CN204597103U - A kind of preventing plugs the small-sized butt connector damaged - Google Patents
A kind of preventing plugs the small-sized butt connector damaged Download PDFInfo
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- CN204597103U CN204597103U CN201520358310.0U CN201520358310U CN204597103U CN 204597103 U CN204597103 U CN 204597103U CN 201520358310 U CN201520358310 U CN 201520358310U CN 204597103 U CN204597103 U CN 204597103U
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- socket
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Abstract
The utility model provides a kind of small-sized butt connector preventing from plugging damage, comprise the contact pin of plug casing and its inside, the jack of Socket casing and inside thereof, also comprise guiding fixing device, described guiding fixing device comprises guide pin and pin-and-hole stud, by guide pin and pin-and-hole stud respectively locking-type plug and socket in corresponding cabinet housing, dock with the main part of socket prior to plug with guide pin in socket docking operation and pin-and-hole stud at plug, be separated in plug with the main part of socket after plug and guide pin in socket separation process with pin-and-hole stud, avoid the damage problem of miniature connector in swapping process, ensure that the safe and reliable application of this type of connector.
Description
Technical field
The present invention relates to field of connectors, be specifically related to a kind of small-sized butt connector of anti-plug damage.
Background technology
Usually, when two equipment (cabinet or installing rack) need electrically to dock, butt guiding devices (or mechanism) is installed in general position that all can be suitable on cabinet, because on-board controller volume is little, front and back panel size is little, do not have enough positions can installation and guide device, so the routine that small-sized butt connector just becomes the application of this class is selected, various miniature connector---core number does not wait from 5 ~ 100, arrange from 1 ~ 3 capable not etc., on-board controller generally uses.The profile of this class miniature connector is rectangle or trapezoidal (being referred to as rectangular connector) substantially.
Small-sized butt connector install and use in there is following defect: if docking mode is one end be cable time, at docking operation socket and plug both sides lock-screw and fixed bolt evenly firmly so the contact pin of connector body or jack not easily damage in swapping process, but docking mode becomes two cabinets when directly docking, guider is lacked after eliminating lock-screw (both sides lock-screw and fixed bolt), as shown in Figure 1 and Figure 5, due to accurately connector position cannot be seen in swapping process, can not control very well to insert or be separated firmly.Often, during insertion, connector body side may tilt insert prior to opposite side causes the pin hole of marginal end to be extruded lateral bending; During dismounting, due to connector position not heart position in the product, thus in separation process often connector body side be separated prior to opposite side, cause the pin hole of marginal end by torsional bending, thus cause connector to damage.This class is applied us also attempted using some to be similar to Anti-misplug guide finger mode, but the Design of length of this type of guide finger is unreasonable still can not solve damage problem in swapping process well.Find by analyzing: the design changing guider, can solve existing plug damage problem under the prerequisite not changing connector main body structure, this is the starting point of this invention.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of connector preventing from plugging damage, under the prerequisite of the molded body design such as housing, pin, hole not changing connector body, increase guiding fixing device, solve existing small-sized butt connector and the problem that plug damage easily occurs in practical process is being installed.
The technical scheme realizing the utility model object is as follows:
A kind of preventing plugs the small-sized butt connector damaged, comprise plug main casing, be positioned at the contact pin of the first metal shell of plug main casing outside and plug main casing inside, the inner jack for docking of socket main casing, the second metal shell being positioned at socket main casing outside and socket main casing, also comprise guiding fixing device, described guiding fixing device comprises guide pin and pin-and-hole stud.
The part of having strong market potential of described guide pin is higher than the first metal shell, and the installing hole that the screw portion of described guide pin is each passed through the first metal shell is connected with hold-down nut with the installing hole of the first cabinet housing;
Described pin-and-hole stud is provided with can for the pin-and-hole of partial insertion of having strong market potential, shaft with pin-and-hole is lower than the second metal shell, and the installing hole that the screw portion of described pin-and-hole stud is each passed through the second metal shell is connected with hold-down nut with the installing hole of the second cabinet housing;
Described shaft is less than lower than the height of the second metal shell the height of part higher than the first metal shell of having strong market potential, to ensure during insertion, first guide finger docks, then connector body part could be docked, in separation of products process, ensure that connector body part is separated rear guide finger completely and is finally separated.
Preferably, the middle part of described guide pin is provided with hexagonal boss, and the installing hole of described first metal shell is circular hole near the side of the first cabinet housing, and opposite side is the waist type groove that can embed for described hexagonal boss, fixes to facilitate the installation of guide pin.
Preferably, the installing hole of the second metal shell is circular hole, and described shaft is stuck in the top of described circular hole; Further, the outside of described shaft is hexagon or square, fixes to facilitate the installation of pin-and-hole stud.
Preferably, the size of the pin-and-hole of described pin-and-hole stud is determined by the size of part of having strong market potential.
The beneficial effects of the utility model are: the small-sized butt connector using said structure, under the prerequisite of the molded body design such as housing, pin, hole not changing connector body, add guiding fixing device, avoid the damage problem of miniature connector in swapping process, ensure that the safe and reliable application of this type of connector.
Accompanying drawing explanation
Fig. 1 is without guider connector Butt Assembling schematic diagram;
Fig. 2 is connector Butt Assembling schematic diagram in the utility model embodiment;
Fig. 3 is connector plug part-structure schematic diagram in the utility model embodiment;
Fig. 4 is connector body part-structure schematic diagram in the utility model embodiment;
Fig. 5 is without guider connector docking operation schematic diagram;
Fig. 6 is connector docking operation schematic diagram in the utility model embodiment;
Fig. 7 is guiding fixing device structural representation in the utility model embodiment;
Wherein, 1-connector plug metal shell; 2-connector body metal shell; 3-cabinet housing; 4-cabinet housing; 5-hold-down nut; 6-hold-down screw; 7-guide pin; 8-pin-and-hole stud; 9-screw portion; 10-hexagonal projection section; 11-has strong market potential part; 12-shaft; 13-pin-and-hole; 14-screw portion; 15-column part.
Embodiment
Further illustrate the utility model below in conjunction with accompanying drawing how to realize.
The guide design preventing connector plugging from damaging comprises the steps:
A (), according to existing connector global design, change connector docking fixed form designs;
The plug and socket of this class rectangular connector is matching used, dock rear assembly relation as shown in Figure 2, the guide-localization process of plug and socket as shown in Figure 6, contrasting by having in the Structure Comparison in Fig. 1 and Fig. 2 and Fig. 5 and Fig. 6, without the connector assembly relation of guiding fixing device, the guide effect of the anti-plug damage of the guide pin of lengthening can be found out.After guiding fixing device substitutes hold-down screw 6, guiding fixing device is arranged on plug and socket respectively, forms the design of complete connector with main casing.Changing plug and socket docking fixed form is the first step.
B (), according to existing connector global design, fixed form design installed by change plug;
The part that this guiding fixing device is arranged on plug side is defined as guide pin 7, has assembled rear assembly relation as shown in Figure 3 with plug casing.
Plug comprises plug main casing, the first metal shell 1 of plug main casing outside, hold-down nut 5 and guide pin 7, plug main casing is encapsulated into one by dosing technology and the first metal shell 1, plug main casing inside contains the contact pin for docking, also have leak-tight seal circle if desired, guide pin installing hole (waist type groove+circular hole) is left at the two ends of the first metal shell 1.Guide pin 7 be an integral structure component as shown in Figure 7, guide pin 7 comprises hexagonal boss 10, part of having strong market potential 11 and screw portion 9.
Guide pin 7 is installed fixing needs and is coordinated with the first metal shell 1, the head length pin part of guide pin 7 exceeds the first metal shell 1, the screw portion 9 of guide pin 7 passes the installing hole of the first metal shell 1 and the first cabinet housing 3, hexagonal boss 10 just in time embeds in the waist type groove of the first metal shell 1, plug is fixed on the first cabinet housing 3 by screw portion 9 together with hold-down nut 5, usually increases bullet pad or plain cushion when loading nut as required during use.Said structure forms complete plug design.
C (), according to existing connector global design, fixed form design installed by change socket;
The part that this guiding fixing device is arranged on socket side is defined as pin-and-hole stud 8, has assembled rear assembly relation as shown in Figure 4 with Socket casing.
Socket comprises socket main casing, the second metal shell 2 of socket main casing outside, hold-down nut 5 and pin-and-hole stud 8, socket main casing is encapsulated into one by dosing technology and the second metal shell 2, socket main casing inside contains the jack for docking, also have leak-tight seal circle if desired, corresponding pin-and-hole stud installing hole (circular hole) is left at the two ends of the second metal shell 2.Pin-and-hole stud 8 be an integral structure component as shown in Figure 7, pin-and-hole stud 8 comprises the band shaft 12 of pin-and-hole 13, column part 15 and screw portion 14, and the degree of depth of described pin-and-hole 13 can be extended down to shaft 12 with upper/lower positions.
Pin-and-hole stud 8 is installed fixing needs and is coordinated with the second metal shell 2, and the height of the shaft 12 of pin-and-hole stud 8 not higher than the second metal shell 2, thus can not affect the docking height of connector.The screw portion 14 of pin-and-hole stud 8 passes the installing hole of the second metal shell 2 and the second cabinet housing 4, column part 15 just in time embeds in the installing hole of the second metal shell 2, be stuck in above installing hole in hexagonal shaft 12, socket is fixed on the second cabinet housing 4 by the screw portion 14 of pin-and-hole stud 8 together with hold-down nut 5, during use, as required usually when loading hold-down nut 5, increase bullet pad or plain cushion.The degree of depth of the pin-and-hole 13 of shaft 12 inside can allow the part 11 of having strong market potential lengthening guide pin 7 to be inserted into below the second cabinet housing 4 and the second metal shell 2 contact-making surface.Said structure forms complete jack design.
D (), according to the fit dimension of plug, socket, completes the design of guiding fixing device;
As can be seen from Fig. 2 and Fig. 6, guide pin 7 in guiding fixing device of the present utility model and pin-and-hole stud 8 design the unreasonable damage problem that can not effectively solve equally in swapping process, if the length of guide pin 7 not, can not prevent prior to the docking of connector body part in docking operation, if guide pin 7 length is oversize, can crosses because of pin-and-hole stud 8 inner pinhole and take an advanced study into docking difficulty.The size design of guide pin 7 and pin-and-hole stud 8 should meet guide finger and dock prior to connector body part in docking operation, in separation process, after be separated in connector body part, namely the part 11 of having strong market potential of guide pin 7 should higher than the first metal shell 1, and the height that part 11 of having strong market potential exceeds the first metal shell 1 is greater than the height of shaft 12 lower than the second metal shell 2 of pin-and-hole stud 8.Under the prerequisite that connector connection dimension does not increase, by lengthening guide finger, deep-cut pilot hole, it is suitable the length of fit in pin and hole to be accomplished.
Above-described embodiment is for explaining principle of the present utility model and design, being not limitation of the utility model.On the basis of above-described embodiment, the utility model can also be improved further or be out of shape.Such as guide pin 7 and pin-and-hole stud 8 can exchange: namely the contact pin of plug casing, plug casing inside and pin-and-hole stud 8 form plug, and jack and the guide pin 7 of Socket casing, Socket casing inside form socket, but should be noted that and the mating of housing.When the hexagonal configuration of the shaft 12 of such as pin-and-hole stud 8 is mainly convenient to install fixing more firmly, profile can change, also top can be adopted to leave flat recess structure (connector for firmly little during hold-down nut), or hexagon is changed into the methods such as square and to solve when installing fixing firmly.The such as design of guide pin 7 and pin-and-hole stud 8 also can pass through the function of the difformity in pin, hole and the cooperation increase Anti-misplug of angle again, but the Main Function of our guider is the artificial damage can avoided in swapping process.The structure of connector guiding fixing device as shown in Figure 7.
According to the design principle of this connector, the docking navigation designing of other connectors can also be applicable to, as board to board connector, core number or arrange more connector.
Claims (5)
1. one kind prevents the small-sized butt connector plugging damage, comprise plug main casing, be positioned at the contact pin of first metal shell (1) of plug main casing outside and plug main casing inside, the inner jack for docking of socket main casing, the second metal shell (2) being positioned at socket main casing outside and socket main casing, it is characterized in that, also comprise guiding fixing device, described guiding fixing device comprises guide pin (7) and pin-and-hole stud (8);
The part (11) of having strong market potential of described guide pin (7) is higher than the first metal shell (1), and the installing hole that the screw portion (9) of guide pin (7) is each passed through the first metal shell (1) is connected with hold-down nut (5) with the installing hole on the first cabinet housing (3);
Described pin-and-hole stud (8) is provided with the pin-and-hole (13) that can insert for part (11) of having strong market potential, the shaft (12) of band pin-and-hole (13) is lower than the second metal shell (2), and the installing hole that the screw portion (14) of described pin-and-hole stud (8) is each passed through the second metal shell (2) is connected with hold-down nut (5) with the installing hole of the second cabinet housing (4);
Described shaft (12) is less than lower than the height of the second metal shell (2) height of part (11) higher than the first metal shell (1) of having strong market potential.
2. small-sized butt connector according to claim 1, it is characterized in that, the middle part of described guide pin (7) is provided with hexagonal boss (10), the installing hole of described first metal shell (1) is circular hole near the side of the first cabinet housing (3), and opposite side is the waist type groove that can embed for described hexagonal boss (10).
3. small-sized butt connector according to claim 1, is characterized in that, the installing hole of the second metal shell (2) is circular hole, and described shaft (12) is stuck in the top of described circular hole.
4. small-sized butt connector according to claim 3, is characterized in that, the outside of described shaft (12) is hexagon or square.
5. small-sized butt connector according to claim 1, is characterized in that, the size of the pin-and-hole (13) of described pin-and-hole stud (8) is determined by the size of part (11) of having strong market potential.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358310.0U CN204597103U (en) | 2015-05-29 | 2015-05-29 | A kind of preventing plugs the small-sized butt connector damaged |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358310.0U CN204597103U (en) | 2015-05-29 | 2015-05-29 | A kind of preventing plugs the small-sized butt connector damaged |
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| Publication Number | Publication Date |
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| CN204597103U true CN204597103U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520358310.0U Active CN204597103U (en) | 2015-05-29 | 2015-05-29 | A kind of preventing plugs the small-sized butt connector damaged |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109659767A (en) * | 2018-12-13 | 2019-04-19 | 重庆金美通信有限责任公司 | A kind of accurate positioning bolt of subconnector |
-
2015
- 2015-05-29 CN CN201520358310.0U patent/CN204597103U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109659767A (en) * | 2018-12-13 | 2019-04-19 | 重庆金美通信有限责任公司 | A kind of accurate positioning bolt of subconnector |
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