CN202758822U - High-density security unit - Google Patents
High-density security unit Download PDFInfo
- Publication number
- CN202758822U CN202758822U CN 201220451369 CN201220451369U CN202758822U CN 202758822 U CN202758822 U CN 202758822U CN 201220451369 CN201220451369 CN 201220451369 CN 201220451369 U CN201220451369 U CN 201220451369U CN 202758822 U CN202758822 U CN 202758822U
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- security unit
- movable part
- conducting strip
- high density
- shell fragment
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Abstract
The utility model relates to a high-density security unit. The high-density security unit comprises a housing, wherein the inside of the housing is provided with a first elastic sheet and a second elastic sheet, and a first reed and a second reed which maintain contact conduction with the first elastic sheet and the second elastic sheet respectively. The inside of the housing is further provided with a heat conducting fin and a movable component, wherein the heat conducting fin and the movable component are soldered and connected through a solder nugget formed at an end portion of the heat conducting fin by a temperature controlled fusible alloy solder. Two sides of the heat conducting fins are provided with discharge tubes. A pre-compressed deformation elastic element is arranged between the heat conducting fin and the movable component. The elastic element is positioned above the solder nugget. According to the high-density security unit, the arrangement of the elastic element disposed above the solder nugget helps to reduce movement area of the movable component, improve utilization rate of internal space of the security unit, thereby reducing external dimension of the security unit and improving setting density of security units.
Description
Technical field
The utility model relates to the Security Unit in the communications field, more particularly, relates to a kind of high density Security Unit.
Background technology
Flourish along with the communications industry, the particularly fast development of FTTX requires more and more higher to the Connection Density of communication module; Home communications market is subjected to the impact of communication products light entering and copper back, the MDF(audio frequency) product will more and more be applied to residential quarter, outdoor mini rack, corridor wall box or ONU(optical network unit) in the case.Be subjected to wall box and ONU(optical network unit) spatial limitation of case, require the MDF(audio frequency) density of module is more high better, traditional Security Unit volume is large, takes up room many, has the low and high in cost of production shortcoming of density.
The utility model content
The technical problems to be solved in the utility model is, uses the defective that density is low, volume is large, cost is higher for the Security Unit of prior art, and a kind of high density Security Unit of simple in structure, small volume is provided.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of high density Security Unit, comprise housing, be provided with the first shell fragment and the second shell fragment in the described housing, and the first reed and the second reed that keep in touch respectively conducting with the first shell fragment and the second shell fragment, it is characterized in that, also be provided with conducting strip and movable part in the described housing, conducting strip is connected to be formed on by temperature control fusible alloy scolder the welding block connection of the end of conducting strip with movable part, the both sides of described conducting strip are provided with discharge tube, be provided with precommpression distortion flexible member between described conducting strip and the movable part, described flexible member is positioned at the top of described welding block.
In high density Security Unit described in the utility model, the first end of described movable part is provided with two welding pawls, described conducting strip insert between two described welding pawls and with weld together by described welding block and two described welding pawls.
In high density Security Unit described in the utility model, the first end of described movable part has two catch, form the opening that a described conducting strip of confession inserts between described two catch, described welding block is positioned at the width of inboard and described welding block of described catch greater than the width of described opening.
In high density Security Unit described in the utility model, the front end of described the first shell fragment and the second shell fragment is " eight " shape and arranges, and described movable part is positioned at the inboard of " eight " font.
In high density Security Unit described in the utility model, the first end of described movable part is connected with described conducting strip by described welding block, and the second end of described movable part has be used to the stopper of keeping out described flexible member.
In high density Security Unit described in the utility model, described flexible member one end is against on the described conducting strip, and the other end is against on the described stopper.
In high density Security Unit described in the utility model, establish for the spacing block set spacing to described flexible member described conducting strip end.
In high density Security Unit described in the utility model, described flexible member is helical spring.
In high density Security Unit described in the utility model, the front end of described housing is provided with light-emitting diode, the pin of described light-emitting diode and the corresponding setting of described movable part.
Implement high density Security Unit of the present utility model, has following beneficial effect: in high density Security Unit of the present utility model, owing to flexible member is arranged on the top of welding block, help to reduce the operating space of movable part, improve the utilance of Security Unit inner space, thereby reduce the external dimensions of Security Unit, improve the density of setting of Security Unit.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the internal structure schematic diagram of the preferred enforcement of high density Security Unit of the present utility model;
Fig. 2 is the principle schematic of the first embodiment of high density Security Unit of the present utility model;
Fig. 3 is the cooperation schematic diagram of conducting strip among the first embodiment of high density Security Unit of the present utility model, movable part and flexible member;
Fig. 4 is the connection diagram of conducting strip and movable part among the first embodiment of high density Security Unit of the present utility model;
Fig. 5 is the cooperation schematic diagram of conducting strip among the second embodiment of high density Security Unit of the present utility model, movable part and flexible member;
Fig. 6 is the connection diagram of conducting strip and movable part among the second embodiment of high density Security Unit of the present utility model.
Embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, be the schematic diagram of first embodiment of high density Security Unit of the present invention.The high density Security Unit of this example comprises the housing 1 of being made by plastic cement, be provided with the first shell fragment 11 and the second shell fragment 12 at housing 1, and the first reed 13 and the second reed 14 that keep in touch respectively conducting with the first shell fragment 11 and the second shell fragment 12, wherein, the first shell fragment 11 and the first reed 13 consist of the first normally closed circuit, and the second shell fragment 12 and the second reed 14 consist of the second normally closed circuit; In housing 1, also be provided with conducting strip 2 and movable part 3, conducting strip 2 and movable part 3 are welded to connect by the welding block 4 that temperature control fusible alloy scolder forms, so-called temperature control fusible alloy scolder refers to that the fusing point of this solder is low, and by controlling the composition of solder, can control the fusing point of solder; Be provided with discharge tube 5 in the both sides of conducting strip 2, conducting strip 2 is sandwiched between two discharge tubes 5, be provided with precommpression distortion flexible member 6 between conducting strip 2 and the movable part 3, flexible member 6 is positioned at the top of welding block 4, when on the external cable overvoltage being arranged, such as 220 volts of civil powers and external cable overlap joint etc., perhaps produce induced voltage, during such as thunderbolt, discharge tube 5 breakdown short circuits this moment, discharge tube 5 can produce a large amount of heat in breakdown process simultaneously, conduction through conducting strip 2 conducts to welding block 4 with heat, make welding block 4 fusings, conducting strip 2 and movable part 3 are thrown off, under the effect of flexible member 6, movable part 3 moves and pushes open the first shell fragment 11 and the second shell fragment 12 to the first shell fragment 11 and the second shell fragment 12 directions one, make the first shell fragment 11 break away from the first reed 13, the second shell fragments 12 and break away from the second reed 14, this moment, the first normally closed circuit and the second normally closed circuit were disconnected.Owing to flexible member 6 is arranged on the top of welding block 4, help to reduce the operating space of movable part 3, improve the utilance of Security Unit inner space, thereby reduce the external dimensions of Security Unit, improve the density of setting of Security Unit.
Referring to Fig. 1 and Fig. 2, in order conveniently to push the first shell fragment 11 and the second shell fragment 12 open, in the present embodiment, the front end of the first shell fragment 11 and the second shell fragment 12 is " eight " shape and arranges, movable part 3 is positioned at the inboard of " eight " font, when movable part 3 moves under the promotion of flexible member 6, can easily the first shell fragment 11 and the second shell fragment 12 be pushed open like this, the first shell fragment 11 and the first reed 13 are disconnected, and the second shell fragment 12 and the first reed 13 disconnect.In order to have prompt facility, front end at housing 1 is provided with light-emitting diode 7, the pin of light-emitting diode 7 and movable part 3 corresponding settings, movable part 3 is after pushing the first shell fragment 11 and the second shell fragment 12 open, can contact with the pin of light-emitting diode 7, make signal and ground conducting, light-emitting diode 7 is realized luminous alarm.
Referring to Fig. 3 and Fig. 4, in the present embodiment, the first end of movable part 3 is connected with conducting strip 2 by welding block 4, and is concrete, the first end of movable part 3 is provided with two welding pawls 32, conducting strip 2 insert between two welding pawls 32 and with weld pawls 32 and weld together with two by welding block 4.In the present embodiment, the second end of movable part 3 has be used to the stopper 31 of keeping out flexible member 6, flexible member 6 is helical spring, and flexible member 6 one ends are against on the conducting strip 2, and the other end is against on the stopper 31, for convenient spacing to flexible member 6, establish in conducting strip 2 ends for the spacing block set 21 spacing to flexible member 6, can be found out the existence of spacing block set 21 by Fig. 3 and Fig. 4, can play position-limiting action to flexible member 6, prevent that flexible member 6 from deviating from.
As shown in Figure 4 and Figure 5, be the relation between conducting strip 2, movable part 3 and the flexible member 6 among the second embodiment of high density Security Unit of the present utility model, in the present embodiment, conducting strip 2 and movable part 3 do not weld together by welding block 4, but be provided with two catch 33 at an end of movable part 3, between two catch 33, form opening 34, one end of conducting strip 2 is inserted in the opening 34, welding block 4 is positioned at the inboard of catch 33, and the width of welding block 4 is greater than the width of opening 43, under the normal condition, welding block 4 can not be by deviating from the movable part 3 like this.Other structures of the Security Unit of the present embodiment are identical with the structure of the Security Unit of the first embodiment, do not giving unnecessary details.
When discharge tube 5 breakdown short circuit, discharge tube 5 can produce a large amount of heat in breakdown process, conduction through conducting strip 2 conducts to welding block 4 with heat, make welding block 4 fusings, at this moment, conducting strip 2 and movable part 3 are thrown off under the effect of flexible member 6, movable part 3 moves and pushes open the first shell fragment 11 and the second shell fragment 12 to the first shell fragment 11 and the second shell fragment 12 directions one, make the first shell fragment 11 break away from the first reed 13, the second shell fragment 12 breaks away from the second reed 14, and this moment, the first normally closed circuit and the second normally closed circuit were disconnected.
In high density Security Unit of the present utility model, owing to flexible member is arranged on the top of welding block, help to reduce the operating space of movable part, improve the utilance of Security Unit inner space, thereby reduce the external dimensions of Security Unit, improve the density of setting of Security Unit.
The above is described embodiment of the present utility model by reference to the accompanying drawings; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away from the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the present utility model.
Claims (9)
1. high density Security Unit, comprise housing (1), (1) is provided with the first shell fragment (11) and the second shell fragment (12) in the described housing, and the first reed (13) and the second reed (14) that keep in touch respectively conducting with the first shell fragment (11) and the second shell fragment (12), it is characterized in that, also be provided with conducting strip (2) and movable part (3) in the described housing (1), described conducting strip (2) is connected 3 with movable part) welding block (4) of end by being formed on described conducting strip (2) by temperature control fusible alloy scolder connects, the both sides of described conducting strip (2) are provided with discharge tube (5), be provided with precommpression distortion flexible member (6) between described conducting strip (2) and the movable part (3), described flexible member (6) is positioned at the top of described welding block (4).
2. high density Security Unit according to claim 1, it is characterized in that, the first end of described movable part (3) is provided with two welding pawls (32), described conducting strip (2) insert between two described welding pawls (32) and with weld together by described welding block (4) and two described welding pawls (32).
3. high density Security Unit according to claim 1, it is characterized in that, the first end of described movable part (2) has two catch (33), form the opening (34) that a described conducting strip of confession (2) inserts between described two catch (33), described welding block (4) is positioned at the width of inboard and described welding block (4) of described catch (33) greater than the width of described opening (34).
4. high density Security Unit according to claim 1 is characterized in that, the front end of described the first shell fragment (11) and the second shell fragment (12) is " eight " shape and arranges, and described movable part (3) is positioned at the inboard of " eight " font.
5. high density Security Unit according to claim 1, it is characterized in that, the first end of described movable part (3) is connected with described conducting strip (2) by described welding block (4), and the second end of described movable part (3) has be used to the stopper of keeping out described flexible member (6) (31).
6. high density Security Unit according to claim 5 is characterized in that, described flexible member (6) one ends are against on the described conducting strip (2), and the other end is against on the described stopper (31).
7. according to claim 1 to 6 each described high density Security Units, it is characterized in that, establish for the spacing block set (21) spacing to described flexible member (6) described conducting strip (2) end.
8. high density Security Unit according to claim 1 is characterized in that, described flexible member (6) is helical spring.
9. high density Security Unit according to claim 1 is characterized in that, the front end of described housing (1) is provided with light-emitting diode (7), the pin of described light-emitting diode (7) and the corresponding setting of described movable part (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220451369 CN202758822U (en) | 2012-09-06 | 2012-09-06 | High-density security unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220451369 CN202758822U (en) | 2012-09-06 | 2012-09-06 | High-density security unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202758822U true CN202758822U (en) | 2013-02-27 |
Family
ID=47737990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220451369 Expired - Fee Related CN202758822U (en) | 2012-09-06 | 2012-09-06 | High-density security unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202758822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107276021A (en) * | 2017-07-04 | 2017-10-20 | 合肥东玖电气有限公司 | A kind of high overvoltage protection of security performance |
-
2012
- 2012-09-06 CN CN 201220451369 patent/CN202758822U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107276021A (en) * | 2017-07-04 | 2017-10-20 | 合肥东玖电气有限公司 | A kind of high overvoltage protection of security performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20190906 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |