CN108598639A - A kind of low intermodulation attenuator - Google Patents
A kind of low intermodulation attenuator Download PDFInfo
- Publication number
- CN108598639A CN108598639A CN201810870425.6A CN201810870425A CN108598639A CN 108598639 A CN108598639 A CN 108598639A CN 201810870425 A CN201810870425 A CN 201810870425A CN 108598639 A CN108598639 A CN 108598639A
- Authority
- CN
- China
- Prior art keywords
- protective shell
- low intermodulation
- intermodulation attenuator
- bottom plate
- input adapter
- 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.)
- Withdrawn
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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
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/30—Auxiliary devices for compensation of, or protection against, temperature or moisture effects ; for improving power handling capability
Abstract
The present invention provides a kind of low intermodulation attenuators; including protective shell, input adapter, out splice going splice, retainer plate, bottom plate and fixed screw; input adapter is arranged in the upper end of protective shell; and input adapter is flexibly connected with protective shell, out splice going splice is arranged below the front of protective shell, and out splice going splice is flexibly connected with protective shell; retainer plate is arranged in the lower section of input adapter; and retainer plate is fixedly connected with input adapter, bottom plate is arranged in the left side of protective shell, and bottom plate is fixedly connected with protective shell.The pad value for being provided with this kind of low intermodulation attenuator sets up separately and is set to three, five, six, eight, ten, 15,20 and 30 DB, and attenuation accuracy is 30 DB, and error is in positive negative one DB, by in the positive negative one DB of error, so that low intermodulation attenuator carries out the more accurate of decaying work, avoids low intermodulation attenuator because error is excessive, cause equipment damage, suitable for the production and use of electronic component, there is good development prospect.
Description
Technical field
The present invention relates to electronics member device technical field, specially a kind of attenuators.
Background technology
Electronic component is the component part of electronic component and electric small-sized machine, instrument, itself is often by several parts
It constitutes, it can be general in similar product；Often refer to electric appliance, radio, the industry such as instrument certain parts, as capacitance, transistor,
The general name of the sub- device such as balance spring, clockwork spring.
For existing attenuator when carrying out attenuation, error is larger, and the equipment for resulting in the need for attenuation is easy to be damaged,
And existing attenuator climate is different with the temperature difference of region, leads to the limited temperature difference shadow with region and weather of existing attenuator
It rings, can not normally work so that existing attenuator can not be widely used and approval in the market.
Invention content
The purpose of the present invention is intended to solve the technical problem that error is big and usage range is small, provides a kind of low intermodulation and declines
Subtract device, the normal work adaptive temperature being arranged by the low intermodulation attenuator of setting in the device is minus 30 degrees Celsius to 60
Degree Celsius, can be practically applicable to different regions and weather has wide applicability, mentioned above in the background art to solve
When existing attenuator carries out attenuation, the temperature difference of the larger climate of error and region is different, cause existing attenuator by
Limit is influenced with the temperature difference of region and weather, the problem of.
To achieve the above object, the present invention provides the following technical solutions：A kind of low intermodulation attenuator, including it is protective shell, defeated
Enter connector, out splice going splice, retainer plate, bottom plate and fixed screw, the input adapter is arranged in the upper end of protective shell, and inputs
Connector is flexibly connected with protective shell, and the out splice going splice is arranged below the front of protective shell, and out splice going splice is lived with protective shell
Dynamic connection, the retainer plate is arranged in the lower section of input adapter, and retainer plate is fixedly connected with input adapter, and the bottom plate is set
It sets in the left side of protective shell, and bottom plate is fixedly connected with protective shell, the fixed screw is arranged at the edge of bottom plate, and fixed
Screw is rotatably connected with bottom plate, and further controls bottom plate, and heat sink, the heat dissipation are fixedly connected on the right side of the protective shell
Cooling fin is provided on the right side of plate, the front rotating middle part of the protective shell is connected with adjustable column, and the inside of the protective shell is set
It is equipped with fixing sleeve, the edge of the fixing sleeve is through there is resisting force column, and the adjustable column runs through the middle part of fixing sleeve, and adjustable column is logical
Rotation is crossed to contact with resisting force column.
Preferably, the frequency range of described this kind low intermodulation attenuator is set as 698 to 2,700 megahertzs.
Preferably, the input power of described this kind low intermodulation attenuator is set as a hectowatt.
Preferably, the pad value of described this kind low intermodulation attenuator, which sets up separately, is set to three, five, six, eight, ten, 15,20 and
30 DB, and attenuation accuracy is 30 DB, and error is in positive negative one DB.
Preferably, it is 50 Europe that described this kind low intermodulation attenuator, which is set as normal impedance,.
Preferably, the normal work adaptive temperature of described this kind low intermodulation attenuator setting is minus 30 degrees Celsius to 60
Degree Celsius.
The purpose of the present invention is intended to solve the technical problem that error is big and usage range is small, is to provide a kind of low mutual
Controlled attenuator is set as 698 to 2,000 in the device by being provided with the frequency range of this kind of low intermodulation attenuator
700 megahertzs so that the use scope of this kind of low intermodulation attenuator increases, to make the same attenuator disclosure satisfy that work people
The use of member needs, and the input power for being provided with this kind of low intermodulation attenuator is set as a hectowatt, is set as by input power
One hectowatt can avoid low intermodulation attenuator from being filled with the inside of protective shell 1 by more high power, and low intermodulation attenuator is caused to be damaged
Bad, the pad value for being provided with this kind of low intermodulation attenuator sets up separately and is set to three, five, six, eight, ten, 15,20 and 30 DB, and
Attenuation accuracy is 30 DB, and error is in positive negative one DB, by the positive negative one DB of error so that low intermodulation attenuator declines
Subtract the more accurate of work, avoids low intermodulation attenuator because error is excessive, cause, by equipment damage, to be provided with this kind of low intermodulation and decline
It is 50 Europe to subtract device to be set as normal impedance, is 50 Europe by normal impedance, low intermodulation attenuator can be made to adapt to resistance more
Strong equipment, to reach the increased effect of the scope of application, the normal work for being provided with this kind of low intermodulation attenuator setting adapts to
Temperature is minus 30 degrees Celsius to 60 degrees Celsius, is minus 30 degrees Celsius to 60 by being set as normal work adaptive temperature
Degree Celsius, low intermodulation attenuator can be made to be applicable in the larger environment of the temperature difference, to make low intermodulation attenuator be not intended to be limited to region
The influence of climatic environment causes the usage range of low intermodulation attenuator to reduce, and has wide applicability.
Description of the drawings
Fig. 1 is the protective shell partial plan layout of the present invention；
Fig. 2 is the bottom plate partial plan layout of the present invention；
Fig. 3 is partial plan layout inside the protective shell of the present invention.
In figure：1, protective shell, 2, heat sink, 3, input adapter, 4, cooling fin, 5, out splice going splice, 6, retainer plate, 7, adjust
Column, 8, bottom plate, 9, fixed screw, 10, fixing sleeve, 11, resisting force column.
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 it is all its
His embodiment, shall fall within the protection scope of the present invention.
Protective shell 1, heat sink 2, input adapter 3, cooling fin 4, out splice going splice 5, retainer plate 6, the tune used in the present invention
Segmented column 7, bottom plate 8, fixed screw 9, fixing sleeve 10 and resisting force column 11 can be as obtained by being bought market or individual is customized.
It please refers to Fig.1 to 3, the present invention provides a kind of technical solution：A kind of low intermodulation attenuator, including protective shell 1, dissipate
Hot plate 2, input adapter 3, cooling fin 4, out splice going splice 5, retainer plate 6, adjustable column 7, bottom plate 8, fixed screw 9,10 and of fixing sleeve
Resisting force column 11, input adapter 3 is arranged in the upper end of protective shell 1, and input adapter 3 is flexibly connected with protective shell 1, out splice going splice 5
It is arranged below the front of protective shell 1, and out splice going splice 5 is flexibly connected with protective shell 1, retainer plate 6 is arranged in input adapter 3
Lower section, and retainer plate 6 is fixedly connected with input adapter 3, and bottom plate 8 is arranged in the left side of protective shell 1, and bottom plate 8 and protective shell 1
It is fixedly connected, fixed screw 9 is arranged at the edge of bottom plate 8, and fixed screw 9 is rotatably connected with bottom plate 8, and further controls bottom
Plate 8, the right side of protective shell 1 are fixedly connected with heat sink 2, and the right side of heat sink 2 is provided with cooling fin 4, in the front of protective shell 1
Portion's rotatable connection has adjustable column 7, protective shell 1 to be internally provided with fixing sleeve 10, and the edge of fixing sleeve 10, which runs through, resisting force column 11,
Adjustable column 7 runs through the middle part of fixing sleeve 10, and adjustable column 7 is contacted by rotating with resisting force column 11, is provided with this kind of low intermodulation and is declined
The frequency range for subtracting device is set as 698 to 2,700 megahertzs so that the use scope of this kind of low intermodulation attenuator increases
Add, to make the same attenuator disclosure satisfy that the use needs of staff, is provided with the input of this kind of low intermodulation attenuator
Power setting is a hectowatt, is set as a hectowatt by input power, low intermodulation attenuator can be avoided to be filled with by more high power
The inside of protective shell 1 causes low intermodulation attenuator to be damaged, and the pad value for being provided with this kind of low intermodulation attenuator sets up separately and is set to
Three, five, six, eight, ten, 15,20 and 30 DB, and attenuation accuracy is 30 DB, and error passes through mistake in positive negative one DB
In poor positive negative one DB so that low intermodulation attenuator carries out the more accurate of decaying work, avoids low intermodulation attenuator because of error mistake
Greatly, cause equipment damage, it is 50 Europe to be provided with this kind of low intermodulation attenuator and be set as normal impedance, is by normal impedance
50 Europe can make low intermodulation attenuator adapt to the stronger equipment of resistance and are provided with to reach the increased effect of the scope of application
The normal work adaptive temperature of this kind of low intermodulation attenuator setting is minus 30 degrees Celsius to 60 degrees Celsius, by being set as just
Normal work accommodation temperature is minus 30 degrees Celsius to 60 degrees Celsius, and low intermodulation attenuator can be made to be applicable in the larger ring of the temperature difference
Border leads to the usage range of low intermodulation attenuator to make low intermodulation attenuator be not intended to be limited to the influence of regional climate environment
It reduces.
When using a kind of low intermodulation attenuator of the invention, this kind of low intermodulation attenuator is passed through into 3 He of input adapter first
Out splice going splice 5 is attached with the equipment of attenuation function is needed, when electric current enters by input adapter 3 inside of protective shell 1
When, and electric current can be decayed by resisting force column 11, and voltage is made to reduce, and low intermodulation attenuator is carrying out evanescent voltage generation
Temperature, can be exported by heat sink 2, and heat sink 2 is cooled down by cooling fin 4, is declined when staff needs to adjust
When depreciation, staff is needed to rotate clockwise adjustable column 7, and adjustable column 7 can increase with the contact surface of resisting force column 11, reach work
Make personnel and needs the pad value adjusted.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of low intermodulation attenuator, including protective shell（1）, input adapter（3）, out splice going splice（5）, retainer plate（6）, bottom plate
（8）And fixed screw（9）, the input adapter（3）It is arranged in protective shell（1）Upper end, and input adapter（3）With protective shell
（1）Flexible connection, the out splice going splice（5）It is arranged in protective shell（1）Front lower section, and out splice going splice（5）With protective shell（1）
Flexible connection, the retainer plate（6）It is arranged in input adapter（3）Lower section, and retainer plate（6）With input adapter（3）It is fixed to connect
It connects, the bottom plate（8）It is arranged in protective shell（1）Left side, and bottom plate（8）With protective shell（1）It is fixedly connected, the fixed screw
（9）It is arranged in bottom plate（8）Edge, and fixed screw（9）With bottom plate（8）Rotatable connection, and further control bottom plate（8）,
It is characterized in that：The protective shell（1）Right side be fixedly connected with heat sink（2）, the heat sink（2）Right side be provided with heat dissipation
Piece（4）, the protective shell（1）Front rotating middle part be connected with adjustable column（7）, the protective shell（1）Be internally provided with it is solid
Fixed set（10）, the fixing sleeve（10）Edge through there is resisting force column（11）, the adjustable column（7）Through fixing sleeve（10）In
Portion, and adjustable column（7）Pass through rotation and resisting force column（11）Contact.
2. a kind of low intermodulation attenuator according to claim 1, it is characterised in that：The frequency of this kind of low intermodulation attenuator
Rate range is set as 698 to 2,700 megahertzs.
3. a kind of low intermodulation attenuator according to claim 1, it is characterised in that：This kind of low intermodulation attenuator it is defeated
It is a hectowatt to enter power setting.
4. a kind of low intermodulation attenuator according to claim 1, it is characterised in that：This kind of low intermodulation attenuator declines
Depreciation, which sets up separately, is set to three, five, six, eight, ten, 15,20 and 30 DB, and attenuation accuracy is 30 DB, and error is positive and negative
In one DB.
5. a kind of low intermodulation attenuator according to claim 1, it is characterised in that：This kind of low intermodulation attenuator setting
It is 50 Europe for normal impedance.
6. a kind of low intermodulation attenuator according to claim 1, it is characterised in that：This kind of low intermodulation attenuator setting
Normal work adaptive temperature be minus 30 degrees Celsius to 60 degrees Celsius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810870425.6A CN108598639A (en) | 2018-08-02 | 2018-08-02 | A kind of low intermodulation attenuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810870425.6A CN108598639A (en) | 2018-08-02 | 2018-08-02 | A kind of low intermodulation attenuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108598639A true CN108598639A (en) | 2018-09-28 |
Family
ID=63619098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810870425.6A Withdrawn CN108598639A (en) | 2018-08-02 | 2018-08-02 | A kind of low intermodulation attenuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108598639A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934074A (en) * | 2020-07-23 | 2020-11-13 | 南京航空航天大学 | Broadband liquid attenuator for high-power microwave measurement |
-
2018
- 2018-08-02 CN CN201810870425.6A patent/CN108598639A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934074A (en) * | 2020-07-23 | 2020-11-13 | 南京航空航天大学 | Broadband liquid attenuator for high-power microwave measurement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180928 |
|
| WW01 | Invention patent application withdrawn after publication |