CN207474792U

CN207474792U - A kind of fast plug-pull waterproof connection structure

Info

Publication number: CN207474792U
Application number: CN201721260229.4U
Authority: CN
Inventors: 张玉
Original assignee: Hubei Yun Guang Guang Electronic Technology Co Ltd
Current assignee: Hubei Yun Guang Guang Electronic Technology Co Ltd
Priority date: 2017-09-28
Filing date: 2017-09-28
Publication date: 2018-06-08
Anticipated expiration: 2027-09-28

Abstract

The utility model discloses a kind of fast plug-pull waterproof connection structures, include matched plug interface and jack interface, the first external screw thread is set on one end outer ring of jack interface；First externally threaded tail end is equipped with pedestal, and the diameter of pedestal is bigger than the first externally threaded nominal diameter；The both ends of jack interface are connected by pedestal；The other end of jack interface is in the inner cavity of hollow form, and outside is equipped with the second external screw thread, cavity wall is formed between inner cavity and the second external screw thread；The first waterproof layer is equipped between the bottom surface of inner cavity and plug interface；One end of plug interface is equipped with the bayonet of straight trip, and bayonet is corresponded with the card slot in jack interface；The other end of plug interface is equipped with third external screw thread；The externally threaded tail end of third is equipped with a shaft shoulder；The second waterproof layer is equipped between bayonet and the shaft shoulder, the second waterproof layer is located at the groove of plug interface.The utility model is simple in structure, and water-proof function is good, and form that can be single or multiple uses, and saves the efficiency of assembling of interface unit.

Description

A kind of fast plug-pull waterproof connection structure

Technical field

Technical field more particularly to a kind of fast plug-pull waterproof connection structure the utility model is related to electrical connector.

Background technology

Common connector based on the pattern of coaxial cable, is mainly connected mostly by a socket and the interior several conductions set The plug composition of connecting terminal, one containing conductive sheet, plug cooperation are connected with socket, and the several connection terminals made connect with conductive sheet And conductivity pathway being formed, but when external force is pullled, the connector of the connector easily loosens, and causes to be conductively connected terminal and conductive sheet It is electrically connected not exclusively, so as to make electrically or electronically signal transmission quality reduction, effective fixed socket stablizes it with plug, jail Admittedly combine and make socket and plug repeatedly quickly and easily assembling and dismantling without influencing its performance, be wire connector dealer need The significant problem faced.

For the common connector of general daily life, coaxial cable quick coupling structure can effectively solve coaxial electrical The connectivity problem of cable, still, connector on the market at present are typically screwed or bayonet type using connector with nut , this connector plugging use is all cumbersome, and dismantle single, process very complicated, for common people dismounting and its not Just, do not have the ability of multiple water-proof connectors while plug.

Therefore, above-mentioned problem also needs further to be improved optimization.

Invention content

The purpose of this utility model is to provide a kind of fast plug-pull waterproof connection structures, and fixed form is simple in structure, keeps away Exempt from cumbersome and be not easy to plug, by the way of double waterproof, improve the waterproofing grade of the connection structure, improve product matter Amount.The jack interface of multiple connection structures is fixed by thread forms, and each jack interface, can with unification plug interface To carry out fast insert-pull for multiple connection structures simultaneously；It can also be handled for single connection structure, be connect in socket One clamp nut of installation is arranged outside mouthful, the pulling capacity of single connection structure is increased, single connection structure can also be met in water Under normal use.

The utility model is achieved by the following technical programs.

A kind of fast plug-pull waterproof connection structure, includes matched plug interface and jack interface, and the socket connects The first external screw thread is set on one end outer ring of mouth, for screwing togather the installation jack interface；The first externally threaded tail end is equipped with Pedestal, the diameter of the pedestal are bigger than the described first externally threaded nominal diameter；The pedestal is by the both ends of the jack interface It is connected；The other end of the jack interface is in the inner cavity of hollow form, and outside is equipped with the second external screw thread, the inner cavity and described the Cavity wall is formed between two external screw threads；The first waterproof layer is equipped between the bottom surface of the inner cavity and the plug interface；The plug One end of interface is equipped with the bayonet of straight trip, and bayonet is corresponded with the card slot in the jack interface；The plug interface it is another One end is equipped with third external screw thread；The externally threaded tail end of third is equipped with a shaft shoulder；It is equipped between the bayonet and the shaft shoulder Second waterproof layer, second waterproof layer are located at the groove of the plug interface.

The utility model provides a kind of fast plug-pull waterproof connection structure, equipped with double waterproof construction, improves the company The waterproofing grade of binding structure；By the way of threaded connection, wherein the first external screw thread, third external screw thread respectively connect the socket Mouth, the plug interface are connected with cable, bayonet and card slot matched one by one, for the jack interface and the plug interface Position installation play restriction effect.The working forms of the utility model pass through the described first outer spiral shell for multiple jack interfaces Line, which screws togather, to be fixed up, and tile the first waterproof layer in the bottom of the inner cavity, and the second waterproof layer is arranged on the groove, institute The axis for stating bayonet along the jack interface is matched with the card slot to be installed to the inside of the socket.

Enhance waterproof ability, be conveniently adjusted the gap size of the opposite section of the plug interface and the jack interface, Wherein, it is maximized to play the effect of first waterproof layer, it is preferable that first waterproof layer is a collision mat, described The race diameter of collision mat is more than the maximum gauge of the bayonet, and the collision mat can realize the waterproof measure of end face compressing.

Further improve the water resistance of waterproof connecting structure, it is preferable that second waterproof layer be a water proof ring, institute It states water proof ring to be set on the plug interface, be interference fitted with the cavity wall of the jack interface, the water proof ring is completed from side Face pressure compels the measure of waterproof.

In general, a bayonet can achieve the effect that limiting, and one of the purpose of this utility model is easy for soon Speed plug in the case of without external parts, increases bayonet quantity, increases the contact area of bayonet and card slot, and raising rubs Power is wiped, in its natural state, is not easy to loosen between the plug interface and the socket result, to increase the uniformity of stress, Preferably, the bayonet includes a main card mouth and multiple vice card mouths.

Further, along the radial direction of the plug interface, the main card mouth is identical with the thickness of the vice card mouth；Edge The circumferencial direction of the plug interface, each the vice card mouth is of same size.Wherein, main card mouth is of different size in multiple pairs Bayonet can correspond convenient for the bayonet in the plug interface and the card slot in the jack interface, also consolidate conduction The link position of structure.

Further, the number of the vice card mouth is two, is distributed with the main card mouth in 120 ° of annular arrays.It avoids It is excessive from card quantity, a kind of two preferred embodiments of conduct are chosen, had both been reached in the plug interface and jack interface combination Relative stability, and excessive vice card mouth quantity is avoided to reduce plug efficiency.

The shaft shoulder not only limits the plug interface into the maximum displacement in the jack interface, it is also necessary to be convenient for The use of the clamp nut, it is preferable that the size of the outer diameter of the shaft shoulder is between the inner and outer diameter of the cavity wall.

As a kind of preferred embodiment of the utility model, second external screw thread also engagement sleeves are equipped with a clamp nut, use In the drawing ability for strengthening the single connection structure.The two of the working forms of the utility model：The single jack interface It is fixed up by first external thread spiro fastening, tile the first waterproof layer in the bottom of the inner cavity, and on the groove The second waterproof layer is arranged, the clamp nut, axis of the bayonet along the jack interface are packed into the plug interface It matches with the card slot and is installed to the inside of the socket, it is described after the jack interface and the plug interface just cooperation The helicitic texture of clamp nut and the jack interface screws togather, and increases the pulling capacity to pulling open structure in succession, and fixed form It is simple in structure, it avoids cumbersome and is not easy to plug.

Compared with prior art, the utility model advantageous effect is：A kind of fast plug-pull waterproof connection structure is provided, Equipped with double waterproof construction；By the way of threaded connection, it can also be handled for single connection structure, be connect in socket One clamp nut of installation is arranged outside mouthful, pulling capacity is increased, underwater normal use, bayonet matched one by one can also be met And card slot, uniqueness is played for the position installation of the jack interface and the plug interface and is limited.The utility model is fixed Mode is simple in structure, avoids cumbersome and is not easy to plug, improves the waterproofing grade of the connection structure, improve product quality.

Description of the drawings

Fig. 1 is a kind of fast plug-pull waterproof connection structure installation diagram of embodiment 1.

Fig. 2 is the dimensional structure diagram of the plug interface of embodiment 1.

Fig. 3 is the dimensional structure diagram of the jack interface of embodiment 1.

Fig. 4 is a kind of fast plug-pull waterproof connection structure installation diagram of embodiment 2.

In figure：1st, plug interface；101st, main card mouth；102nd, vice card mouth；103rd, third external screw thread；104th, the shaft shoulder；106th, it is recessed Slot；2nd, jack interface；201st, the first external screw thread；202nd, pedestal；203rd, the second external screw thread；204th, cavity wall；205th, card slot；3rd, waterproof Pad；4th, clamp nut；5th, water proof ring.

Specific embodiment

Clear, complete description is carried out to the technical solution of various embodiments of the utility model below with reference to attached drawing, it is clear that Described embodiment is only the part of the embodiment of the utility model, instead of all the embodiments.It is new based on this practicality The embodiment of type, those of ordinary skill in the art's obtained all other implementation under the premise of creative work is not made Example, belongs to the range that the utility model is protected.

In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the One ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition Concrete meaning of the language in the utility model.

The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.

Embodiment 1

As shown in Fig. 1 ~ 3, the present embodiment provides a kind of fast plug-pull waterproof connection structures, include matched plug and connect Mouthful 1 and jack interface 2, the first external screw thread 201 is set outside one end of the jack interface 2, is connect for the socket to be fixedly mounted Mouth 2；The tail end of first external screw thread 201 is equipped with pedestal 202；The other end of the jack interface 2 and 202 phase of pedestal Even, the other end is in the inner cavity of hollow form, and outside is equipped with the second external screw thread 203, the inner cavity and second external screw thread 203 Between formed cavity wall 204；The first waterproof layer, first waterproof are equipped between the bottom surface of the inner cavity and the plug interface 1 Layer is a collision mat 3, and one end of the plug interface 1 is equipped with the bayonet of straight trip, and the plug interface is a pair of along the bayonet one The card slot 205 that ground is answered to be inserted into the jack interface 2, the bayonet can be divided into main card mouth 101 and two vice card mouths 102, described Main card mouth 101 and two vice card mouths 102 are distributed in 120 ° of annular arrays；The race diameter of the collision mat 3 is more than main card The maximum gauge of mouth 101 or vice card mouth 102；The other end of the plug interface 1 is equipped with third external screw thread 103；Outside the third The tail end of screw thread 103 is equipped with a shaft shoulder 104；The second waterproof layer is equipped between the bayonet and the shaft shoulder 104, described second is anti- Water layer is a water proof ring 5, and the water proof ring 5 is set at the groove 106 of the plug interface 1, the chamber with the jack interface 2 Wall 204 is interference fitted；Wherein, the numerical values recited of the overall diameter of the shaft shoulder 104 be located at the cavity wall 204 inner and outer diameter it Between, in the present embodiment, the outer ring of the shaft shoulder 104 is close to the bottom tooth of second external screw thread 203.

Specifically, along the radial direction of the plug interface 1, the thickness of the main card mouth 101 and two vice card mouths 102 It spends identical；Along the circumferencial direction of the plug interface 1, each the vice card mouth 102 is of same size, the main card mouth 101 Width and the vice card mouth 102 are different, highlight the unicity of main card mouth position, convenient for the bayonet in the plug interface 1 with Card slot 205 in the jack interface 2 can correspond, and also maintain the link position stability of conductive structure.Increase secondary The quantity of bayonet 102 increases the contact area of bayonet and card slot 205, improve frictional force, in its natural state, the plug It is not easy to loosen between interface 1 and the jack interface 2, to increase the uniformity of stress,

As a preferred embodiment, the collision mat 3 can realize the waterproof measure of end face compressing to the present embodiment, described anti- Hydrosphere 5 completes the measure from compresses waterproof, and embodiment improves the water resistancees of connection structure, enhance waterproof ability, The gap size of the opposite section of the plug interface 1 and the jack interface 2 is conveniently adjusted, the shaft shoulder 104 not only limits The plug interface 1 enters the maximum displacement in the jack interface 2, it is also necessary to convenient for the use of the clamp nut 4.This Embodiment is additionally provided with double waterproof construction；By the way of threaded connection, wherein the first external screw thread 201, third external screw thread 103 divide The jack interface 2, the plug interface 1 Yong Yu be connected with cable, the second external screw thread 203 is then used for single connection structure During use with play the role of increase pulling capacity；Bayonet and card slot 205 matched one by one, for the jack interface 2 and described Uniqueness restriction effect is played in the position installation of plug interface 1.

The working forms of the present embodiment are fixed up for multiple jack interfaces 2 by first external screw thread 201, The bottom tiling collision mat 3 of the inner cavity, and is arranged water proof ring 5 on the groove 106, and bayonet is along the jack interface 2 Central axis matches to the inner linear of the jack interface 2 with the card slot 205 and is moved to suitable position.

Embodiment 2

The present embodiment is as further improving and supplementing to embodiment 1, and if Fig. 4 shows, the present embodiment is second of work Form：The single jack interface 2 is fixed up by first external screw thread 201, and tile waterproof in the bottom of the inner cavity Pad, and water proof ring is arranged on the groove, the clamp nut 4 is packed into the plug interface, the bayonet is described in The axis of jack interface 2 matches to the inside of the jack interface 2 with the card slot and carries out mobile installation, treats that the socket connects After mouth 2 and the plug interface just cooperation, upper the second external screw thread spiral shell of the clamp nut 4 and the jack interface 2 It closes, increases the pulling capacity to pulling open structure in succession, and fixed form is simple in structure, avoid cumbersome and be not easy to plug, improve The waterproofing grade of the connection structure, and then improve product quality.

Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that： It can still modify to the technical solution recorded in previous embodiment either to which part or all technical features Carry out equivalent replacement；And these modifications or replacement, the utility model embodiment that it does not separate the essence of the corresponding technical solution Technical solution.

Claims

1. a kind of fast plug-pull waterproof connection structure, includes matched plug interface and jack interface, which is characterized in that institute It states and the first external screw thread is set on one end outer ring of jack interface, for screwing togather the installation jack interface；Described first is externally threaded Tail end is equipped with pedestal, and the diameter of the pedestal is bigger than the described first externally threaded nominal diameter；The pedestal connects the socket The both ends of mouth are connected；The other end of the jack interface is in the inner cavity of hollow form, and outside is equipped with the second external screw thread, the inner cavity Cavity wall is formed between second external screw thread；The first waterproof layer is equipped between the bottom surface of the inner cavity and the plug interface； One end of the plug interface is equipped with the bayonet of straight trip, and bayonet is corresponded with the card slot in the jack interface；The plug The other end of interface is equipped with third external screw thread；The externally threaded tail end of third is equipped with a shaft shoulder；The bayonet and the shaft shoulder Between be equipped with the second waterproof layer, second waterproof layer is located at the groove of the plug interface.

2. a kind of fast plug-pull waterproof connection structure according to claim 1, which is characterized in that first waterproof layer is One collision mat, the race diameter of the collision mat are more than the maximum gauge of the bayonet.

3. a kind of fast plug-pull waterproof connection structure according to claim 1, which is characterized in that second waterproof layer is One water proof ring, the water proof ring are set on the plug interface, are interference fitted with the cavity wall of the jack interface.

4. a kind of fast plug-pull waterproof connection structure according to claim 1, which is characterized in that the bayonet includes one Main card mouth and multiple vice card mouths.

5. a kind of fast plug-pull waterproof connection structure according to claim 4, which is characterized in that along the plug interface Radial direction, the main card mouth are identical with the thickness of the vice card mouth；Along the circumferencial direction of the plug interface, each pair Bayonet it is of same size.

6. a kind of fast plug-pull waterproof connection structure according to claim 4 or 5, which is characterized in that the vice card mouth Number is two, and the main card mouth and two vice card mouths are distributed in 120 ° of annular arrays.

7. a kind of fast plug-pull waterproof connection structure according to claim 1, which is characterized in that the outer diameter of the shaft shoulder Size is between the inner and outer diameter of the cavity wall.

8. a kind of fast plug-pull waterproof connection structure according to claim 1, which is characterized in that second external screw thread is also Engagement sleeves are equipped with a clamp nut, for strengthening the drawing ability of the single connection structure.