CN208548874U - Antivibration dynamic formula power splitter - Google Patents

Abstract

The utility model provides a kind of antivibration dynamic formula power splitter, including ceramic bottom board and casing, is equipped with inductor, capacitor and resistor on ceramic bottom board；Antivibration dynamic formula power splitter further includes several connecting lines, the paster pin at the ceramic bottom board back side is set there are six end pole piece and respectively led to each end pole piece on ceramic bottom board, which further includes being filled between casing and ceramic bottom board so that inductor, capacitor, resistor, connecting line, ceramic bottom board and casing to be solidified to integral epoxy resin interstitital texture.The utility model by the way that inductor, capacitor and resistor are mounted on ceramic bottom board, with by ceramic bottom board come fixed inductance, capacitor and resistor；And filling is formed by curing epoxy resin interstitital texture into ceramic bottom board and casing, thus ceramic bottom board, casing and its interior each device solidification is integral, to enhance anti-vibration, shock resistance.

Description

Antivibration dynamic formula power splitter

Technical field

The utility model belongs to power splitter field, is to be related to a kind of antivibration dynamic formula power splitter more specifically.

Background technique

Power splitter is a kind of common electronic device, power splitter full name power divider, be it is a kind of will input signal all the way Energy is divided into the device of two-way or the equal or unequal energy of multiple-channel output.It should ensure that one between the output port of one power splitter Fixed isolation.It is the important technological parameters power loss (including insertion loss, distribution loss and reflection loss) of power splitter, each The voltage standing wave ratio of port, isolation, amplitude balance, phase balance, power capacity and frequency band between power distribution port Width etc..

Current power splitter by resistor, inductance and capacitor simple layout and is welded on circuit boards according to circuit diagram It is made.However these power splitter shock resistances, shock resistance are poor, power splitter apply some vibrations it is larger (such as military project application, Under adverse circumstances), it tends to damage.

Utility model content

The purpose of this utility model is to provide a kind of antivibration dynamic formula power splitters, to solve function existing in the prior art point The poor problem of device shock resistance, shock resistance.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides one kind including ceramic bottom board and is placed on Casing on the ceramic bottom board is equipped with inductor, capacitor and resistor on the ceramic bottom board；The antivibration dynamic formula function Dividing device further includes several connecting lines, is set on the ceramic bottom board there are six end pole piece and each end pole piece is led to institute respectively State the paster pin at the ceramic bottom board back side, several connecting lines are by the inductor, the capacitor, the resistor and six A end pole piece is electrical connected；The antivibration dynamic formula power splitter further includes being filled between the casing and the ceramic bottom board The inductor, the capacitor, the resistor, the connecting line, the ceramic bottom board and the casing to be solidified into One whole epoxy resin interstitital texture.

Further, the antivibration dynamic formula power splitter further includes covering the inductor and the covering inductor Exit and the epoxy resin of the ceramic bottom board junction protect structure, and the epoxy resin interstitital texture wraps up the epoxy Resin protects structure.

Further, the antivibration dynamic formula power splitter further include cover the ceramic bottom board inner surface, each end pole piece, Each connecting line, the capacitor, the inductor and the resistor and ring that each connecting line is positioned Oxygen resin overlay structure, the epoxy resin interstitital texture wrap up the epoxy resin overlay structure.

Further, the resistor is the film resistor being directly molded in the ceramic bottom board.

Further, the capacitor welding is on the ceramic bottom board.

Further, the casing buckle closure is on the ceramic bottom board, and the two sides of the casing width direction are in described The junction of ceramic bottom board is equipped with ribs.

Further, each end pole piece is taken shape on the ceramic bottom board using palladium-silver conductor material.

Further, the inductor includes ferrite core and the twisted wire for determining line capacitance amount, the twisted wire It is wound in the ferrite magnetic in the heart.

Further, the exit of the inductor is fixed on the ceramic bottom board using electronic spot-welding.

Further, the inductor is two, and the capacitor and two inductors are long along the ceramic bottom board Degree direction is successively spaced setting, and the capacitor and two inductors are right in the middle part of the ceramic bottom board width direction The position answered.

The beneficial effect of antivibration dynamic formula power splitter provided by the utility model is: compared with prior art, this is practical new Type by the way that inductor, capacitor and resistor are mounted on ceramic bottom board, with by ceramic bottom board come fixed inductance, capacitor Device and resistor；And filling is formed by curing epoxy resin interstitital texture into ceramic bottom board and casing, thus by ceramic bottom board, machine Shell and its solidification of interior each device are integral, to enhance anti-vibration, shock resistance.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the schematic diagram of internal structure of antivibration dynamic formula power splitter provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram of antivibration dynamic formula power splitter provided by the embodiment of the utility model.

Wherein, each attached drawing main mark in figure:

11- ceramic bottom board；The end 12- pole piece；13- resistor；14- capacitor；15- inductor；16- connecting line；17- draws Foot；18- casing；181- ribs.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

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.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ", The orientation of the instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" or Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because This should not be understood as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements or the interaction relationship of two elements.For those of ordinary skill in the art and Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

The specific names that the utility model uses are explained as follows:

The capacitor of C0G material production refers in particular to the 1 class ceramic capacitor made using Unite States Standard.

High temperature resistant bakelite refers in particular to can be with high temperature resistant up to 160 DEG C of bakelite.

Resistor resistant to high temperature refers in particular to can be with high temperature resistant up to 200 DEG C or more of resistance.

Connecting line resistant to high temperature refers in particular to reach with high temperature resistant 180 DEG C of wire rod.

The production of high temperature resistant wire rod refers in particular to reach with high temperature resistant 180 DEG C of wire rod.

Also referring to Fig. 1 and Fig. 2, now antivibration dynamic formula power splitter provided by the utility model is illustrated.It is described anti- Oscillatory type power splitter, including ceramic bottom board 11, casing 18, inductor 15, capacitor 14, resistor 13 and several connecting lines 16； Inductor 15, capacitor 14 and resistor 13 are mounted on ceramic bottom board 11, and casing 18 covers on ceramic bottom board 11, for protecting The devices such as inductor 15, capacitor 14, resistor 13；End pole piece 12 and six paster pins there are six being set on ceramic bottom board 11 17, six end pole pieces 12 are led to 11 back side of ceramic bottom board respectively by six paster pins 17, to facilitate the antivibration dynamic formula function point The use of device.Inductor 15, capacitor 14, resistor 13 and six end pole pieces 12 are electrical connected by several connecting lines 16.This is anti- Oscillatory type power splitter further include be filled between casing 18 and ceramic bottom board 11 with by inductor 15, capacitor 14, resistor 13, Connecting line 16, ceramic bottom board 11 and casing 18 solidify integral epoxy resin interstitital texture (not shown).By to casing Epoxy resin is filled in 18, it, can be by each device between ceramic bottom board 11 and casing 18 to be formed by curing epoxy resin interstitital texture Part solidification is integral, preferably protects each device, while improving anti-vibration, shock resistance.

Antivibration dynamic formula power splitter provided by the utility model, compared with prior art, the utility model is by by inductor 15, capacitor 14 and resistor 13 are mounted on ceramic bottom board 11, with by ceramic bottom board 11 come fixed inductance 15, capacitor 14 and resistor 13；And filling is formed by curing epoxy resin interstitital texture into ceramic bottom board 11 and casing 18, thus by ceramic Bottom plate 11, casing 18 and its interior each device solidification are integral, to enhance anti-vibration, shock resistance.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as high-temperature adaptability power splitter provided by the utility model Specific embodiment, inductor 15 include that ferrite core (not shown) and twisted wire (not shown), twisted wire are wound in ferrite magnetic In the heart.Using ferrite core, i.e., the magnetic core made using ferrite, can in the case where guaranteeing low-loss material, also to have compared with Good temperature coefficient, can work under higher and lower operating temperature.And twisted wire is used, to be conveniently used for determining line capacitance Amount, and then can determine the capacitance of inductor 15, reduce device inside parameter error and is obtained so as to reduce insertion loss To preferably phase balance and high-isolation.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as high-temperature adaptability power splitter provided by the utility model The exit of specific embodiment, inductor 15 is fixed on ceramic bottom board 11 using electronic spot-welding, then can reduce pad Capacitance, it can reduce the capacitance between 15 exit of inductor and ceramic bottom board 11, reduce the influence to inductor 15, And then can preferably reach theoretical design requirements, to reach low insertion loss, excellent phase balance, high-isolation is wanted It asks.

The utility model is wrapped in formation inductor 15 on FERRITE CORE using twisted wire, can by using ferrite core To reduce loss, and it can be convenient the capacitance between determining line using twisted wire, so as to good increase and determining inductor 15 capacitance, and the exit of inductor 15 is welded on ceramic bottom board 11 using electronic spot-welding, it is possible to reduce inductance Line capacitance amount between device 15 and ceramic bottom board 11 reduces inside element accidentally so as to preferably determine the capacitance used Influence in difference and assembling manufacturing process to device, preferably reaches theoretical design requirements, thus reach low insertion loss, it is excellent Phase balance, the requirement of high-isolation.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, resistor 13 can be the film resistor being directly molded in ceramic bottom board 11, use film resistor, it is ensured that Higher precision, in addition, directly take shape in film resistor in ceramic bottom board 11, it can be preferably by film resistor and ceramic bottom Plate 11 is integrally fixed, to improve anti-vibration, shock resistance.Meanwhile film resistor being taken shape in ceramic bottom board 11 and may be used also Preferably to radiate, guarantee the stability used.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, it is each that the printing of pole piece 12 is held to take shape on ceramic bottom board 11, so as to enhance each end pole piece 12 and ceramic bottom board 11 Bonding strength, facilitate heat dissipation, improve anti-vibration, shock resistance, guarantee the stability used.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, it is each that pole piece 12 is held to take shape on ceramic bottom board 11 using palladium-silver conductor material, it is made using palladium-silver conductor material each Pole piece 12 is held, welding performance can be improved, so as to improve the intensity of welding, reduces capacitance caused by welding, into one Step reduces influence when production, reduces loss, is preferably suitble to theoretical design requirements.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, capacitor 14 are welded on ceramic bottom board 11, preferably to fix capacitor 14, increase the strong of capacitor 14 Degree improves anti-vibration, shock resistance, guarantees the stability used.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, the antivibration dynamic formula power splitter further include the exit and ceramic bottom for covering inductor 15 and covering inductor 15 The epoxy resin of 11 junction of plate protects structure (not shown).Inductor 15 and covering electricity are covered by using epoxy resin The exit of sensor 15 and 11 junction of ceramic bottom board, and it is formed by curing epoxy resin protection structure, it can preferably protect electricity The exit of sensor 15 and inductor 15 and 11 junction of ceramic bottom board reduce external action, while improving anti-vibration, resisting Impact property guarantees the stability used.Further, epoxy resin protection structure filling enters in inductor 15, with better Inductor 15 is carried out shaping.Preferably improve anti-vibration, shock resistance.Further, epoxy resin protection structure is filled out In the minds of the ferrite magnetic being filled with, and be packed between adjacent two circles twisted wire and twisted wire and the gap of ferrite magnetic in the heart in, Preferably inductor 15 to be formed, and then inductor 15 preferably is protected, and reduce external action, improves anti-vibration, anti-impact Hit performance.Epoxy resin protection structure is formed it is possible to further use high adhesiveness epoxy resin to make, with more stably solid Fixed and protection inductor 15.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, the antivibration dynamic formula power splitter further include covering 11 inner surface of ceramic bottom board, each end pole piece 12, each connecting line 16, electricity Container 14, inductor 15 and resistor 13 and epoxy resin overlay structure (not shown) that each connecting line 16 is positioned. In the utility model, the inner surface of ceramic bottom board 11 refers in particular to the one side opposite with 11 back side of ceramic bottom board, and ceramic bottom board 11 Inner surface is the one side on ceramic bottom board 11 close to casing 18.Epoxy resin overlay structure can be used epoxy resin cure at Type, by by epoxy resin be coated in 11 inner surface of ceramic bottom board, and cover each end pole piece 12, each connecting line 16, capacitor 14, Inductor 15 and resistor 13, and it is formed by curing epoxy resin overlay structure, these devices can be wrapped up and are integrally fixed, And these devices are fixed on ceramic bottom board 11, preferably to be protected, and improve anti-vibration, shock resistance；Simultaneously Epoxy resin overlay structure can also carry out shaping connecting line 16, to fix connecting line 16, reduce connecting line 16 to each device The influence of part, and in vibration, it remain stationary connecting line 16 with each device, to enhance anti-vibration, shock resistance.Into one Step ground, can be used high adhesiveness epoxy resin and makes to form epoxy resin overlay structure, with more stably fixed each with protection Device.

Still further, epoxy resin overlay structure can wrap epoxy resin protection structure, epoxy resin is covered Lid structure and epoxy resin protection structure form overall structure, and each device installed on ceramic bottom board 11 is preferably made to form one A overall structure enhances anti-vibration, shock resistance.

Further, in processing and fabricating, after having made inductor 15, asphalt mixtures modified by epoxy resin can be filled on inductor 15 Rouge with solidifying and setting inductor 15, then inductor 15 is welded on ceramic bottom board 11, and re-coating epoxy resin cure forms ring Oxygen resin protects structure.And it is installed on ceramic bottom board 11 when each device, and after being electrical connected with connecting line 16, refill ring Oxygen resin is formed by curing epoxy resin overlay structure, thus in each step of assembling processing, good each device of protection, Influence when reducing assembly operation to device reduces loss, guarantees excellent phase balance and high-isolation.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, the antivibration dynamic formula power splitter further include being filled between casing 18 and ceramic bottom board 11 with by inductor 15, capacitor Device 14, resistor 13, connecting line 16, ceramic bottom board 11 and casing 18 solidify integral epoxy resin interstitital texture, and (figure is not Show).By filling epoxy resin into casing 18, to be formed by curing epoxy resin interstitital texture, can by ceramic bottom board 11 and Each device solidification between casing 18 is integral, preferably protects each device, while improving anti-vibration, shock resistance.

Further, in the process of processing and manufacturing, after can first making epoxy resin overlay structure on ceramic bottom board 11, Then casing 18 is covered, production epoxy resin interstitital texture is refilled, to can preferably protect each device in an assembling process Part, influence when reducing assembly operation to device, reduces loss, guarantees excellent phase balance and high-isolation.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, casing are high temperature resistant bakelite shell.Using bakelite shell, good insulating effect can be played, and can be born more High temperature range.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, capacitor 14 is the capacitor 14 made of C0G material, so as to preferably guarantee the essence of capacitor 14 Degree, reduces the loss of capacitor 14, and can bear better operating temperature range.

Further, using ferrite core, i.e., the magnetic core made using ferrite can guarantee low-loss material Under, also there is preferable temperature coefficient, can work under higher and lower operating temperature.Capacitor 14 uses C0G material, pottery Porcelain bottom plate 11 is formed by 600 DEG C~800 DEG C of high temperature sintering, sintered compact product structure, and heat resistance is excellent. The precision thin-film resistor fabulous using temperature characterisitic of resistor 13；Twisted wire around inductor 15 can be enamel covered wire, and Twisted wire and connecting line 16 reach the wire rod of 180 DEG C of materials using high temperature resistant, and casing uses bakelite material resistant to high temperature, so as to reach It is required to (- 55 DEG C~125 DEG C) of military power splitter operating temperature range.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, inductor 15 are two, and capacitor 14 and two inductors 15 are successively spaced along 11 length direction of ceramic bottom board and set It sets, and capacitor 14 and two inductors 15 are set to corresponding position in the middle part of 11 width direction of ceramic bottom board.The structure can incite somebody to action Device setting is in symmetrical structure on ceramic bottom board 11, preferably realizes that low insertion loss, excellent phase balance, high-isolation are wanted It asks.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, it is each to hold pole piece 12 in rectangle, and the size of each end pole piece 12 is identical, that is, facilitates production, while can reduce again each Exit capacitor difference, thus preferably realize low insertion loss, excellent phase balance, the requirement of high-isolation.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, six end pole pieces 12 are symmetrically set in the two sides of 11 length direction of ceramic bottom board.

Further, Fig. 1 and Fig. 2 are please referred to, one kind as antivibration dynamic formula power splitter provided by the utility model is specific Embodiment, 18 buckle closure of casing is on ceramic bottom board 11, and the two sides of 18 width direction of casing are in the junction of ceramic bottom board 11 Equipped with ribs 181.The structure more casing 18 can be preferably fixed on ceramic bottom board 11, increase bonding strength, and improving should The anti-vibration of antivibration dynamic formula power splitter, shock resistance.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. antivibration dynamic formula power splitter, it is characterised in that: including ceramic bottom board and the casing being placed on the ceramic bottom board, the pottery Inductor, capacitor and resistor are installed on porcelain bottom plate；The antivibration dynamic formula power splitter further includes several connecting lines, the pottery The paster pin at the ceramic bottom board back side is set there are six end pole piece and respectively led to each end pole piece on porcelain bottom plate, if It does the connecting line inductor, the capacitor, the resistor and six end pole pieces are electrical connected；It is described anti- Oscillatory type power splitter further include be filled between the casing and the ceramic bottom board with by the inductor, the capacitor, The resistor, the connecting line, the ceramic bottom board and the casing solidify integral epoxy resin interstitital texture.

2. antivibration dynamic formula power splitter as described in claim 1, it is characterised in that: the antivibration dynamic formula power splitter further includes covering The epoxy resin of the exit and the ceramic bottom board junction of the inductor and the covering inductor protects structure, The epoxy resin interstitital texture wraps up the epoxy resin and protects structure.

3. antivibration dynamic formula power splitter as described in claim 1, it is characterised in that: the antivibration dynamic formula power splitter further includes covering The ceramic bottom board inner surface, each end pole piece, each connecting line, the capacitor, the inductor and the resistance Device and to the epoxy resin overlay structure that each connecting line is positioned, the epoxy resin interstitital texture wraps up the ring Oxygen resin overlay structure.

4. antivibration dynamic formula power splitter as described in any one of claims 1-3, it is characterised in that: the resistor is straight forming Film resistor in the ceramic bottom board.

5. antivibration dynamic formula power splitter as described in any one of claims 1-3, it is characterised in that: the capacitor welding is in described On ceramic bottom board.

6. antivibration dynamic formula power splitter as described in any one of claims 1-3, it is characterised in that: the casing buckle closure is in the pottery On porcelain bottom plate, and the two sides of the casing width direction are equipped with ribs in the junction of the ceramic bottom board.

7. antivibration dynamic formula power splitter as described in any one of claims 1-3, it is characterised in that: each end pole piece uses palladium-silver Conductor material takes shape on the ceramic bottom board.

8. antivibration dynamic formula power splitter as described in any one of claims 1-3, it is characterised in that: the inductor includes ferrite Magnetic core and twisted wire for determining line capacitance amount, the twisted wire are wound in the ferrite magnetic in the heart.

9. antivibration dynamic formula power splitter as described in any one of claims 1-3, it is characterised in that: the exit of the inductor is adopted It is fixed on the ceramic bottom board with electronic spot-welding.

10. antivibration dynamic formula power splitter as described in claim 1, it is characterised in that: the inductor is two, the capacitor And two inductors are successively spaced setting, and the capacitor and two inductance along the ceramic bottom board length direction Device is set to corresponding position in the middle part of the ceramic bottom board width direction.