CN110277622A - Four road power splitters - Google Patents
Four road power splitters Download PDFInfo
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- CN110277622A CN110277622A CN201910532614.7A CN201910532614A CN110277622A CN 110277622 A CN110277622 A CN 110277622A CN 201910532614 A CN201910532614 A CN 201910532614A CN 110277622 A CN110277622 A CN 110277622A
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- Prior art keywords
- inductance
- pin
- pedestal
- bottom board
- signal
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- 239000000919 ceramic Substances 0.000 claims abstract description 66
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000002955 isolation Methods 0.000 claims abstract description 43
- 239000003990 capacitor Substances 0.000 claims abstract description 21
- 230000005293 ferrimagnetic effect Effects 0.000 claims description 15
- 239000003822 epoxy resin Substances 0.000 claims description 13
- 229920000647 polyepoxide Polymers 0.000 claims description 13
- 229910000859 α-Fe Inorganic materials 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 9
- 230000005291 magnetic effect Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000003780 insertion Methods 0.000 abstract description 9
- 230000037431 insertion Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000035939 shock Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003447 ipsilateral effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
Landscapes
- Power Conversion In General (AREA)
Abstract
The present invention provides a kind of four road power splitters, including pedestal, ceramic bottom board and casing, pedestal is equipped with eight pins, three pin ground connection, and a pin is signal input part, other pins are signal output end, and ceramic bottom board is equipped with signal conveyor module；Signal conveyor module includes the first inductance being connected with signal input part, will divide the second inductance and third inductance for four by the input signal one of the first inductance, two output ends of the second inductance and third inductance are equipped with isolation resistance, and the output of the first inductance is terminated with capacitor.It is connected by the first inductance of setting with signal input part, and input signal is uniformly divided into four tunnels by the second inductance and two third inductance, and second the output ends of inductance and two third inductance be equipped with isolation resistance, so that the output signal on each road is not interfere with each other, and make capacity earth, three pin ground connection, advantageously reduce the length in circuit, so that power splitter has the performance of preferable phase balance and low insertion loss.
Description
Technical field
The present invention relates to a kind of technical fields of power splitter, especially provide a kind of four road power splitters.
Background technique
Power divider (abbreviation power splitter) is a kind of important microwave passive component, be it is a kind of will input signal energy all the way
Amount is divided into the device of two-way or the equal or unequal energy of multiple-channel output.Wherein, four road power splitters are the input works so that all the way
The signal of point device is divided into the output of four tunnels, and the insertion loss of current four roads function power splitter is quite high and the signal of multiple-channel output one
Cause property is poor, is unable to satisfy the needs of some special applications (such as under military project application, adverse circumstances).
Summary of the invention
The object of the invention is that providing a kind of four road power splitters, it is intended to solve four road in the prior art power splitter insertion damage
The consistent poor technical problem of the phase of consumption height and multipath output signals.
To achieve the above object, the technical solution adopted by the present invention is that: provide a kind of four road power splitters, including pedestal,
Ceramic bottom board on the pedestal and the casing being covered on the ceramic bottom board, the pedestal are equipped with eight and draw
Foot, the ceramic bottom board are equipped with the electrode slice and several connecting lines being electrically connected with each pin, in eight pins:
First pin, third pin, the 4th pin are grounded, the signal input part of tetra- road power splitter of second pin Wei Gai, the 5th pin,
Four signal output ends of the 6th pin, tetra- road power splitter of the 7th pin and the 8th pin Wei Gai are also set on the ceramic bottom board
There is the input signal for inputting a signal into end to divide equally to the signal conveyor module of four signal output ends；
The signal conveyor module include with the first inductance of the second pin being connected, be serially connected with first inductance
Output end and by the second inductance being divided into two by the input signal of first inductance and respectively with second electricity
Two output ends of sense are connected and the output signal of two output ends are carried out two third inductance respectively respectively, each described
Two output ends of third inductance are connected with two signal output ends respectively, set between two output ends of second inductance
There is the first isolation resistance, the second isolation resistance is additionally provided between two output ends of each third inductance, first inductance
Output end has also been electrically connected with the capacitor of bypass effect.
Further, first inductance includes the first ferrite core and is wound in the first ferrimagnetic heart with determination
First twisted wire of line capacitance amount；Second inductance include the second ferrite core and be wound in the second ferrimagnetic heart with
Determine the second twisted wire of line capacitance amount；The third inductance includes third ferrite core and is wound in the third ferrimagnetic
The heart is to determine the third twisted wire of line capacitance amount.
Further, the exit of first inductance, the exit of second inductance and the third inductance draw
The mode that electronic spot-welding is respectively adopted in outlet is fixed on the ceramic bottom board.
Further, first pin, second pin, third pin and the 4th pin are set to the side of the pedestal,
And successively it is arranged at equal intervals along the length direction of the pedestal；5th pin, the 6th pin, the 7th pin and the 8th draw
Foot is successively equidistantly set to the other side of the pedestal.
Further, each pin includes first section for being arranged in parallel in the pedestal end face, along described first section
Extend downwardly second section of short transverse of one end towards the pedestal far from the pedestal and along described second section
Free end is parallel to described first section and the third bent away from the side of the pedestal is cut, and the third, which is cut, stretches out the bottom
Seat, described first section is connected to the electrode slice corresponding on the ceramic bottom board.
Further, each first section of free end is equipped with interconnecting piece, institute towards the bending of the direction of the ceramic bottom board
Interconnecting piece is stated to stretch out the pedestal and fit in the bottom end of the corresponding electrode slice.
Further, first isolation resistance and two second isolation resistances are directly molded on the ceramic bottom respectively
On plate, each second isolation resistance is located at the side of the corresponding electrode slice of the signal output end.
Further, first inductance, the second inductance and third inductance are isolated with first isolation resistance and second
Resistance is set to one side of the ceramic bottom board towards the casing, and the capacitor is set to the another side of the ceramic bottom board, described
The position that pedestal corresponds to the capacitor offers fluting.
Further, four road power splitter further includes covering first inductance, the second inductance, third inductance and covers
Cover the exit of first inductance, the exit of the second inductance, the exit of third inductance and the ceramic bottom board junction
Epoxy resin protect structure.
Beneficial effects of the present invention: compared with prior art, four road power splitters of the invention, by setting the first inductance with
Signal input part is connected, and input signal is uniformly divided into four tunnels, and the second inductance and two by the second inductance and two third inductance
The output end of a third inductance is equipped with isolation resistance, so that each road output signal is not interfere with each other, and makes capacity earth,
Three pin ground connection, advantageously reduce the length in circuit, so that power splitter has preferable phase balance and is inserted into
The performance of loss.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram of four road provided in an embodiment of the present invention power splitter；
Fig. 2 is the overlooking structure diagram of four road provided in an embodiment of the present invention power splitter；
Fig. 3 is the schematic view of the front view of four road provided in an embodiment of the present invention power splitter；
Fig. 4 is the structural schematic diagram of casing provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of pedestal provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of ceramic bottom board provided in an embodiment of the present invention；
Fig. 7 is the electrical block diagram of signal conveyor module provided in an embodiment of the present invention.
Wherein, each attached drawing main mark in figure:
Tetra- road power splitter of 100-；
1- pedestal；10- pin；11- fluting；The first pin of 101-；102- second pin；103- third pin；104-
Four pins；The 5th pin of 105-；The 6th pin of 106-；The 7th pin of 107-；The 8th pin of 108-；1001- first is cut；1002-
Second section；1003- third is cut；1004- interconnecting piece；
2- ceramic bottom board；21- electrode slice；22- through-hole；211- first electrode sheet；212- second electrode sheet；213- third electricity
Pole piece；The 4th electrode slice of 214-；The 5th electrode slice of 215-；The 6th electrode slice of 216-；The 7th electrode slice of 217-；The 8th electrode of 218-
Piece；
3- casing.
4- signal conveyor module；The first inductance of 41-；The second inductance of 42-；43- third inductance；The first isolation resistance of 44-；
The second isolation resistance of 45-；46- capacitor.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside two elements.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
Also referring to Fig. 1 to Fig. 7, now four road provided by the invention power splitter 100 is illustrated.Four Lu Gong
Dividing device 1001 includes pedestal 1, ceramic bottom board 2 and casing 3, and ceramic bottom board 2 is arranged on pedestal 1, and casing 3 covers on pedestal 1,
The closed space that is just formed of pedestal 1 and casing 3 in this way, so as to protect ceramic bottom board 2 and be arranged in ceramic bottom board 2 its
His components.Pedestal 1 is equipped with eight pins 10, ceramic bottom board 2 be equipped with the electrode slice 21 that is electrically connected with each pin 10 and
Several connecting line (not shown), in eight pins 10: the first pin 101, third pin 103, the 4th pin 104 are grounded, and
The signal input part of two pins, 102 Wei Gai, tetra- road power splitter 100, the 5th pin 105, the 6th pin 106, the 7th pin 107 and
Four signal output ends of 108 Wei Gai of the 8th pin, tetra- road power splitter 100 are additionally provided with signal conveyor module 4 on ceramic bottom board 2,
The signal conveyor module 4 can input a signal into the input signal at end by dividing equally all the way to four signal output ends, i.e., drawn by second
The defeated signal of foot 102 is evenly distributed to four pins 10 by signal conveyor module 4 and is exported.
Wherein signal conveyor module 4 include the first inductance 41, the second inductance 42, third inductance 43, the first isolation resistance 44,
Second isolation resistance 45 and capacitor 46.First inductance 41 is connected by connecting line and second pin 102, and the second inductance 42 string
It is connected to the output end of the first inductance 41, wherein there are two input terminal and two output ends for second inductance 42 tool, and two defeated
Enter end and two output ends be all it is symmetrically arranged, can be by will be divided by the input signal one of the first inductance 41 in this way
Two, and between two output ends of the second inductance 42 be equipped with the first isolation resistance 44, due to the first isolation resistance 44 resistance value very
Height, and it is more faint by the signal between the first inductance 41 and the second inductance 42, and such first isolation resistance 44 can incite somebody to action
Signal between second output end of inductance 42 two is spaced from each other, and any output end of the second inductance 42 and 43 phase of third inductance
Even, wherein the output signal of any output end of the second inductance 42 can be divided into two by each third inductance 43, i.e., signal passes through
Crossing the first inductance 41, the second inductance 42 and two third inductance 43 to divide input signal one is four, each third inductance 43
Two output ends are connected with corresponding two signal output end respectively, and be additionally provided between two output ends of each third inductance 43 second every
From resistance 45, since the resistance value of the second isolation resistance 45 is very high, and pass through 41 second inductance 42 of the first inductance and third inductance 43
Input signal afterwards is more faint, and such second isolation resistance 45 can signal phase between 43 two output ends of third inductance
It mutually separates, and second resistance can also eliminate the pressure difference of 43 two output points of third inductance, so that third inductance 43 two
The signal of output end is consistent, and the output end of the first inductance 41 has also been electrically connected with the capacitor 46 of bypass effect, i.e. capacitor 46
One end ground connection, the other end are connected with the output end of the first inductance 41.
Four road provided by the invention power splitter 100, such structure compared with prior art, by the first inductance of setting 41 with
As signal input part second pin 102 be connected, and the second inductance 42 and two third inductance 43 by input signal by all the way
Uniformly it is divided into four tunnels, and the output end of the second inductance 42 and two third inductance 43 is equipped with isolation resistance, so that each road
Output signal do not interfere with each other, and capacitor 46 is grounded, three pins 10 are grounded, advantageously reduce the length in circuit, thus
So that the four roads power splitter 100 has the performance of preferable phase balance and low insertion loss.
Further, a kind of specific implementation also referring to Fig. 1 to Fig. 3, as four road provided by the invention power splitter
Mode, the first inductance 41 include the first ferrite core (not shown) and are wrapped in the first ferrimagnetic in the heart to determine line capacitance
First twisted wire (not shown) of amount, the second inductance 42 include the second ferrite core (not shown) and are wrapped in the second ferrimagnetic heart
On to determine the second twisted wire (not shown) of line capacitance amount, third inductance 43 includes third ferrite core (not shown) and twines
Third ferrimagnetic is wound in the heart to determine the third twisted wire (not shown) of line capacitance amount.That is, in the present embodiment
Each inductance is made of ferrite core and twisted wire, and wherein twisted wire is wrapped the ferrimagnetic heart, so as to what is wound by twisted wire
Quantity determines line capacitance amount, and then can determine the capacitance of the inductance, reduces the error of device inside parameter.Use iron oxygen
Magnetic core adds outer twisted wire production inductance that can reduce the insertion in the power splitter in this way since the ferrimagnetic heart is low-loss material
Loss.Preferably, the exit of the exit of the first inductance 41, the exit of the second inductance 42 and third inductance 43 is all made of electricity
The mode of sub- spot welding is fixed on ceramic bottom board 2, it is possible to reduce the line capacitance amount between each inductance and ceramic bottom board 2, thus
It can preferably determine the capacitance used, reduce element internal error and assemble the influence in manufacturing process to device, more
Good reaches theoretical design requirements, thus reach low insertion loss, excellent phase balance, the requirement of high-isolation.
In the present embodiment, due to the second inductance 42 and third inductance 43 be all there are two output end and input terminal, this
Sample uses the ferrimagnetic heart as magnetic core, and the length by winding twisted wire can determine the capacitance of the ferrimagnetic heart two sides, thus
Guarantee the inductance ferrimagnetic heart be it is symmetrically arranged, in order to reduce the voltage difference at the inductance both ends cause isolation resistance work and
Caused loss can preferably determine the capacitance used, reduce member that is, by making the ferrimagnetic heart and twisted wire make inductance
Influence in part internal error and assembling manufacturing process to device, preferably reaches theoretical design requirements, to reach undershoot
Enter loss, excellent phase balance, the requirement of high-isolation.
Further, a kind of specific implementation also referring to Fig. 1 to Fig. 5, as four road provided by the invention power splitter
Mode, the first pin 101, second pin 102, third pin 103 and the 4th pin 104 are set to the side of pedestal 1, and the bottom of along
The length direction of seat 1 is successively spaced setting；Accordingly, the 5th pin 105, the 6th pin 106, the 7th pin 107 and the 8th draw
Foot 108 is successively equidistantly set to the other side of pedestal 1.That is the two sides that eight pins 10 are evenly and symmetrically distributed in pedestal 1, wherein
Four be signal output end pin 10 be it is ipsilateral, and the first pin 101, third pin 103 and the 4th pin 104 be ground terminal
It is ipsilateral with the second pin 102 as signal input part, and makes second pin 102 that the centre of grounding pin 10 is set.
Such structure, can preferably be laid out the first inductance 41, the second inductance 42, third inductance 43, the first isolation resistance 44, second every
Position from 46 device of resistance 45 and capacitor reduces connecting line and printed wire, while each device being separated, and reduces between device
It influences each other, reduces insertion loss, guarantee preferable phase balance and high-isolation.
Specifically, eight pins 10 that pedestal is corresponded on ceramic bottom board 2 are respectively equipped with eight electrode slices 21, eight electrodes
Piece 21 is respectively first electrode sheet 211, second electrode sheet 212, third electrode slice 213, the 4th electrode slice 214, the 5th electrode slice
215, the 6th electrode slice 216, the 7th electrode slice 217 and the 8th electrode slice 218.Wherein first electrode sheet 211, second electrode sheet
212, third electrode slice 213, the 4th electrode slice 214 are located at the side of ceramic bottom board 2, and along the length direction of ceramic bottom board 2
Successively interval setting, and this four electrode slices 21 from first electrode sheet 211 along the direction of the 4th electrode slice 214 successively with the
One pin 101, second pin 102, third pin 103 and the welding of the 4th pin 104；Wherein the 5th electrode slice 215, the 6th electrode
The other side of piece 216, the 7th electrode slice 217, the equidistant ceramic bottom board 2 of the 8th electrode slice 218, and the 5th electrode plate 215 and
The welding of five pins 105, the 6th electrode plate 216 and the 6th pin 106 weld, the 7th electrode plate 217 and the welding of the 7th pin 217 with
And the 8th electrode plate 218 and the 8th pin 108 weld, be so that the pin and signal that are arranged on pedestal 1 input mould in this way
The foundation of block 4 contacted.In order to reduce between each pin 10 and corresponding electrode slice 21 with line amount to reduce insertion loss, need
Any one electrode slice 21 is made to be fittingly disposed at the top of corresponding pin 10, i.e., the two neighboring pin 10 made herein
Between spacing it is equal with the spacing between adjacent two electrode slice 21.
Further, Fig. 3 and Fig. 5 is please referred to, as a kind of specific embodiment of four road provided by the invention power splitter,
Each pin 10 includes that first section 1001, second section 1002 and third cut 1003, and third cuts 1003 and stretches out pedestals 1, and first section 1001
It is connected with respective electrode piece 21 on ceramic bottom board 2, in this way in order to which power splitter and the foundation of other exterior parts contact.Wherein first
Cut 1001 parallel with the end face of pedestal 1, and second section of 1002 one end along first section 1001 of separate pedestal 1 is towards pedestal 1
Short transverse extend downwardly, and first section 1001 and second section 1002 of transition position formed arc structure, and third cut 1003
Along second section 1002 of free end be parallel to first section 1001 and away from pedestal 1 side bend, i.e., third cut 1003 with
It is parallel to each other for first section 1001, that is to say, that pin 10 is Z-shaped configuration herein, so that pin 10 is outer with pedestal 1
Shape fitting, in order to which pin 10 to be fixed on pedestal 1.And first section 1001 of pin 10 and third cut 1003 and are parallel to pedestal
1 end face, and in the prior art the shell of part its be usually smooth shell mechanism, so that first section of 1001 face and
Third cuts the outer surface that 1003 faces are preferably bonded part to be welded, so that pin 10 is stablized on part, to improve
The weldability of the four roads power splitter 100.Preferably, eight pins 10 are molded directly on pedestal 1, and pin can be enhanced in this way
10 and pedestal 1 bonding strength, facilitate heat dissipation, improve anti-vibration, impact resistance, guarantee the stability used.
Further, a kind of specific implementation also referring to Fig. 5 and Fig. 6, as four road provided by the invention power splitter
Mode, each first section 1001 of free end are equipped with interconnecting piece 1004 towards the bending of the direction of ceramic bottom board 2, and interconnecting piece 1004 stretches out
Pedestal 1 and the bottom end for fitting in respective electrode piece 21 reduce the connecting line connected between electrode slice 21 and pin 10 in this way,
In order to the welding of pin 10 and electrode slice 21.Preferably, the position of the corresponding each interconnecting piece 1004 of the ceramic bottom board 2 is equipped with logical
Hole 22, such interconnecting piece 1004 just can pass through ceramic bottom board 1, and nestle up the downside of counter electrode piece 21, in order to pin 10
With the welding of electrode slice 21.Here by interconnecting piece 1004 and through-hole 22 is cooperated, in this way when ceramic bottom board 2 is placed on bottom
It on seat 1, just will not arbitrarily move, in order to which pin 10 and corresponding electrode slice 21 link together, improve four Lu Gong
Divide the weldability of device 100.
Further, a kind of specific implementation also referring to Fig. 1 to Fig. 5, as four road provided by the invention power splitter
Mode, herein, the hinge that pin 10 is connected as four road power splitters 100 with external equipment, wherein each pin 10 is by metal plate
It is stamped to form.In punching course, so that metal plate uniform force everywhere, and ensure that thickness is equal everywhere in pin 10, from
And reduce in pin 10 first section 1001, second section 1002 and third is cut 1003 junction stress and concentrated, improve the pin 10
Service life.Wherein, pin 10 is the electric conductor made of copper, aluminum material, has excellent conduction heat and electric conductivity, because
Convenient for the conveying signal of the power splitter and heat dissipation.Preferably, third section 1003 and second section 1002 of thickness are greater than first section
1001 thickness, and second section 1002 of thickness is slightly less than first section 1001 of thickness, i.e., the thickness of pin 10 is from close to ceramics
One end of bottom plate 2 is gradually thickeied along far from one end of pedestal 1, and first section 1001, second section 1002 and third cut 1003
Intersection is equipped with arc structure transition, so that the outer surface of pin 10, which remains, to be smoothly transitioned from, in order to pin 10
Installation, and it is 1003 relatively thick that the third of pin 10 is cut, then third cuts 1003 by being unlikely to deform under the action of external force, with
Convenient for being welded on external equipment.
Further, a kind of specific implementation also referring to Fig. 1 to Fig. 5, as four road provided by the invention power splitter
Mode, the first isolation resistance 44 and two second isolation resistances 45 are directly molded on respectively on ceramic bottom board 2, can make in this way every
It is fixed as one from resistance and ceramic bottom board 2, to improve the ability of shock resistance, anti-vibration.Meanwhile isolation resistance is taken shape in into pottery
It can also preferably radiate in porcelain bottom plate 2, guarantee the stability used.Each second isolation resistance 45 is located at signal output
Hold the side of corresponding electrode slice 21.Specifically, each second isolation resistance 45 is made to be located at two neighboring signal herein defeated
Between corresponding two electrode slices 21 of outlet, such as second isolation resistance 45 set into the 5th electrode slice 215 and the 6th electrode
Between piece 216, and another second isolation resistance 45 is located between the 7th electrode slice 217 and the 8th electrode slice 218, so just
So that the second isolation resistance 45 nestles up the two electrode slices 21 as far as possible, so that the second isolation resistance 45 and the two electrodes
Cabling between piece 21 is less, to reduce insertion loss.
Further, a kind of specific implementation also referring to Fig. 5 and Fig. 6, as four road provided by the invention power splitter
Mode, the first inductance 41, the second inductance 42 and third inductance 43 and the first isolation resistance 44 and the setting of the second isolation resistance 45 exist
Ceramic bottom board 2 is towards the one side of casing 3, and capacitor 46 is set to the another side of ceramic bottom board 2, the position of the corresponding capacitor 46 of pedestal 1
Offer fluting 11.By, equipped with electronic component, improving the space utilization rate of the ceramic bottom board 2 on the two sides of ceramic bottom board 2,
And 2 Miniaturizable of ceramic bottom board is designed, to be conducive to reduce the volume of power splitter.In addition it is set on pedestal 1 with fluting
11, it may make capacitor 46 that can pass through the fluting 11 and be welded on ceramic bottom board 2 in this way, improve the welding energy of the power splitter
Power, and when ceramic bottom board 2 is placed on support 12, capacitor 46 will be embedded in the fluting 11, so that ceramic bottom board 2
It is more compact with the structure of support 12.
Further, a kind of specific implementation also referring to Fig. 1 to Fig. 7, as four road provided by the invention power splitter
Mode, the four roads power splitter 100 further include epoxy resin (not shown), and epoxy resin is filled in fluting 11 and ceramic bottom board 2
In the space surrounded, with the connecting line on the capacitor 46 and ceramic bottom board 2 that are fixed on ceramic bottom board 2.In this implementation
In example, epoxy resin is bicomponent epoxy resin.Bicomponent epoxy resin good fluidity, stress are small, so that four Lu Gongfen
Ceramic bottom board 2, capacitor 46 and the support 12 of device 100 form an entirety, therefore the anti-vibration of power splitter, shock resistance energy can be improved
Power.
Further, a kind of specific implementation also referring to Fig. 1 to Fig. 7, as four road provided by the invention power splitter
Mode, the four roads power splitter 100 further include the first inductance 41 of covering, the first inductance of the second inductance 42, third inductance 43 and covering
41 exit, the exit of the second inductance 42, the exit of third inductance 43 and the epoxy resin of 2 junction of ceramic bottom board are protected
Protection structure (not shown).I.e. by using the exit of inductance and each inductance of covering on epoxy resin covering ceramic bottom board 2
With 2 junction of ceramic bottom board, and it is formed by curing epoxy resin protection structure, can preferably protect inductor and inductance
Exit and 2 junction of ceramic bottom board reduce external action, while improving anti-vibration, shock resistance, guarantee the stabilization used
Property.Preferably due to which global resin cementability with higher, then be packaged solidification using epoxy resin in casing 3, in this way
Just make the first inductance 41, the second inductance 42, third inductance 43, the first isolation resistance 44, second in the four roads power splitter 100
Isolation resistance 45, capacitor 46, connecting line, ceramic bottom board 2, pedestal 1 and casing 3 become an entirety, to improve four tunnel
Anti-vibration, the shock resistance of power splitter 100.In order to preferably protect the inductance on ceramic bottom board 2 and be carried out shaping to each inductance,
In the minds of the ferrite magnetic that epoxy resin is packed into, and it is packed between adjacent two circles twisted wire and between twisted wire and ferrite core
In gap.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of four road power splitters, including pedestal, the ceramic bottom board on the pedestal and are covered on the ceramic bottom board
On casing, which is characterized in that the pedestal is equipped with eight pins, and the ceramic bottom board is equipped with and each pin is electrical
The electrode slice of connection and several connecting lines, in eight pins: the first pin, third pin, the 4th pin are grounded, and second
The signal input part of tetra- road power splitter of pin Wei Gai, the 5th pin, the 6th pin, the 7th pin and tetra- Lu Gong of the 8th pin Wei Gai
Divide four signal output ends of device, the input signal for inputting a signal into end is additionally provided on the ceramic bottom board and is divided equally to four
The signal conveyor module of the signal output end；
The signal conveyor module include with the first inductance of the second pin being connected, be serially connected with the defeated of first inductance
Outlet and by the second inductance being divided into two by the input signal of first inductance and respectively with second inductance
Two output ends are connected and the output signal of two output ends are carried out two third inductance respectively, each third respectively
Two output ends of inductance are connected with two signal output ends respectively, and the is equipped between two output ends of second inductance
One isolation resistance is additionally provided with the second isolation resistance, the output of first inductance between two output ends of each third inductance
End has also been electrically connected with the capacitor of bypass effect.
2. four road as described in claim 1 power splitter, which is characterized in that first inductance include the first ferrite core and
The first ferrimagnetic heart is wound in determine the first twisted wire of line capacitance amount；Second inductance includes the second ferrite magnetic
The heart and the second ferrimagnetic heart is wound in determine the second twisted wire of line capacitance amount；The third inductance includes third iron oxygen
Body magnetic core and the third ferrimagnetic heart is wound in determine the third twisted wire of line capacitance amount.
3. four road as described in claim 1 power splitter, which is characterized in that the exit of first inductance, second electricity
The mode that electronic spot-welding is respectively adopted in the exit of the exit of sense and the third inductance is fixed on the ceramic bottom board.
4. four road as described in claim 1 power splitter, which is characterized in that first pin, second pin, third pin with
4th pin is set to the side of the pedestal, and is successively arranged at equal intervals along the length direction of the pedestal；Described 5th draws
Foot, the 6th pin, the 7th pin and the 8th pin are successively equidistantly set to the other side of the pedestal.
5. four road as claimed in claim 4 power splitter, which is characterized in that each pin includes being arranged in parallel in the pedestal
First section of end face, extend downwardly along the short transverse of described first section one end towards the pedestal far from the pedestal
Second section and be parallel to described first section along second section of the free end and bent away from the side of the pedestal the
Three sections, the third, which is cut, stretches out the pedestal, and described first section is connected to the electrode slice corresponding on the ceramic bottom board.
6. four road as claimed in claim 5 power splitter, which is characterized in that each first section of free end is towards the ceramics
The direction bending of bottom plate is equipped with interconnecting piece, and the interconnecting piece stretches out the pedestal and fits in the bottom end of the corresponding electrode slice.
7. four road as described in claim 1 power splitter, which is characterized in that first isolation resistance is isolated with two described second
Resistance is directly molded on respectively on the ceramic bottom board, and each second isolation resistance is located at the corresponding institute of the signal output end
State the side of electrode slice.
8. such as the described in any item four roads power splitters of claim 1-7, which is characterized in that first inductance, the second inductance and
Third inductance and first isolation resistance and the second isolation resistance are set to one side of the ceramic bottom board towards the casing, institute
The another side that capacitor is set to the ceramic bottom board is stated, the position that the pedestal corresponds to the capacitor offers fluting.
9. four road as claimed in claim 8 power splitter, which is characterized in that four road power splitter further includes being filled in described open
The space that slot and the ceramic bottom board surround is so that the capacitor is fixed on the epoxy resin on the ceramic bottom board.
10. four road as claimed in claim 8 power splitter, which is characterized in that four road power splitter further includes covering described the
One inductance, the second inductance, third inductance and the exit, the third inductance that cover the exit of first inductance, the second inductance
Exit and the ceramic bottom board junction epoxy resin protect structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910532614.7A CN110277622A (en) | 2019-06-19 | 2019-06-19 | Four road power splitters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910532614.7A CN110277622A (en) | 2019-06-19 | 2019-06-19 | Four road power splitters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110277622A true CN110277622A (en) | 2019-09-24 |
Family
ID=67961303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910532614.7A Pending CN110277622A (en) | 2019-06-19 | 2019-06-19 | Four road power splitters |
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| Country | Link |
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| CN (1) | CN110277622A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161707A (en) * | 2021-03-18 | 2021-07-23 | 深圳市时代速信科技有限公司 | Four-way power divider of radio frequency integrated circuit |
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|---|---|---|---|---|
| KR20010037266A (en) * | 1999-10-15 | 2001-05-07 | 이종화 | N-Way High Isolation Power Splitter / Combiner |
| JP2002064353A (en) * | 2000-08-18 | 2002-02-28 | Nippon Telegr & Teleph Corp <Ntt> | Power distributing/combining circuit |
| CN109103557A (en) * | 2018-07-11 | 2018-12-28 | 深圳振华富电子有限公司 | Three road power splitters |
| CN109411425A (en) * | 2018-11-14 | 2019-03-01 | 深圳市瓦智能科技有限公司 | Semiconductor element |
| CN209963212U (en) * | 2019-06-19 | 2020-01-17 | 深圳振华富电子有限公司 | Four-way power divider |
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2019
- 2019-06-19 CN CN201910532614.7A patent/CN110277622A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010037266A (en) * | 1999-10-15 | 2001-05-07 | 이종화 | N-Way High Isolation Power Splitter / Combiner |
| JP2002064353A (en) * | 2000-08-18 | 2002-02-28 | Nippon Telegr & Teleph Corp <Ntt> | Power distributing/combining circuit |
| CN109103557A (en) * | 2018-07-11 | 2018-12-28 | 深圳振华富电子有限公司 | Three road power splitters |
| CN109411425A (en) * | 2018-11-14 | 2019-03-01 | 深圳市瓦智能科技有限公司 | Semiconductor element |
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| CN113161707A (en) * | 2021-03-18 | 2021-07-23 | 深圳市时代速信科技有限公司 | Four-way power divider of radio frequency integrated circuit |
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