CN110350454A - The connector of anti-rotation and the pressure welding case component and use of play the pressure welding case component - Google Patents
The connector of anti-rotation and the pressure welding case component and use of play the pressure welding case component Download PDFInfo
- Publication number
- CN110350454A CN110350454A CN201910493325.0A CN201910493325A CN110350454A CN 110350454 A CN110350454 A CN 110350454A CN 201910493325 A CN201910493325 A CN 201910493325A CN 110350454 A CN110350454 A CN 110350454A
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- China
- Prior art keywords
- metal shell
- pressure welding
- case component
- welding case
- rotation
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
- H02G3/0616—Joints for connecting tubing to casing
- H02G3/0625—Joints for connecting tubing to casing with means for preventing disengagement of conductors
- H02G3/0666—Joints for connecting tubing to casing with means for preventing disengagement of conductors with means clamping the armour of the conductor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention provides the pressure welding case component of a kind of anti-rotation and play and the connector using the pressure welding case component, the connector includes metal shell, threading hole is offered in the metal shell, pressure welding case component is installed in threading hole, pressure welding case component includes crimp barrel, the welding of crimp barrel front end is provided with elastic slice, and the end face of elastic slice turns down to form the elastic arm with the straight hole inner wall elasticity press on installation panel when in use towards crimping tube rear end direction, and the fold angle of the elastic arm is less than 90 °；Crimp barrel front end setting it is outer turn edge on offer positioning spline and anti-rotation keyway, elastic slice be equipped with positioning key and towards crimp tube rear end direction bend elastic clamping hook, the front end of metal shell is equipped with the antirotation keys cooperated with anti-rotation keyway, and the antirotation keys are snapped connection with elastic clamping hook.Connector of the present invention has more preferably anti-rotation and play function, and is suitable for mounting means or other special occasions in hole, not only reduces device aperture, can also be achieved binary channels shielding turn-on effect.
Description
Technical field
The invention belongs to plug connector apparatus field, in particular to the pressure welding case component of a kind of anti-rotation and play and make
With the connector of the pressure welding case component.
Background technique
Plug connector is used to be sealed cable when being attached cable to the inside of equipment, fix, and in Special Ring
The electric field generated to cable is needed to shield under border.Existing plug connector is solid by mounting flange fitted bolt etc.
Determine part to be directly installed on the installation panel of equipment, this fixed form is needed in installation panel up to opening up four fixations less
Hole, along with the large diameter hole passed through for cable, then the hole count that will lead in small area region is excessive, causes installation panel rigid
Property intensity is greatly lowered；And since the radial seals such as sealing ring are the plug connectors positioned at installation panels outside
It is interior, then it is limited to the leakproofness of mounting hole, such as it is possible to bolt looseness, Method for Installation occur under the working environment of long-time vibration
Orchid loosens, and maintenance is will lead to not in time into ash, water inlet etc..In addition, existing plug connector shell is insulation shell, it can only
It realizes single channel shielding conducting, it is reliable to be unable to ensure shielding contact；And it is ineffective to the anti-rotation and Anti-moving of cable.
Summary of the invention
The purpose of the present invention is to provide a kind of pressure welding case components for being provided simultaneously with anti-rotation and play, also proposed simultaneously
It is a kind of using the pressure welding case component and have binary channels shielding conducting function connector.
The object of the invention to solve the technical problems adopts the following technical solutions to realize.It is proposed according to the present invention
The pressure welding case component of anti-rotation and play, the crimp barrel contacted when including using with cable shielding layer, the front end weldering of the crimp barrel
It connects and is provided with elastic slice, the end face of the elastic slice forms multiple when in use and on installation panel towards the fold of crimping tube rear end direction
Straight hole inner wall elasticity press elastic arm, the fold angle of the elastic arm is less than 90 °；Crimp barrel front end setting it is outer turn edge on
Offer positioning spline and anti-rotation keyway, the elastic slice be equipped with the positioning key cooperated with the positioning spline and with the antirotation keys
The elastic clamping hook that slot is arranged in a one-to-one correspondence and bends towards crimping tube rear end direction.
The purpose of the present invention also uses following technical measures to further realize.
Pressure welding case component above-mentioned, wherein elastic clamping hook is symmetrical arranged and it relative to the bending angle of elastic slice front end face is
90°。
Pressure welding case component above-mentioned, wherein being equipped on each elastic arm for reducing elastic slice in installation or removal and installing
The salient point of generated frictional force between the straight hole inner wall of panel.
The purpose of the present invention also uses following technical measures to further realize.
It is a kind of using anti-rotation and the connector of the pressure welding case component of play, further include metal shell, in the metal shell
A threading hole perpendicular to installation panel is offered, the pressure welding case component, the metal shell are installed in the threading hole
Front end be equipped with the antirotation keys that cooperate with anti-rotation keyway, and the antirotation keys are snapped connection with the elastic clamping hook.
Furthermore, the front end of the metal shell is equipped with protrusion, the height of the protrusion greater than elastic slice end face width,
Less than the vertical range between elastic arm end and metal shell.
Furthermore, the metal shell excircle has the flange abutted during installation with installation panel, the flange
It radially extends and forms L-type fixed arm after axially bending towards threading hole, and the bending end of L-type fixed arm has fixation hole.
Furthermore, the metal shell outer surface, which is set with, carries out radial seal for the straight hole to installation panel
Sealing rubber ring.
Furthermore, the cable seal circle for carrying out radial seal to cable is installed inside the metal shell,
The tail-hood cable seal circle limited inside threading hole is installed in the rear end of metal shell.
Furthermore, the tail-hood rear end is equipped with the bellows retainer ring for carrying out secondary radial seal to cable.
Furthermore, the metal shell rear end is equipped with the first convex block, and tail-hood front end offers and the first convex block phase
The first card slot fastened；The tail-hood rear end offers the second card slot, and bellows retainer ring front end is equipped with and is engaged with second card slot
The second convex block closed.
By above-mentioned technical proposal, the present invention at least have compared with prior art it is following the utility model has the advantages that
1, pressure welding case component proposed by the invention is provided simultaneously with splendid anti-rotation and Anti-moving function, and is suitable for
Equipment installs mounting means in the hole of panel, not only assembles simple and reliable, also greatly enhances leakproofness.
2, pressure welding case component of the invention is combined by pressure welding case and elastic slice by spot-welding technology, and crimp barrel can guarantee
With the pulling-out force of cable and contact reliability after crimping, elastic slice can guarantee and contact with the reliability of equipment, and determine above elastic slice
Positioning spline on position key and crimp barrel cooperates, and guarantees accurate positioning when welding.
3, the present invention is using metal shell and metal crimp set component, it can be achieved that binary channels shielding conducting (cable shielding silk-
Pressure welding case component-metal shell-equipment；Cable shielding silk-pressure welding case component-equipment), it is ensured that shielding is reliable；And metal-back
Body and the elastic slice in pressure welding case component, crimp barrel are all made of molding and are integrally formed design, at low cost.
4, connector of the invention carries out installation fixation using L-type fixed arm, be extremely applicable to equipment corner or its
It is installed under its particular surroundings, and equipment corner belongs to the entire installation highest place of panel rigid, therefore the present invention
Avoid because aperture it is excessive caused by install panel rigid substantially weaken.And even if working under long-time vibration environment
(such as fields such as car, buses), cable can also fix the axial float power that plug connector generates by the L-type
Arm is converted into radial force, and the fixing pieces such as bolt is delayed to loosen so as to extend maintenance period.
The above description is only an overview of the technical scheme of the present invention, in order to better understand technological means of the invention, and
It can be implemented in accordance with the contents of the specification, and to allow above and other objects, features and advantages of the invention can be brighter
Show understandable, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 and Fig. 2 is the three-dimensional structure diagram of connector of the invention.
Fig. 3 is the configuration schematic diagram of connector of the invention.
Fig. 4 is the sectional view of connector of the invention.
Fig. 5 is the structure chart of pressure welding case component of the invention.
Fig. 6 is the configuration schematic diagram of pressure welding case component of the invention.
Fig. 7 is the three-dimensional structure diagram of metal shell of the present invention.
Fig. 8 is the installation diagram of metal shell and pressure welding case component of the invention.
Fig. 9 is the state diagram that connector of the invention is mounted on after the installation panel of equipment.
Specific embodiment
Below in conjunction with attached drawing and preferred embodiment, technical solution of the present invention is described in further detail.
The specific embodiment of connector proposed by the present invention, as shown in Figures 1 to 8, including metal shell 1, the metal-back
A threading hole perpendicular to installation panel is offered in body 1, is axially installed with pressure welding case component 2 in the threading hole, the crimping
Set component include using when the crimp barrel 3 that is contacted with cable shielding layer with can guarantee crimp after can with the pulling-out force of cable and contact
By property；The front end of the crimp barrel 3 is provided with elastic slice 4 by spot-welding technology welding, the end face 41 of the elastic slice 4 (i.e. with crimp barrel axis
The perpendicular end face of line) towards extreme direction fold after crimp barrel 3 to be formed in multiple straight holes when in use and on installation panel
Wall elasticity press elastic arm 42, the fold angle of the elastic arm 42 is less than 90 °, that is to say, that elastic arm 42 outward fold after with crimp barrel
It is greater than 90 ° and less than 180 ° in order to catering to straight hole mounting means by the axis direction angle that front end is directed toward in rear end；As excellent
Choosing, the fold angle are 70 °.Outer turn edge of 3 front end of crimp barrel setting offers positioning spline 32 and anti-rotation keyway on 31
33, preferably, positioning spline 32 there are two and it is symmetrical about 3 central axis of crimp barrel, anti-rotation keyway 33 also be provided with two and
It is symmetrical about crimp barrel central axis, and positioning spline 32 and 33 angle of anti-rotation keyway are 90 °.Corresponding, elastic slice 4 is equipped with
The positioning key 43 of cooperation is corresponded with the positioning spline 32, the positioning key 43 is by the end face 41 of elastic slice outward and towards after crimp barrel
It is formed after extreme direction bending and holding is inside positioning spline 43, to guarantee accurate positioning when welding.It is also set on the elastic slice 4
There is an elastic clamping hook 44 being arranged in a one-to-one correspondence with the anti-rotation keyway 33, elastic clamping hook 44 is by end face 41 outward and towards after crimp barrel
Extreme direction bending is formed by；The elastic clamping hook 44 be symmetrical arranged and its relative to elastic slice end face 41 bending angle be 90 °,
That is elastic clamping hook and the axis of crimp barrel are arranged in parallel.The front end of the metal shell 1 is equipped with and anti-rotation keyway 33
The antirotation keys 11 of cooperation, and the antirotation keys 11 and elastic clamping hook 44 snap connection to realize pressure welding case component 2 and metal shell 1
Fixed installation.Wherein antirotation keys 11, which are inserted into anti-rotation keyway 33, can play the anti-radial rotating function of pressure welding case component 2, simultaneously
Elastic clamping hook 44 and antirotation keys 11, which mutually fasten, can prevent pressure welding case component 2 from generating axial float relative to metal shell 1.It is preferred that
, which is set as barb in order to be connected with the stabilization of elastic clamping hook 44.
Specifically, the crimp barrel 3 is the variable-diameter structure that point diameter is big, rear end diameter is small, when threading, cable shielding layer
Crimp barrel is passed through with the mounting means of interference fit, 3 rear end reduced diameter section of crimp barrel, which be squeezed and deformed to cable shielding layer, to be made
The two mutually compresses to prevent cable from deviating from.
It is also made of metal material by connector shell in this present embodiment, then binary channels shielding conducting can be achieved: i.e.
Cable shielding silk-pressure welding case component-metal shell-equipment shielding conducting and cable shielding silk-pressure welding case component-equipment
Shielding conducting, it is ensured that shielding is reliable；And metal shell and the elastic slice in pressure welding case component, crimp barrel are all made of molding one
Molded design, it is at low cost.
Preferably, being equipped with the straight hole for reducing elastic slice 4 in installation or removal with installation panel on each elastic arm 42
The salient point 421 of generated frictional force between inner wall.
Preferably, the front end of metal shell 1 is additionally provided with the protrusion 12 being slidably matched with the hole inner wall of installation panel, protrusion can
Limitation metal shell 1 radially wobbles in the straight hole of installation panel, plays the role of positioning；And the height of the protrusion 12 is greater than elastic slice 4
41 width of end face, less than the vertical range between 1 periphery of 42 end of elastic arm and metal shell, pacify after avoiding connector from installing
The straight hole inner wall of dress panel is too small with metal shell spacing and causes elastic arm 42 to follow the string the deformation of elastic arm excessive compression.Secondly
12 height of protrusion also functions to the purpose of protection elastic clamping hook 44 also greater than 11 height of antirotation keys.
In conjunction with Fig. 7, Fig. 9, the middle part excircle of metal shell 1 is convex with abutting during installation with the installation panel of equipment
Edge 13, which radially extends and towards one L-type fixed arm 14 of formation after the bending of threading hole axial direction, and L-type is fixed
The bending end of arm 14 has fixation hole 141, connector of the invention can be mounted on equipment corner by fasteners such as bolts,
Avoid because aperture it is excessive caused by install panel rigid substantially weaken.And even if working under long-time vibration environment
(such as fields such as car, buses), cable can also fix the axial float power that plug connector generates by the L-type
Arm 14 is converted into radial force, and the fixing pieces such as bolt is delayed to loosen to extend maintenance period.
Metal shell outer surface inside the straight hole of installation panel is set with to carry out for the straight hole to installation panel
The sealing rubber ring 5 of radial seal, furthermore the sealing rubber ring 5 and the deformation of straight hole inner wall mutual extrusion limit connector radial direction and axis
To movement and play shock-absorbing function.
Cable seal circle 6 for carrying out radial seal to cable is installed inside metal shell 1, in metal shell 1
Rear end be equipped with the cable seal circle 6 limited into tail-hood 7 inside threading hole, be equipped in 7 rear end of tail-hood for line
Cable carries out the bellows retainer ring 8 of secondary radial seal.
Specifically, 1 rear end of metal shell is equipped with the first convex block 15,7 front end of tail-hood is offered and first convex block
15 the first card slots 71 being interlocked, 7 rear end of tail-hood offer the second card slot 72, and 8 front end of bellows retainer ring is equipped with and second card
The second convex block 81 that slot 72 is interlocked.Block machine 73 is additionally provided with inside tail-hood 7, when tail-hood 7 passes through 71 spiral-lock of the first card slot in metal
After on shell 1, which abuts with 1 rear end face of metal shell realizes precise positioning to prevent axial float；Ripple
Pipe clamp circle 8 is abutted by 81 spiral-lock of the second convex block its front end face at 7 rear end of tail-hood with 73 rear end face of block machine to prevent axial alter
It is dynamic, and block machine 73 plays the position-limiting action to cable seal circle 6 and the auxiliary positioning guiding role to cable.The ripple
8 inner wall of pipe clamp circle is set as multilayer wave bulge-structure, two layers of radial seal can be carried out to cable and auxiliary positioning acts on.Secondly
In the present embodiment, prelocalization slot 74, rear locating slot 75 are also provided on the tail-hood 7,1 outer surface of metal shell is arranged and should
Prelocalization slot cooperation the first anti-rotation boss 16 to prevent it from relatively rotating with tail-hood, and bellows retainer ring 8 be equipped with
The second anti-rotation boss 82 of locating slot cooperation is afterwards to prevent it from relatively rotating with tail-hood, therefore pressure welding case group in the present invention
Part, metal shell, tail-hood, bellows retainer ring are provided with anti-axial float and radial rotating function after mounting, with existing connection
Device, which is compared, has more preferably stability.
The above described is only a preferred embodiment of the present invention, any person skilled in the art, is not departing from
Within the scope of technical solution of the present invention, any simple modification made to the above embodiment, equivalent according to the technical essence of the invention
Variation and modification, all of which are still within the scope of the technical scheme of the invention.
Claims (10)
1. the pressure welding case component of anti-rotation and play, it is characterised in that the crimp barrel contacted when including using with cable shielding layer,
The front end welding of the crimp barrel is provided with elastic slice, and the end face of the elastic slice is towards the fold of crimping tube rear end direction to form multiple make
The elastic arm of straight hole inner wall elasticity press on used time and installation panel, the fold angle of the elastic arm is less than 90 °；Before the crimp barrel
End setting it is outer turn edge on offer positioning spline and anti-rotation keyway, the elastic slice is equipped with the positioning cooperated with the positioning spline
Key and be arranged in a one-to-one correspondence with the anti-rotation keyway and towards crimp tube rear end direction bending elastic clamping hook.
2. the pressure welding case component of anti-rotation according to claim 1 and play, it is characterised in that: the elastic clamping hook is symmetrical
Be arranged and its relative to elastic slice front end face bending angle be 90 °.
3. the pressure welding case component of anti-rotation according to claim 1 and play, it is characterised in that: on each elastic arm
Equipped with the salient point for reducing elastic slice generated frictional force between the straight hole inner wall of installation panel in installation or removal.
4. a kind of connector using the pressure welding case component of anti-rotation and play as described in any one of claim 1-3, special
Sign is to further include metal shell, a threading hole perpendicular to installation panel is offered in the metal shell, in the threading hole
The pressure welding case component is installed, the front end of the metal shell is equipped with the antirotation keys cooperated with anti-rotation keyway, and the antirotation keys
It is snapped connection with the elastic clamping hook.
5. connector according to claim 4, it is characterised in that: the front end of the metal shell is equipped with protrusion, the protrusion
Height be greater than elastic slice end face width, less than the vertical range between elastic arm end and metal shell.
6. connector according to claim 4, it is characterised in that: the metal shell excircle have during installation with peace
The flange that panel abuts is filled, which radially extends and towards formation L-type fixed arm after threading hole axially bending, and L-type is fixed
The bending end of arm has fixation hole.
7. connector according to claim 4, it is characterised in that: the metal shell outer surface is set with for installation
The straight hole of panel carries out the sealing rubber ring of radial seal.
8. connector according to claim 4, it is characterised in that: be equipped with inside the metal shell for cable into
The cable seal circle of row radial seal is equipped with cable seal circle limit inside threading hole in the rear end of metal shell
Tail-hood.
9. connector according to claim 8, it is characterised in that: the tail-hood rear end is equipped with for carrying out two to cable
The bellows retainer ring of secondary radial seal.
10. connector according to claim 9, it is characterised in that: the metal shell rear end is equipped with the first convex block, tail-hood
Front end offers the first card slot being interlocked with first convex block；The tail-hood rear end offers the second card slot, bellows retainer ring
Front end is equipped with the second convex block being interlocked with second card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910493325.0A CN110350454B (en) | 2019-06-06 | 2019-06-06 | Anti-rotation and anti-play crimping sleeve assembly and connector using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910493325.0A CN110350454B (en) | 2019-06-06 | 2019-06-06 | Anti-rotation and anti-play crimping sleeve assembly and connector using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110350454A true CN110350454A (en) | 2019-10-18 |
| CN110350454B CN110350454B (en) | 2021-04-06 |
Family
ID=68181651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910493325.0A Active CN110350454B (en) | 2019-06-06 | 2019-06-06 | Anti-rotation and anti-play crimping sleeve assembly and connector using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110350454B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864670A (en) * | 2019-11-28 | 2021-05-28 | 比亚迪股份有限公司 | High-voltage connector and vehicle with same |
| CN114552259A (en) * | 2020-11-25 | 2022-05-27 | 比亚迪股份有限公司 | Connector and vehicle |
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| US20140215815A1 (en) * | 2010-11-18 | 2014-08-07 | Michael Holland | Coaxial connectors with enhanced shielding |
| CN204497487U (en) * | 2015-04-08 | 2015-07-22 | 德尔福连接器***（南通）有限公司 | A kind of shielding snare of connector |
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| CN114552259A (en) * | 2020-11-25 | 2022-05-27 | 比亚迪股份有限公司 | Connector and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110350454B (en) | 2021-04-06 |
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