CN205212434U - Lightning protection type shelter filter component - Google Patents
Lightning protection type shelter filter component Download PDFInfo
- Publication number
- CN205212434U CN205212434U CN201521095875.0U CN201521095875U CN205212434U CN 205212434 U CN205212434 U CN 205212434U CN 201521095875 U CN201521095875 U CN 201521095875U CN 205212434 U CN205212434 U CN 205212434U
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- CN
- China
- Prior art keywords
- filter circuit
- frequency filter
- filtering unit
- power supply
- metal shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
Abstract
The utility model discloses a lightning protection type shelter filter component, including the metal casing, the filtering unit, power and signal input connect, power and signal output connect, the filtering unit is including the the first high -frequency filter circuit who connects gradually, low frequency filter circuit and the 2nd high frequency filter circuit, the first high -frequency filter circuit's input and power and signal input articulate, output and the power and the signal output articulate of the 2nd high frequency filter circuit, still including set up the first high -frequency filter circuit 201 and power and signal input joint between 3 or / and second high frequency filter circuit 203 hit the module with power and the lightning protection of signal output joint between 4. The utility model has the advantages of simple structure, interference killing feature are by force, the lightning protection performance is good, the dismouting is convenient, can prevent effectively that thunder and lightning and other overvoltage from invading the condition that the equipment of the other side's under -deck caused the damage.
Description
Technical field
The utility model relates to a kind of filter apparatus, especially relate to a kind of have compared with strong anti-interference ability and can effectively prevent be struck by lightning shelter filtering unit.
Background technology
Filtering unit is in recent years by a kind of novel compositions device applied, it can suppress electric network noise effectively, strengthen the antijamming capability of electronic equipment, the stability of raising system and reliability, be widely used in the fields such as communication and navigation, command system, electronic countermeasures, radar, computer equipment, TT&C system.Shelter filtering unit in filtering unit is that the integrated level that a kind of Military Shelter is used is high, function is many, can carries out the filtering unit of filtering to multichannel input signal simultaneously, the work only needing a shelter filtering unit just can complete multiple filter just to complete, has compared common filter or equipment has the advantages such as movement is flexible, easy to use, antijamming capability is strong.
Though existing shelter filtering unit has stronger anti-extraneous strong electromagnetic ability, but its anti-lightning ability is more weak, this is for extremely unfavorable when using in the wild, when running into thunderstorm weather, easily be struck by lightning, not only can make component damage wherein, impact normally uses, and easily causing personal injury, fail safe is poor.
Utility model content
The purpose of this utility model is to provide a kind of lighning proof type shelter filtering unit, it has, and structure is simple, antijamming capability is strong, lightning protection properties is good, dismounting advantage easily, can effectively prevent thunder and lightning and other overvoltage from invading the situation equipment in shelter being caused to damage.
More weak for solving its anti-lightning ability of shelter filtering unit of the prior art, easily cause component damage, cause personal injury, the problem that fail safe is poor, a kind of lighning proof type shelter filtering unit that the utility model provides, comprise metal shell, be arranged at the filter unit in metal shell, be arranged at the power supply on metal shell and signal input connector, be arranged at the power supply on metal shell and signal output connector, wherein, described filter unit comprises the first high-frequency filter circuit connected successively, low-frequency filter circuit and the second high-frequency filter circuit, the input of the first high-frequency filter circuit is connected with power supply and signal input connector, the output of the second high-frequency filter circuit is connected with power supply and signal output connector, also comprise anti-lightning strike module, described anti-lightning strike module installation the first high-frequency filter circuit and between power supply and signal input connector or/and the second high-frequency filter circuit and between power supply and signal output connector.
Further, a kind of lighning proof type shelter of the utility model filtering unit, wherein, described metal shell adopts demountable structure and comprises channel-shaped main body and the capping for sealing channel-shaped body openings, the notch place of channel-shaped main body is provided with the edge to surrounding extension and on edge, offers the screwed hole of distribution, capping offers through hole with channel-shaped body edge along the position that the screwed hole of upper distribution is corresponding, uses screw to screw in described screwed hole through described through hole and channel-shaped main body is fixedly connected with capping.
Further, a kind of lighning proof type shelter of the utility model filtering unit, wherein, described metal shell is also provided with indicator light and earthing rod.
Further, a kind of lighning proof type shelter of the utility model filtering unit, wherein, described first high-frequency filter circuit and the second high-frequency filter circuit all adopt feed-through capacitor feed-through filter.
A kind of lighning proof type shelter of the utility model filtering unit compared with prior art has the following advantages: the utility model is by arranging metal shell, be arranged at the filter unit in metal shell, be arranged at the power supply on metal shell and signal input connector, be arranged at the power supply on metal shell and signal output connector, the first high-frequency filter circuit filter unit being comprised connect successively, low-frequency filter circuit and the second high-frequency filter circuit, first high-frequency filter circuit is connected with power supply and signal input connector, the output of the second high-frequency filter circuit is connected with power supply and signal output connector, and at the first high-frequency filter circuit and between power supply and signal input connector or the second high-frequency filter circuit and implant anti-lightning strike module between power supply and signal output connector, just constitute lighning proof type shelter filtering unit thus.The utility model, by anti-lightning strike module and shelter filtering unit being grouped together, makes shelter filtering unit add lightning protection function.A large amount of pulse energy short circuits that circuit produces because of lightning induction can be released greatly by anti-lightning strike module within the shortest time, thus reduce the potential difference between each interface of equipment, the equipment in protective circuit.Anti-lightning strike module can also strengthen the ability of the anti-extraneous strong electromagnetic of shelter, and effective guarantee system is uninterruptedly run continuously, thus strengthens practicality.As further prioritization scheme, metal shell is designed to demountable structure by the utility model, and make metal shell comprise channel-shaped main body and the capping for sealing channel-shaped body openings, by arranging the edge that extends to surrounding at the notch place of channel-shaped main body and offer the screwed hole of distribution on edge, simultaneously corresponding with the screwed hole that channel-shaped body edge edge distributes in capping position offers through hole, uses screw to screw in described screwed hole through described through hole and channel-shaped main body can be made to be fixedly connected with capping.This structural design in actual applications, when shelter filtering unit breaks down or when damaging, only the screw that need screw off for fixing channel-shaped main body and capping can open shelter filtering unit inner chamber fast, thus filter circuit wherein or components and parts are checked, safeguarded, effectively can save maintenance time, improve utilization rate of equipment and installations.
Below in conjunction with accompanying drawing illustrated embodiment, a kind of lighning proof type shelter of the utility model filtering unit is described in further detail:
Accompanying drawing explanation
Fig. 1 is the connection diagram of each parts in a kind of lighning proof type of the utility model shelter filtering unit;
Fig. 2 is the front view of a kind of lighning proof type shelter of the utility model filtering unit;
Fig. 3 is the end view of a kind of lighning proof type shelter of the utility model filtering unit.
Embodiment
The embodiment of a kind of lighning proof type shelter of the utility model filtering unit as shown in Figure 1 to Figure 3, comprise metal shell 1, be arranged at the filter unit 2 in metal shell 1, be arranged at the power supply on metal shell 1 and signal input connector 3, be arranged at the power supply on metal shell 1 and signal output connector 4, wherein, filter unit 2 comprises the first high-frequency filter circuit 201 connected successively, low-frequency filter circuit 202 and the second high-frequency filter circuit 203, the input of the first high-frequency filter circuit 201 is allowed to be connected with power supply and signal input connector 3, the output of the second high-frequency filter circuit 203 and power supply and signal output connector 4 is allowed to connect.Also be provided with anti-lightning strike module 5, and anti-lightning strike module 5 be arranged on the first high-frequency filter circuit 201 and between power supply and signal input connector 3, just constitute lighning proof type shelter filtering unit thus.
The utility model, by anti-lightning strike module 5 and shelter filtering unit being grouped together, makes shelter filtering unit add lightning protection function.A large amount of pulse energy short circuits that circuit produces because of lightning induction can be released greatly by anti-lightning strike module 5 within the shortest time; thus the potential difference reduced between each interface of equipment; equipment in protective circuit; avoid and cause internal circuit or component damage because of thunderbolt and cause the phenomenon of personal injury, improve security performance.Anti-lightning strike module 5 can also strengthen the ability of the anti-extraneous strong electromagnetic of shelter simultaneously, and effective guarantee system is uninterruptedly run continuously, improves capacity utilization, strengthens practicality.It should be noted that, anti-lightning strike module 5 is not limited to be arranged on the first high-frequency filter circuit 201 and between power supply and signal input connector 3, anti-lightning strike module 5 can also be arranged on the second high-frequency filter circuit 203 and between power supply and signal output connector 4, or at the first high-frequency filter circuit 201 and between power supply and signal input connector 3 and the second high-frequency filter circuit 203 and all arrange anti-lightning strike module 5 between power supply and signal output connector 4, lightning protection object of the present utility model all can be realized with upper type.
As prioritization scheme, metal shell 1 is designed to demountable structure by this embodiment, and make it comprise channel-shaped main body 101 and the capping 102 for sealing channel-shaped main body 101 opening, the edge that extends to surrounding is set at the notch place of channel-shaped main body 101 and on edge, offers the screwed hole of distribution, through hole is offered in simultaneously corresponding with the screwed hole that channel-shaped body edge edge distributes in capping 102 position, screws in described screwed hole channel-shaped main body 101 can be made to be fixedly connected with capping 102 by using screw through described through hole.This structural design in actual applications, when shelter filtering unit breaks down or when damaging, only the screw that need screw off for fixing channel-shaped main body 101 and capping 102 can open shelter filtering unit inner chamber fast, thus filter circuit wherein or components and parts are checked, safeguarded, effectively can save maintenance time, increase work efficiency and utilization rate of equipment and installations, further enhancing practicality.
Elsewhere, the utility model is also provided with indicator light and earthing rod on metal shell 1, can be indicated the operating state of shelter filtering unit by indicator light, is convenient to staff and observes, can be improved the security performance of shelter filtering unit by earthing rod.The first high-frequency filter circuit 201 in the utility model and the second high-frequency filter circuit second high-frequency filter circuit 203 all adopt feed-through capacitor feed-through filter, can ensure the antijamming capability of filtering unit, bring larger effectiveness to equipment.
Above embodiment is only the description carried out preferred implementation of the present utility model; the restriction not the utility model request protection range carried out; under the prerequisite not departing from the utility model design principle and spirit; the various forms of distortion that this area engineers and technicians make according to the technical solution of the utility model, all should fall in protection range that claims of the present utility model determine.
Claims (4)
1. a lighning proof type shelter filtering unit, comprise metal shell (1), be arranged at the filter unit (2) in metal shell (1), be arranged at the power supply on metal shell (1) and signal input connector (3), be arranged at the power supply on metal shell (1) and signal output connector (4), it is characterized in that: described filter unit (2) comprises the first high-frequency filter circuit (201) connected successively, low-frequency filter circuit (202) and the second high-frequency filter circuit (203), the input of the first high-frequency filter circuit (201) is connected with power supply and signal input connector (3), the output of the second high-frequency filter circuit (203) is connected with power supply and signal output connector (4), also comprise anti-lightning strike module (5), described anti-lightning strike module (5) be arranged on the first high-frequency filter circuit (201) and between power supply and signal input connector (3) or/and the second high-frequency filter circuit (203) and between power supply and signal output connector (4).
2. according to a kind of lighning proof type shelter filtering unit according to claim 1, it is characterized in that: described metal shell (1) adopts demountable structure and comprises channel-shaped main body (101) and the capping (102) for sealing channel-shaped main body (101) opening, the notch place of channel-shaped main body (101) is provided with the edge to surrounding extension and on edge, offers the screwed hole of distribution, capping (102) is upper offers through hole with channel-shaped body edge along the position that the screwed hole of upper distribution is corresponding, using screw to screw in described screwed hole through described through hole makes channel-shaped main body (101) be fixedly connected with capping (102).
3., according to a kind of lighning proof type shelter filtering unit described in claim 1 or 2, it is characterized in that: (1) is also provided with indicator light and earthing rod to described metal shell.
4. according to a kind of lighning proof type shelter filtering unit described in claim 1 or 2, it is characterized in that: described first high-frequency filter circuit (201) and the second high-frequency filter circuit (203) all adopt feed-through capacitor feed-through filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521095875.0U CN205212434U (en) | 2015-12-25 | 2015-12-25 | Lightning protection type shelter filter component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521095875.0U CN205212434U (en) | 2015-12-25 | 2015-12-25 | Lightning protection type shelter filter component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205212434U true CN205212434U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521095875.0U Active CN205212434U (en) | 2015-12-25 | 2015-12-25 | Lightning protection type shelter filter component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205212434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100302A (en) * | 2016-08-22 | 2016-11-09 | 重庆大及电子科技有限公司 | A kind of novel filtering unit |
| CN106374866A (en) * | 2016-08-31 | 2017-02-01 | 安徽赛福电子有限公司 | High-integrated filter component |
-
2015
- 2015-12-25 CN CN201521095875.0U patent/CN205212434U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106100302A (en) * | 2016-08-22 | 2016-11-09 | 重庆大及电子科技有限公司 | A kind of novel filtering unit |
| CN106100302B (en) * | 2016-08-22 | 2019-02-19 | 重庆大及电子科技有限公司 | A kind of novel filtering unit |
| CN106374866A (en) * | 2016-08-31 | 2017-02-01 | 安徽赛福电子有限公司 | High-integrated filter component |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |