CN208849173U - A kind of novel shielding connector - Google Patents
A kind of novel shielding connector Download PDFInfo
- Publication number
- CN208849173U CN208849173U CN201821515814.9U CN201821515814U CN208849173U CN 208849173 U CN208849173 U CN 208849173U CN 201821515814 U CN201821515814 U CN 201821515814U CN 208849173 U CN208849173 U CN 208849173U
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- shielding
- cable
- metal shell
- inner ring
- outside
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Abstract
The utility model discloses a kind of novel shielding connectors, and including the metal shell for connection cables component, the metal shell is equipped with the cavity that one end is opening, are equipped with threading hole in the bottom of the cavity；The cable-assembly is arranged in the threading hole and the both ends of cable-assembly protrude from the metal shell, the cable-assembly is fixed on the metal shell by the shielding piece by being set to the cavity bottom, and the shielding on piece is equipped with the elastic claw of multiple openings for extending outward the cavity.The utility model novel shielding connector, have the characteristics that structure simple, high reliablity, disassembly with it is easy to assembly.
Description
Technical field
The utility model relates to field of connectors more particularly to a kind of novel shielding connectors.
Background technique
It is currently applied to the connector in riding electric automobile on motor, overall structure part is more, disassembly and assembly
It is inconvenient；It, need to will be on cable to meet electrical requirements and reliability and when connector is installed on the metal cabinet of motor
Shielded layer is connect with metal cabinet realizes function of shielding, but connector shell generallys use plastic shell, in order to realize shielded layer
It is complicated with the connection structure of metal cabinet, and claw or spring are generallyd use as connector between the two, pass through claw or bullet
The mode of spring realizes shielding connection, and contact area is small and reliability is low, and shield effectiveness cannot reach electrical requirements.
Utility model content
The utility model is directed to above-mentioned existing technological deficiency, provides a kind of simple structure, high reliablity, disassembly and assembling
Convenient novel shielding connector.
In order to solve the above-mentioned technical problem, the utility model provides a kind of novel shielding connector, including for connecting
The metal shell of cable-assembly, the metal shell are equipped with the cavity that one end is opening, are equipped with and wear in the bottom of the cavity
String holes；The cable-assembly is arranged in the threading hole and the both ends of cable-assembly protrude from the metal shell, by setting
The cable-assembly is fixed on the metal shell by the shielding piece in the cavity bottom, and the shielding on piece is equipped with multiple
Extend outward the elastic claw of the opening of the cavity.
Preferably, the cable-assembly includes the cable being placed in threading hole and shielding inner ring and is placed in outside threading hole
Outer ring and line nose are shielded, the cable successively includes conductive layer, insulating layer, shielded layer and insulating protective layer from inside to outside；Institute
Shielding inner ring sleeve is stated mounted in the insulating protective layer periphery, the shielded layer is by turning up set on the shielding inner ring periphery, institute
It states the one end of shielding exterior ring cap loaded on the shielding inner ring and compresses the shielded layer, the other end of the shielding inner ring is arranged in
At the deck of the threading hole inner end；The line nose is crimped on the conductive layer and protrudes from the metal shell；Institute
It states shielding on piece and is equipped with the bayonet part being stuck in outside shielding outer ring, and the shielding inner ring is pressed on the deck by the bayonet part
Place.
Preferably, it is placed on the outside of shielding inner ring one end at the deck and is equipped with annular groove, covered on the annular groove
Equipped with wave washer.
Preferably, the periphery of the shielding inner ring is equipped with the land that a circle is sticked in the deck, and the land position
Between shielding outer ring and the annular groove；The land be equipped with a positioning gap, the deck be equipped with it is described fixed
The boss of position notch cooperation；The bayonet part is contacted with the end face outside of the land.
Preferably, the water proof ring being sleeved on outside insulating protective layer is equipped between the insulating protective layer and the threading hole,
The water proof ring is placed in the outside of the shielding inner ring.
Preferably, tail button is further sleeved on the outside of the cable, the tail buckle conjunction is connected on the outside of the metal shell.
Preferably, the tail button includes circular elastic suit portion and the holding section on the outside of elastic suit portion, institute
It states holding section and is equipped with the bayonet cooperated with the hook being arranged on the metal shell, institute is inserted into the one end in the elasticity suit portion
It states in threading hole and compresses the water proof ring.
Preferably, the elastic suit portion periphery being placed in the threading hole is equipped with the bullet of multiple circular arrays distribution
Property convex ribs, it is described elasticity convex ribs race diameter be greater than the threading hole diameter.
Preferably, the outboard end of the cavity is equipped with mounting base, and the mounting base is equipped with the groove for accommodating collision mat, institute
The notch side for stating groove is equipped with multiple salient points to extension among groove.
Preferably, the shielding piece is the copper plate of 1.5mm thickness, and the shielding piece is fixed on the cavity bottom by screw
Portion, the free-end of the elastic claw are equipped with the bending part of outwardly convex.
Preferably, the metal shell is made of aluminium alloy integrated molding.
The utility model has the following beneficial effects:
The utility model connector uses metal shell, and the setting shielding piece in metal shell, shields on piece to extension
It stretches the multiple elastic claws in place and passes through the multiple elasticity extended when the connector is fixed at the fixed hole position on metal cabinet
Pawl is contacted with the hole wall on metal cabinet, realizes effective connection of metal shell and metal cabinet, and makes to connect by the shielding piece
The contact area connect is greatly and contact effect is good, shields high reliablity, can avoid the existing shielding connection side by claw or spring
Formula causes to overlap undesirable risk；And cable-assembly fixation is set to be arranged in metal-back by the land on shielding piece and shielding inner ring
In vivo, the case where cable-assembly is moved forward and backward appearance is avoided the occurrence of；It is arranged on a positioning gap and metal shell also in land
Boss cooperation, not can be carried out rotation after so that cable-assembly is assembled in metal shell；In the combination of metal shell and metal cabinet
Place is equipped with collision mat and realizes sealing, and accommodates on metal shell and to be equipped with multiple salient points at the groove notch of the collision mat, is used for
Collision mat is blocked, prevents collision mat from dropping out influence sealing effect；Shield piece use 1.5mm thickness copper plate, conducting effect it is good and
Efficiently；The utility model connector also have the characteristics that structure is simple, disassembly with easy to assembly, shield effectiveness is good.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
It does not constitute improper limits to the present invention, in the accompanying drawings:
Fig. 1 is the schematic diagram of connector in embodiment；
Fig. 2 is the exploded view of connector in embodiment；
Fig. 3 is the cross-sectional view of connector in embodiment；
Fig. 4 is the schematic diagram that inner ring is shielded in embodiment；
Fig. 5 is the schematic diagram of tail button in embodiment.
Specific embodiment
In order to more fully understand the technology contents of the utility model, below in conjunction with attached drawing and specific embodiment to this
Utility model is described further and illustrates.
Embodiment 1
As shown in Figures 1 to 5, a kind of novel shielding applied on motor in riding electric automobile shown in the present embodiment
Connector, including the metal shell 1 for connecting multiple cable-assemblies (being three in the present embodiment), 1 side of metal shell is set
Having one end is the cavity 11 of opening, and the open side of cavity 11 is the binding end that metal shell 1 is connected with the metal cabinet of motor,
Multiple threading holes 12 (being three in the present embodiment) are equipped in the bottom of cavity 11；Multiple cable-assemblies correspond wear respectively
It will in multiple threading holes 12 and its both ends protrudes out outside metal shell 1, then passing through the shielding piece 3 for being set to 11 bottom of cavity
Cable-assembly is fixed on metal shell 1, and shielding piece 3 is equipped with multiple (being three in the present embodiment) and extends perpendicularly outward out and hold
The elastic claw 31 of the opening of chamber 11, and elastic claw 31 extends outwardly near or along the side wall of cavity, pacifies in this way in metal shell
After at fixed hole position on metal cabinet loaded on motor, which can protrude into fixation hole and contact with its side wall, and realization has
Effect shielding connection.
Specifically, cable-assembly includes the cable 21 being placed in threading hole 12 and shielding inner ring 22 and is placed in threading hole 12
Outer shielding outer ring 23 and line nose 24, shielding outer ring 23 are placed in cavity 11, and cable 21 successively includes conductive layer from inside to outside
211, insulating layer 212, shielded layer 213 and insulating protective layer 214, shielding inner ring 22 are sleeved on 214 periphery of insulating protective layer, shield
Layer 213 shields the periphery of 22 one end of inner ring by being set to after turning up, and shielding outer ring 23 is set in one end of shielding inner ring 22 and pressure
The other end of tight shielded layer 213, shielding inner ring 22 is arranged at the deck 111 of 12 inner end of threading hole；Line nose 24 is crimped on
On conductive layer 211 and metal shell 1 is protruded from, and line nose and elastic claw are located at the same side, for being inserted into the metal box of motor
In vivo；Shielding piece 3 is equipped with the bayonet part 32 being stuck in outside shielding outer ring 23, and the periphery of shielding inner ring 22 is equipped with a circle protrusion and blocks
Together in the land 221 in deck 111, and land 221 is located at the inside of shielding outer ring 23, such bayonet part 32 and land 221
Shielding inner ring 22 is simultaneously pressed at deck 111 by end face outside contact, from there through the cooperation of land and shielding piece, by cable set
Part is fixed at the threading hole on metal shell, and can avoid the case where cable-assembly is moved forward and backward；It is set in land 221
There is a positioning gap 222, deck 111 is equipped with the boss (not shown) cooperated with locating notch 222, in this way in cable set
After part and metal shell assembling, the rotation of cable-assembly can be prevented；Above structure can ensure the reliability of connector.
Specifically, being equipped with annular groove 223 on the outside of 22 one end of shielding inner ring being placed at deck 111, and annular groove 223
Positioned at the inside of land 221, i.e. land 221 is located between shielding outer ring 23 and annular groove 223, covers on annular groove 223
Equipped with wave washer 224, ensure to shield the reliability that inner ring is connect with metal shell 1 by wave washer 224；Among the above, shield
Covering inner ring, shielding outer ring and wave washer is metal material.
Specifically, being equipped with the water proof ring being sleeved on outside insulating protective layer 214 between insulating protective layer 214 and threading hole 12
25, water proof ring 25 is placed in the outside of shielding inner ring 22, for realizing the waterproof between metal shell outboard end and cable；In cable
Outside is further sleeved with tail button 4, and tail button 4 is connected together in 1 outside of metal shell；Specifically, tail button 4 includes circular elasticity suit
Portion 41 and set on the holding section 42 in 41 outside of elastic suit portion, holding section 42 are equipped with and the hook that is arranged on metal shell 1
One end insertion threading hole 12 of the bayonet 421 of 13 cooperations, elastic suit portion 41 is interior and compresses water proof ring 25, and is placed in threading hole 12
Interior elastic 41 periphery of suit portion is equipped with the elastic convex ribs 411 that multiple circular arrays are equally spaced, the outer ring of elastic convex ribs 411
Elastic convex ribs are applied inside clamping force using metal shell in this way, to make by the micro- diameter greater than threading hole 12 of diameter
Tail clip stringing cable, has further fixed cable, has prevented during pullling, and cable and shielding inner ring is made the feelings loosened occur
Condition；And the outboard end of convex ribs 411 is set as to the inclined inclined-plane 412 in elastic suit portion 41, facilitate elastic suit portion 41 and convex
Muscle 411 is inserted into threading hole 12；It also is equipped with reinforcing rib 43 between the outside and elastic suit portion 41 of holding section 42, is improved
The intensity of tail button.
Specifically, being equipped with mounting base 14 in the metal shell of the outboard end of cavity 11, mounting base 14, which is equipped with, accommodates waterproof
The groove 141 of pad 5, the notch side of groove 141 are equally spaced equipped with multiple (in the present embodiment for ten) among groove 141
The salient point 142 of extension, for blocking collision mat 5, preventing collision mat from dropping out influences between metal shell and the metal cabinet of motor
Sealing effect.
In the other embodiments of the utility model, as shown in Figures 2 and 3, shielding piece 3 uses the copper plate of 1.5mm thickness, and
Elastic claw is designed to flat accordingly, increases contact area, and have the characteristic efficiently conducted using copper plate, makes metal
The shield effectiveness connected between shell and the metal cabinet of motor is good；Shielding piece 3 is fixed on 11 bottom of cavity by screw 6；Bullet
Property pawl 31 free-end be equipped with outwardly convex bending part 311, further ensure that the metal cabinet side wall of elastic claw and motor
It is effectively contacted, has ensured the reliability of connection.
In the other embodiments of the utility model, metal shell is made of aluminium alloy integrated molding, can effectively mitigate connection
The weight of device.
The specific assembling steps of above-mentioned connector are as follows:
A. tail button, water proof ring, metal shell are successively penetrated cable；
B. annular groove wave washer being packed into shielding inner ring；
C. the insulating protective layer of cable and damper ends is peelled off, length 28mm；The insulating layer of exposing is then peelled off one section, length
Degree is 12mm；
D. the finishing of exposing shielded layer is flushed, residue length 9mm, shielding inner ring is penetrated in cable and is sleeved on insulation
On protective layer, shielded layer ring outer surface in shielding of turning over penetrates shielding outer ring rear enclosure in shielding inner ring, passes through work
Shielding inner ring and shielding outer ring are crimped together and compress the shielded layer turned on cable by dress；
E. line nose is crimped on the conductive layer exposed on cable by tooling；
F. the components such as shielding inner ring insertion metal shell on threading hole in and be stuck at the deck of cavity bottom, assemble
Upper shielding piece, and shielding piece is locked with screw；
G. tail portion water proof ring, tail spiral-lock are successively entered metal shell, completes assembling.
Technical solution provided by the utility model embodiment is described in detail above, it is used herein specifically
A example is expounded the principle and embodiment of the utility model embodiment, and the explanation of above embodiments is only applicable to help
Assistant solves the principle of the utility model embodiment；At the same time, for those skilled in the art is implemented according to the utility model
Example, there will be changes in terms of specific embodiments and scope of application, in conclusion the content of the present specification should not be construed as
Limitations of the present invention.
Claims (10)
1. a kind of novel shielding connector, including the metal shell for connection cables component, which is characterized in that the metal-back
Body is equipped with the cavity that one end is opening, is equipped with threading hole in the bottom of the cavity；The cable-assembly is arranged in described wear
In the string holes and both ends of cable-assembly protrude from the metal shell, by being set to the shielding piece of the cavity bottom for the line
Cable assembly is fixed on the metal shell, and the shielding on piece is equipped with the bullet of multiple openings for extending outward the cavity
Property pawl.
2. novel shielding connector according to claim 1, which is characterized in that the cable-assembly includes being placed in threading hole
Interior cable and shielding inner ring and the shielding outer ring and line nose that are placed in outside threading hole, the cable successively include from inside to outside
Conductive layer, insulating layer, shielded layer and insulating protective layer；The shielding inner ring sleeve is mounted in the insulating protective layer periphery, the screen
Layer is covered by turning up set on the shielding inner ring periphery, and the one end of the shielding exterior ring cap loaded on the shielding inner ring simultaneously compresses institute
Shielded layer is stated, the other end of the shielding inner ring is arranged at the deck of the threading hole inner end；The line nose is crimped on
On the conductive layer and protrude from the metal shell；The shielding on piece is equipped with the bayonet part being stuck in outside shielding outer ring, and institute
It states bayonet part the shielding inner ring is pressed at the deck.
3. novel shielding connector according to claim 2, which is characterized in that the shielding inner ring one being placed at the deck
End outside is equipped with annular groove, is arranged with wave washer on the annular groove.
4. novel shielding connector according to claim 3, which is characterized in that the periphery of the shielding inner ring is equipped with a circle
The land being sticked in the deck, and the land is between shielding outer ring and the annular groove；It is set in the land
There is a positioning gap, the deck is equipped with the boss cooperated with the locating notch；The bayonet part is outer with the land
Side face contact.
5. novel shielding connector according to claim 4, which is characterized in that the insulating protective layer and the threading hole
Between be equipped with the water proof ring that is sleeved on outside insulating protective layer, the water proof ring is placed in the outside of the shielding inner ring.
6. novel shielding connector according to claim 5, which is characterized in that it is further sleeved with tail button on the outside of the cable,
The tail buckle conjunction is connected on the outside of the metal shell.
7. novel shielding connector according to claim 6, which is characterized in that the tail button includes circular elasticity suit
Portion and the holding section on the outside of elastic suit portion, the holding section is equipped with matches with the hook being arranged on the metal shell
One end of the bayonet of conjunction, the elasticity suit portion is inserted into the threading hole and compresses the water proof ring.
8. novel shielding connector according to claim 7, which is characterized in that the elasticity being placed in the threading hole
Suit portion periphery is equipped with the elastic convex ribs of multiple circular arrays distribution, and the race diameter of the elasticity convex ribs is greater than the threading
The diameter in hole.
9. novel shielding connector according to claim 1-8, which is characterized in that the outboard end of the cavity is set
There is mounting base, the mounting base is equipped with the groove for accommodating collision mat, and the notch side of the groove is equipped with multiple into groove
Between the salient point that extends.
10. novel shielding connector according to claim 9, which is characterized in that the shielding piece is the red copper of 1.5mm thickness
Plate, the shielding piece are fixed on the cavity bottom by screw, and the free-end of the elastic claw is equipped with the curved of outwardly convex
Folding part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821515814.9U CN208849173U (en) | 2018-09-17 | 2018-09-17 | A kind of novel shielding connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821515814.9U CN208849173U (en) | 2018-09-17 | 2018-09-17 | A kind of novel shielding connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208849173U true CN208849173U (en) | 2019-05-10 |
Family
ID=66373147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821515814.9U Active CN208849173U (en) | 2018-09-17 | 2018-09-17 | A kind of novel shielding connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208849173U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112636064A (en) * | 2020-12-01 | 2021-04-09 | 合肥巨一动力系统有限公司 | High-voltage connector structure of electric drive system |
| CN114556711A (en) * | 2019-10-21 | 2022-05-27 | 西门子股份公司 | Signal cable connector and motor assembly |
-
2018
- 2018-09-17 CN CN201821515814.9U patent/CN208849173U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114556711A (en) * | 2019-10-21 | 2022-05-27 | 西门子股份公司 | Signal cable connector and motor assembly |
| US12021327B2 (en) | 2019-10-21 | 2024-06-25 | Siemens Aktiengesellschaft | Signal outlet assembly with shielding wire grounded to sidewall of the housing |
| CN112636064A (en) * | 2020-12-01 | 2021-04-09 | 合肥巨一动力系统有限公司 | High-voltage connector structure of electric drive system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |