CN205944539U - Connector with integral type is from locking -type insulating part - Google Patents

Abstract

The utility model discloses a connector with integral type is from locking -type insulating part, including the plug subassembly, the plug subassembly is through middle coupling assembling connection socket subassembly, middle coupling assembling includes the insulating part and connects the inner shell, the insulating part is put into connect in the inside cavity of inner shell, the insulating part is equipped with the inside cavity that holds terminal and cable, the terminal is put into left through -hole and is link up left insulating part and inseparable butt the inside cavity wall of insulating part. The insulating part shell is equipped with the buckle and the inner shell is equipped with the step, connect the inner shell with the terminal be equipped with respectively with the step and the buckle of buckle and step looks adaptation. The utility model discloses put into and form three -dimensional locking system inside and outside locking -type insulating part and this insulating part, overall structure is compact, clamps simply swiftly, and the locking location is firmly accurate.

Description

A kind of adapter with integral type self-locking insulating part

Technical field

This utility model is related to electrical equipment field, especially relates to a kind of adapter containing insulating part.

Background technology

Adapter be primarily used to realize electrical connection, the insulating part within positioned at adapter act primarily as be placed on therein Terminal and the effect of cable stationary positioned.Existing major part insulating part is that two pieces is split type, and its internal cavities must be equipped with claw Just can achieve the clamp of terminal and insulating part, insulating part and shell.Die cost is higher and positions and inaccurate easily rocks.With When, during cable is crimped terminal, insulating part can produce interference, and clamp is inconvenient and installation time is long.

Utility model content

This utility model is to overcome above-mentioned situation not enough, it is desirable to provide a kind of clamp is convenient, locking accurate positioning is firm Adapter.

A kind of adapter with integral type self-locking insulating part, including plug-assembly, described plug-assembly passes through centre Coupling assembly connects jack assemblies, and described intermediate connecting component includes insulating part and connects inner shell, and described insulating part is inserted described Connect in the internal cavities of inner shell, described insulating part is provided with the internal cavities accommodating terminal and cable, described terminal is inserted left logical Insulating part described in the insertion to the left of hole and the tight internal cavities wall abutting described insulating part；It is provided with outside the upper left of described insulating part First buckle, described first buckle closely abuts the first step on the internal cavities wall of described connection inner shell；Described insulating part Right outer circumference surface be provided with the second buckle that vertical cross-section is right-angled trapezium, the hypotenuse of described right-angled trapezium is located at the left side, described Second buckle closely abuts the second step on the internal cavities wall of described connection inner shell；The right lower quadrant of described insulating part is provided with vertical Straightforward face is the 3rd buckle at right angle, and described 3rd buckle is semi-circular shape, and described 3rd buckle closely abutted in described connection The 3rd step on the internal cavities wall of shell；The lower circumferential wall of the internal cavities of described insulating part is provided with the 4th of semi-circular shape the Step, described 4th step closely abuts the 4th buckle on described terminal, and the vertical cross-section of described 4th buckle is right angle ladder Shape and this trapezoidal hypotenuse are located at the left side；The right side of described insulating part is provided with first level side channel.

Further, six described first level side channels are circumferentially uniformly distributed, positioned at the described first level side at middle part The length and width of groove is all higher than first level side channel below and above.

Further, described first buckle is some raised and some groove, and each described raised and each described groove edge is outer Periphery is arranged alternately.

Further, the lateral cross section of described raised and described groove be square.

Further, on supporting part, the bottom of described support block is provided with expansion cavity to described 4th step.

Further, described supporting part is provided with the second horizontal side channel.

Further, the material of described insulating part is thermoplastic engineering plastic.

This utility model has inserted integrally formed self-locking insulating part and this insulating part passes through in diverse location setting respectively Plant buckle and become three-dimensional lock body system with step, make adapter compact overall structure, clamp simple and fast, locking accurate positioning jail Gu.

Additional aspect of the present utility model and advantage will be set forth in part in the description, partly will be from explained below In become obvious, or recognized by practice of the present utility model.

Brief description

Fig. 1 is that jack assemblies in this utility model, intermediate connecting component and plug-assembly plug together the structure after putting in place and show It is intended to；

Fig. 2 is the perspective view of insulating part of the present utility model；

Fig. 3 is the cross section structure schematic diagram after insulating part of the present utility model and terminal combination；

Fig. 4 is the rear perspective view of Fig. 2.

Description of reference numerals：

1st, intermediate connecting component；13rd, connect inner shell；13a, first step；13b, second step；13c, the 3rd step；15、 Insulating part；15a, the first buckle；15b, the second buckle；15c, the 3rd buckle；15d, the 4th step；15e, first level side channel； 15g, supporting part；15h, expansion cavity；15i, the second horizontal side channel；3rd, plug-assembly；31st, plug body；37th, terminal；37d、 4th buckle；7th, jack assemblies.

Specific embodiment

Embodiment of the present utility model is described below in detail, the example of described embodiment is shown in the drawings, wherein ad initio To the element that same or similar label represents same or similar element or has same or like function eventually.Below by ginseng The embodiment examining Description of Drawings is exemplary it is intended to be used for explaining this utility model, and it is not intended that to this utility model Restriction.

Please with reference to Fig. 1 to Fig. 4, a kind of adapter with integral type self-locking insulating part, including plug-assembly, institute State plug-assembly 3 and jack assemblies 7 are connected by intermediate connecting component 1, described intermediate connecting component 3 includes insulating part 15 and connects Inner shell 13, described insulating part 15 is inserted in the internal cavities of described connection inner shell 13, and described insulating part 15 is provided with receiving terminal 37 With the internal cavities of cable 35, described terminal 37 inserts insulating part 15 described in left through hole 15f insertion to the left and tight abutting is described The internal cavities wall of insulating part 15.Described insulating part is elastomer.

It is provided with the first buckle 15a, described first buckle 15a closely abuts described connection outside the upper left of described insulating part 15 First step 13a on the internal cavities wall of inner shell 13, forms the screens of left upper end local.

The right outer circumference surface of described insulating part 15 is provided with the second buckle 15b that vertical cross-section is right-angled trapezium, described right angle Trapezoidal hypotenuse is located at the left side, and described second buckle 15b closely abuts second on the internal cavities wall of described connection inner shell 13 Step 13b, forms right-hand member screens.Trapezoidal hypotenuse be designed as facilitating clamp, during clamp, second step 13b positioned at the left side leads to Cross trapezoidal hypotenuse and raise and easily cross the second buckle 15b and enter right side clamp rest position, rest position as shown in Figure 1.

The right lower quadrant of described insulating part 15 is provided with the 3rd buckle 15c that vertical cross-section is right angle, and described 3rd buckle 15c is Semi-circular shape, described 3rd buckle 15c closely abuts the 3rd step 13c on the internal cavities wall of described connection inner shell 13, shape Become lower middle part positioning.

The right side of described insulating part 15 is provided with first level side channel 15e, this side channel insertion insulating part right-hand member housing, clamp When, when second step 13b gradually passes through trapezoidal hypotenuse, it is the second card that pressure effect can make the right-hand member radial contraction of insulating part 15 Button 15b radial contraction, the width compression of first level side channel 15e diminishes, and buckle can be made more easily to cross the second buckle 15b and enter Enter right side clamp rest position, the second buckle 15b is radial dilatation return because of the elastomer rebound effect of insulating part 15 simultaneously, the One horizontal side channel 15 replys initial width.Above-mentioned revert action is self-locking action, and self-locking insulating part comes therefrom.Above-mentioned Design make clamp convenient, locking accurate positioning firm.In sum, the first to the 3rd buckle and the first to the 3rd step make absolutely The outside of edge part is locked and is positioned.

Described insulating part 15 is provided with the internal cavities accommodating terminal 37 and cable 35, and described cable 35 passes through to crimp molding admittedly Right side cavity due to described terminal 37.Described terminal 37 is inserted insulating part 15 described in left through hole 15f insertion to the left and is closely supported Connect the internal cavities wall of described insulating part 15.The lower circumferential wall of the internal cavities of described insulating part 15 is provided with the of semi-circular shape Four step 15d and the groove of semi-circular shape, described 4th step 15d closely abuts the 4th buckle 37d on described terminal 37, institute The vertical cross-section stating the 4th buckle 37d is right-angled trapezium and abuts with the groove perfection of semi-circular shape, this trapezoidal hypotenuse is located at The left side.For right-angled trapezium and this trapezoidal hypotenuse is located at the right to the vertical cross-section of described 4th step 15d.4th step 15d's The hypotenuse design of right-angled trapezium makes positioning become more accurate also for convenient and perfect abutting of clamp, makes the 4th card of terminal Button 37d easily gets over to left side clamp rest position from the right.4th buckle and the internal cavities wall of the 4th step and insulating part 15 The position relationship of common positioning terminal, meanwhile, terminal 37 fixation is crimped with cable 35 and is fixed on plug-assembly 3.In sum, The inside and outside of insulating part 15 is all locked and is positioned.

During assembling, after terminal 37 and cable 35 are connected, it is directly loadable into insulating part 15, then snap in connecting inner shell 13 Insulating part 15, it is to avoid insulating part 15, to the interference during terminal 37 crimping, saves installation time, insulating part 15 is real simultaneously Show lock-bit.

Further, as shown in figure 3, the quantity of described first level side channel 15e is 6 and is circumferentially uniformly distributed, can Radial pressure during clamp is effectively dispersed on 6 side channels.

Further, as shown in Fig. 2 described first buckle 15a is some raised and some groove, each described raised and each Described groove is arranged alternately along outer circumference surface.Described first step 13a is adapted clamping with the first buckle 15a, makes described insulation Body 15 obtains the fixation of the axially and transversely both direction of level, and described insulator 15 will not rotate easily, and locking is even closer. Preferably, the lateral cross section of each described raised and each described groove is square, and square contact face is all plane, and stiction is more Greatly, locking is tightr.

Further, on supporting part 15g, the bottom of described support block 15g is provided with expansion sky to described 4th step 15d Chamber 15h.When terminal inserts, rope Vulpes expansion cavity 15h provides support block 15g expansive space, makes insertion more smooth.Preferably , on the premise of ensureing that self-lock force is enough, described supporting part 15g is provided with the second horizontal side channel 15i.Second horizontal side channel 15i Identical with the effect of described first level side channel 15e, make self-locking action more smoothly quick.

Further, the material of described insulating part 15 is thermoplastic engineering plastic, electrical property and good mechanical performance, molding Convenient, more flexible facilitate clamp.

In description of the present utility model it is to be understood that term " " center ", " longitudinal ", " horizontal ", " length ", " width Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " suitable The orientation of instruction such as hour hands ", " counterclockwise ", " axial ", " radially ", " circumferential " or position relationship are based on orientation shown in the drawings Or position relationship, be for only for ease of description this utility model and simplify description, rather than instruction or hint indication device or Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model System.

In this utility model, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " Gu Fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be It is mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be two The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis Concrete condition understands concrete meaning in this utility model for the above-mentioned term.

In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score Can be the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, first is special Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " permissible Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.

In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example Point is contained at least one embodiment of the present utility model or example.In this manual, the schematic table to above-mentioned term State and be necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible Any one or more embodiments or example combine in an appropriate manner.Additionally, in the case of not conflicting, this area Technical staff the feature of the different embodiments described in this specification or example and different embodiment or example can be entered Row combines and combines.

Although of the present utility model embodiment has been shown and described above it is to be understood that above-described embodiment is Exemplary it is impossible to be interpreted as that those of ordinary skill in the art is in scope of the present utility model to restriction of the present utility model Interior above-described embodiment can be changed, change, replacing and modification.

Claims (7)

1. a kind of adapter with integral type self-locking insulating part is it is characterised in that include plug-assembly, described plug-assembly Jack assemblies are connected by intermediate connecting component, described intermediate connecting component includes insulating part and connects inner shell, described insulating part Insert in the internal cavities of described connection inner shell, described insulating part is provided with the internal cavities accommodating terminal and cable, described terminal Insert insulating part described in the insertion to the left of left through hole and the tight internal cavities wall abutting described insulating part；The upper left of described insulating part Outside is provided with the first buckle, and described first buckle closely abuts the first step on the internal cavities wall of described connection inner shell；Institute The right outer circumference surface stating insulating part is provided with the second buckle that vertical cross-section is right-angled trapezium, and the hypotenuse of described right-angled trapezium is located at a left side Side, described second buckle closely abuts the second step on the internal cavities wall of described connection inner shell；The bottom right of described insulating part Portion is provided with the 3rd buckle that vertical cross-section is right angle, and described 3rd buckle is semi-circular shape, and described 3rd buckle closely abuts institute State the 3rd step on the internal cavities wall connecting inner shell；The lower circumferential wall of the internal cavities of described insulating part is provided with semicircular ring 4th step of shape, described 4th step closely abuts the 4th buckle on described terminal, the vertical cross-section of described 4th buckle It is located at the left side for right-angled trapezium and this trapezoidal hypotenuse；Described insulating part is elastomer；The right side of described insulating part is provided with first Horizontal side channel.

2. the adapter with integral type self-locking insulating part according to claim 1 is it is characterised in that described first water The quantity of flat side channel is six and is circumferentially uniformly distributed.

3. the adapter with integral type self-locking insulating part according to claim 1 and 2 is it is characterised in that described One buckle includes some raised and some grooves, and each described raised and each described groove is arranged alternately.

4. the adapter with integral type self-locking insulating part according to claim 3 it is characterised in that described raised and The lateral cross section of described groove is square.

5. the adapter with integral type self-locking insulating part according to claim 1 is it is characterised in that described 4th On supporting part, the bottom of described support block is provided with expansion cavity to rank.

6. the adapter with integral type self-locking insulating part according to claim 5 is it is characterised in that described supporting part It is provided with the second horizontal side channel.

7. the adapter with integral type self-locking insulating part according to claim 1 is it is characterised in that described insulating part Material be thermoplastic engineering plastic.