CN216648712U - High-sealing male-female plug opposite-insertion type connecting wire - Google Patents

Abstract

The utility model belongs to the technical field of connecting wires, and particularly relates to a high-sealing male and female plug opposite-plugging connecting wire which comprises a male plug, a female plug, an annular sealing element and a connecting assembly; the front end of the male plug is provided with an electric connector, and the front end of the female plug is provided with an electric interface which is matched and spliced with the electric connector; the edge of the male plug is circumferentially provided with a first annular sealing part in a protruding mode; a second annular sealing part is arranged on the edge of the female plug in a protruding mode in the circumferential direction; annular sealing grooves are dug at two opposite ends of the annular sealing element, and the first annular sealing part and the second annular sealing part are respectively accommodated in the two annular sealing grooves in a sealing manner; the connecting assembly is used for fixing or unfixing the male plug and the female plug; through the tight joint line gap between public plug of annular seal spare and the female plug, have high sealing performance, moist aqueous vapor can't be followed the electric connector department of above-mentioned joint line gap infiltration public plug and the electric kneck of female plug, has high waterproof performance, the phenomenon of electric leakage can not appear, and the security is high.

Description

High-sealing male-female plug opposite-insertion type connecting wire

Technical Field

The utility model belongs to the technical field of connecting wires, and particularly relates to a high-sealing male and female plug opposite-insertion type connecting wire.

Background

Connectors, also known as connectors, plugs and sockets, are used to connect two active devices, transmitting current or signals. A connector is a component that is frequently touched by an electronic engineering technician, and the connector is an indispensable component in electronic equipment. Among them, the connector of large current has high requirement for waterproof performance.

Among the prior art, need be fixed public seat connector and female seat connector after the public seat connector of industrial use inserts female seat connector, in order to prevent the drop of the two, traditional way is fixed the two through the screw, above-mentioned structure is connected firmly, but do not have seal structure usually between public seat and the female seat, only realize sealedly through the mutual mode of counterpointing the compress tightly of public seat and female seat, sealed effect is limited, run into the south return sky or in humid environment, the gap infiltration inside between public seat and the female seat is followed easily to moist aqueous vapor, the phenomenon of electric leakage appears easily, there is the potential safety hazard, the security is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-sealing male-female plug opposite-insertion type connecting wire, and aims to solve the technical problems that in the prior art, a sealing structure is not usually arranged between a male seat and a female seat, sealing is realized only by a mutual opposite-insertion and pressing mode of the male seat and the female seat, the sealing effect is limited, and when the male seat and the female seat are in a humid environment or in a backsouth sky, humid water easily permeates into the connecting wire from a gap between the male seat and the female seat, the phenomenon of electric leakage is easy to occur, potential safety hazards exist, and the safety is not high.

In order to achieve the above object, an embodiment of the utility model provides a high-sealing male-female plug opposite-plugging type connecting line, which includes a male plug, a female plug, an annular sealing element and a connecting assembly;

the front end of the male plug is provided with an electric connector, and the front end of the female plug is provided with an electric interface which is matched and spliced with the electric connector; a first annular sealing part is arranged at the edge of the front end of the male plug in a protruding mode in the circumferential direction, and the electric connector is surrounded by the first annular sealing part; a second annular sealing part is arranged at the edge of the front end of the female plug in a protruding mode in the circumferential direction and surrounds the electrical interface;

the annular sealing element is positioned between the male plug and the female plug, annular sealing grooves are dug at two opposite ends of the annular sealing element, and the first annular sealing part and the second annular sealing part are respectively accommodated in the two annular sealing grooves in a matched and sealed mode;

the connecting assembly is used for fixing or unfixing the male plug and the female plug.

Optionally, the front ends of the first annular sealing portion and the second annular sealing portion are both set as tapered portions, the two annular sealing grooves are both set as tapered grooves, and the two tapered portions are respectively inserted into the two tapered grooves in a sealing manner.

Optionally, the length of the first annular sealing portion and the length of the second annular sealing portion are both less than the depth of the tapered groove.

Optionally, the outer walls of two opposite sides of the front end of the male plug are respectively provided with a first connecting part, the first connecting part is provided with a first connecting hole in a penetrating manner, and the first connecting hole faces the female plug; the outer walls of two opposite sides of the front end of the female plug are respectively provided with a second connecting part, the second connecting parts are provided with second connecting holes in a penetrating manner, and the second connecting holes and the first connecting holes are coaxially arranged; each first connecting part is correspondingly provided with one connecting component, and each connecting component comprises a screw and a nut; the screw rod of each screw movably penetrates through one first connecting hole, each nut is fixedly arranged in one second connecting hole, and the screw rod of each screw is connected with one nut in an adaptive mode.

Optionally, the first connecting portions are disposed on the outer walls of the four sides of the front end of the male plug, the second connecting portions are disposed on the outer walls of the four sides of the front end of the female plug, and the number of the connecting components is four.

Optionally, the four side walls of the annular sealing element are extended with first sealing portions, the first sealing portions are located between the first connecting portion and the second connecting portion, and each first sealing portion is provided with a through hole for avoiding a space in the screw rod of the screw in a penetrating manner.

Optionally, the nut of the screw is extended with a driving portion.

Optionally, the outer wall of the screwing part is annularly and uniformly distributed with a plurality of convex strips along the circumferential direction.

Optionally, the electrical connector comprises two symmetrically arranged electrical plugs, and each electrical plug is provided with an electrical socket; the electric interface comprises two electric slots, and the two electric slots are provided with terminals; the two electric plug posts are inserted into the two electric slots in a matching mode, and the two terminals are inserted into the two electric jacks in a matching mode, so that the male plug is electrically connected with the female plug.

Optionally, the rear end of the male plug is provided with a first cable electrically connected with the electric connector, and the rear end of the female plug is provided with a second cable electrically connected with the electric interface.

Compared with the prior art, the technical scheme or the technical schemes of the high-sealing male and female plug-in connecting line at least have one of the following technical effects:

when in connection, the electric connector of the male plug is matched and plugged in the electric interface of the female plug, so that the male plug is electrically connected with the female plug, the annular sealing element is arranged between the male plug and the female plug, the first annular sealing part and the second annular sealing part are respectively accommodated in the two annular sealing grooves in a matching and sealing manner, the first annular sealing part and the second annular sealing part are sleeved by the annular sealing element, then the male plug and the female plug are fixed through the connecting component and are mutually pressed tightly, so that the first annular sealing part and the second annular sealing part are tightly accommodated in the two annular sealing grooves, the connecting gap between the male plug and the female plug is tightly sealed through the annular sealing element, the sealing performance is extremely high, and moist steam cannot permeate into the electric connector of the male plug and the electric connector of the female plug from the connecting gap, has extremely high waterproof performance, can not generate the phenomenon of electric leakage and has high safety.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural view of the high-sealing male-female plug opposite-insertion type connecting wire of the present invention.

Fig. 2 is a cross-sectional view of the plug-in type connecting wire of the high-sealing male and female plugs of the utility model.

Fig. 3 is an exploded view of the male plug of the present invention.

Fig. 4 is an exploded view of the female plug of the present invention.

Fig. 5 is a schematic view of the construction of the ring seal of the male plug of the present invention.

Wherein, in the figures, the respective reference numerals:

100. a male plug; 110. an electrical connector; 111. an electrical plug; 112. an electrical receptacle; 120. a first annular seal portion; 121. a tapered portion; 130. a first connection portion; 131. a first connection hole; 140. a first cable;

200. a female plug; 210. an electrical interface; 211. an electrical socket; 212. a terminal; 220. a second annular seal portion; 230. a second connecting portion; 231. a second connection hole; 240. a second cable;

300. an annular seal; 310. an annular seal groove; 311. a tapered groove; 320. a first seal portion; 321. Perforating;

400. a connecting assembly; 410. a screw; 411. a screwing part; 412. a convex strip; 420. and a nut.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, referring to fig. 1 to 5, a high-sealing male-female plug 200 plug-in type connection line is provided, which comprises a male plug 100, a female plug 200, an annular seal 300 and a connection assembly 400.

Referring to fig. 1 to 5, the front end of the male plug 100 is provided with an electrical connector 110, and the front end of the female plug 200 is provided with an electrical connector 210 which is fittingly plugged with the electrical connector 110. The electrical connector 110 is adapted to be plugged into the electrical interface 210 and electrically connected thereto.

Referring to fig. 1 to 5, a first annular sealing portion 120 is protruded from a front end edge of the male plug 100 in a circumferential direction, and the first annular sealing portion 120 encloses the electrical connector 110. A second annular sealing portion 220 is protruded from a front end edge of the female plug 200 in a circumferential direction, and the second annular sealing portion 220 encloses the electrical port 210. The first annular seal portion 120 is disposed opposite to the second annular seal portion 220, and the first annular seal portion 120 and the second annular seal portion 220 have the same structure.

Referring to fig. 1 to 5, the annular sealing member 300 is located between the male plug 100 and the female plug 200, two opposite ends of the annular sealing member 300 are respectively dug with an annular sealing groove 310, the two annular sealing grooves 310 are symmetrically arranged, and the first annular sealing portion 120 and the second annular sealing portion 220 are respectively adapted to be sealingly accommodated in the two annular sealing grooves 310.

Referring to fig. 1 to 5, the connecting assembly 400 is used to fix or unfix the male plug 100 and the female plug 200.

Compared with the prior art, the technical scheme of the high-tightness male and female plug 200 provided by the embodiment of the utility model for the one or more plug-in connecting wires has at least one of the following technical effects:

referring to fig. 1 to 5, when connecting, the electrical connector 110 of the male plug 100 is fittingly inserted into the electrical interface 210 of the female plug 200, so that the male plug 100 is electrically connected with the female plug 200, since the annular sealing member 300 is disposed between the male plug 100 and the female plug 200, and the first annular sealing portion 120 and the second annular sealing portion 220 are fittingly and sealingly received in the two annular sealing grooves 310, respectively, the first annular sealing portion 120 and the second annular sealing portion 220 are sleeved by the annular sealing member 300, then the male plug 100 and the female plug 200 are fixed by the connecting assembly 400, and pressed against each other, so that the first annular sealing portion 120 and the second annular sealing portion 220 are tightly received in the two annular sealing grooves 310, and the connection gap between the male plug 100 and the female plug 200 is tightly sealed by the annular sealing member 300, which has extremely high sealing performance, moist steam can not permeate into the electric connector 110 of the male plug 100 and the electric connector 210 of the female plug 200 from the connecting gap, so that the waterproof performance is extremely high, the phenomenon of electric leakage cannot occur, and the safety is high.

In another embodiment of the present invention, referring to fig. 1 to 5, the front ends of the first annular sealing portion 120 and the second annular sealing portion 220 are both provided with a tapered portion 121, the two annular sealing grooves 310 are both provided with tapered grooves 311, and the two tapered portions 121 are respectively inserted into the two tapered grooves 311 in a sealing manner. When the male plug 100 and the female plug 200 are fixed by the connection assembly 400, the first annular sealing portion 120 and the second annular sealing portion 220 are respectively attached to and pressed into the two annular sealing grooves 310, and because the annular sealing groove 310 is set as the tapered groove 311, the front ends of the first annular sealing portion 120 and the second annular sealing portion 220 are both set as the tapered portion 121, so that the tapered portion 121 moves slightly into the tapered groove 311 when receiving the locking force of the connection assembly 400, and the first annular sealing portion 120 and the second annular sealing portion 220 are respectively matched with the two annular sealing grooves 310 more tightly, the sealing performance is better, and the waterproof performance is better. Meanwhile, even if the first annular seal portion 120, the second annular seal portion 220, and the annular seal groove 310 have slight errors in dimension during machining, a sealing effect can be achieved by interference-pressing the tapered portion 121 into the tapered groove 311.

Further, referring to fig. 1 to 5, the length of the first annular sealing portion 120 and the length of the second annular sealing portion 220 are both smaller than the depth of the tapered groove 311, which facilitates the first annular sealing portion 120 and the second annular sealing portion 220 to respectively abut against and be pressed into the two annular sealing grooves 310.

Further, the annular sealing member 300 is made of silica gel or rubber, so that the elasticity is good, and tight sealing is facilitated.

In another embodiment of the present invention, referring to fig. 1 to 5, the front end of the male plug 100 is provided with first connecting portions 130 on two opposite outer walls, the first connecting portions 130 are provided with first connecting holes 131 therethrough, and the first connecting holes 131 face the female plug 200. The front end of the female plug 200 is provided with a second connecting portion 230 on the outer walls of two opposite sides, the second connecting portion 230 is provided with a second connecting hole 231 in a penetrating manner, and the second connecting hole 231 and the first connecting hole 131 are coaxially arranged.

Referring to fig. 1 to 5, each of the first connecting portions 130 is provided with one of the connecting members 400, and the connecting member 400 includes a screw 410 and a nut 420. The screw rod of each screw 410 is movably inserted into one of the first connection holes 131, each nut 420 is fixedly installed in one of the second connection holes 231, and the screw rod of each screw 410 is connected to one of the nuts 420 in an adaptive manner. Specifically, when the screw 410 is screwed, the screw 410 and the nut 420 cooperate to drive the first annular sealing portion 120 and the second annular sealing portion 220 to respectively attach to and press into the two annular sealing grooves 310, so as to fixedly connect and seal the male plug 100 and the female plug 200. When the screw 410 is unscrewed, the screw 410 is separated from the nut 420, and external force pulls the male plug 100 and the female plug 200 to be away from each other, so that the male plug 100 and the female plug 200 can be disassembled, and the operation is convenient.

Further, referring to fig. 1 to 5, four outer walls of the front end of the male plug 100 are provided with the first connecting portions 130, four outer walls of the front end of the female plug 200 are provided with the second connecting portions 230, and four connecting components 400 are correspondingly provided. The male plug 100 and the female plug 200 are fixed by the four connecting components 400, so that the connection is firm, the connection of the male plug 100 and the female plug 200 is not affected even if one of the connecting components 400 is loosened, and the stability is high.

Further, referring to fig. 1 to 5, first sealing portions 320 extend from four side walls of the annular sealing member 300, the first sealing portions 320 are located between the first connecting portion 130 and the second connecting portion 230, each first sealing portion 320 is provided with a through hole 321 for avoiding a space between the screws of the screws 410, when the annular sealing member is connected, the screws of the screws 410 pass through the through holes 321 to avoid interference, and the first sealing portions 320 also support the first connecting portion 130 and the second connecting portion 230.

Further, referring to fig. 1 to 5, a nut of the screw 410 extends to form a screwing portion 411, and a user can easily screw the screw 410 through the screwing portion 411, which is convenient for the user to operate.

Further, referring to fig. 1 to 5, a plurality of protruding strips 412 are annularly and uniformly distributed on the outer wall of the screwing part 411 along the circumferential direction thereof, and by arranging the protruding strips 412, the friction force between the user's fingers and the screwing part 411 is improved, so that the sliding is not easy.

In another embodiment of the present invention, referring to fig. 1-5, the electrical connector 110 includes two symmetrically disposed electrical posts 111, and each of the electrical posts 111 is provided with an electrical receptacle 112. The electrical interface 210 comprises two electrical sockets 211, both electrical sockets 211 being provided with terminals 212. The two electrical posts 111 are adapted to be plugged into the two electrical slots 211, and the two terminals 212 are adapted to be plugged into the two electrical sockets 112, so that the male plug 100 is electrically connected with the female plug 200. The two electrical posts 111 are adapted to be plugged into the two electrical slots 211, and the two terminals 212 are adapted to be plugged into the two electrical sockets 112, so that the male plug 100 is electrically connected with the female plug 200. By the connection mode, the terminal 212 is tightly contacted with the electric jack 112, and is firmly matched and not easy to loosen.

In another embodiment of the present invention, referring to fig. 1 to 5, the rear end of the male plug 100 is provided with a first cable 140 electrically connected with the electrical connector 110, and the second cable 240 of the female plug 200 electrically connected with the electrical interface 210. The first cable 140 and the second cable 240 are electrically connected after the male plug 100 and the female plug 200 are plugged, and the first cable 140 and the second cable 240 are used for connecting places where the cables are used.

The rest of this embodiment is the same as the first embodiment, and the unexplained features in this embodiment are explained by the first embodiment, which is not described herein again.

The foregoing is a more detailed description of the utility model in connection with specific preferred embodiments and it is not intended that the utility model be limited to these specific details. For those skilled in the art to which the present invention pertains, the architecture form can be flexible and varied without departing from the concept of the present invention, and a series of products can be derived. But rather a number of simple derivations or substitutions are made which are to be considered as falling within the scope of the utility model as defined by the appended claims.

Claims (10)

1. A high-sealing male-female plug opposite-plugging type connecting line is characterized by comprising a male plug, a female plug, an annular sealing element and a connecting assembly;

the front end of the male plug is provided with an electric connector, and the front end of the female plug is provided with an electric interface which is matched and spliced with the electric connector; a first annular sealing part is arranged on the edge of the front end of the male plug in a protruding mode in the circumferential direction and surrounds the electric connector; a second annular sealing part is arranged at the edge of the front end of the female plug in a protruding mode in the circumferential direction and surrounds the electrical interface;

the annular sealing element is positioned between the male plug and the female plug, annular sealing grooves are dug at two opposite ends of the annular sealing element, and the first annular sealing part and the second annular sealing part are respectively accommodated in the two annular sealing grooves in a matched and sealed mode;

the connecting assembly is used for fixing or unfixing the male plug and the female plug.

2. The high-tightness plug-in type connecting line of a male plug and a female plug of claim 1, wherein: the front ends of the first annular sealing part and the second annular sealing part are both set to be conical parts, the two annular sealing grooves are both set to be conical grooves, and the two conical parts are respectively in sealed insertion connection in the two conical grooves.

3. The high-tightness plug-in type connecting wire of claim 2, wherein: the length of the first annular sealing portion and the length of the second annular sealing portion are both smaller than the depth of the tapered groove.

4. The high-tightness plug-in type connecting wire of claim 2, wherein: the outer walls of two opposite sides of the front end of the male plug are respectively provided with a first connecting part, the first connecting parts are provided with a first connecting hole in a penetrating manner, and the first connecting holes face the female plug; the outer walls of two opposite sides of the front end of the female plug are respectively provided with a second connecting part, the second connecting parts are provided with second connecting holes in a penetrating manner, and the second connecting holes and the first connecting holes are coaxially arranged; each first connecting part is correspondingly provided with one connecting component, and each connecting component comprises a screw and a nut; the screw rod of each screw movably penetrates through one first connecting hole, each nut is fixedly arranged in one second connecting hole, and the screw rod of each screw is connected with one nut in an adaptive mode.

5. The high-tightness plug-in type connecting line of claim 4, wherein: the outer walls of four sides of the front end of the male plug are respectively provided with the first connecting parts, the outer walls of four sides of the front end of the female plug are respectively provided with the second connecting parts, and the number of the connecting components is four.

6. The high-tightness plug-in type connecting line of claim 5, wherein: the four side walls of the annular sealing element are respectively extended with a first sealing part, the first sealing parts are positioned between the first connecting parts and the second connecting parts, and each first sealing part is provided with a through hole for avoiding the screw rod of the screw in a penetrating mode.

7. The high-tightness plug-in-plug type connecting wire of claim 4, wherein: the nut of the screw extends to form a screwing part.

8. The high-tightness plug-in type connecting line of claim 7, wherein: the outer wall of the twisting part is annularly and uniformly distributed with a plurality of raised strips along the circumferential direction.

9. The high-tightness plug-in type connecting line of any one of claims 1 to 8, wherein: the electric connector comprises two symmetrically arranged electric plug columns, and the two electric plug columns are provided with electric jacks; the electric interface comprises two electric slots, and the two electric slots are provided with terminals; the two electric plug posts are inserted into the two electric slots in a matching mode, and the two terminals are inserted into the two electric jacks in a matching mode, so that the male plug is electrically connected with the female plug.

10. The high-tightness plug-in type connecting line of any one of claims 1 to 8, wherein: the rear end of the male plug is provided with a first cable electrically connected with the electric connector, and the female plug is provided with a second cable electrically connected with the electric connector.

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