CN2376096Y - Electric connector combination with engaging structure - Google Patents

Abstract

The utility model relates to an electric connector combination with a globular buckled structure, particularly an electric connector combination which can ensure accurate and true butt joint of the electric connector combination and not easy looseness of two butting connectors. The utility model is characterized in that the globular buckled structure is a cylinder with one end fixedly arranged on two end parts of two electric connectors, the other end being a globe head and the end part provided with a flexible arm of an arc-shaped base groove corresponding to the globe head. The globe heads of the buckled structure are inserted and buckled in the arc-shaped base groove when two butting connectors are butted, the effects of buckling and not easy looseness are realized.

Description

The electric connector combination of the spherical buckle structure of tool

The electric connector that the utility model relates to the spherical buckle structure of a kind of tool makes up, and refers to a kind of electric connector combination of guaranteeing that the two electric connectors butt joint of docking mutually is accurate, firm and be difficult for getting loose especially.

Two electric connectors that dock mutually make up the butt joint requirement must be accurate, firm, particularly in the bigger environment of use occasion vibration, electric connector after the butt joint makes up the influence of very easily being vibrated and produces the phenomenon that the butt joint of two butt connectors is not firm or get loose, thereby caused the adverse consequences that the telecommunication transmission signal is unstable or cut off, thereby, generally the connector that connects that uses than overall situation in vibration all is provided with buckle structure, to avoid the generation of above-mentioned phenomenon.Existing related data sees also No. the 82213925th, 83207804,84201383 and 84206625, TaiWan, China patent application etc.Be the buckle structure of existing No. 83207804 electric connector combination as shown in Figure 1, wherein docking port 101 both ends of electric connector 10 are provided with " ㄩ " shape stop section 12 respectively, corresponding butt connector 14 docking ports 141 both ends also are respectively equipped with rotates cramp 16, and this two rotates cramp 16 1 ends and is articulated on the holder 17 at docking port 141 two ends of connector 14, and the other end then is the expanding end 18 of nearly prismatic.When connector 10 with after butt connector 14 docks, by this turn of rotating cramp 16, make its bigger expanding end 18 buckle into the recess 121 of stop section 12, thereby make the connectors of two butt joints that getting loose along the butt joint direction can not taken place.But, the buckle form of existing this kind connector combination of cause is when each butt joint, rotating cramp all needs turn to realize the purpose that fastens, and all have the joint action of mutual butt joint during existing two connectors butt joint, thereby at present the consumer tends to misidentification and has engaged and finish, and forget that both sides being rotated cramp fastens again, and therefore cause this rotary buckle bodily form with illusory, fail to bring into play due function.In addition, seeing also aforementioned the 84201383rd and No. 84206625 patent application case is the bayonet unit of another kind of electric connector combination, its both ends at the electric connector docking port are provided with the elastic strip body that extends towards the butt joint direction respectively, and clamping part is set in the corresponding position of butt connector, elastic strip body with the electric connector two ends when electric connector combination butt joint inserts in the clamping part of butt connector accordingly, in case and electric connector makes up the end that must push elastic strip body when separating, make the other end break away from buckle and two electric connectors are separated with the clamping part of butt connector.Thereby the bayonet unit of described existing electric connector combination must can be finished by the action of pushing when buckle and dropout, though can solve the aforementioned existing action of forgetting fastening, inconvenient operation.

Main purpose of the present utility model is to provide the electric connector combination of the spherical buckle structure of a kind of tool, can promptly engage when two electric connectors dock joint mutually by buckle structure, docks firm effect thereby the realization assembling is convenient.

Another purpose of the present utility model is: this buckle structure has guide function, can guide the butt joint of two connectors when connector docks along the butt joint direction, and buckle effect easily is provided.

The utility model is achieved through the following technical solutions: the electric connector combination of the spherical buckle structure of tool comprises first connector and second connector, be primarily characterized in that the buckle structure that is provided with mutual snap fit between this two electric connector, this buckle structure comprises that an end is provided with affixed body and the other end is provided with the cylinder of bulb, and an end is provided with the elastic arm of the arcuation seat groove that can engage with aforementioned bulb.

In addition, the cylinder of buckle structure is located at the docking port both sides of first connector, and this elastic arm then is the docking port both sides of establishing second connector, and corresponding with the cylinder of described first connector.

The utlity model has and make two butt connectors dock accurately, fasten firmly advantage easily.

Below in conjunction with accompanying drawing and preferred embodiment the utility model is made brief description.

Fig. 1 is for having the not stereogram of mated condition of electric connector composite card buckle structure now.

Fig. 2 shows the three-dimensional exploded view of the first connector fastener structure for the electric connector of the spherical buckle structure of the utility model tool makes up the insulating body loam cake that takes down second connector.

Fig. 3 is the three-dimensional combination figure of Fig. 2.

Fig. 4, Fig. 5, Fig. 6 take down the buckle procedure chart of the first connector base display card buckle structure for Fig. 3.

Fig. 7 is the partial sectional view of Fig. 3 along A-A line direction.

See also Fig. 2, the combination of the utility model connector comprises first connector 20, second connector 22 and the buckle structure 4 that all is the longitudinally extension.Wherein first connector 20 is provided with the terminal (not shown) that is used to electrically connect and makes the insulating body (not shown) of terminal accommodating in it, insulating body is provided with interior baffle 24 outward, one side of interior baffle 24 is a docking port 26, the another side then is the base 28 of first connector 20, and its both ends along first connector, 20 longitudinallies offer screwed hole 30 respectively.And second connector 22 also is provided with insulating body 32 (having taken down top among the figure), and this insulating body 32 comprises a central plate body 33, and the two side of this central authorities' plate body 33 also all contains the terminal (not shown) that is used to electrically connect.Insulating body 32 is outer to be provided with outer baffle 34, baffle 24 in the shape of this outer baffle 34 and its size corresponding with the shape of interior baffle 24 is slightly larger than, and should be provided with docking port 36 accordingly by outer baffle 34, so that mutual the butt joint engages.In addition, the electric connector combination is provided with buckle structure 4, and this buckle structure 4 includes cylinder 40 and two elastic arms 38.The screwed hole 30 at corresponding first connector, 20 bases of one end of cylinder 40 28 two ends and be provided with affixed body 44, this affixed body 44 is one group of external screw thread, the other end then is the bulb 46 of spherical shape, between affixed body 44 in the middle part of cylinder 40 and bulb 46, be provided with nut 48, this nut 48 is used for cylinder 40 packings at first connector, and cylinder is had can not be to the effect of bulb 46 directions motion.As shown in Figure 3, during actual assembled, can add another nut (not shown), make cylinder 40 have more the strong fix effect at an end of the affixed body 44 of cylinder 40, thereby, when first connector docks with second connector, can guarantee that cylinder 40 can not become flexible.Elastic arm 38 is for being provided with the sheet metal at second connector, 22 longitudinally two ends, one end of this elastic arm 38 is a bending, this bending is replaced in the both sides of bending to the extension of docking port 36 directions and by the set convex body 39 in two ends, insulating body 32 bottom by the bottom of insulating body 32 this elastic arm 38 is positioned in second connector 22, and the free end that this elastic arm 38 extends to docking port 36 directions is a groove 42, and this groove 42 is arranged to its radian greater than four minutes one spherical seat groove for the shape of corresponding cylinder 40 bulbs 46.

See also Fig. 3 again, the affixed body 44 of cylinder 40 1 ends can be fixed in the screwed hole 30 at first connector, 20 bases, 28 two ends accordingly, ends till nut 48 sides of cylinder 40 and if only if the two ends of base 28 are supported.When connector when butt joint combination, the interior baffle 24 of first connector 20 is inserted in the outer baffle 34 that stretches into second connector 22 to realize electrical contact of first connector 20 and second connector, 22 terminals accordingly by the docking port 36 of second connector 22.See also Fig. 4 again, in electric connector combination butt joint, the cylinder 40 on solid first connector 20 of spiral shell is stretched to second connector, 22 two ends elastic arms, 38 free-ended hemisphere seat groove 42 interpolations accordingly along the butt joint direction of connector combination.Again as shown in Figure 5, because the radian of seat groove 42 is slightly larger than a bulb of four minutes, thereby elastic arm 38 is slightly pushed to second connector, 22 two ends when bulb 46 bulb 46 in the process that seat groove 42 stretches into.See also Fig. 6 and Fig. 7 again, insert fully when bulb 46 and stretch in the groove 42, then elastic arm 38 returns back to original position by elasticity, thereby bulb 46 is fixed in the groove 42.When connector combination separated, bulb 46 slightly pushed a groove 42 and extracts in seat groove 42 to both sides.

Claims (6)

1. the electric connector of the spherical buckling body structure of tool combination, it comprises first connector and second connector, first connector extends and is provided with conducting terminal and accommodates the insulating body of conducting terminal along longitudinally, is provided with docking port on insulating body; And second connector also extends along longitudinally, and is provided with conducting terminal and accommodates the insulating body of conducting terminal, and the docking port of the insulating body of corresponding aforementioned first connector of this insulating body also is provided with docking port; It is characterized in that: the electric connector combination of the spherical buckling body structure of this tool is provided with buckle structure, and be located between first and second connector, this buckle structure comprises that an end is provided with affixed body and the other end is provided with the cylinder of tool bulb, and an end is provided with the elastic arm of the arcuation seat groove that can engage with aforementioned bulb.

2. the electric connector as claim 1 a spherical buckle structure of described tool makes up, it is characterized in that: the cylinder of buckle structure is located at the docking port both sides of first connector, this elastic arm then is located at the docking port both sides of second connector, and corresponding with the cylinder of described first connector.

3. the electric connector as claim 2 a spherical buckle structure of described tool makes up, it is characterized in that: second connector insulating body bottom is provided with at least two convex bodys that are the angle of inclination correspondence, and a relative end of elastic arm tool arcuation seat groove is a bending, elastic arm can be replaced between described convex body by bending, make this elastic arm be positioned the bottom of second connector.

4. as the electric connector combination of claim 3 a spherical buckle structure of described tool, it is characterized in that: the other end of elastic arm then is free end, and the set arcuation seat groove of this free-ended end surpasses 1/4th of bulb.

5. as the electric connector combination of claim 4 a spherical buckle structure of described tool, it is characterized in that: the affixed body of buckle structure cylinder is an external screw thread of being located at cylinder one end.

6. the electric connector as claim 5 a spherical buckle structure of described tool makes up, it is characterized in that: first connector and the second connector insulating body be equipped with outward shape corresponding within baffle and outer baffle, and interior baffle can insert outer baffle during butt joint.

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