator, which adds the spaces of debugging, can carry out more
Point debugging, avoids can only being debugged at attenuator both ends for level-one attenuator.
In embodiments of the present invention, at least two grooves are arranged by the contact surface in dielectric and shell, in groove
Middle setting inner waterproofing circle, the width of inner waterproofing circle is more than the width of groove, to be compressed in groove, dielectric and shell
Crimping, when having water into fashionable, inner waterproofing circle can prevent water from being penetrated into from the junction of dielectric and shell, to make water-proof type
DINd type connector can be applied in outdoor environment.
Finally, it should be noted that：The foregoing is merely presently preferred embodiments of the present invention, is merely to illustrate the skill of the present invention
Art scheme, is not intended to limit the scope of the present invention.Any modification for being made all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., are included within the scope of protection of the present invention.
Claims (6)
1. a kind of water-proof type high power attenuator, which is characterized in that including cavity, input port and output port；
The input port and the output port are separately positioned on the both ends of the cavity；
It is provided at least two pieces of attenuators in the cavity, the attenuation of the attenuator is along input port to output port direction
It is incremented by；Micro-strip cascade is carried out by wiring board between the attenuator；
The input port connect the attenuator with the output port by the wiring board；
The input port is identical with the output port structure, including shell and dielectric；The front end of the shell is equipped with
Flange face, the flange face are equipped with outer water proof ring；
Be equipped with jack in the shell, be crimped with the dielectric between the jack and the shell, the dielectric with
The shell crimping, the contact surface of the dielectric and the shell are provided at least twice groove, are equipped in the groove
Inner waterproofing circle；
The width of the inner waterproofing circle is more than the width of the groove, and press ratio of the inner waterproofing circle in the groove is
20%-35%.
2. water-proof type high power attenuator as described in claim 1, which is characterized in that the containment portion is connected with heat dissipation
Device, the cavity are detachably connected on the side of radiator by screw, and the other side of the radiator is integrally formed with several
The cooling fin of parallel arrangement, the cooling fin are equipped with the convection current air port protruded to side.
3. water-proof type high power attenuator as described in claim 1, which is characterized in that the wiring board is high-frequency microstrip circuit
Plate.
4. water-proof type high power attenuator as described in claim 1, which is characterized in that the flange face is equipped with mounting hole, institute
The side for stating flange face and the outer water proof ring is provided with mounting hole water proof ring, and the mounting hole water proof ring diffraction is in the installation
The side in hole.
5. water-proof type high power attenuator as claimed in claim 4, which is characterized in that the height of the mounting hole water proof ring and
The height of the outer water proof ring is identical.
6. water-proof type high power attenuator as described in any one in claim 1-5, which is characterized in that the height of the inner waterproofing circle
Depth of the degree slightly larger than the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005470.1A CN108767385A (en) | 2018-08-30 | 2018-08-30 | A kind of water-proof type high power attenuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005470.1A CN108767385A (en) | 2018-08-30 | 2018-08-30 | A kind of water-proof type high power attenuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108767385A true CN108767385A (en) | 2018-11-06 |
Family
ID=63967867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811005470.1A Pending CN108767385A (en) | 2018-08-30 | 2018-08-30 | A kind of water-proof type high power attenuator |
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| Country | Link |
|---|---|
| CN (1) | CN108767385A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224211A (en) * | 2019-06-06 | 2019-09-10 | 四川省天亚通科技有限公司 | A kind of high-power coaxial attenuator with water-cooling function |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203574081U (en) * | 2013-07-15 | 2014-04-30 | 深圳市鑫达通信材料有限公司 | Dedicated high-power attenuator for 4G communication system |
| CN206293593U (en) * | 2016-12-10 | 2017-06-30 | 上海华湘计算机通讯工程有限公司 | A kind of 250W power 18GHz fixed attenuators |
| CN206388829U (en) * | 2016-12-10 | 2017-08-08 | 上海华湘计算机通讯工程有限公司 | A kind of 30 watts of power 40GHz millimeter wave fixed attenuators |
-
2018
- 2018-08-30 CN CN201811005470.1A patent/CN108767385A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203574081U (en) * | 2013-07-15 | 2014-04-30 | 深圳市鑫达通信材料有限公司 | Dedicated high-power attenuator for 4G communication system |
| CN206293593U (en) * | 2016-12-10 | 2017-06-30 | 上海华湘计算机通讯工程有限公司 | A kind of 250W power 18GHz fixed attenuators |
| CN206388829U (en) * | 2016-12-10 | 2017-08-08 | 上海华湘计算机通讯工程有限公司 | A kind of 30 watts of power 40GHz millimeter wave fixed attenuators |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224211A (en) * | 2019-06-06 | 2019-09-10 | 四川省天亚通科技有限公司 | A kind of high-power coaxial attenuator with water-cooling function |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181106 |
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| RJ01 | Rejection of invention patent application after publication |