CN216312256U - Multi-core socket with floating compensation - Google Patents

Abstract

The utility model relates to a multi-core socket with floating compensation, which comprises a base, wherein a plurality of installation through holes for embedding a jack combination piece are arranged in the base, and an insulating sleeve is sleeved outside the base; the jack assembly comprises an electric conductor embedded in the mounting through hole; the two ends of the conductor are respectively provided with a connecting section and a butt joint section, the periphery of one end, close to the connecting end, of the butt joint section is provided with a first annular table, and one side of the first annular table is in limit abutting contact with a limiting part in the mounting through hole; a barb ring and a protective pipe are arranged between the butt joint section and the installation through hole, a first floating gap is reserved between the barb ring and the protective pipe, and a second floating gap is reserved between the barb ring and the connecting section. The utility model provides a multi-core socket with floating compensation, which has the functions of good air tightness, stable structure and convenience in plugging.

Description

Multi-core socket with floating compensation

Technical Field

The utility model relates to the technical field of connectors, in particular to a multi-core socket with floating compensation.

Background

In the prior art, for example, patent application nos.: CN 201320072608.6; the patent name: the mining quick-connection multi-core socket comprises a pin sleeve, a pin rear sleeve and a pin front sleeve which are used for fixing pins are arranged in the pin sleeve, a plurality of pin holes which are communicated from front to back and are used for inserting the pins are formed in the pin rear sleeve and the pin front sleeve in the axial direction, the pin rear sleeve and the pin front sleeve are in close contact, the pin holes in the pin rear sleeve and the pin front sleeve are the same in number and are communicated with each other in a corresponding mode, the pins are inserted into the pin holes in the pin rear sleeve and the pin front sleeve respectively, the needle head end of each pin extends out of the pin front sleeve and is located in the pin sleeve and is used for connecting a plug of external equipment, and the other end of each pin extends out of the pin rear sleeve and is used for connecting an external cable.

And prior art, patent application No.: CN 201520061111.3; the patent name: a multi-core connector comprises a multi-core plug and a multi-core socket, wherein the multi-core plug comprises a first insulator, a plurality of contact pins penetrate through the first insulator and are fixedly connected with the first insulator, the contact pins are not in contact with one another, a first welding cup is arranged at the tail of each contact pin, a first sealing groove is formed in the outer circular surface of the first insulator, the first insulator is fixedly connected with a first pressure bearing ring, and a first positioning boss is arranged on the first pressure bearing ring; the multi-core socket comprises a second insulator, a plurality of jacks are formed in the second insulator, the jacks are free of contact with each other, a second welding cup is arranged at the tail of each jack, a second sealing groove is formed in the outer circle surface of the second insulator, a second bearing ring is fixedly connected to the second insulator, and a second positioning boss is arranged on the side surface of the multi-core socket and fixedly connected with the second insulator.

The prior art connector structure also has the following disadvantages: the problem of uneven stress of a jack reed caused by different axes of a rigid contact element and a jack combined element in the conventional connector is particularly the problem of uneven stress of the reed caused by position degree and coaxiality when a multi-core rigid contact element and a multi-core jack combined element are in butt joint.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the defects of the prior art, and provides the multi-core socket with the floating compensation, which has the functions of good air tightness, stable structure and convenient plugging.

In order to achieve the purpose, the utility model adopts the technical scheme that: a multi-core socket with floating compensation comprises a base, wherein a plurality of installation through holes for embedding a jack combination piece are arranged in the base, and an insulating sleeve is sleeved outside the base; the jack assembly comprises an electric conductor embedded in the mounting through hole; a connecting section and a butt joint section are respectively arranged at two ends of the conductor, a first annular table is arranged on the periphery of one end, close to the connecting section, of the butt joint section, and one side of the first annular table is in limit abutting with a limiting part in the mounting through hole; a barb ring and a protective pipe are arranged between the butt joint section and the installation through hole, a first floating gap is reserved between the barb ring and the protective pipe, and a second floating gap is reserved between the barb ring and the connecting section.

In a preferred embodiment of the utility model, the butt joint section is sleeved with a barb ring and a protective pipe; and the barb ring is positioned between the first ring platform and the protective pipe.

In a preferred embodiment of the utility model, the end part of the connecting section of the electric conductor is provided with a concave electric connecting hole; the end part of the butt joint section is provided with a concave butt joint hole.

In a preferred embodiment of the utility model, a plurality of open slots are arranged on the butt joint hole, and a plurality of reeds are reserved between the adjacent open slots.

In a preferred embodiment of the utility model, a through hole for penetrating the conductor is arranged in the barb ring, an everted barb is arranged on one side of the barb ring, and the barb can limit and abut against the inner wall of the installation through hole.

In a preferred embodiment of the utility model, a plurality of mounting through holes are arranged in the base, each mounting through hole comprises a wire inlet hole and an assembly hole which are coaxially arranged, and a limiting part is arranged between each wire inlet hole and each assembly hole;

the connecting section of the electric conductor is embedded into the wire inlet hole, and the butt joint section of the electric conductor is embedded into the assembling hole.

In a preferred embodiment of the present invention, the aperture of the wire inlet is smaller than the aperture of the assembly hole, and the position-limiting portion is formed between the connection positions of the wire inlet and the assembly hole, and the position-limiting portion is a convex ring structure.

In a preferred embodiment of the present invention, the base is a porous tube structure, and the electrical conductor of the insertion hole assembly is a tube structure; and the arrangement positions of the jack assembly embedded in the base on the section of the base are only symmetrical about one diameter on the end part of the base.

In a preferred embodiment of the utility model, one of the jack combining parts embedded in the base is positioned on the central line axis of the base; the rest inserting connection pieces are distributed on the periphery of the central axis of the base, and the inserting connection pieces distributed on the periphery of the central axis of the base are symmetrical only about one diameter of the cross section of the base.

In a preferred embodiment of the utility model, the insulating sleeve comprises a connecting section and a sealing section, wherein at least one embedding groove is arranged in the connecting section, the base is embedded in the embedding groove, and the depth of the embedding groove is greater than the length of the base;

the sealing section is internally provided with a plurality of wire passing holes for installing cables, and the wire passing holes are communicated with the embedding grooves.

The utility model solves the defects existing in the background technology, and has the beneficial effects that:

the multi-core socket with the floating compensation has the advantages of good air tightness, stable structure and more transmission signals, and has good application prospect.

1. The multi-group jack assembly is connected with the base in a floating mode, the problem that the multi-core plug and the jack assembly are not coaxial during plugging is solved due to the floating of the electric conductor, the method is more favorable for butt joint of the multi-core plug and the multi-core socket, and the fact that the position degree and the coaxiality of the multi-core socket and the corresponding multi-core plug are inconsistent is guaranteed to be compensated by floating of each jack assembly of the socket after butt joint of the multi-core connector, so that reeds of the jacks of the socket are stressed uniformly.

2. The multi-core plug is inserted into the rubber sleeve of the socket for blind insertion, and the assembling hole position of the socket is provided with a position fool-proofing function, so that the blind insertion and wrong insertion are avoided, and correct electrical connection is ensured.

3. The rubber sleeve of the jack is in interference fit with the wire, and the butt joint hole of the rubber sleeve is in interference fit with the butted multi-core plug, so that liquid cannot easily enter the socket from the wire passing hole and the butt joint hole of the rubber sleeve, and an electrical short circuit is caused.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic cross-sectional view of a multiple jack with float compensation according to a preferred embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a jack assembly in a multiple jack socket with float compensation according to a preferred embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of the electrical conductors in a multiple core socket with float compensation in accordance with a preferred embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a barb ring in a multiple core jack with floating compensation according to a preferred embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of the base in the multiple socket with floating compensation according to the preferred embodiment of the present invention;

FIG. 6 is a schematic diagram of the distribution of mounting vias on a base in a multiple socket with floating compensation according to a preferred embodiment of the present invention;

in the figure: 1-jack assembly, 2-base, 201-guide angle, 202-wire inlet hole, 203-assembly hole;

3-insulating sleeve, 31-joining section, 32-sealing section and 322-guiding inclined plane;

4-electric conductor, 41-connecting section, 42-butt joint section, 422-open slot, 423-reed, 43-loop platform I, 44-loop platform II, 45-loop platform III and 405-electric connecting hole;

5-barb ring, 501-via hole and 502-barb; 6-protective tube, 7-cable, 81-gap I and 82-gap II.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings and examples, which are simplified schematic drawings and illustrate only the basic structure of the utility model in a schematic manner, and thus show only the constituents relevant to the utility model.

It should be noted that, if directional indications (such as up, down, bottom, top, etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative position relationship, motion situation, etc. of each component in a certain posture, and if the certain posture is changed, the directional indications are changed accordingly. 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. Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are intended to be inclusive and mean, for example, that there may be a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, in the embodiment of the present invention, a multi-core socket with floating compensation includes a base 2, a plurality of installation through holes for embedding a jack assembly 1 are disposed in the base 2, and an insulating sleeve 3 is sleeved outside the base 2.

As shown in fig. 1, the insulating sheath 3 is a rubber sheath. The insulating sleeve 3 comprises a connecting section 31 and a sealing section 32, the outer diameter of the connecting section 31 is larger than that of the sealing section 32, a guide inclined plane 322 is arranged at the transition position of the connecting section 31 and the sealing section 32, an embedding groove is arranged in the connecting section 31, a base 2 is embedded in the embedding groove, and the depth of the embedding groove is larger than the length of the base 2; a plurality of wire passing holes for inserting the cables 7 are formed in the sealing section 32, and the wire passing holes are communicated with the embedding grooves.

As shown in fig. 1 and 5, the base 2 is a porous tube structure, and the base 2 is made of plastic. A plurality of mounting through holes are formed in the base 2, each mounting through hole comprises a wire inlet hole 202 and an assembling hole 203 which are coaxially arranged, and a guide angle 201 is arranged on the periphery of the end part of the wire inlet hole 202 of the base 2; a limiting part is arranged between the wire inlet hole 202 and the assembly hole 203. And the aperture of the wire inlet 202 is smaller than that of the assembly hole 203, and a limiting part is formed between the joint of the wire inlet 202 and the assembly hole 203, and the limiting part is of a convex ring structure. Specifically, a plurality of mounting through holes that set up in base 2 are parallel to each other with the axis of base 2, and a plurality of mounting through holes arrange the position on 2 terminal surfaces of base and only about one of them diameter symmetry on 2 terminal surfaces of base. More specifically, one of the plurality of mounting through-holes in the susceptor 2 is disposed coaxially with the central axis of the susceptor 2, the remaining mounting through-holes in the susceptor 2 are distributed on the outer periphery of the central axis of the susceptor 2, and the mounting through-holes distributed on the outer periphery of the central axis of the susceptor 2 are symmetrical with respect to only one of the diameters of the end faces of the susceptor 2.

As shown in fig. 1 to 4, the jack assembly 1 includes a conductive body 4, and a barb ring 5 and a protection tube 6 sleeved on the conductive body 4. The electric conductor 4 is of a pipe body structure, a connecting section 41 and a butt joint section 42 are respectively arranged at two ends of the electric conductor 4, an inwards concave electric connection hole 405 is arranged at the end part of the connecting section 41 of the electric conductor 4, and a vent hole is further arranged on the side wall of the electric connection hole 405; the end of the docking section 42 is provided with a female docking hole. A plurality of open grooves 422 are uniformly arranged on the butt joint holes, and a reed 423 is reserved between the adjacent open grooves 422. The periphery of the butt joint section 42 close to one end of the connecting section is provided with a first annular table 43, and one side of the first annular table 43 is limited and abutted against a limiting part in the mounting through hole. The butt joint section 42 is sleeved with a barb ring 5 and a protective tube 6; and the barbed ring 5 is located between the ring stand and the protective tube 6. Be provided with the via hole 501 that is used for wearing to establish electric conductor 4 in the barb ring 5, one side of barb ring 5 is provided with the barb 502 of turning up, and barb 502 can be spacing to lean on with the inner wall of installation through-hole. The barb ring 5 is a thin-wall tubular structure, and one end of the barb ring 5 is outwards turned and riveted. The barb ring 5 of the jack assembly 1 is in interference fit with the mounting through hole of the base 2, and the barb 502 on the barb ring 5 pierces into the base 2 after assembly. The connecting section 41 of the electric conductor 4 is embedded into the wire inlet hole 202, and the butt-joint section 42 of the electric conductor 4 is embedded into the assembly hole 203.

As shown in fig. 1 to 6, a barb ring 5 and a protective tube 6 are arranged between the butt joint section 42 and the installation through hole in the base 2, and the barb ring 5 and the protective tube 6 are sleeved on the butt joint section 42; a first floating gap 81 is reserved between the barb ring 5 and the protective tube 6, the first floating gap 81 is an axial floating gap between the barb ring 5 and the protective tube 6 which are sleeved on the electric conductor 4, a second floating gap 82 is reserved between the barb ring 5 and the connecting section 41, and the second floating gap 82 is a circumferential floating gap formed in the circumferential direction between the barb ring 5 and the periphery of the connecting section 41 of the electric conductor 4 and between the electric conductor 4 and the inner wall of the installation through hole of the base 2. Further, a second annular platform 44 and a third annular platform 45 are further arranged on the inward and outward side between the side, close to the butt joint section 42, of the first annular platform 43 of the conductor 4 and the end part of the butt joint section 42, and the outer diameter of the first annular platform 43 is larger than that of the second annular platform 44 and that of the third annular platform 45; the outer diameter of the second annular platform 44 is larger than that of the third annular platform 45. The barb ring 5 is sleeved outside the second annular platform 44, and the inner diameter of the barb ring 5 is smaller than the outer diameter of the second annular platform 44 of the electric conductor 4 and the outer diameter of the protective pipe 6. The protective tube 6 is sleeved outside the annular platform III 45, and at least part of the protective tube 6 extends to the outer end of the butt joint section 42. The length of the second ring platform 44 is larger than that of the barb ring 5. The end of the sheath abuts against the step surface formed between the second annular platform 44 and the third annular platform 45. The periphery of the ring platform III 45 is in interference contact with the protective pipe 6, the ring platform II 44 is in clearance fit with the barb ring 5, and the end face of the ring platform I43 close to the ring platform II 44 limits the axial movement of the barb ring 5; the periphery of the first annular platform 43 is in clearance fit with the thread through hole section of the base 2. One jack assembly 1 in a plurality of jack assemblies 1 embedded in the base 2 is positioned on a middle bobbin line of the base 2; the remaining plug-in connections are distributed over the periphery of the central axis of the base 2 and the plug-in connections distributed over the periphery of the central axis of the base 2 are symmetrical with respect to only one diameter of the cross-section of the base 2.

The working principle is as follows:

as shown in fig. 1 to 6, a floating compensation multi-core socket includes an insulating sleeve 3, a base 2, an electrical conductor 4, a barb ring 5, and a protection tube 6. The outer periphery of the base 2 is at least partially embedded in the inner wall of the insulating sleeve 3. The barb ring 5 is arranged from the end part of the butt joint section 42 of the electric conductor 4, the barb 502 of the barb ring 5 faces the end part of the butt joint section 42 of the electric conductor 4, the protective tube 6 and the electric conductor 4 arranged in the barb ring 5 are in interference press fit to form a jack assembly 1, a gap II 82 is formed between the electric conductor 4 and the barb ring 5 to form a space for circumferential shaking of the barb ring 5, and a gap I81 is formed between the end surface of the protective tube 6 close to the barb ring 5 and the barb ring 5 to form the up-and-down axial floating amount of the barb ring 5; the multiple groups of cables 7 respectively penetrate through the wire inlet holes 202 of the insulating sleeves 3 and then are led into the wire inlet holes 202 of the base 2, and then are electrically connected with the electric connecting holes 405 of the electric conductors 4 in a crimping or welding mode, after welding or crimping, multiple groups of jack assembly parts 1 are arranged in the assembly holes 203 of the base 2, barb rings 5 of the jack assembly parts 1 are in interference fit with the assembly holes 203 of the base 2, barbs 502 on the barb rings 5 penetrate into the inner walls of the assembly holes 203 of the base 2 after assembly, and therefore the base 2 assembly part is formed. As shown in fig. 4-5, it is ensured that the jack assembly 1 does not contact the assembly hole 203 of the base 2 except the barbs 502 of the barb ring 5. The wire inlet holes 202 of the base 2 combined parts are aligned with the wire passing holes of the insulating sleeve 3 one by one and are arranged in the insulating sleeve 3 to form the floating compensation multi-core socket. And the wire passing hole of the insulating sleeve 3 are in interference fit, so that the liquid such as external slurry cannot enter the insulating sleeve 3 from the wire passing hole of the wire and the insulating sleeve 3.

As shown in fig. 5 to 6, the wire inlet hole 202 and the assembly hole 203 of the base 2 are coaxial holes, and the guide angle 201 of the base 2 is used for guiding the base 2 to be installed in the insulating sleeve 3; the distribution of the pilot hole 203 of base 2 is a mounting hole at the center, and a plurality of mounting holes of central mounting hole periphery distribution, the mounting hole of ring week is fixed angle and distributes to have the blind plug function, appear when avoiding with the plug butt joint misplugging, the problem of mistake connector.

As shown in fig. 1 to 6, when the floating compensation multi-core socket is butted with a corresponding plug, the insulating sleeve 3 is in interference seal with the corresponding plug, and the floating compensation multi-core socket has the characteristics of good air tightness, simple and stable structure, high temperature resistance and high hydraulic pressure resistance, and can better realize signal transmission in slurry; the floating design between the jack assembly 1 and the base 2 ensures that when the floating compensation multi-core socket is in butt joint with a corresponding multi-core plug, the reed 423 of the electric conductor 4 cannot be eccentric due to poor position degree of a multi-core plug contact element, so that the service life of the electric conductor 4 is prolonged; because the butt joint of the floating compensation multi-core socket and the electric conductor 4 is the blind insertion, the base 2 adopts the hole site fool-proofing design, and the correct butt joint hole site can be found only by rotating the plug in the butt joint process, so that the butt joint can be in place, and the electrical error connection caused by error insertion and wrong insertion is prevented.

In light of the foregoing description of the preferred embodiments of the present invention, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (10)

1. A multi-core socket with floating compensation comprises a base, wherein a plurality of installation through holes for embedding a jack combination piece are arranged in the base, and an insulating sleeve is sleeved outside the base; the method is characterized in that: the jack assembly comprises an electric conductor embedded in the mounting through hole;

a connecting section and a butt joint section are respectively arranged at two ends of the conductor, a first annular table is arranged on the periphery of one end, close to the connecting section, of the butt joint section, and one side of the first annular table is in limit abutting with a limiting part in the mounting through hole;

a barb ring and a protective pipe are arranged between the butt joint section and the installation through hole, a first floating gap is reserved between the barb ring and the protective pipe, and a second floating gap is reserved between the barb ring and the connecting section.

2. The multiple jack with float compensation of claim 1, wherein: the butt joint section is sleeved with a barb ring and a protective pipe; and the barb ring is positioned between the first ring platform and the protective pipe.

3. The multiple jack with float compensation of claim 2, wherein: the end part of the connecting section of the electric conductor is provided with an inwards concave electric connecting hole; the end part of the butt joint section is provided with a concave butt joint hole.

4. The multiple jack with float compensation of claim 3, wherein: a plurality of open slots are formed in the butt joint holes, and a plurality of reeds are reserved between the adjacent open slots.

5. The multiple jack with float compensation of claim 1, wherein: the barb ring is provided with a via hole for penetrating through the electric conductor, one side of the barb ring is provided with an everted barb, and the barb can be limited by the inner wall of the installation through hole.

6. The multiple jack socket with float compensation as claimed in claim 4, wherein: a plurality of mounting through holes are formed in the base, each mounting through hole comprises a wire inlet hole and an assembling hole which are coaxially arranged, and a limiting part is arranged between each wire inlet hole and each assembling hole;

the connecting section of the electric conductor is embedded into the wire inlet hole, and the butt joint section of the electric conductor is embedded into the assembling hole.

7. The multiple jack socket with float compensation as claimed in claim 6, wherein: the aperture of the wire inlet hole is smaller than that of the assembly hole, the limiting part is formed between the wire inlet hole and the joint of the assembly hole, and the limiting part is of a convex ring structure.

8. The multiple jack socket with float compensation of claim 7, wherein: the base is of a porous pipe body structure, and the electric conductor of the jack assembly is of a pipe body structure;

and the arrangement positions of the jack assembly embedded in the base on the section of the base are only symmetrical about one diameter on the end part of the base.

9. The multiple jack with float compensation of claim 8, wherein: one of the jack assemblies embedded in the base is positioned on the central line axis of the base; the rest inserting connection pieces are distributed on the periphery of the central axis of the base, and the inserting connection pieces distributed on the periphery of the central axis of the base are symmetrical only about one diameter of the cross section of the base.

10. The multiple jack with float compensation of claim 9, wherein: the insulating sleeve comprises a connecting section and a sealing section, at least one embedding groove is arranged in the connecting section, the base is embedded in the embedding groove, and the depth of the embedding groove is greater than the length of the base;

the sealing section is internally provided with a plurality of wire passing holes for installing cables, and the wire passing holes are communicated with the embedding grooves.

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