CN2862465Y - Remote control signal surge protector - Google Patents
Remote control signal surge protector Download PDFInfo
- Publication number
- CN2862465Y CN2862465Y CN 200520099644 CN200520099644U CN2862465Y CN 2862465 Y CN2862465 Y CN 2862465Y CN 200520099644 CN200520099644 CN 200520099644 CN 200520099644 U CN200520099644 U CN 200520099644U CN 2862465 Y CN2862465 Y CN 2862465Y
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- signal
- discharge tube
- self
- circuit board
- surge protector
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- Expired - Fee Related
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Abstract
A protector against remote signal electric surging, including a housing, signal input terminals, signal output terminals, circuit board and control switches. It is characterized in that the electric surging protector is connected in series between signal SPD and the equipment; the control switch adopts remote control switch; a circuit board is mounted inside the housing; the housing is provided with a hanging panel and an earth connecting screw rod leading to the earth via an earth wire. The circuit board consisting of a luminous discharge tube, a transient suppressing diode and a spring-return fuse; its circuit connection adopts trio-level guard circuit; the luminous discharge tube is connected to the signal input end; the spring-return fuse is connected in series to a signal wire; a third-level transient suppressing diode is connected next to the spring-return fuse; crew in the control room can switch on or switch off the device based on practical needs through sending remote control signals to the switch, thus achieving the purpose of device protection.
Description
Technical field
The utility model relates to a kind of anti-lightening protector that is installed in signal line, particularly remote signal surge protector.
Background technology
China soil is vast, and thunderstorm day is on the high side, and southern thunderstorm day in certain areas year, annual lightning current quantity by the signal line transmission was surprising, has brought serious loss to national wealth up to 100～130 days.People use the signal surge protector in order to reduce the harm of thunderbolt in signal transmission line, reduce the harm that thunder and lightning brings to a certain extent.But traditional signal surge protector is when real work; usually run into some problems like this; as: after the signal surge protector has been installed; the electronic equipment that protector suffers damage or works in the open air has been subjected to strong thunderbolt; when surpassing the ability to bear of protector, the equipment that is subjected to the surge protector protection on the circuit can suffer damage equally.
Constantly bring forth new ideas under the new situation in world's communication technology, the signalling arrangement of working in the open air is more and more, therefore also needs more protection accordingly.Both at home and abroad the lightning protection industry all has more intelligence, signal lighting protection product that function is more complete in development.For solve distribute various and exchange, data office, module office that physical features is numerous and diverse, enter web, ID website, mobile communication base station; satellite earth station, microwave station etc. are avoided thunder disaster because of lightning induction by network data line, holding wire, remote control system, supervisory control system, and a kind of signal surge protector (being called for short SPD) that can Long-distance Control has been developed in my company's recent studies on.Contour structures is seen accompanying drawing 1.Remote signal SPD can realize the anti-lightening protector of Remote equipment, in the safety of guaranteeing signal transmission apparatus and operate as normal, reduces the input of human and material resources, satisfies the needs of protection equipment, the paces of adaptation epoch fast development.Find by research domestic and international like product; though surge protector has used for many years; but the domestic Remote signal SPD that also do not adopt carries out the lightning protection of signalling arrangement at present; that is to say at present domestic this series products that still do not have; also do not have relevant standard, it is significant that we research and develop this series products.
Summary of the invention
The inventor has designed a kind of remote signal surge protector at the situation of the lightning protection of present equipment, is installed in the protection system of circuit, and signal circuit is protected, and the overcurrent of restriction thunder and lightning or lightning induction, overvoltage are to the influence of protected system.
The utility model is achieved in that
A kind of remote signal surge protector; comprise shell; signal input terminal; signal output terminal and circuit board; control switch; be characterized in: this surge protector is connected between signal SPD and the equipment; control switch adopts the remote control control switch; circuit board is installed in the enclosure; shell is provided with link plate; and there is grounding screw rod to introduce the earth by ground wire; described circuit board is by gas discharge tube; Transient Suppression Diode; self-healing fuse is formed; its circuit connecting mode adopts the three-level protective circuit; gas discharge tube is connected on signal input part; the transient state overcurrent that is used to release, self-healing fuse is connected on the holding wire, as second level current-limiting circuit; the Transient Suppression Diode of the third level is connected on after the self-healing fuse, is used for the clamper deboost.
In the circuit of above-described circuit board, when holding wire has multichannel, gas discharge tube can have several, Transient Suppression Diode, self-healing fuse PTC also have several, one of gas discharge tube terminates at the input of holding wire, other end ground connection, self-healing fuse PTC is connected on the holding wire, two Transient Suppression Diodes of another termination of self-healing fuse PTC (one of them diode one end ground connection; Another is connected across between holding wire), connect the holding wire output at last.
This remote signal surge protector Long-distance Control has partly adopted controllable remote control switch; be connected between signal SPD and the equipment; the staff in control room is according to the needs of actual conditions; folding by the remote control switch that transmits control signal; disconnect or connection equipment, thereby reach the purpose of protection equipment.Simultaneously, in order to guarantee the round-the-clock work of control section energy, the lightning protection device that we install additional in control circuit is realized omnibearing protection.
This product is to need not under the situation that work maybe may be struck by lightning by the communicating by letter of remote signal off device and control room equipment temporarily to be opened from line interruption at electronic equipment, plays obstruct thunder and lightning overcurrent and superpotential protection effect.
The concrete course of work of this remote signal surge protector is: when the transient state overcurrent when each holding wire or control line are transferred to protective circuit, along with lightning current increases, PTC heats up rapidly, resistance increases, and suppresses the transient state overcurrent and passes through; The voltage drop at gas discharge tube two ends is increased, impel gas discharge tube to reach the discharge voltage value, the gas discharge tube action among the SPD is released most induced current into ground through leadage circuit, protects other element.Transient Suppression Diode is extremely short operate time, can cause lightning current between line, the voltage difference between line ground is limited in certain scope, well plays the effect of clamper pressure limiting, guarantees that equipment can not damage.
Remote has partly adopted controllable switch; be connected between signal SPD and the equipment, the staff in control room is according to the needs of actual conditions, by the folding of the remote control switch that transmits control signal; disconnect or connection equipment, thereby reach the purpose of protection equipment.
Operation principle of the present utility model is as follows:
Surge protector SPD can need not under the situation that work maybe may be struck by lightning communicating by letter by the temporary transient off device of remote signal and control room at electronic equipment; equipment is kept apart from circuit; be not subjected to the influence of abnormal conditions in the circuit, the various signalling arrangements of better protection.Such as: long 5 kilometers of the runway on certain airport; the control room is at the runway middle part; have many guide takeoff and landing equipment at two of runway and along runway; installation by the remote signal surge protector; can guarantee that various types of signal equipment is not subjected to surge overcurrent, superpotential harm, can also realize Remote various types of signal equipment.Need not be the time for aircraft navigation or abominable thundery sky; send control signal by the remote signal surge protector from the control room, airport; cut off with all kinds of navigator between be connected; allow equipment separate from circuit; prevent to propagate the various kinds of equipment of invading on the circuit in the line, reduced the possibility that electronics, electric equipment are struck by lightning and other situations are damaged because of overcurrent, the overvoltage of being struck by lightning or induction causes.When thunderbolt maybe needs to use equipment later, send control command from the control room again, equipment is connected on the circuit operation of restorer.
The utility model product is with reference to domestic existing technical merit; and the needs in this lightning protection market, field, developed this type of lightning-protected product, be installed in the protection system of circuit; signal circuit is protected, and the overcurrent of restriction thunder and lightning or lightning induction, overvoltage are to the influence of protected system.This product is to need not under the situation that work maybe may be struck by lightning communicating by letter by remote signal off device and control room at electronic equipment, equipment is temporarily opened from line interruption, play intercepting thunder and lightning overcurrent and superpotential protection effect, it is applicable to airport control circuit, radar control circuit, facility information transmission line, measuring instrument line, meteorological observation line, computer communication network holding wire, the transmission of close-circuit television,closed-circuft televishon signal and other signal line.
Description of drawings
Fig. 1 is the external structure of remote signal surge protector SPD;
Fig. 2 is the circuit structure diagram of remote signal surge protector SPD;
Fig. 3 is the control principle figure of remote signal surge protector SPD.
Embodiment
As shown in Figure 1; the remote signal surge protector has shell 3, signal input terminal 8, remote control switch signal input terminal 7, signal output terminal 6, control switch 4; circuit board 1 is installed in the shell 3, and shell 3 is provided with link plate, and has grounding screw rod 2 to introduce the earth by ground wire.
As shown in Figure 2; the circuit of remote signal surge protector is made up of gas discharge tube 9, Transient Suppression Diode 11, self-healing fuse PTC 10; its circuit connecting mode adopts the three-level protective circuit; gas discharge tube 9 is connected on signal input part; the transient state overcurrent that is used to release, self-healing fuse PTC 10 is connected on the holding wire, as second level current-limiting circuit; the Transient Suppression Diode 11 of the third level is connected on after the self-healing fuse PTC 10, is used for the clamper deboost.When holding wire has multichannel (Fig. 2 circuit diagram), gas discharge tube 9 can have several, Transient Suppression Diode 11, self-healing fuse PCT also have several, gas discharge tube 9 is connected on the input of two holding wires, self-healing fuse PTC 10 1 ends are in parallel with gas discharge tube 9, be connected on the holding wire, two Transient Suppression Diodes 11 of self-healing fuse PTC 10 another terminations connect the holding wire output at last again.
Fig. 3 has shown remote signal surge protector control principle; remote portion has adopted controllable remote control switch 12; be connected between signal SPD and the equipment 12; the staff in control room is according to the needs of actual conditions; folding by the remote control switch 12 that transmits control signal; disconnect or connection equipment, thereby reach the purpose of protection equipment.
Claims (2)
1; a kind of remote signal surge protector; comprise shell; signal input terminal; signal output terminal and circuit board; control switch; it is characterized in that: this surge protector is connected between signal SPD and the equipment; control switch adopts the remote control control switch; circuit board is installed in the enclosure; shell is provided with link plate; and there is grounding screw rod to introduce the earth by ground wire; described circuit board is by gas discharge tube (9); Transient Suppression Diode; self-healing fuse is formed; its circuit connecting mode adopts the three-level protective circuit; gas discharge tube (9) is connected on signal input part; self-healing fuse (10) is connected on the holding wire, and the Transient Suppression Diode 11 of the third level is connected on self-healing fuse (10) afterwards.
2, remote signal surge protector according to claim 1; it is characterized in that: gas discharge tube and Transient Suppression Diode, self-healing fuse PCT are provided with several in the circuit board of multiple signals line; gas discharge tube (9) is connected on the input of two holding wires; self-healing fuse (10) one ends are in parallel with gas discharge tube (9); be connected on the holding wire again; self-healing fuse (10) two Transient Suppression Diodes of another termination (11) connect the holding wire output at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520099644 CN2862465Y (en) | 2005-12-23 | 2005-12-23 | Remote control signal surge protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520099644 CN2862465Y (en) | 2005-12-23 | 2005-12-23 | Remote control signal surge protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2862465Y true CN2862465Y (en) | 2007-01-24 |
Family
ID=37660094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520099644 Expired - Fee Related CN2862465Y (en) | 2005-12-23 | 2005-12-23 | Remote control signal surge protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2862465Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103036225A (en) * | 2011-09-29 | 2013-04-10 | 河南安宏信息科技有限公司 | Lightning protection technology |
-
2005
- 2005-12-23 CN CN 200520099644 patent/CN2862465Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103036225A (en) * | 2011-09-29 | 2013-04-10 | 河南安宏信息科技有限公司 | Lightning protection technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070124 Termination date: 20121223 |