CN208257017U - A kind of heavy-current electric connector of high reliablity - Google Patents
A kind of heavy-current electric connector of high reliablity Download PDFInfo
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- CN208257017U CN208257017U CN201820486851.5U CN201820486851U CN208257017U CN 208257017 U CN208257017 U CN 208257017U CN 201820486851 U CN201820486851 U CN 201820486851U CN 208257017 U CN208257017 U CN 208257017U
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- contact pin
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- plug
- socket
- pin component
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Abstract
The utility model discloses a kind of heavy-current electric connectors of high reliablity, include plug, socket, secondary locking card, slip ring and retaining ring, plug includes contact pin component and plug insulative shell member, socket includes plugging hole component and socket insulative shell member, contact pin component is plugged and fixed in plug insulative shell member, secondary locking card is socketed on contact pin component, the side wall of contact pin component offers sliding recess, slip ring is socketed in the sliding recess of contact pin component and opposite contact pin component can slide axially in sliding recess, sliding ring surface is provided with linkage groove；Plugging hole component is plugged and fixed in socket insulative shell member, and the inner wall of plugging hole component offers positioning groove, and the one side of retaining ring towards slip ring is inclined-plane diagonally downward, and retaining ring is nested in the positioning groove of plugging hole component and the sliding recess of contact pin component.The electric connector of the utility model improves while reliability, has the advantages that light-weight, shape is small, easy to operate, at low cost.
Description
Technical field
The utility model relates to technical field of electric connectors, in particular to a kind of heavy-current electric connector of high reliablity.
Background technique
Electric connector is since connection is reliable, facilitate prefabricated harness and can safeguard replaceability, in every field with very
Extensively.With the rapid development of society, more stringent requirements are proposed for electrical connection of the modern industry to electrical equipment or system,
Especially in terms of reliability.
The generally existing coupling mechanism force of heavy-current electric connector in the prior art is not strong, and is easy to lock in the case where violence pulls
The problem of tight failure, to there is structure in some heavy-current electric connectors with self-locking function relatively complicated again, shape greatly, weight weight
And the shortcomings that being not easy to operation, the cost of user and manufacturing enterprise is increased to a certain extent.
Utility model content
The purpose of the utility model is to overcome deficiency, the high currents for providing a kind of high reliablity in above-mentioned background technique to be electrically connected
Device is connect, has secondary locking function, accidental unlocking under electric connector abnormal condition can be prevented, is set by reasonable structure
Meter, the electric connector of the utility model also have weight while improving reliability, compared to same type, same specification product
Gently, small, easy to operate, the at low cost clear superiority of shape.
In order to reach above-mentioned technical effect, the utility model takes following technical scheme:
A kind of heavy-current electric connector of high reliablity, include plug, socket, secondary locking card, slip ring and retaining ring,
The plug is made of contact pin component and plug insulative shell member, and the socket is by plugging hole component and socket insulative shell member
It constitutes, wherein；
The contact pin component is plugged and fixed in plug insulative shell member, and secondary locking card is socketed on plug, is inserting
Sliding recess is offered on the side wall of needle assemblies, slip ring is socketed in the sliding recess of contact pin component and can be in sliding recess
Opposite contact pin component slides axially, and offers linkage groove in sliding ring surface；The plugging hole component is plugged and fixed exhausted in socket
In edge casing assembly, the inner wall of plugging hole component offers positioning groove, and the one side of retaining ring towards slip ring is diagonally downward
Inclined-plane, under working condition, retaining ring is nested in the positioning groove of plugging hole component and the sliding recess of contact pin component；
The working principle of the electric connector of the utility model are as follows: during plug and socket plug together, contact pin component will be locked
Tight ring jacks up, so that retaining ring is completely embedded into the positioning groove of plugging hole component inner wall while opening, and keeps this state,
Continue with plugging together, the slip ring being socketed in the sliding recess of contact pin component by retaining ring active force and to far from lock
Tight ring one end sliding, sliding recess and retaining ring proximal end form one section of cavity, since sliding ring diameter is less than contact pin component diameter,
Shrink retaining ring, the positioning groove of retaining ring and slip ring and plugging hole component on contact pin component interferes realization simultaneously at this time
Locking function；After plug and socket locking, secondary locking cutting ferrule is entered to the gap of plug Yu socket end face, plug and socket
Gap is filled, and can not be relatively moved again, to realize secondary locking.
When electric connector needs to unlock, first the secondary locking card on plug insulator is removed, then by plug and socket
Continue forward to inserting, slip ring can not slide again in distalmost end at this time, and slip ring, which jacks up retaining ring, to be opened, and make retaining ring
It is completely embedded into the positioning groove of plugging hole component, continues with plugging together, retaining ring will enter the linkage of sliding ring surface
Slip ring is locked in groove, at this time since the interference of plug and socket shell can not be further continued for distinguishing plug and socket to inserting
Post-tensioning is separated, and due to the presence for the groove that links, as separation continues, slip ring is moved down in the thrust of retaining ring
The end of dynamic sliding recess can not extremely move again, and the groove that links is designed using unique V-type, retaining ring can be made in certain force
In the case of can deviate from from linkage groove, continue breakaway plug and socket, retaining ring will be transitioned into pin groups from slip ring at this time
On part, the unlock separation of entire electric connector can be realized.
Further, the contact pin component, plugging hole component and/or retaining ring are made of Cu alloy material, alloy material tool
There are higher tensile strength and yield strength, may make electric connector in locking state, improper separating force can achieve
10000N or more, far more than general same type, same specification electric connector.
Further, the slip ring is made of stainless steel material.
Further, the plug insulator casing assembly, socket insulator casing assembly and/or secondary locking card are by moulding
Material is made, and selects plastic material that can provide insulation and outer protection function simultaneously, and effectively reduce product weight and cost.
Further, the cross sectional shape of the linkage groove of the slip ring is V-shape.
The utility model compared with prior art, have it is below the utility model has the advantages that
The electric connector of the utility model is while promoting traditional high current connector connection reliability, by means of exquisiteness
Reasonable structure design, makes the electric connector of the utility model also have light-weight, shape compared to the product of same type, same specification
Advantage small, easy to operate, at low cost.
Detailed description of the invention
Fig. 1 is the partial sectional view of the electric connector of the utility model.
Partial sectional view when Fig. 2 is the electric connector contact pin component of the utility model, plugging hole component is in locking state.
Fig. 3 is the partial sectional view when electric connector contact pin component, plugging hole component of the utility model are in the unlocked state.
Appended drawing reference:
1- plug, 2- socket, 3- secondary locking card, 4- slip ring, 5- retaining ring, 11- contact pin component, the insulation of 12- plug
Casing assembly, 21- plugging hole component, 22- socket insulative shell member, 41- linkage groove, 111- sliding recess, 211- positioning are recessed
Slot.
Specific embodiment
The utility model is further elaborated below with reference to the embodiments of the present invention.
Embodiment:
As shown in Figure 1, a kind of heavy-current electric connector of high reliablity, comprising plug 1, socket 2, secondary locking card 3, is slided
Rotating ring 4 and retaining ring 5, plug 1 are made of contact pin component 11 and plug insulative shell member 12, socket 2 by plugging hole component 21 and
Socket insulative shell member 22 is constituted.
Contact pin component 11 is plugged and fixed in plug insulative shell member 12, and secondary locking card 3 is socketed on plug 1,
Offer sliding recess 111 on the side wall of contact pin component 11, slip ring 4 be socketed in the sliding recess 111 of contact pin component 11 and
It opposite contact pin component 11 can slide axially in sliding recess 111, offer linkage groove 41 on 4 surface of slip ring.
Plugging hole component 21 is plugged and fixed in socket insulative shell member 22, and it is recessed that the inner wall of plugging hole component 21 offers positioning
Slot 211, the one side of retaining ring 5 towards slip ring 4 are inclined-plane diagonally downward, and retaining ring 5 is nested in the positioning of plugging hole component 21
In the sliding recess 111 of groove 211 and contact pin component 11.
In use, 11 grafting of contact pin component for connecting cable is first assembled to blending bolt in plug insulative shell member 12
It is fixed, to form plug 1, then 21 grafting of plugging hole component is assembled to blending bolt in socket insulative shell member 22 and is fixed,
To form socket 2.
When needing to plug together plug 1 and socket 2, first by the assembly of secondary locking card 3 on the plugging hole component 21 of plug 1,
Then again by plug 1 and socket 2 to inserting, as shown in Fig. 2, contact pin component 11 will lock during plug 1 and socket 2 plug together
Ring 5 jacks up, so that retaining ring 5 is completely embedded into the positioning groove 211 of 21 inner wall of plugging hole component while opening and keeps this shape
State continues with plugging together, active force of the slip ring 4 being socketed in the sliding recess 111 of contact pin component 11 by retaining ring 5
And to being slided far from 5 one end of retaining ring, sliding recess 111 and 5 proximal end of retaining ring form one section of cavity, due to 4 diameter of slip ring
Less than 11 diameter of contact pin component, retaining ring 5 is shunk and is stuck in retaining ring 5, at this point, the sliding of retaining ring 5 and contact pin component 11
The positioning groove 211 of ring 4 and plugging hole component 21 is interfered simultaneously, after realizing that locking function, plug 1 and socket 2 are locked, because of two
Secondary locking clamp 3 fills up plug 1 and the gap of socket 2, makes plug 1 and socket 2 can not generate relative motion in the axial direction, from
And can not unlock, secondary lock can be played the role of.
When needing to unlock, first the secondary locking card 3 on contact pin component 11 is removed, then plug 1 and socket 2 is continued past
Preceding to inserting, slip ring 4 can not slide again in distalmost end at this time, and slip ring 4, which first jacks up retaining ring 5, to be opened, and make retaining ring 5
It is completely embedded into the positioning groove 211 of plugging hole component 21, continues with plugging together, retaining ring 5 will enter 4 surface of slip ring
Linkage groove 41 in, slip ring 4 is locked, at this point, will be unable to again since plug 1 and socket insulative shell member 22 are interfered
Continue to inserting, then post-tensioning separates respectively by plug 1 and socket 2, it specifically can be by socket 2 along the direction A post-tensioning, by plug 1 along B
Direction post-tensioning, as shown in figure 3, continue to separate with plug 1 and socket 2, slip ring 4 under the action of the thrust of retaining ring 5,
Slip ring 4 by slided into the sliding recess 111 of contact pin component 11 one end be tightly attached to sliding recess 111 right side wall and can not
It moving again, the linkage unique V-type of groove 41 design deviate from retaining ring 5 can from linkage groove 41 in the case where certain force,
Continue breakaway plug 1 and socket 2, retaining ring 5 will be transitioned on contact pin component 11 from slip ring 4 at this time, and entire electricity can be realized
The unlock of connector separates.
And in the electric connector of the utility model, such as contact pin component 11, plugging hole component 21, slip ring 4 and retaining ring 5 rise
The correlated parts of locking effect are all metal material, and tensile strength and yield strength are higher, and improper separating force can achieve
10000N or more, far more than general same type, same specification electric connector.
Preferably, contact pin component 11, plugging hole component 21 and retaining ring 5 are made of Cu alloy material in the present embodiment, it is sliding
Rotating ring 4 is made of stainless steel material.
Specifically, slip ring 4 is C font, and its inner surface being in contact with contact pin component 11 is smooth；Retaining ring 5
Also be C font, be made of Copper alloy material, therefore have elasticity, can opening and closing repeatedly, be total key zero
Component.Wherein, the cross sectional shape of the linkage groove 41 of slip ring 4 is V-shape.
1 insulator shell component of plug, 2 insulator shell component of socket and secondary locking card 3 are made of plastics, and select modeling
Material material can provide insulation and outer protection function simultaneously, and effectively reduce product weight and cost, meanwhile, plastic material
Secondary locking card 3 be preferably designed for C font, can easily unarmed assembly or disassembly.
It is understood that embodiment of above is merely to illustrate that the principles of the present invention and uses exemplary
Embodiment, however the utility model is not limited thereto.For those skilled in the art, this is not being departed from
In the case where the spirit and essence of utility model, various changes and modifications can be made therein, these variations and modifications are also considered as this reality
With novel protection scope.
Claims (5)
1. a kind of heavy-current electric connector of high reliablity, which is characterized in that include plug (1), socket (2), secondary locking card
(3), slip ring (4) and retaining ring (5), the plug (1) are made of contact pin component (11) and plug insulative shell member (12),
The socket (2) is made of plugging hole component (21) and socket insulative shell member (22), wherein；
The contact pin component (11) is plugged and fixed in plug insulative shell member (12), and secondary locking card (3) is socketed in plug
(1) it on, is offered on the side wall of contact pin component (11) sliding recess (111), slip ring (4) is socketed on contact pin component (11)
It in sliding recess (111) and opposite contact pin component (11) can slide axially in sliding recess (111), on slip ring (4) surface
Offer linkage groove (41)；
The plugging hole component (21) is plugged and fixed in socket insulative shell member (22), and the inner wall of plugging hole component (21) offers
Positioning groove (211), the one side of retaining ring (5) towards slip ring (4) are inclined-plane diagonally downward, under working condition, retaining ring
(5) it is nested in the positioning groove (211) of plugging hole component (21) and the sliding recess (111) of contact pin component (11).
2. a kind of heavy-current electric connector of high reliablity according to claim 1, which is characterized in that the contact pin component
(11), plugging hole component (21) and/or retaining ring (5) are made of Cu alloy material.
3. a kind of heavy-current electric connector of high reliablity according to claim 1, which is characterized in that the slip ring
(4) it is made of stainless steel material.
4. a kind of heavy-current electric connector of high reliablity according to claim 1, which is characterized in that the plug (1)
Insulator shell component, socket (2) insulator shell component and/or secondary locking card (3) are made of plastics.
5. a kind of heavy-current electric connector of high reliablity according to claim 1, which is characterized in that the slip ring
(4) cross sectional shape of linkage groove (41) is V-shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820486851.5U CN208257017U (en) | 2018-04-08 | 2018-04-08 | A kind of heavy-current electric connector of high reliablity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820486851.5U CN208257017U (en) | 2018-04-08 | 2018-04-08 | A kind of heavy-current electric connector of high reliablity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208257017U true CN208257017U (en) | 2018-12-18 |
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ID=64639469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820486851.5U Active CN208257017U (en) | 2018-04-08 | 2018-04-08 | A kind of heavy-current electric connector of high reliablity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208257017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108521047A (en) * | 2018-04-08 | 2018-09-11 | 四川永贵科技有限公司 | A kind of single heavy-current electric connector of high reliability |
-
2018
- 2018-04-08 CN CN201820486851.5U patent/CN208257017U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108521047A (en) * | 2018-04-08 | 2018-09-11 | 四川永贵科技有限公司 | A kind of single heavy-current electric connector of high reliability |
| CN108521047B (en) * | 2018-04-08 | 2023-08-04 | 四川永贵科技有限公司 | High-reliability single-core high-current electric connector |
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