CN204905091U - Blind formula air switch subassembly of joining in marriage - Google Patents
Blind formula air switch subassembly of joining in marriage Download PDFInfo
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- CN204905091U CN204905091U CN201520672888.3U CN201520672888U CN204905091U CN 204905091 U CN204905091 U CN 204905091U CN 201520672888 U CN201520672888 U CN 201520672888U CN 204905091 U CN204905091 U CN 204905091U
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- air switch
- shell body
- jack module
- connecting plate
- contact pin
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Abstract
The utility model belongs to the aviation management is the electronic components field for the radar, concretely relates to blind formula air switch subassembly of joining in marriage. The socket module of this subassembly in being fixed in appointed equipment to and pluggable plug module of pegging graft on socket module, air switch in the plug module includes the shell body and is fixed in the shell body sets up the passageway that the power supply circulation was gone on the shell body, the electric current is marchd to air switch incoming line department through the passageway via socket module one of them grafting position entering with the plug module to by the air switch outlet, return another grafting position department of socket module and plug module through the passageway. This subassembly can have convenient insert soon blind join in marriage the function in, it possesses high equipment suitability to do, its fast -assembling maintenance efficiency is high to be favorable to realizing the miniaturization and the densification design demand of equipment.
Description
Technical field
The utility model belongs to air traffic control radar electronic components field, is specifically related to a kind of blindly join formula air switch assembly.
Background technology
Air switch, as long as be that in a kind of circuit, electric current overrate will the switch of automatic shutoff circuit.In air traffic control radar industry, air switch is part important in air traffic control radar electronic equipment.Conventional air switch structure, described in the Chinese patent name being CN104810191A at notification number is called that the Chinese patent name that " a kind of air switch " and notification number are CN104465237A is called in " a kind of primary air switch " and all has: it comprises the housing presenting " convex " shape, the top ends of housing arranges switching device, the two shoulder sides of " convex " word do not arrange incoming line and line outlet, and enclosure interior arranges switching circuit and overcurrent trip etc.During use, by the cable of main circuit to be protected being fixed via incoming line and line outlet and connecting relevant device.If broken down in circuit, then generation effect makes the latch hook in tripping mechanism throw off by overcurrent trip, so the rapid disjunction under the effect of retracting spring of its inner contact, disconnects main circuit, thus plays circuit protection object.After solution fault, pull switch device, air switch can reset and turning circuit again, to reuse.Air switch when fixing, then use weld tabs welding external cable into and out of line mouth position, realizing air switch using function.
Due to the fast development of social technology, the problem existing for traditional air switch also becomes increasingly conspicuous, and is mainly manifested in: on the one hand, for ensureing the involutory accuracy of cable welding, the cable welding operation of air switch, is all carrying out can carrying out after switch is fixed.And once air switch is fixed on designated equipment as after in rack; by the impact of operating space limited in cabinet; often can limit welding operation space on the contrary again; thus not only cause the inefficiencies of whole assembling process; also can have influence on the solid welding quality of solder joint, and then the functional reliability of crisis equipment.Meanwhile, complicated property during assembling, also can have influence on its dismounting and change process, thus sharply add the mean time to maintenance action of radar system.On the other hand, in order to install air switch, in structured design process, must while the assembling capacity considering air switch, also need to accept or reject the air switch size of different model, to obtain the device interior part layout of relative compact, waste time and energy and do not say, also can have a negative impact to the Miniaturization Design of equipment.
Summary of the invention
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, a kind of rational in infrastructure and blind formula air switch assembly of joining of practicality is provided, its can have easily fast insert blind join function while, also high equipment suitability can be possessed, its fast-assembling maintenance efficiency is high, and is conducive to miniaturization and the compact designed demand of the equipment that realizes.
For achieving the above object, the utility model have employed following technical scheme:
One is blind joins formula air switch assembly, it is characterized in that: this assembly comprises the jack module be fixed in designated equipment, and the pluggable modular plug be plugged on jack module; Described modular plug comprises shell body and is fixed on the air switch in shell body, shell body is arranged the passage for current pass; Electric current enters via one of them plugging position of jack module and modular plug, proceeds to air switch incoming line place by row of passages, and by air switch line outlet, returns to another plugging position place of jack module and modular plug through passage.
Described shell body profile is in the box like structure possessing " convex " shape cavity; With the direction, plugging position place of shell body for front end, the shoulder section of " convex " shape cavity is positioned at the rear end of shell body, one side of the opposed front end of shell body be uncovered shape with dismountable placement air switch, and arrange in this side and cover that this is uncovered and limit the side plate of air switch displacement action in the direction; Above-mentioned shoulder section form the longitudinal spacing constraint that top ends that passage forms inlay card and spacing air switch does above-below direction action, the switching device being positioned at air switch top ends place is formed passage place by above-mentioned shoulder section and is leant out shell body; Form against coordinating between the circular bead surface of shoulder section with two shoulders of air switch, and be jointly construed as limiting with the dismountable gear block being positioned at shell body front end place the cross spacing that air switch does fore-and-aft direction action and retrain; The setting of described air switch is into and out of having between the both sides of line mouth and the respective side of " convex " shape cavity for the current gap of cable, and this gap forms above-mentioned passage.
The antetheca of described shell body, with the affixed formation of keyset, keyset is arranged the cable-through hole of walking for cable; On keyset, laminating is connected with male connecting plate, male connecting plate is settled the contact pin matched with the spliced eye of jack module, and contact pin is two and coordinates to forming to be electrically connected between the corresponding cable after cable-through hole.
Described contact pin is fried dough twist contact pin; Male connecting plate is also provided with the alignment pin for locating its grafting direction, alignment pin be at least be placed in two of contact pin two ends and its axial length direction and contact pin axial length direction arranged parallel to each other.
Described jack module profile is in the square aperture box like structure uncovered to jack module side, and the wiring hole offered and connect and draw circuit cable to be protected is run through in jack module box bottom; Arrange the female connecting plate connecting main circuit cable in jack module, female connecting plate is arranged and the spliced eye coordinated between contact pin; Upside shell wall and the shell wall place, downside of described shell body are all arranged with location notch along its grafting direction, and jack module has positioning strip by the corresponding position on its opening edge to modular plug is extended, forms guide tracked grafting location fit between the two.
The two ends place of described female connecting plate is respectively arranged with installing hole, the box bottom relative set screwed hole of jack module, forms bolt between the two and coordinates; Described installing hole diameter is greater than the diameter of bolt, can do action of floating to make female connecting plate along the box bottom surface of jack module.
Described location notch presents the one end open shape of the front end being positioned at shell body and is positioned at the rectangular groove structure of the back-end closure shape of shell body; The top end of positioning strip arranges threaded mounting hole, and mounting screw penetrates via the screw hole that the above-mentioned blind end of location notch is default, and and forms threaded engagement between the above-mentioned threaded mounting hole of positioning strip.
The beneficial effects of the utility model are:
1), abandoned the direct assembling of conventional air switch, complicated defect is safeguarded in the such as solder joint caused welding insufficient space and dismounting.The concept of the introducing plug and socket that the utility model looks for another way, by will available air switch on the market, in advance before assembly namely directly coupling be fixed in modular plug, thus the grafting directly carrying out modular plug and jack module when assembling operates.Aforesaid operations mode, the solder joint solid welding operation affecting equipment functional reliability and maintenance efficiency usually the most can perform in device external completely, and traditional welding insufficient space situation can effectively be avoided.Even can arrange that multiple modular plug of the same race is for changing at any time, its renewal of the equipment maintenance efficiency can be greatly improved.In addition, owing to adopting shell body as fixture, when carrying out initial design layout to cabinet inner part, certain shell body can fixing multiple air switch can be selected completely as constant design size, and without the need to considering the impact of different model air switch for device space layout, thus effectively can reduce design burden.
To sum up, the utility model is reliably rational in infrastructure, and it can after carrying out initial modular plug assembly manipulation, and can have fast inserting easily and blindly join function, compared to traditional direct assembled air switch, it safeguards that dismounting efficiency can be greatly improved.Meanwhile, equipment suitability high between modular plug and jack module, the selectivity not by which kind of type air switch affects, and applicable surface is extremely wide.The utility model fast-assembling maintenance efficiency is high, and is conducive to miniaturization and the compact designed demand of the equipment that realizes, reliable operation and stablizing.
2), in fact, for the assembly relation of shell body and air switch, the clad type that both can carry out air switch by box-shaped member is fixed, also the fixing operation of air switch can directly be carried out by bolt structure, even directly shell body can be designed to the slab construction merely with plug, and air switch is fixed on this plate body, equally can realize the forming process of its modular plug and not affect its actual use.The utility model, as the further prioritization scheme of aforementioned schemes, has selected open box structure.On the one hand, by the two-way location of side plate of arranging in pairs or groups at the bottom of open box box, while the convenient dress extract operation ensureing air switch, realize it gets direction position constraint object along dress.On the other hand, by " convex " shape cavity of shell body, rely on shoulder section to limit the top ends of the air switch of traditional type structure, its action constraint is along the vertical direction defined.In addition, the shoulder of shoulder section and air switch against, coordinate the gear block that shell body front end place bolt is fixing, then ensure that air switch action constraint along the longitudinal direction.Aforementioned channels, then formed with the sidewall spacers of the above-mentioned cavity of air switch and shell body, so that cable rationally passes through, just repeat no more herein.
In brief, divide with three-dimensional coordinate system, the uncovered shape of above-mentioned " convex " shape cavity arranges collocation side plate, limits air switch along Z axis displacement; And the clamping of shoulder section to air switch top ends is spacing, constrain the Y-axis action of air switch; The final shoulder section that relies on again coordinates gear block, the X-axis displacement of restriction air switch.Above-mentioned restriction, ensure that air switch position steadiness after said fitting and constancy, and convenient dismounting during dismounting, finally for the reliably working of equipment provides basic guarantee.
3), the structure of keyset collocation male connecting plate, achieve the commutativity of this position especially male connecting plate.Even can for different spliced eyes and even cable fineness degree, appropriateness carries out corresponding keyset and the online fast of male connecting plate is changed.During practical operation, cable, via contact pin tail end, through the cable-through hole of keyset, then is connected in series incoming line and the line outlet of air switch respectively by passage, to complete the conducting operation of electric current course.Contact pin is fried dough twist contact pin, guarantees that between male connecting plate and follow-up female connecting plate, plug is submissive and effective, to promote plug high reliability between the two.
4), the setting of alignment pin, improve the grafting degree of reliability between contact pin and spliced eye further.During actual use, even female connecting plate installing hole diameter can be greater than its diameter of bolt, produce floatability to make female connecting plate.The locating effect of collocation alignment pin, thus ensure the stable assembling demand between modular plug and jack module.Due to the floatability of female connecting plate, make it can appropriate adjustment level, vertical displacement in blind to join in process, eliminate the impact of design tolerance and assembly project.The alignment pin of Male head connector also can adopt different-diameter to design as one sees fit, to avoid plugging together the fault that misoperation brings.
5), jack module, by thereon without electronic maintenance part, be directly fixed during use and the appointed part place of rack.As including the matching parts matched between the modular plug of air switch, jack module is furnished with positioning strip, again to promote the reliability of frequent grafting assembling between the two, avoid both grafting direction deflections and the contact pin that may cause hits the situations such as curved, it operates very convenient and swift.After modular plug inserts jack module completely, wear location shell body and positioning strip with screw, to guarantee being mounted with between the two, thus the follow-up reliability service effect of guarantee equipment further.
Accompanying drawing explanation
Fig. 1-2 is the perspective view after the utility model assembling;
Fig. 3 is the perspective view of modular plug;
Fig. 4 is the front view after Fig. 3 structure removes side plate;
Fig. 5 is the structural blast figure of Fig. 3;
Fig. 6-7 is the perspective view of jack module;
Fig. 8 is the structural blast figure of Fig. 6;
Fig. 9 is the respective outer side edges schematic diagram of male connecting plate and female connecting plate.
Illustrate each label and the utility model each component names corresponding relation is as follows:
10-modular plug
11-shell body 11a-shoulder section 11b-location notch 12-passage 13-side plate
14-gear block 15-keyset 15a-cable-through hole
16-male connecting plate 16a-contact pin 16b-alignment pin
20-jack module 21-wiring hole 22-female connecting plate
22a-spliced eye 22b-installing hole 23-positioning strip 23a-threaded mounting hole
30-air switch 40-mounting screw
Embodiment
For ease of understanding, composition graphs 1-9 does following further describing to concrete enforcement structure of the present utility model and installation procedure herein:
Concrete structure of the present utility model, as shown in figures 1-8.Whole device is made up of two parts, comprises modular plug 10 and jack module 20, between the two by mating to plug to coordinate between contact pin 16a with spliced eye 22a, thus forms the connect-disconnect structure between similar conventional socket and plug.Specifically as in Figure 3-5, in modular plug 10, first the male connecting plate 16 with fried dough twist contact pin and alignment pin 16b is fixed on keyset 15, then connected incoming line and the line outlet of male connecting plate 16 place contact pin 16a and air switch 30 by cable soldering, coordinate with the electrical connection realized between the two.Again air switch 30 is put into shell body 11 by the open-mouth of shell body 11.By the shoulder of air switch 30 and top ends with shoulder section 11a spacing good after, re-use gear block 14 and prop up air switch 30 tail end, finally side plate 13 is installed, and carries out the installation of keyset 15 at the front end place of shell body 11.Now once energising, the electric current course of modular plug 10 is: contact pin 16a-cable-air switch 30 incoming lines-air switch 30 line outlets-cable-contact pin 16a.And in jack module 20, as shown in figs 6-8, after the fixing female connecting plate 22 that floats, connect external device circuitry by wiring hole 21 Denso being arranged on jack module 20 box bottom therein.During use, jack module 20 back also namely the upper-lower position at the mating surface place of its laminating external equipment or structure be respectively arranged with threaded securing bores, jack module 10 by this threaded securing bores and external equipment or anatomical connectivity, and then fixes whole air switch assembly.
As shown in Fig. 1-2 and Fig. 9, after the above-mentioned independent assembling completing modular plug 10 and jack module 20 respectively, jack module 20 can be fixed on corresponding site place in cabinet, the railway effect of contact pin 16a by positioning strip 23 relative positioning groove 11b of modular plug 10 and the positioning action of alignment pin 16b, and insert jack module 20 smoothly, complete blind assembling of joining air switching device, its operation is very convenient and swift.When needs carry out later maintenance operation, only need directly pull the plug out of the socket module 10, carries out the inspection of its internal electrical component.And when needing the failure replacement carrying out air switch 30, also only need pull the plug out of the socket module 10, and the rapid welding that the external environment condition larger in space carries out old air switch is changed.Even can according to frequency of maintenance, realize preparing a large amount of same model air switches 30 and modular plug 10, so that carry out online high frequency time fast to safeguard replacement operation, its site examining and repairing and maintenance efficiency can be greatly improved.
The utility model is rational in infrastructure and reliable, does not limit and requirement, be extremely applicable in the environment needing Quick overhaul to assemble as narrow space environment such as racks the assembly manipulation space of air switch 30.Owing to have employed box body structure, without the need to considering reserved assembly space in such as cabinet part layout designs, even installation region also can realize constantization, and equipment overall structure is compact.During practical application, directly can meet the compact electric connector of telecommunication requirement according to use current requirements and actual installation space requirement customization, thus implementation structure compact in design and the close-connected effect of electric connector.Each counterpart can adopt aluminium sheet to process, and surface conductance is oxidized, and spray paint, color is consistent with air switch, and monnolithic case is attractive in appearance.The utility model not only achieves air switch 30 quick-speed plug, changes the target of breakdown switch in time, connect closely reliable between each electric connector simultaneously, plant maintenance and operability when changing have also been obtained effective lifting, obviously very meet the high efficiency of current user and allegro modern production demand.
Claims (7)
1. blindly join a formula air switch assembly, it is characterized in that: this assembly comprises the jack module (20) be fixed in designated equipment, and the pluggable modular plug (10) be plugged on jack module (20); Described modular plug (10) comprises shell body (11) and is fixed on the air switch (30) in shell body (11), shell body (11) is arranged the passage (12) for current pass; Electric current enters via jack module (20) one of them plugging position with modular plug (10), air switch (30) incoming line place is marched to by passage (12), and by air switch (30) line outlet, return to another plugging position place of jack module (20) and modular plug (10) through passage (12).
2. one according to claim 1 is blind joins formula air switch assembly, it is characterized in that: described shell body (11) profile is in the box like structure possessing " convex " shape cavity; With the direction, plugging position place of shell body (11) for front end, the shoulder section (11a) of " convex " shape cavity is positioned at the rear end of shell body (11), one side of the opposed front end of shell body (11) be uncovered shape with dismountable placement air switch (30), and arrange in this side and cover that this is uncovered and limit the side plate (13) of air switch displacement action in the direction; Above-mentioned shoulder section (11a) form the longitudinal spacing constraint that top ends that passage forms inlay card and spacing air switch (30) does above-below direction action, the switching device being positioned at air switch (30) top ends place is formed passage place by above-mentioned shoulder section (11a) and is leant out shell body (11); The circular bead surface of shoulder section (11a) is formed against coordinating with between two shoulders of air switch (30), and is jointly construed as limiting with the dismountable gear block (14) being positioned at shell body (11) front end place the cross spacing that air switch (30) does fore-and-aft direction action and retrains; The setting of described air switch (30) is into and out of having between the both sides of line mouth and the respective side of " convex " shape cavity for the current gap of cable, and this gap forms above-mentioned passage (12).
3. one according to claim 2 is blind joins formula air switch assembly, it is characterized in that: the antetheca of described shell body (11), with keyset (15) affixed formation, keyset (15) is arranged the cable-through hole (15a) of walking for cable; The upper laminating of keyset (15) is connected with male connecting plate (16), male connecting plate (16) is upper settles the contact pin (16a) matched with the spliced eye of jack module (20), and contact pin (16a) is two and coordinates to forming to be electrically connected between the corresponding cable after cable-through hole (15a).
4. one according to claim 3 is blind joins formula air switch assembly, it is characterized in that: described contact pin (16a) is fried dough twist contact pin; Male connecting plate (16) is also provided with the alignment pin (16b) for locating its grafting direction, alignment pin (16b) be at least be placed in two of contact pin (16a) two ends and its axial length direction and contact pin (16a) axial length direction arranged parallel to each other.
5. the one according to claim 3 or 4 is blind joins formula air switch assembly, it is characterized in that: described jack module (20) profile is in the square aperture box like structure uncovered to jack module (10) side, and the wiring hole (21) offered and connect and draw circuit cable to be protected is run through in jack module (20) box bottom; Arrange the female connecting plate (22) connecting main circuit cable in jack module (20), female connecting plate (22) is upper to be arranged and the spliced eye (22a) coordinated between contact pin (16a); Upside shell wall and the shell wall place, downside of described shell body (11) are all arranged with location notch (11b) along its grafting direction, jack module (20) has positioning strip (23) by the corresponding position on its opening edge to modular plug (10) is extended, forms guide tracked grafting location fit between the two.
6. one according to claim 5 is blind joins formula air switch assembly, it is characterized in that: the two ends place of described female connecting plate (22) is respectively arranged with installing hole (22b), the box bottom relative set screwed hole of jack module (20), forms bolt between the two and coordinates; Described installing hole (22b) diameter is greater than the diameter of bolt, can do action of floating to make female connecting plate (22) along the box bottom surface of jack module (20).
7. one according to claim 5 is blind joins formula air switch assembly, it is characterized in that: described location notch (11b) presents the one end open shape of the front end being positioned at shell body (11) and is positioned at the rectangular groove structure of the back-end closure shape of shell body (11); The top end of positioning strip (23) arranges threaded mounting hole (23a), mounting screw (40) penetrates via the screw hole that the above-mentioned blind end of location notch (11b) is default, and and forms threaded engagement between the above-mentioned threaded mounting hole (23a) of positioning strip (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520672888.3U CN204905091U (en) | 2015-08-31 | 2015-08-31 | Blind formula air switch subassembly of joining in marriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520672888.3U CN204905091U (en) | 2015-08-31 | 2015-08-31 | Blind formula air switch subassembly of joining in marriage |
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| Publication Number | Publication Date |
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| CN204905091U true CN204905091U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520672888.3U Active CN204905091U (en) | 2015-08-31 | 2015-08-31 | Blind formula air switch subassembly of joining in marriage |
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| Country | Link |
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| CN (1) | CN204905091U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161331A (en) * | 2015-08-31 | 2015-12-16 | 安徽四创电子股份有限公司 | Blind-mate air switch assembly |
-
2015
- 2015-08-31 CN CN201520672888.3U patent/CN204905091U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161331A (en) * | 2015-08-31 | 2015-12-16 | 安徽四创电子股份有限公司 | Blind-mate air switch assembly |
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