CN202797948U - Signal lightning protection device for optimal protection - Google Patents
Signal lightning protection device for optimal protection Download PDFInfo
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- CN202797948U CN202797948U CN2012204779177U CN201220477917U CN202797948U CN 202797948 U CN202797948 U CN 202797948U CN 2012204779177 U CN2012204779177 U CN 2012204779177U CN 201220477917 U CN201220477917 U CN 201220477917U CN 202797948 U CN202797948 U CN 202797948U
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- circuit board
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- shell fragment
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Abstract
The utility model relates to a signal lightning protection device for optimal protection, which consists of two parts of a main body protector and a protection box, wherein the main body protector comprises a slab shell, a main body circuit board, a socket electrode slice, a wire connecting terminal, a high voltage discharge element and a current-limiting communication element; the protection box comprises a draw type small box, a small circuit board, a voltage-limiting element, a small spring, a tripping elastic sheet and a pin electrode; the high voltage discharge element, the current-limiting communication element and the socket electrode slice are arranged on the main body circuit board inside the slab shell; one end of the small spring is sleeved on the edge of the small circuit board and the other end of the small spring abuts against the tripping elastic sheet, and low-temperature solder points are melted when the voltage-limiting element becomes invalid so that one end of the tripping elastic sheet is separated from the circuit; the pin electrode is also welded on the small circuit board so that pins are extended to the lower side surface of the drawer type small box; and the device is adapted to the tripping elastic sheet of the main body protection box through the pin electrode. During examination, repairing and replacing, important communication signals cannot be interrupted just by pulling out the protection box for maintenance so that the basic lightning protection function of communication line is continuously effective.
Description
Technical field
The utility model relates to the lightning protection device field, is specifically related to a kind of siganl thunder-proof device of optimizing protection.
Background technology
Siganl thunder-proof device is a kind of lightning protection, Anti-surging device that is serially connected on electronic equipment, the communication equipment port; adopt the thunder-lightning sub-element; use the principles such as discharge, choked flow, pressure limiting, can reduce or the erasure signal circuit in the energy of lightning induction, play the effect of lightning protection.Different according to protected device talk type and interface; siganl thunder-proof device commonly used has lightning arrester for telephone, carrier wave lightning protection device, video lightning protection device, network ' s thunder device, digital signal lightning protection device, analog signal lightning protection device and switching signal lightning protection device etc., the siganl thunder-proof devices such as two-wire system (RS-485) commonly used, three-wire system (RS-232), four-wire system (RS-422) in computer communication.
The two wires generally is designed to the sheet trapezium structure to the siganl thunder-proof device of four-wire system, and both sides are the plane, can splice and combine, by the multiple expansion of two wires; Respectively there is binding post at two ends, are divided into inlet wire (input) end, outlet (output) end and earth terminal; The external signal line of the required thunder and lightning of inlet wire termination susceptible, the inner protected equipment of outlet termination, earth terminal must reliably be connected with device external the earth terminal nearby; Bottom at lightning protection device all is provided with the installation bayonet socket, can be installed on the guide rail of cabinet of communication equipment.
Although lightning protection device is lightning protection earial drainage, longer use repeatedly, also may lose efficacy or damage through stroke.Siganl thunder-proof device and lightning protection for power supply that design comparison is perfect are similar, also have dropout self-shield and Indication of Losing Efficacy function, can make the electrode automatic trip from signal line when lightning protection device itself loses efficacy, and can see that in the panel indicating window colour code changes.Siganl thunder-proof device will be changed and be overhauled after losing efficacy usually, because siganl thunder-proof device is serially connected in the communication line, so when lightning protection device takes off from signal line, just inevitable communication interruption; The siganl thunder-proof device of some improved is split-type structural, can only change lightning-protection module, and so that the module base of lightning protection device is retained on the mounting guide rail connection of inhibit signal circuit.The version of these existing siganl thunder-proof devices, in the replacing after siganl thunder-proof device lost efficacy, the maintenance process, some will interrupt normal communication, and some will lose lightning protection function, and the appearance of this situation is unallowable for some important communication lines.
The utility model content
For solving the problems of the technologies described above; the utility model provides a kind of siganl thunder-proof device of optimizing protection; main body protector and protection box two-part structure by described lightning protection device; when maintenance and replacing siganl thunder-proof device; not only can keep the connection status of main body protector in communication line, and can keep the thick defencive function of main body lightning protection part, when extracting the protection box and keep in repair; important communication signal can not interrupted, make the main lightning protection function continuous and effective of communication line.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of siganl thunder-proof device of optimizing protection is comprised of main body protector and protection box two parts, and the main body protector is comprised of sheet shape housing, main body circuit board, socket electrode slice, binding post, electrion element, current limliting communication element etc.; The protection box is comprised of drawer type capsule, little circuit board, pressure limiting element, little spring, dropout shell fragment, pin electrode etc.; Described main body circuit board is fixed in the described shape housing, and described binding post is welded on the described main body circuit board; The electrion element that is attempted by between input terminal and the earth terminal is housed on the described main body circuit board, also current limliting communication element and the socket electrode slice that connects between input terminal and the outlet terminal is housed; One end of described little spring is enclosed within on the little board edge, and the other end is against on the described dropout shell fragment, can low temperature tin point be melted because of heating during described pressure limiting component failure, makes dropout shell fragment one end breaking circuit; Described pin electrode also is welded on the little circuit board, and makes pin stretch out downside at the drawer type capsule; Socket electrode slice by described pin electrode and main body protection box connects, and the protection box is plugged together on the main body protector.
Preferably, described binding post is divided into input terminal, outlet terminal and earth terminal, and described input terminal, outlet terminal and earth terminal all are welded on the described main body circuit board.
Preferably, the little box top of described drawer type has an Indication of Losing Efficacy window, and described little circuit board is fixed in the drawer type capsule, and an end of described pressure limiting element is welded on the little circuit board, and the other end uses the eutectic welding tin welding on the dropout shell fragment.
Preferably, described dropout shell fragment end face scribbles red-label, and behind described dropout shell fragment one end breaking circuit red-label is displaced in the Indication of Losing Efficacy window.
Pass through technique scheme; the utility model is by being designed to siganl thunder-proof device main body protector and protection box two-part structure; make non-damageable thick protection lightning protection component and more flimsy meticulous lightning protection element separable assembled; make that the overwhelming majority is impaired, the siganl thunder-proof device that lost efficacy is in maintenance with when changing; only need extract the protection box keeps in repair; and the connection status of reservation main body protector in communication line; not only keep important communication signal can not interrupt, and make the basic lightning protection function continuous and effective of communication line.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the disclosed a kind of electrical block diagram of optimizing the siganl thunder-proof device of protection of the utility model embodiment;
Fig. 2 is profile and the internal structure schematic diagram of the disclosed main body protector of the utility model embodiment;
Fig. 3 is profile and the internal structure schematic diagram of the disclosed protection box of the utility model embodiment;
Fig. 4 is the disclosed a kind of complete machine package assembly schematic diagram of optimizing the siganl thunder-proof device of protection of the utility model embodiment;
Fig. 5 is the disclosed siganl thunder-proof device multi-disc combination of the utility model embodiment mounting structure schematic diagram.
What numeral and letter were represented among the figure is the title of embodiment corresponding component, position, hole and mounting material:
1. main body protector 2. is protected 3. shape housings of boxes 3a. guide rail bayonet socket, 4. main body circuit boards, 5. socket electrode slices, 6. binding post 6a1. binding posts, one 6a2. binding post 6b1. binding post, three 6b2. binding post 6c1.PE earth terminals, one 6c2.PE earth terminal, 2 7. electrion elements, 8. current limliting communication elements, 9. drawer type capsule 9a. Indication of Losing Efficacy windows, 10. little circuit board 11. pressure limiting elements 12. little springs 13. dropout shell fragments 14. pin electrodes 15. low temperature bump 16.U shape guide rails
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of siganl thunder-proof device of optimizing protection; its design principle is by described siganl thunder-proof device being designed to main body protector and protection box two-part structure; make non-damageable thick protection lightning protection component and more flimsy meticulous lightning protection element separable assembled; make the overwhelming majority impaired; the siganl thunder-proof device that lost efficacy is when maintenance and replacing; only need extract the protection box keeps in repair; and the connection status of reservation main body protector in communication line; not only keep important communication signal can not interrupt, and make the basic lightning protection function continuous and effective of communication line.
Below in conjunction with embodiment and embodiment the utility model is described in further detail.
As shown in Figure 1, a kind of circuit structure of optimizing the siganl thunder-proof device of protection is divided into main body protector 1 and 2 two parts of protection box, the inlet wire side of main body protector 1 has binding post corresponding to L1, L2 one 6a1 and binding post two 6a2, be used for connecting the outside inlet wire of news circuit, because outside inlet wire is subject to the interference of lightning induction; Outgoing line side also has L1 ', L2 ' corresponding three binding posts, three 6b1 and binding post four 6b2, is used for connecting the input port of news equipment, namely the interface of protected equipment; The lower end of both sides respectively has PE earth terminal one 6c1 and PE earth terminal two 6c2 should be arranged, and generally inlet wire side lower end PE earth terminal one 6c1 is connect nearby the earth pile crown or earthing bar, is used for releasing surge, lightning induction electric current; Protection box 2 is plugged on the main body protector by pin electrode 14 and connects.
As shown in Figure 2, the structure of described main body protector 1 is comprised of sheet shape housing 3, main body circuit board 4, socket electrode slice 5, binding post 6, electrion element 7, current limliting communication element 8; Sheet shape housing 3 is synthetic by cavity and cover plate, in-built main body circuit board 4; Socket electrode slice 5, binding post 6, electrion element 7, current limliting communication element 8 all are welded on the main body circuit board 1; Socket electrode slice 5 is used for connecting with protection box 2; The end of incoming cables of binding post 6 and leading-out terminal are used for being serially connected in communication line, keep normal communication; Earth terminal is used for connecing outside the earth pile crown or earthing bar, the lightning induction energy of can releasing when being struck by lightning; Electrion element 7 is attempted by between holding wire and the earth terminal, is the lightning protection thick protection device of discharging, the lightning induction electric current that can release larger; Current limliting communication element 8 is serially connected in the signal line, can limit impulse current to the destruction of rear class communication apparatus; The downside of sheet shape housing 3 also with bayonet socket 3a is installed, can be installed on the U-shaped guide rail 16 of rack easily.
As shown in Figure 3, described protection box 2 is comprised of drawer type capsule 9, little circuit board 10, pressure limiting element 11, little spring 12, dropout shell fragment 13, pin electrode 14; Described little circuit board 10 is fixed in the drawer type capsule 9, and an end of pressure limiting element 11 is welded on the little circuit board 10, and the other end uses the eutectic welding tin welding on dropout shell fragment 13; One end of described little spring 12 is enclosed within little circuit board 10 to be had on the edge of projection, the other end is against on the described dropout shell fragment 13, the little spring of 11 of dropout shell fragment 13 and pressure limiting elements to be compressed first during assembling, then form low temperature bump 15 with the eutectic welding tin welding, when the 11 impaired inefficacy of pressure limiting element, can make 15 fusings of low temperature tin point because of heating, under the effect of little spring 12, the dropout shell fragment drives the fault element breaking circuit and makes dropout shell fragment 13 end faces scribble red mark and exposes in Indication of Losing Efficacy window 9a; Described pin electrode 14 is welded on the little circuit board 10, and makes pin stretch out downside at drawer type capsule 2, can protect box to connect with main body.
As shown in Figure 4, after the main body protector 1 of described a kind of siganl thunder-proof device of optimizing protection and protection box 2 assemble respectively and finish, become two independently parts, pin electrode on the box 2 closely is plugged in together by the socket electrode slice on the main body protector 1 and protection, form have that electrion is slightly protected, the siganl thunder-proof device of current limliting overcurrent protection, the meticulous protection of pressure limiting is whole; Input terminal binding post one 6a1, binding post three 6b1 and PE earth terminal one 6c1 are in the same side, and outlet terminal binding post two 6a 2, binding post four 6b2 and PE earth terminal two 6c2 are at the opposite side of the Indication of Losing Efficacy window 9a of close end face; In use when seeing the window internal labeling by colourless when transferring redness to, the protection box should be keeped in repair or change to the partial failure of expression siganl thunder-proof device; Bayonet socket 3a is installed at the downside of complete machine, can be installed on the U-shaped guide rail of communication cabinet.
As shown in Figure 5, described a kind of siganl thunder-proof device of optimizing protection can two be used in combination, on two main body protectors 1 just with four input terminals and four outlet terminals, the lightning protection of three lines or four line signal lines be can carry out, the RS-232 of three lines and the communication interfaces such as RS422 of four lines can be used for protecting; When seeing redness among any one the Indication of Losing Efficacy window 9a from two protection boxes 2, all show partial failure of siganl thunder-proof device, all to safeguard and overhaul; The earth terminal of two siganl thunder-proof devices all will connect outside the earth pile crown or earthing bar; After can being close together, two siganl thunder-proof devices are installed on the U-shaped guide rail 16.
Except above-described embodiment; lightning protection for the multiple signals circuit; can adopt the siganl thunder-proof device of multi-disc optimization protection to be used in combination; the line number of protection is two multiple, and the earth terminal on every siganl thunder-proof device all will connect respectively the earth, guarantees well lightning protection earial drainage of every siganl thunder-proof device; after certain a slice protection box lost efficacy; only need extract maintenance or replacing, can not affect the normal communication of circuit, and keep basic lightning protection function.
By to disclosed a kind of above-mentioned explanation of optimizing the siganl thunder-proof device embodiment of protection, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. siganl thunder-proof device of optimizing protection, it is characterized in that: be comprised of main body protector and protection box two parts, the main body protector is comprised of sheet shape housing, main body circuit board, socket electrode slice, binding post, electrion element, current limliting communication element etc.; The protection box is comprised of drawer type capsule, little circuit board, pressure limiting element, little spring, dropout shell fragment, pin electrode etc.; Described main body circuit board is fixed in the described shape housing, and described binding post is welded on the described main body circuit board; The electrion element that is attempted by between input terminal and the earth terminal is housed on the described main body circuit board, also current limliting communication element and the socket electrode slice that connects between input terminal and the outlet terminal is housed; One end of described little spring is enclosed within on the little board edge, and the other end is against on the described dropout shell fragment, can low temperature tin point be melted because of heating during described pressure limiting component failure, makes dropout shell fragment one end breaking circuit; Described pin electrode also is welded on the little circuit board, and makes pin stretch out downside at the drawer type capsule; Socket electrode slice by described pin electrode and main body protection box connects, and the protection box is plugged together on the main body protector.
2. described a kind of siganl thunder-proof device of optimizing protection according to claim 1, it is characterized in that: described binding post is divided into input terminal, outlet terminal and earth terminal, and described input terminal, outlet terminal and earth terminal all are welded on the described main body circuit board.
3. described a kind of siganl thunder-proof device of optimizing protection according to claim 1; it is characterized in that: the little box top of described drawer type has an Indication of Losing Efficacy window; described little circuit board is fixed in the drawer type capsule; one end of described pressure limiting element is welded on the little circuit board, and the other end uses the eutectic welding tin welding on the dropout shell fragment.
4. described a kind of siganl thunder-proof device of optimizing protection according to claim 3, it is characterized in that: described dropout shell fragment end face scribbles red-label, and behind described dropout shell fragment one end breaking circuit red-label is displaced in the Indication of Losing Efficacy window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204779177U CN202797948U (en) | 2012-09-19 | 2012-09-19 | Signal lightning protection device for optimal protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204779177U CN202797948U (en) | 2012-09-19 | 2012-09-19 | Signal lightning protection device for optimal protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202797948U true CN202797948U (en) | 2013-03-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204779177U Expired - Lifetime CN202797948U (en) | 2012-09-19 | 2012-09-19 | Signal lightning protection device for optimal protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202797948U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109408296A (en) * | 2018-10-17 | 2019-03-01 | 中国特种飞行器研究所 | A kind of captive balloon double redundancy computing system |
-
2012
- 2012-09-19 CN CN2012204779177U patent/CN202797948U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109408296A (en) * | 2018-10-17 | 2019-03-01 | 中国特种飞行器研究所 | A kind of captive balloon double redundancy computing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |