CN108923106A - A kind of heat radiating type attenuator - Google Patents
A kind of heat radiating type attenuator Download PDFInfo
- Publication number
- CN108923106A CN108923106A CN201810717499.6A CN201810717499A CN108923106A CN 108923106 A CN108923106 A CN 108923106A CN 201810717499 A CN201810717499 A CN 201810717499A CN 108923106 A CN108923106 A CN 108923106A
- Authority
- CN
- China
- Prior art keywords
- main body
- absorber
- transmission line
- velocity fluctuation
- heat radiating
- 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.)
- Pending
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Classifications
-
- 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
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/473—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing liquids
Abstract
The present invention provides a kind of heat radiating type attenuators, including main body；The intracorporal transmission line of master, absorber and the signal input head being electrically connected respectively with transmission line and signal export head are set, and signal input head and signal export head are separately positioned on the two sides of main body；Absorber intercouples with transmission line, is slidably arranged in main body；The water-cooled radiator in portion outside the main body is set, and water-cooled radiator includes the cooling water pipe for being wound around main body side, and one end of cooling water pipe connects water tank, and the other end connects water tank by velocity fluctuation pump；Regulating mechanism in main body is set, and regulating mechanism connects the adjustment portion of absorber and velocity fluctuation pump, for being adjusted in synchronism absorber along the revolving speed of transmission line radial motion and adjusting velocity fluctuation pump；The voltage controller power source in portion outside the main body is set, velocity fluctuation pump is connected；Including temperature sensor and comparison circuit.This heat radiating type attenuator, which can be stablized, to radiate, and extends the service life of attenuator.
Description
Technical field
The present invention relates to attenuator technical field more particularly to a kind of heat radiating type attenuators.
Background technique
Attenuator is a kind of electronic component for providing and decaying, and 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) improving impedance matching can be in this circuit and actual negative if certain circuit requirements have a more stable load impedance
It carries and is inserted into an attenuator between impedance, the variation of impedance can be buffered.
Attenuator is a kind of energy dissipation element, becomes heat after power consumption.At present when carrying out attenuator heat dissipation, one
As be to be radiated using specified radiating rate, can not radiate according to the actual situation, it is not steady enough to the heat dissipation of attenuator
It is fixed, it will affect the service life of attenuator.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of heat radiating type attenuator, can stablize carry out it is scattered
Heat extends the service life of attenuator.
The technical proposal of the invention is realized in this way：
A kind of heat radiating type attenuator, including main body；
Be arranged in the intracorporal transmission line of the master, absorber and the signal input head being electrically connected respectively with the transmission line and
Signal export head, the signal input head and the signal export head are separately positioned on the two sides of the main body；The absorber
It intercouples, is slidably arranged in the main body with the transmission line；
The water-cooled radiator of the body exterior is set, and the water-cooled radiator includes being wound around the main body side
One end of cooling water pipe, the cooling water pipe connects water tank, and the other end connects the water tank by velocity fluctuation pump；
Regulating mechanism on the body is set, and the regulating mechanism connects the absorber and the velocity fluctuation pump
Adjustment portion, for being adjusted in synchronism the absorber along the revolving speed of the transmission line radial motion and the adjusting velocity fluctuation pump；
The voltage controller power source of the body exterior is set, the velocity fluctuation pump is connected；Including temperature sensor and more electric
Road, temperature value and preset temperature numerical value of the comparison circuit for temperature sensor acquisition, adjusts the tune
The voltage of voltage source.
Preferably, the regulating mechanism includes the first driving section and the second driving section being fixedly connected, first transmission
Portion and the absorber constitute ball screw framework, rotate the regulating mechanism and drive the absorber radial along the transmission line
Movement；
Second driving section is gear-like, drives the adjustment portion of the velocity fluctuation pump to adjust the change by gear drive
The revolving speed of fast water pump.
Preferably, the comparison circuit adjusts the voltage of the voltage controller power source by thyristor voltage regulation mode.
Preferably, the cooling water pipe and the main body junction are provided with copper cooling fin, and the copper cooling fin is set
Multiple heat dissipation paths are equipped with, the heat dissipation pipe is wound around in the heat dissipation channel.
Heat radiating type attenuator proposed by the present invention, by being adjusted in synchronism the attenuation of microwave attenuator and the stream of velocity fluctuation pump
Speed can make to stablize the cooling of microwave attenuator with simultaneously match attenuation and cooling rate；It is adjusted simultaneously for velocity fluctuation pump setting
Voltage source carries out supplement adjusting according to revolving speed of the temperature to velocity fluctuation pump, so as to prolong so that the heat dissipation of attenuator is more stable
The service life of long attenuator.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the heat radiating type attenuator that the embodiment of the present invention proposes；
Fig. 2 is the cross-sectional view of the main body for the heat radiating type attenuator that the embodiment of the present invention proposes.
Specific embodiment
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 description, 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 depicted in figs. 1 and 2, the embodiment of the present invention proposes a kind of heat radiating type attenuator, including main body 1；
Transmission line 2, absorber 3 and the signal input being electrically connected respectively with the transmission line 2 being arranged in the main body 1
First 4 and signal export head 5, the signal input head 4 and the signal export head 5 are separately positioned on the two sides of the main body 1；Institute
It states absorber 3 to intercouple with the transmission line 2, be slidably arranged in the main body 1；
Water-cooled radiator 6 outside the main body 1 is set, and the water-cooled radiator 6 includes being wound around the main body week
The cooling water pipe 601 of side, one end of the cooling water pipe 601 connect water tank 602, and the other end connects institute by velocity fluctuation pump 603
State water tank；
Regulating mechanism 7 on the body is set, and the regulating mechanism 7 connects the absorber 3 and the speed change water
The adjustment portion of pump 603, for being adjusted in synchronism the absorber 3 along 2 radial motion of transmission line and adjusting the velocity fluctuation pump
603 revolving speed；
The voltage controller power source of the body exterior is set, the velocity fluctuation pump 603 is connected；Including temperature sensor and compare
Circuit, temperature value and preset temperature numerical value of the comparison circuit for temperature sensor acquisition, described in adjustment
The voltage of voltage controller power source.
As it can be seen that the embodiment of the present invention propose heat radiating type attenuator, by be adjusted in synchronism microwave attenuator attenuation and
The flow velocity of velocity fluctuation pump can make to stablize the cooling of microwave attenuator with simultaneously match attenuation and cooling rate；It is simultaneously change
Voltage controller power source is arranged in fast water pump, carries out supplement adjusting according to revolving speed of the temperature to velocity fluctuation pump, so as to so that attenuator dissipates
Heat is more stable, extends the service life of attenuator.
In a preferred embodiment of the invention, the regulating mechanism includes the first driving section and second being fixedly connected
Driving section, first driving section and the absorber constitute ball screw framework, rotate the regulating mechanism and drive the suction
Acceptor is along the transmission line radial motion；
Second driving section is gear-like, drives the adjustment portion of the velocity fluctuation pump to adjust the change by gear drive
The revolving speed of fast water pump.
In the present embodiment, regulating mechanism is for being adjusted synchronously the flow velocity of attenuation and water pump.Microwave attenuator
Attenuation is bigger, and generated heat is bigger, and the requirement to heat dissipation is higher.
For example, the attenuation of microwave attenuator is 40db, and the minimum flow rate of cooling water is 2m/min in water pump, when declining
When down-regulation is to 42db, it is necessary to improve the minimum flow rate of cooling water to meet cooling requirements.Therefore difference can be set to decline
It is reduced the revolving speed of corresponding minimum flow rate/velocity fluctuation pump, in rotation regulating mechanism, the first driving section drives absorber along transmission
The adjustment portion of line radial motion, the second driving section drive velocity fluctuation pump adjusts the revolving speed of the velocity fluctuation pump；First driving section and
The coaxial arrangement of second driving section, rotates synchronously, and adjusts so as to the synchronous matching for carrying out attenuation and heat dissipation.
In a preferred embodiment of the invention, comparison circuit adjusts the voltage controller power source by thyristor voltage regulation mode
Voltage.
In the application, the effect of comparison circuit is the temperature value for comparing preset temperature value and acquisition.For example, if in advance
If temperature is 35 degrees Celsius, when temperature sensor detects that temperature is 38 degrees Celsius, thyristor voltage regulation mode tune can be passed through
So that the revolving speed of velocity fluctuation pump be turned up, raising cools down high voltage.
Under normal circumstances, by simultaneously match attenuation and cooling rate, can make to stablize the cooling of microwave attenuator；
But when external temperature fluctuations, it will affect heat dissipation, pass through setting voltage controller power source in the application, can be supplemented in temperature fluctuation
Power reduces power, matches cooling velocity more with attenuation, guarantees the stable operation of attenuator.
In a preferred embodiment of the invention, the cooling water pipe and the main body junction are provided with copper heat dissipation
Piece, the copper cooling fin are provided with multiple heat dissipation paths, and the heat dissipation pipe is wound around in the heat dissipation channel.
In the present embodiment, copper cooling fin can keep heat dissipation rapider with the conduction of accelerated heat.By in cooling water pipe
Copper sheet is set with main body interconnecting piece, the heat dissipation of main body can be made rapider.
Heat radiating type attenuator proposed by the present invention, by being adjusted in synchronism the attenuation of microwave attenuator and the stream of velocity fluctuation pump
Speed can make to stablize the cooling of microwave attenuator with simultaneously match attenuation and cooling rate；It is adjusted simultaneously for velocity fluctuation pump setting
Voltage source carries out supplement adjusting according to revolving speed of the temperature to velocity fluctuation pump, so as to prolong so that the heat dissipation of attenuator is more stable
The service life of long attenuator.
In conclusion following effect at least may be implemented in the embodiment of the present invention：
It in embodiments of the present invention, can be with by being adjusted in synchronism the attenuation of microwave attenuator and the flow velocity of velocity fluctuation pump
Simultaneously match attenuation and cooling rate make to stablize the cooling of microwave attenuator；Voltage controller power source is set for velocity fluctuation pump simultaneously,
Supplement adjusting is carried out according to revolving speed of the temperature to velocity fluctuation pump, so as to which so that the heat dissipation of attenuator is more stable, extension decays
The service life of device.
Finally, it should be noted that：The foregoing is merely presently preferred embodiments of the present invention, is merely to illustrate skill of the 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 (4)
1. a kind of heat radiating type attenuator, which is characterized in that including main body；
The intracorporal transmission line of the master, absorber and the signal input head and signal being electrically connected respectively with the transmission line are set
Export head, the signal input head and the signal export head are separately positioned on the two sides of the main body；The absorber and institute
It states transmission line to intercouple, be slidably arranged in the main body；
The water-cooled radiator of the body exterior is set, and the water-cooled radiator includes the cooling for being wound around the main body side
One end of water pipe, the cooling water pipe connects water tank, and the other end connects the water tank by velocity fluctuation pump；
Regulating mechanism on the body is set, and the regulating mechanism connects the adjusting of the absorber and the velocity fluctuation pump
Portion, for being adjusted in synchronism the absorber along the revolving speed of the transmission line radial motion and the adjusting velocity fluctuation pump；
The voltage controller power source of the body exterior is set, the velocity fluctuation pump is connected；Including temperature sensor and comparison circuit, institute
Temperature value and preset temperature numerical value of the comparison circuit for temperature sensor acquisition are stated, the voltage controller power source is adjusted
Voltage.
2. heat radiating type attenuator as described in claim 1, which is characterized in that the regulating mechanism includes first be fixedly connected
Driving section and the second driving section, first driving section and the absorber constitute ball screw framework, rotate the adjusting machine
Structure drives the absorber along the transmission line radial motion；
Second driving section is gear-like, drives the adjustment portion of the velocity fluctuation pump to adjust the speed change water by gear drive
The revolving speed of pump.
3. heat radiating type attenuator as described in claim 1, which is characterized in that the comparison circuit passes through thyristor voltage regulation mode
Adjust the voltage of the voltage controller power source.
4. heat radiating type attenuator as described in any one of claims 1-3, which is characterized in that the cooling water pipe and the main body
Junction is provided with copper cooling fin, and the copper cooling fin is provided with multiple heat dissipation paths, and the heat dissipation pipe is wound around institute
It states in heat dissipation channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810717499.6A CN108923106A (en) | 2018-07-03 | 2018-07-03 | A kind of heat radiating type attenuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810717499.6A CN108923106A (en) | 2018-07-03 | 2018-07-03 | A kind of heat radiating type attenuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108923106A true CN108923106A (en) | 2018-11-30 |
Family
ID=64423466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810717499.6A Pending CN108923106A (en) | 2018-07-03 | 2018-07-03 | A kind of heat radiating type attenuator |
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| CN (1) | CN108923106A (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 (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202759000U (en) * | 2012-09-06 | 2013-02-27 | 深圳市禹龙通电子有限公司 | Continuously adjustable attenuator |
| CN103386171A (en) * | 2013-08-12 | 2013-11-13 | 南京大学 | Ultrasonic waveguide provided with cooling system |
| CN205611140U (en) * | 2016-04-19 | 2016-09-28 | 上海浪超电子电器有限公司太仓分公司 | Split water -cooling radiator |
| CN107448783A (en) * | 2017-08-17 | 2017-12-08 | 北京科迪盛业技术服务有限公司 | A kind of LED illumination device based on liquid-circulating heat radiation |
| US9960472B1 (en) * | 2016-05-30 | 2018-05-01 | Christos Tsironis | Programmable amplitude and phase controller |
-
2018
- 2018-07-03 CN CN201810717499.6A patent/CN108923106A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202759000U (en) * | 2012-09-06 | 2013-02-27 | 深圳市禹龙通电子有限公司 | Continuously adjustable attenuator |
| CN103386171A (en) * | 2013-08-12 | 2013-11-13 | 南京大学 | Ultrasonic waveguide provided with cooling system |
| CN205611140U (en) * | 2016-04-19 | 2016-09-28 | 上海浪超电子电器有限公司太仓分公司 | Split water -cooling radiator |
| US9960472B1 (en) * | 2016-05-30 | 2018-05-01 | Christos Tsironis | Programmable amplitude and phase controller |
| CN107448783A (en) * | 2017-08-17 | 2017-12-08 | 北京科迪盛业技术服务有限公司 | A kind of LED illumination device based on liquid-circulating heat radiation |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |