CN208369539U - A kind of filtering unit integrating lightning protection and filtering - Google Patents
A kind of filtering unit integrating lightning protection and filtering Download PDFInfo
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- CN208369539U CN208369539U CN201821774625.3U CN201821774625U CN208369539U CN 208369539 U CN208369539 U CN 208369539U CN 201821774625 U CN201821774625 U CN 201821774625U CN 208369539 U CN208369539 U CN 208369539U
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- lightning protection
- filtering
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Abstract
The utility model relates to a kind of filtering units for integrating lightning protection and filtering, it is low to solve power filter in the prior art and signal filtering integration degree, lightning protection capability is poor, the technical issues of being easy coupled interference, including outer housing, power lightning protection filtering unit and signal lighting protection filtering unit, every equipped with power supply room and signal cabin in outer housing, power lightning protection filtering unit is mounted in power supply room, signal lighting protection filtering unit is mounted in signal cabin, outer housing is equipped with power input output precision and signal in-out box, power lightning protection filtering unit is electrically connected with power input output precision, signal lighting protection filtering unit is electrically connected with signal in-out box, using the structure, power lightning protection filtering unit and signal lighting protection filtering unit are integrated in outer housing and a point storehouse is installed, guarantee filter effect, resisting when improving field work Lightning stroke performance, avoids by Lightning disservice, and an avoidable power circuit is arranged in point storehouse and signal line intercouples and causes distorted signals.
Description
Technical field
The utility model belongs to electronic equipments lightning protection and technical field of filtering, in particular to a kind of to collect lightning protection and filtering in one
The filtering unit of body.
Background technique
The filter circuit that power-supply filter is made of capacitor, inductance and resistance.Power-supply filter can be in power supply line
Frequency other than the frequency point of specific frequency or the frequency point is effectively filtered out, and obtains the power supply signal of a specific frequency, or disappear
Except the power supply signal after a specific frequency.The main function of signal line filter is solution spatial electromagnetic interference problem, such as
The problems such as equipment radiates stronger electromagnetic interference or equipment sensitive to the electromagnetic interference in space to space.Signal line cable with
Coupling phenomenon between power line cables often interferes circuit or signal.
Existing power-supply filter and traffic filter integration degree are low, and the strong electromagnetic ability in the anti-external world is general,
And work as these electronic equipments in field in use, such as encountering thunderstorm weather, the danger destroyed by lightning stroke is very big, is easy to be damaged
It is bad.Increase lightning protection function, and how to avoid the effect of intercoupling between power supply line and signal wire, is just particularly important.
It is then, a kind of that integration degree is high, with lightning protection capability, anti-electromagnetic interference capability it is high collect lightning protection and filtering in one
The filtering unit of body urgently occurs.
Utility model content
The utility model provides a kind of filtering unit for integrating lightning protection and filtering, to solve power supply in the prior art
Filtering is low with signal filtering integration degree, lightning protection capability is poor, is easy the technical issues of coupled interference.
The utility model is achieved through the following technical solutions: a kind of filtering unit integrating lightning protection and filtering, including
Outer housing, power lightning protection filtering unit and signal lighting protection filtering unit, the outer housing are interior every equipped with power supply room and signal cabin, institute
Power lightning protection filtering unit to be stated to be mounted in the power supply room, the signal lighting protection filtering unit is mounted in the signal cabin,
Power input output precision and signal in-out box, the power lightning protection filtering unit and institute are additionally provided on the outer housing
The electrical connection of power input output precision is stated, the signal lighting protection filtering unit is electrically connected with the signal in-out box.
Further, in order to preferably realize the utility model, the power lightning protection filtering unit is including being connected electrically in one
The lightning protection module of power source and power filtering module risen, the power supply room is by metal plate every being divided into two power supply locellus, the electricity
Source lightning-protection module is installed therein in the power supply locellus, and the power filtering module is mounted on another described power supply
In locellus.
Further, in order to preferably realize the utility model, the signal lighting protection filtering unit is including being connected electrically in one
The signal lighting protection module and signal filter module risen, the signal cabin is by above-mentioned metal plate every being divided into two signal locellus, institute
It states signal lighting protection module to be installed therein in the signal locellus, the signal filter module is mounted on described in another
In signal locellus.
Further, in order to which the utility model is better achieved, the first connection terminal and are additionally provided on the metal plate
Two connection terminals, the lightning protection module of power source is electrically connected by first connection terminal with the power filtering module, described
Signal lighting protection module is electrically connected by second connection end with the signal filter module.
Further, in order to which the utility model is better achieved, the power input output precision includes power input
Son and power output terminal, the signal in-out box include signal input terminal and signal output terminal, the power supply
Input terminal is electrically connected with the lightning protection module of power source, and the power output terminal is electrically connected with the power filtering module, institute
It states signal input terminal to be electrically connected with the signal lighting protection module, the signal output terminal is electrically connected with the signal filter module
It connects.
Further, in order to the utility model, the power input terminal and the signal input terminal is better achieved
It is electric connector, the electric connector is overlapped on the outer housing by conductive gasket.
Further, in order to the utility model, the power output terminal and the signal output terminal is better achieved
It is feedthrough capacitor.
Further, in order to which the utility model is better achieved, first connection terminal and the second connection end are sub
It is feedthrough capacitor.
Further, in order to which the utility model is better achieved, the feedthrough capacitor is welded type feedthrough capacitor.
Further, in order to which the utility model is better achieved, the outer housing is shell made of metal material, described
The processing of shell external surface electric conductive oxidation.
The utility model has the advantages that compared to the prior art
The filtering unit provided by the utility model for integrating lightning protection and filtering, including the filtering of outer housing, power lightning protection
Component and signal lighting protection filtering unit, outer housing is interior every being equipped with power supply room and signal cabin, and power lightning protection filtering unit is mounted on electricity
In source chamber, signal lighting protection filtering unit is mounted in signal cabin, and power input output precision is additionally provided on outer housing and signal is defeated
Enter output precision, power lightning protection filtering unit is electrically connected with power input output precision, and signal lighting protection filtering unit and signal are defeated
Enter output precision electrical connection, using the structure, power lightning protection filtering unit and signal lighting protection filtering unit are integrated in shell
In vivo and a point storehouse is installed, integrated Miniaturization Design, reduces cost, when guaranteeing to improve field work while filter function
Anti-lightning performance avoids the harm being struck by lightning, and avoidable power circuit is arranged in point storehouse and signal line intercouples and causes letter
Number distortion so that the practicability of the utility model is stronger.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram for integrating the filtering unit of lightning protection and filtering in the utility model.
1- outer housing in figure；2- power lightning protection filtering unit；21- lightning protection module of power source；22- power filtering module；3- letter
Number lightning protection filtering unit；31- signal lighting protection module；32- signal filter module；4- power supply locellus；5- signal locellus；6- metal
Plate；The first connection terminal of 61-；62- second connection end；7- power input terminal；8- power output terminal；9- signal input part
Son；10- signal output terminal.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Embodiment 1:
In the present embodiment, a kind of filtering unit integrating lightning protection and filtering, as shown in Figure 1, including outer housing 1, electricity
Source lightning protection filtering unit 2 and signal lighting protection filtering unit 3, above-mentioned outer housing 1 are interior every equipped with power supply room and signal cabin, above-mentioned power supply
Lightning protection filtering unit 2 is mounted in above-mentioned power supply room, and above-mentioned signal lighting protection filtering unit 3 is mounted in above-mentioned signal cabin, above-mentioned
Be additionally provided with power input output precision and signal in-out box on outer housing 1, above-mentioned power lightning protection filtering unit 2 with it is above-mentioned
The electrical connection of power input output precision, above-mentioned signal lighting protection filtering unit 3 are electrically connected with above-mentioned signal in-out box, are used
The structure, above-mentioned power lightning protection filtering unit 2 and above-mentioned signal lighting protection filtering unit 3 integrate in above-mentioned outer housing 1 and
Divide storehouse installation, integrated Miniaturization Design reduces cost, guarantees anti-lightning when improving field work while filter function
Performance avoids the harm being struck by lightning, and avoidable power circuit is arranged in point storehouse and signal line intercouples and causes distorted signals,
So that the practicability of the utility model is stronger.
Notably, as optimization, in the present embodiment, above-mentioned outer housing 1 is shell made of metal material, is had
Certain electric conductivity, electrostatic screen effect can further protect inner components from external electric fields, and above-mentioned outer
The outer surface of shell 1 is handled by electric conductive oxidation, has certain anticorrosive property.
Embodiment 2:
In the present embodiment, a kind of filtering unit integrating lightning protection and filtering, as shown in Figure 1, including outer housing 1, electricity
Source lightning protection filtering unit 2 and signal lighting protection filtering unit 3, above-mentioned outer housing 1 are interior every equipped with power supply room and signal cabin, above-mentioned power supply
Lightning protection filtering unit 2 is mounted in above-mentioned power supply room, and above-mentioned signal lighting protection filtering unit 3 is mounted in above-mentioned signal cabin, above-mentioned
Be additionally provided with power input output precision and signal in-out box on outer housing 1, above-mentioned power lightning protection filtering unit 2 with it is above-mentioned
The electrical connection of power input output precision, above-mentioned signal lighting protection filtering unit 3 are electrically connected with above-mentioned signal in-out box, are used
The structure, above-mentioned power lightning protection filtering unit 2 and above-mentioned signal lighting protection filtering unit 3 integrate in above-mentioned outer housing 1 and
Divide storehouse installation, integrated Miniaturization Design reduces cost, guarantees anti-lightning when improving field work while filter function
Performance avoids the harm being struck by lightning, and avoidable power circuit is arranged in point storehouse and signal line intercouples and causes distorted signals,
So that the practicability of the utility model is stronger.
Notably, as optimization, in the present embodiment, above-mentioned outer housing 1 is shell made of metal material, is had
Certain electric conductivity, electrostatic screen effect can further protect inner components from external electric fields, and above-mentioned outer
The outer surface of shell 1 is handled by electric conductive oxidation, has certain anticorrosive property.
In the present embodiment, above-mentioned power lightning protection filtering unit 2 includes the lightning protection module of power source 21 and electricity being electrically connected
Source filter module 22, and above-mentioned power supply room passes through metal plate 6 every being divided into two power supply locellus 4, specifically, above-mentioned power lightning protection
Module 21 is installed therein in an above-mentioned power supply locellus 4, and above-mentioned power filtering module 22 is mounted on another above-mentioned power supply
In locellus 4, to also install 22 points of storehouses of lightning protection module of power source 21 and power filtering module, on the one hand it is convenient for above-mentioned power lightning protection
Replacement after the failure of module 21, on the other hand further prevents the interference and coupling of above-mentioned lightning protection module of power source 21 to filter to above-mentioned power supply
In wave circuit.
As a kind of specific embodiment of the present embodiment, above-mentioned signal lighting protection filtering unit 3 includes being electrically connected
Signal lighting protection module 31 and signal filter module 32, specifically, above-mentioned signal cabin is by metal plate 6 every being divided into two signals point
Room 5, above-mentioned signal lighting protection module 31 are installed therein in an above-mentioned signal locellus 5, and above-mentioned signal filter module 32 is mounted on
In another above-mentioned signal locellus 5, to 32 points of storehouses of above-mentioned signal lighting protection module 31 and signal filter module be installed, a side
On the other hand face further prevents the dry of above-mentioned signal lighting protection module 31 convenient for the replacement after the failure of above-mentioned signal lighting protection module 31
It disturbs and is coupled in above-mentioned signal filter circuit.
Since above-mentioned lightning protection module of power source 21 and above-mentioned signal lighting protection module 31 belong to the prior art, therefore herein no longer to it
Further repeat.
Embodiment 3:
The present embodiment advanced optimizes on the basis of embodiment 2, and in the present embodiment, above-mentioned metal plate 6 is equipped with the
The both ends of one connection terminal 61 and second connection end 62, above-mentioned first connection terminal 61 connect two above-mentioned power supply locellus 4, on
State the both ends connection of a second connection end 62 even above-mentioned signal locellus 5, in use, above-mentioned lightning protection module of power source 21 pass through it is above-mentioned
First connection terminal 61 is electrically connected with above-mentioned power filtering module 22, and above-mentioned signal lighting protection module 31 passes through above-mentioned second connection end
Son 62 is electrically connected with above-mentioned signal filter module 32, and as optimization, above-mentioned first connection terminal 61 and second connection end 62 are
For feedthrough capacitor, preferred weld formula feedthrough capacitor is directly welded on above-mentioned metal plate 6, and feedthrough capacitor is a kind of three terminal capacitor,
It is directly installed on above-mentioned metal plate 6, parasitic inductance very little, self-resonant frequency is very high, and in 1GHz frequency range, punching is electric
Appearance suffers from good inhibiting effect, and on the other hand, punching design further prevents coupling between lightning-protection module and filter module
Close interference.
Further, above-mentioned power input output precision includes power input terminal 7 and power output terminal 8, above-mentioned letter
Number in-out box includes signal input terminal 9 and signal output terminal 10, specifically, above-mentioned power input terminal 7 with it is upper
The electrical connection of lightning protection module of power source 21 is stated, above-mentioned power output terminal 8 is electrically connected with above-mentioned power filtering module 22, and above-mentioned signal is defeated
Enter terminal 9 to be electrically connected with above-mentioned signal lighting protection module 31, above-mentioned signal output terminal 10 is electrically connected with above-mentioned signal filter module 32
It connects, to be connected to by different terminals with outside line, prevents from interfering with each other, it should be noted that above-mentioned power output end
Son 8 and above-mentioned signal output terminal 10 are electric connector, and enclosure material is metal material, above-mentioned 8 He of power output terminal
Above-mentioned signal output terminal 10 is overlapped on above-mentioned outer housing 1 to realize that Low ESR is overlapped by conductive gasket, on the other hand,
Above-mentioned power output terminal 8 and above-mentioned signal output terminal 10 are also feedthrough capacitor, further shield external electromagnetic, prevent
It states power filtering module 22 or signal filter module 32 is interfered, it is of course also possible to select electric connector form, lead shape
A variety of form of terminal such as formula, weld tabs form, bolt pattern.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of filtering unit for integrating lightning protection and filtering, it is characterised in that: including outer housing, power lightning protection filtering unit
With signal lighting protection filtering unit, the outer housing is interior every being equipped with power supply room and signal cabin, and the power lightning protection filtering unit is installed
In the power supply room, the signal lighting protection filtering unit is mounted in the signal cabin, is additionally provided with power supply on the outer housing
In-out box and signal in-out box, the power lightning protection filtering unit are electrically connected with the power input output precision
It connects, the signal lighting protection filtering unit is electrically connected with the signal in-out box.
2. a kind of filtering unit for integrating lightning protection and filtering according to claim 1, it is characterised in that: the power supply
Lightning protection filtering unit includes the lightning protection module of power source and power filtering module being electrically connected, and the power supply room passes through metal plate
Every being divided into two power supply locellus, the lightning protection module of power source is installed therein in the power supply locellus, the power filter
Module is mounted in another described power supply locellus.
3. a kind of filtering unit for integrating lightning protection and filtering according to claim 2, it is characterised in that: the signal
Lightning protection filtering unit includes the signal lighting protection module being electrically connected and signal filter module, and the signal cabin passes through above-mentioned gold
Belong to plate to be installed therein in the signal locellus every being divided into two signal locellus, the signal lighting protection module, the signal
Filter module is mounted in another described signal locellus.
4. a kind of filtering unit for integrating lightning protection and filtering according to claim 3, it is characterised in that: the metal
The first connection terminal and second connection end are additionally provided on plate, the lightning protection module of power source passes through first connection terminal and institute
Power filtering module electrical connection is stated, the signal lighting protection module passes through second connection end and signal filter module electricity
Connection.
5. a kind of filtering unit for integrating lightning protection and filtering according to claim 3, it is characterised in that: the power supply
In-out box includes power input terminal and power output terminal, and the signal in-out box includes signal input part
Son and signal output terminal, the power input terminal be electrically connected with the lightning protection module of power source, the power output terminal and
The power filtering module electrical connection, the signal input terminal are electrically connected with the signal lighting protection module, the signal output
Terminal is electrically connected with the signal filter module.
6. a kind of filtering unit for integrating lightning protection and filtering according to claim 5, it is characterised in that: the power supply
Input terminal and the signal input terminal are electric connector, and the electric connector is overlapped in the shell by conductive gasket
On body.
7. a kind of filtering unit for integrating lightning protection and filtering according to claim 6, it is characterised in that: the power supply
Output terminal and the signal output terminal are feedthrough capacitor.
8. a kind of filtering unit for integrating lightning protection and filtering according to claim 4, it is characterised in that: described first
Connection terminal and second connection end are feedthrough capacitor.
9. a kind of filtering unit for integrating lightning protection and filtering, feature according to any one of claim 7 or 8 exist
In: the feedthrough capacitor is welded type feedthrough capacitor.
10. a kind of filtering unit for integrating lightning protection and filtering according to claim 1, it is characterised in that: described outer
Shell is shell made of metal material, the shell external surface electric conductive oxidation processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821774625.3U CN208369539U (en) | 2018-10-30 | 2018-10-30 | A kind of filtering unit integrating lightning protection and filtering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821774625.3U CN208369539U (en) | 2018-10-30 | 2018-10-30 | A kind of filtering unit integrating lightning protection and filtering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208369539U true CN208369539U (en) | 2019-01-11 |
Family
ID=64924037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821774625.3U Active CN208369539U (en) | 2018-10-30 | 2018-10-30 | A kind of filtering unit integrating lightning protection and filtering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208369539U (en) |
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2018
- 2018-10-30 CN CN201821774625.3U patent/CN208369539U/en active Active
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