CN2485827Y

CN2485827Y - Connector fixed on circuit board

Info

Publication number: CN2485827Y
Application number: CN 01224564
Authority: CN
Inventors: 黄文星
Original assignee: CviLux Corp
Current assignee: CviLux Corp
Priority date: 2001-06-04
Filing date: 2001-06-04
Publication date: 2002-04-10
Anticipated expiration: 2011-06-04

Abstract

The utility model relates to a connector used for fixing the circuit board, comprising a shell and a unit of locking devices which are respectively inserted at the two sides of the shell. Two relative longitudinal concave sockets are shape at the two sides of the shell. A punch is respectively shape at the bottom side and the neighboring side, and the cross section of the punch takes a convex shape. The locking device comprises a pivot part with an n shape upper part, and an insert part with a paratactic lower part. A shoulder part which bulges slightly outward is respectively shape on the external edges of the pivot part and the insert part. Besides, a flexible arm which bulges slightly outward is shape in the middle of the pivot part. The utility model can freely choose the mounting appearance of the shell, and the utility model is also provided with a locking device. Besides, the utility model has the advantages of being convenient and firm for assembling, and low cost.

Description

Circuit board is fixedly coupled device

The utility model relates to connector, relates in particular to a kind of circuit board to be fixedly coupled device.

The kind of connector is very extensive, and these connectors are suitable for being installed on a printed circuit board (PCB), and the circuit track of the guide pin of mutual connection connector to the plate.So commonly use the connector of this type, one adopts as plastic cement or the similar integrated housing of insulating material, and be embedded with in both sides for the lock that is fixed on the printed circuit board (PCB) and pay device, its middle shell is equipped with the oblique breech lock that overlaps fastening for another connector mutually on a side end face, and body has most and supplies guide pin to insert its interior holding channel, and be formed with relative vertical depression pod in its two sides, the bottom side is provided with a perforation again, uses the interior aspect that is combined into one that forms of patchhole of paying device for lock; Lock is paid a device and is then adopted the plate-type metal material and include the articulated section of the first half and the insertion of Lower Half is closed through single manufacturing is integrally formed, all the right position forms slightly prominent shoulder outwardly on the outer side edges of articulated section and insertion section, the locating effect of can the Dacca when being used to make up housing or being inserted in circuit board pulling.

The problem that this type of connector mentioned above is met with on installing and using is: 1. the lock of commonly using is paid the summary crossette portion that device only utilizes two outsides, articulated section, when being intercalated in the depression pod of housing side, get the two relative internal faces that packing fastens the depression pod, but the strength deficiency of packing often, cause lock to pay device and deviate from housing, form and separate, or the strength of packing causes the destruction of shell structure too greatly, and reduce product inferior, as shown in figure 11.

2, Jue Daduoshuo connector is adopted and is installed the identical kenel of direction with guide pin and combine with printed circuit board (PCB), but under special or particular demands, be to wish to change this type of in conjunction with kenel, and be to install the vertical combination of direction with guide pin, but the practice is and pays the aspect that device directly forms bending with guide pin and lock at present, is principle with matching connector in conjunction with being fixed in printed circuit board (PCB); Only this part will cause locking and pay device in the inconvenience and difficulty made in the moulding, and because of can't sharedly paying the expenditure that device increases cost indirectly with a kind of lock, and be not inconsistent economic benefit.

3 moreover, present connector mostly only can be fit to single manufacture (as the system of taking out, punching press etc.), and produced guide pin cooperates assembling, so that the interchangeability of part itself is not high, is difficult to satisfy dealer's demand.

Therefore, it is bad that the connector of commonly using has structural design, cause having in the use conjugation not good, can't satisfy disappearance and disadvantages such as the comprehensive user demand of user.

The purpose of this utility model is to provide a kind of circuit board is fixedly coupled device, and the housing of connector and a lock pair device can closely firmly be combined into one to deviate from again.

Another purpose of the present utility model is to provide a kind of circuit board is fixedly coupled device, meets comprehensive and intercommunity assembling demand, and reaches part and simplify, reduce cost and be easy to management.

Another purpose of the present utility model is to provide a kind of circuit board is fixedly coupled device, reaches the lifting product quality, reduces the probability of product fraction defective.

A purpose more of the present utility model is to provide a kind of circuit board is fixedly coupled device, reaches to be applicable to that different manufactures form dissimilar guide pin structures.

The technical scheme that the utility model adopted is: a kind of circuit board is fixedly coupled device, comprises:

One housing has most holding channels for most guide pins are installed, and it is equipped with an oblique breech lock on a side end face, and is formed with relative vertical depression pod at two sides, its in the bottom side and an adjacent side complex Cheng Youyi section be the perforation of convex;

The plural number lock is paid device, integrally formed comprise the first half define an articulated section that is  shape, and Lower Half define one and be elongated insertion section arranged side by side, all the right position forms slightly prominent shoulder outwardly on the outer side edges of articulated section and insertion section, and is formed with a slightly outwards outstanding flexing arm in addition in the centre that is  shape articulated section.

Most holding channels that housing has, one define the narrower passage in passage, the stage casing of epimere broad and the passage of hypomere broad, and it is relative to be respectively equipped with dead slot in the stage casing than the both sides of narrow passage; Respectively be provided with corresponding each passage of plural location notch on the dual-side of housing bottom surface; The insertion section that lock is paid device can cooperate housing actual installation kenel and form the kenel that becomes 90 degree bendings with its first half articulated section; Lock pair device first half articulated section central authorities are oblique inclining of flexing arm and the amplitude that angle is slightly larger than the perforation one side protrusion of housing side depression pod base and side.

Effect of the present utility model is, in the utility model, housing has most holding channels for most guide pins are installed, it is equipped with an oblique breech lock on a side end face, and be formed with relative vertical depression pod at two sides, its in the bottom side and an adjacent side complex Cheng Youyi section be the perforation of convex; Plural number lock pay device integrally formed comprise the first half define an articulated section that is  shape, and Lower Half define one and be elongated insertion section arranged side by side, all the right position forms slightly prominent shoulder outwardly on the outer side edges of articulated section and insertion section, and be formed with a slightly outwards outstanding flexing arm in addition in the centre that is  shape articulated section, the housing of connector and a lock pair device can closely firmly be combined into one to deviate from again; Most holding channels that housing has, one define the narrower passage in passage, the stage casing of epimere broad and the passage of hypomere broad, and it is relative to be respectively equipped with dead slot in the stage casing than the both sides of narrow passage; Respectively be provided with corresponding each passage of plural location notch on the dual-side of housing bottom surface; The insertion section that lock is paid device can cooperate housing actual installation kenel and form the kenel that becomes 90 degree bendings with its first half articulated section; Lock pair device first half articulated section central authorities are oblique inclining of flexing arm and the amplitude that angle is slightly larger than the perforation one side protrusion of housing side depression pod base and side, make the utility model be fit to comprehensive and intercommunity assembling demand, and the effect of reaching the part simplification, reducing cost and be easy to manage, promote product quality, reduce the probability of product fraction defective, be applicable to that different manufactures form dissimilar guide pin structures.

With embodiment the utility model is described in further detail with reference to the accompanying drawings below.

The explanation of accompanying drawing drawing:

Fig. 1 is the exploded view of the utility model one preferred embodiment;

Fig. 2 is the constitutional diagram of the utility model one preferred embodiment;

Fig. 3 is the exploded view of another preferred embodiment of the utility model;

Fig. 4 is the cutaway view of another preferred embodiment of the utility model;

Fig. 5 is the top view structure cutaway view of the utility model housing;

Fig. 6 is an action diagrammatic elevation view in structural plan of the present utility model;

Fig. 7 is an action diagrammatic side view in structural plan of the present utility model;

Fig. 8 is the schematic diagram of two kinds of different assembling kenels of the utility model;

Fig. 9 is the cutaway view that the utility model is applicable to all kinds of guide pins;

Figure 10 is the section plan of the utility model housing;

Figure 11 is an embodiment cutaway view of commonly using housing and lock pair device.

The Fig. 1 that sees also in the accompanying drawing is extremely shown in Figure 4, what the utility model was designed is fixedly coupled device to circuit board, on the surface that is installed in a printed circuit board (PCB), it comprises: a housing 1, with the single mold moulding of insulating material such as plastic cement or similar product, and one group provide this housing 1 to be mounted on lock on the printed circuit board (PCB) to pay device 2 and be embedded at this housing 1 both sides respectively.

This housing 1 is suitable with the person of commonly using substantially, for most guide pins 111 are installed, these guide pins 111 can be connected to appropriate location on the circuit board, more specifically, this housing 1 is equipped with the oblique breech lock 10 that overlaps fastening for another connector mutually on a routine end face, and this housing 1 has most for its interior holding channel 11 of guide pin 111 insertions, and be formed with relative vertical depression pod 12 in its two sides, its bottom side is formed with the perforation 13 that a section is a convex again, using provides lock to pay the aspect that formation is combined into one in device 2 patchholes, as Fig. 1, shown in Figure 4.Particularly, be the pod 12 that caves in longitudinally in above-mentioned housing 1 both sides, except be formed with the perforation 13 that is convex in the bottom side, also offer the perforation 13 of same types in its adjacent side, therefore, only need rotary shell 1 in the demand of various boards 3, promptly can reach identical supplying uses, thereby making the comprehensive and intercommunity assembling demand of housing I, the effect that makes part simplify, reduce cost and be easy to manage is as Fig. 5, shown in Figure 8.

And as seen in Figure 1, it is that the profiled sheeting metal material is utilized punching press, takes out integrally formed the comprising that single mode such as system is made that this lock is paid device 2: the first half defines one and is the articulated section 20 of  shape and Lower Half and defines one and be elongated insertion section 21 arranged side by side, and this insertion section 21 can be inserted and be formed the location in the circuit board; Again on the outer side edges of articulated section 20 and insertion section 21 all the right position form slightly prominent shoulder 22 outwardly, the locating effect of can the Dacca when being used to make up housing 1 or being inserted in circuit board pulling; Particularly, be formed with a slightly outwards outstanding flexing arm 23 in addition in this centre that is  shape articulated section 20.And for example Fig. 3, Fig. 4 finding, above-mentioned lock are paid the insertion section that is vertical 21 that device 2 Lower Halves define and also can be cooperated the actual installation kenel of housing 1 and form and the kenels of the 20 one-tenth 90 degree bendings in its first half articulated section smooth being incorporated on the circuit board.

So, on the applied in any combination that reality is implemented, then be as shown in Figure 8, the changes in demand of looking closely the user, and select for use suitable lock to pay device 2 kenels, and will lock pair device 2 and utilize its articulated section 20 to penetrate from the perforation 13 of depression pod 12 bottom sides, housing 1 two sides or adjacent side, and nationality is by outwardly the packing effect of shoulder 22 on its dual-side, arrange in pairs or groups its central authorities slightly flexing arm 23 of projection outwardly prop up the clip location that perforation 13 circumferential end face form, making this lock pay device 2 can firmly be combined into one really with housing 1, and does not get loose, and then promotes product quality, and the generation of lowering the product fraction defective, as Fig. 6, shown in Figure 7.

Because the articulated section 20 that above-mentioned lock is paid device 2, the flexing arm 23 of projection outside central authorities are formed with one day, and for location terminal 2 can fast and be combined with housing 1 really, and avoid causing articulated section 20 to form difficulty at 13 o'clock in the insertion perforation because of the projection outwardly of this flexing arm 23, to bore a hole especially and 13 make convex, it serves to show that so the utility model is very easy on installation group structure, convenient; Simultaneously, the relative shoulder 22 that forms on the 20 liang of outer side edges in articulated section will limit the displacement that lock is paid device 2, and more will combine closely because of the effect that the fastens formation of flexing arm 23, to prevent to lock outwards shifting out of pair device 2 really.

Consult Fig. 5, Fig. 9, shown in Figure 10 again, the connector construction that the utility model is designed, most holding channels 1 that its middle shell 1 is had define the narrower passage in passage, the stage casing of epimere broad and the hypomere passage of broad again because of one, and be provided with the location notch 112 that plural number is arranged again on housing 1 two bottom sides limit, simultaneously, then be formed with 11 4 jiaos of dead slot 113 and each holding channels in the stage casing respectively than the both sides of narrow passage, other adds four passage dead slots 114; So, on the implementation, this guide pin 111 promptly is the passage by this narrower design in stage casing, reach the effectiveness that folder is pulled and located, and utilize the correcting effect of location notch 112, prevent that this guide pin 111 from forming crooked phenomenon in the assembling back that finishes, and the stress diffusion that produced also can disperse guide pin 111 to insert packings with passage dead slot 114 time of this dead slot 113, and prevent breaking of holding channel 11, and then reach the effect of protection housing 1; Which kind of therefore, no matter be the dissimilar guide pins 111 that form with manufacture, all can easily be combined into one with housing 1 smoothly and easily.

What is more important, fixed structure on the utility model connector, visual actual demand selects for use its lock to pay the fixing pattern that is combined into of device 2 and dissimilar guide pin 111 and housing 1 collocation arbitrarily to kenel is installed on the circuit board, therefore, using and using very extensively changeable, satisfying the comprehensive requirement of user, and tool diversification utilization benefit, as shown in Figure 7.

In sum, the utility model is compared with the article of commonly using, and tangible enhancement is arranged on effect really, and does not see publication or public use, is a quite excellent creation, closes the application important document in novel patent; Therefore, demonstration of the present utility model and embodiment will be regarded as explanation and unrestricted on any angle, and the utility model still can other specific modality be implemented not deviating under its spirit or the central characteristics, should not limited by details described herein.

Claims

1, a kind of circuit board is fixedly coupled device, it is characterized in that: comprising:

One housing has most holding channels for most guide pins are installed, and it is equipped with an oblique breech lock on a side end face, and is formed with relative vertical depression pod at two sides, its in the bottom side and an adjacent side be formed with the perforation that a section is a convex;

2, according to claim 1 circuit board is fixedly coupled device, it is characterized in that: most holding channels that housing has, one defines the narrower passage in passage, the stage casing of epimere broad and the passage of hypomere broad, and it is relative to be respectively equipped with dead slot in the stage casing than the both sides of narrow passage.

3, according to claim 1 circuit board is fixedly coupled device, it is characterized in that: respectively be provided with corresponding each passage of plural location notch on the dual-side of housing bottom surface.

4, according to claim 1 circuit board is fixedly coupled device, it is characterized in that: the insertion section that lock is paid device can cooperate housing actual installation kenel and form the kenel that becomes 90 degree bendings with its first half articulated section.

5, according to claim 1 circuit board is fixedly coupled device, it is characterized in that: lock is paid device first half articulated section central authorities and is inclining of oblique flexing arm and the amplitude that perforation one side that angle is slightly larger than housing side depression pod base and side is protruded.