CN208655952U - A kind of male end connector of automobile heavy-current electric connector - Google Patents
A kind of male end connector of automobile heavy-current electric connector Download PDFInfo
- Publication number
- CN208655952U CN208655952U CN201821312737.7U CN201821312737U CN208655952U CN 208655952 U CN208655952 U CN 208655952U CN 201821312737 U CN201821312737 U CN 201821312737U CN 208655952 U CN208655952 U CN 208655952U
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- Prior art keywords
- connector
- connector terminals
- guide sleeve
- socket
- mounting hole
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a kind of male end connectors of automobile heavy-current electric connector, belong to automobile high-tension connector technical field, solve the problems, such as that being easy to appear loosening at the male end connector of common automotive connector and battery case socket link position causes local current is excessive to carry out generation safety accident, its key points of the technical solution are that, including package case and it is assemblied in the package case and the connector terminals being connected can be cooperated with battery case socket, one end that the connector terminals stretch out the package case is equipped with mounting hole, the connector terminals are connected by passing through the fastener of the mounting hole and battery case socket with battery case socket, it is fitted close in the mounting hole and spiral tooth socket is installed, the internal screw thread circle assembled with fastener threads is equipped on the inside of the spiral tooth socket, it overcomes connector terminals and battery case socket junction is easy to loosen Technological deficiency.
Description
Technical field
The utility model relates to automobile high-tension connector technical field, in particular to a kind of automobile heavy-current electric connector
Male end connector.
Background technique
With the development of society and the progress of science and technology, the environmental consciousness of people is improved, and new-energy automobile has been subjected to more next
The favor of more consumers, and the importance of charging corollary equipment relevant to new-energy automobile also gradually highlights.It fills
Electric rifle and cradle are that electric car charges indispensable equipment, in the charging terminal, cradle especially in charging gun
Charging sleeve be to ensure that and can smoothly charge and indispensable critical component.
Multiple battery cases equipped with single battery are concatenated by high-tension connector, so that the battery pack of automobile is formed,
Automobile due to the influence of the factors such as vibration, maintenance, impact, will lead between high-tension connector and battery case in the process of moving
The problems such as connection loosens, and contact resistance increases, so as to cause the raising of junction temperature, the temperature rise of junction can be led by cable etc.
Electric equipment is transferred to battery core, and may damage battery core when temperature rise is more than battery core tolerance range causes system that can not work, problem
Arcing can be caused on fire when serious, eventually lead to electric car safety accident.
Thus generally using the copper to conduct electricity very well as plug between the plug and battery case of high-tension connector, but by
It is lower in the hardness of copper plug, after the locking member fixation of plug and other components by passing through mounting hole, plug and battery case
Between connection be easy to loosen because of the influence of the factors such as vibration, impact in vehicle traveling process, contact resistance raising, thus
The temperature of junction is caused to increase, the temperature rise of junction can be transferred to battery core by conductive equipments such as cables, when temperature rise is more than electricity
Battery core may be damaged when core tolerance range causes system that can not work, and arcing can be caused on fire when problem is serious, eventually led to
Electric car safety accident is completely embedded admittedly needing a kind of and locking member, is less prone to loosening, highly-safe plug.
Utility model content
The purpose of the utility model is to provide a kind of male end connectors of automobile heavy-current electric connector, by plug-in unit
Spiral tooth socket is set in the mounting hole of terminal, overcomes the defect that the connection between fastener and connector terminals is easy to happen loosening,
Improve stability and the safety of connector terminals connection.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of automobile high current
The male end connector of electric connector, including package case and be assemblied in the package case and can with battery case socket cooperate phase
Connector terminals even, one end that the connector terminals stretch out the package case are equipped with mounting hole, and the connector terminals are by wearing
The fastener for crossing the mounting hole and battery case socket is connected with battery case socket, is fitted close and is equipped in the mounting hole
Spiral tooth socket, the spiral tooth socket inside are equipped with the internal screw thread circle assembled with fastener threads.
By using above-mentioned technical proposal, spiral tooth socket is arranged in the mounting hole of connector terminals, and fastener threads are filled
It fits on the internal screw thread circle of spiral tooth socket, when screwing in fastener in spiral tooth socket, since there is centrum in fastener end, by spiral tooth socket
Internal screw thread circle strut, the flank of internal screw thread circle and fastener is held tightly at this time, shake fastener and spiral tooth socket will not because of machinery
It moves and loosens, stability and reliability after ensuring that fastener and connector terminals locking connection；Spiral tooth socket simultaneously
The side wall of the setting mounting hole that can also reduce connector terminals be worn, extend the service life of connector terminals.
The further setting of the utility model, the hardness of the spiral tooth socket are greater than the hardness of the connector terminals.
By using above-mentioned technical proposal, the biggish spiral tooth socket of hardness can increase the knot of fastener Yu mounting hole junction
There is fastener and loosen the phenomenon that even falling off in structure intensity, reduction.
The further setting of the utility model, the mounting hole is interior to be equipped with internal screw thread, is equipped with screw thread on the outside of the spiral tooth socket
The external screw thread circle being assemblied on the internal screw thread.
By using above-mentioned technical proposal, the external screw thread circle of spiral tooth socket and the internal screw thread of mounting hole are using the side being threadedly engaged
Formula, contact area is larger, and mounting structure fastness is good.
The further setting of the utility model uses screw threads for fastening glue sticking between the internal screw thread and the spiral tooth socket.
By using above-mentioned technical proposal, screw thread fastening glue can be fitted close between mounting hole and the contact surface of spiral tooth socket
Solidification is avoided that the phenomenon that spiral tooth socket is loosened because of vibration.
The further setting of the utility model, the spiral tooth socket are matched with the close-fitting mode of the mounting hole for interference
It closes.
By using above-mentioned technical proposal, using the spiral tooth socket and mounting hole of interference fit, during installation, spiral tooth socket is received
It is fixed in mounting hole after contracting tightening, keeps the mounting structure of spiral tooth socket stronger.
The further setting of the utility model, the package case include metal shell body and are close-coupled at the metal
The intracorporal plastic cement inner housing of shell, the plastic cement inner housing is interior to be equipped with the guide sleeve plugged together for the connector terminals, the guide sleeve
Periphery wall is equipped with several notches along the direction that the connector terminals and the guide sleeve plug together setting, and the guide sleeve is lacked by described
Mouth is divided into several sheet bodies, is equipped with clamp on the inside of the sheet body, the outer wall that the connector terminals put in the guide sleeve part is equipped with
Groove, after the connector terminals plug together completely with the guide sleeve, the clamp is placed in the groove to prevent the plug-in unit
Terminal is extracted out of described guide sleeve.
By using above-mentioned technical proposal, guide sleeve is divided into several sheet bodies by notch, convenient for connector terminals are injected in guide sleeve,
Reduce phenomenon impaired because of guide sleeve caused by extruding during connector terminals inject in guide sleeve；It is fully inserted into and leads in connector terminals
After in set, the clamp of guide sleeve is stuck in the groove of connector terminals, makes connector terminals be not easy to extract out of guide sleeve, to make plug-in unit
Terminal is not easy to loosen because of the vibration in vehicle traveling process, and then reduces vapour caused by the loosening because of connector terminals junction
Vehicle safety accident.
The further setting of the utility model, the axial direction that the clamp is equipped with convenient for the connector terminals along the guide sleeve are inserted
Oblique surface into the guide sleeve.
By using above-mentioned technical proposal, the setting of oblique surface keeps the operation for injecting connector terminals in guide sleeve more square
Just.
The further setting of the utility model, the sheet body include at least first kind sheet body and the second class sheet body, and described the
The width of a kind of sheet body is less than the width of the second class sheet body, and the clamp is located at the inside of the first kind sheet body, described
Side is equipped with to position the connector terminals and axially be rotated with limiting the connector terminals around it in second such sheets body
Limiting slot.
By using above-mentioned technical proposal, the setting of the second class sheet body upper limit position groove makes connector terminals be not easy to turn in guide sleeve
It is dynamic, further improve the stability of connector terminals mounting structure.
In conclusion the utility model has the following beneficial effects:
1, the spiral tooth socket being arranged in connector terminals mounting hole, after connecting connector terminals with battery case socket by fastener
It is less prone to loose phenomenon, is loosened with fastener junction because of mechanical shock to reduce connector terminals, it is ensured that
Connector terminals and battery case socket pass through the stability and reliability after fastener locking connection；
2, spiral tooth socket can reduce the mechanical wear that the mounting hole of connector terminals is subject to, so as to improve making for connector terminals
Use the service life；
3, it by the way that clamp and limiting slot are arranged on the guide sleeve of package case, is not easy after injecting connector terminals in guide sleeve
It loosens, the fastness of mounting structure is good.
Detailed description of the invention
Fig. 1 is the overall structure diagram of male end connector in the utility model embodiment；
Fig. 2 is the perspective view of the explosion of package case and connector terminals in the utility model embodiment；
Fig. 3 is the schematic diagram of internal structure of male end connector in the utility model embodiment, and part has been cut off to open up
Show internal structure；
Fig. 4 is the enlarged drawing in Fig. 3 at A；
Fig. 5 is the enlarged drawing in Fig. 3 at B.
Appended drawing reference: 1, package case；11, metal shell body；12, plastic cement inner housing；13, guide sleeve；131, notch；132,
First kind sheet body；133, the second class sheet body；134, clamp；135, oblique surface；136, limiting slot；2, connector terminals；21, it installs
Hole；22, groove；3, spiral tooth socket；31, internal screw thread circle；32, external screw thread circle.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment: a kind of male end connector of automobile heavy-current electric connector, as shown in Figure 1, including 1 He of package case
Connector terminals 2, package case 1 include the internal metal shell body 11 for being equipped with a cavity, buckle in the cavity of metal shell body 11
Have plastic cement inner housing 12, set in plastic cement inner housing 12 there are two the cylindrical guide sleeve 13 that is plugged together for connector terminals 2, guide sleeve 13 it is outer
Jagged 131 are opened up on peripheral wall, the direction of notch 131 and the plug direction of connector terminals 2 are identical, and guide sleeve 13 is divided by notch 131
At the sheet body of four pieces of arcs, sheet body includes that two first kind sheet bodies 132 being arranged symmetrically and two are arranged symmetrically the second class sheet body
133, the length of first kind sheet body 132 is one section shorter than the length of the second class sheet body 133.It is injected in guide sleeve 13 by connector terminals 2
During, on guide sleeve 13 the setting guide sleeve 13 of notch 131 be not easy because the pressure by connector terminals 2 is excessive insert it is bad, also side
Just connector terminals 2 are tightly inserted on guide sleeve 13.
Specifically, connector terminals 2 are used and are led since the electric current passed through when male end connector is connected with battery case socket is larger
The metallic copper of good electrical property, one end that connector terminals 2 stretch out guide sleeve 13 are equipped with mounting hole 21, and connector terminals 2 are by across installation
The fastener of hole 21 and battery case socket and battery case socket are connected, and fastener is with externally threaded bolt, mounting hole 21
Inside being closely connected has spiral tooth socket 3, and the hardness of spiral tooth socket 3 is greater than the hardness of connector terminals 2, bolt and 3 screw thread of spiral tooth socket
Connection.Bolt and 21 junction of mounting hole can be increased by increasing the biggish spiral tooth socket 3 of hardness between mounting hole 21 and bolt
Structural strength and compactness loosen bolt will not because of mechanical shock with spiral tooth socket 3, ensure that connector terminals 2
Stability and reliability after being tightly connected with battery case socket by bolt lock；On the other hand, spiral tooth socket 3 can reduce plug-in unit end
Mechanical wear of the side wall of the mounting hole 21 of son 2 by bolt, improves the service life of connector terminals 2.
As shown in Fig. 2, width of the width of first kind sheet body 132 less than the second class sheet body 133, two the second class sheet bodies
133 inside is equipped with limiting slot 136, and after the completion of connector terminals 2 plugs together in guide sleeve 13, the two of connector terminals 2 are placed on limit
Position slot 136.Second class sheet body, 133 upper limit position groove 136 prevents connector terminals 2 from rotating in guide sleeve 13, makes the peace of connector terminals 2
Assembling structure is more stable.
As shown in Figure 3 and Figure 4, the inside of two first kind sheet bodies 132 is equipped with clamp 134 on guide sleeve 13, and connector terminals 2 are stretched
Outer wall into 13 inner part of guide sleeve is equipped with groove 22, and after connector terminals 2 plug together completely with guide sleeve 13, clamp 134 is placed in recessed
In slot 22, connector terminals 2 are not easy to extract out of guide sleeve 13, and mounting structure fastness is high, so that connector terminals 2 are not easy because of garage
Vibration during sailing and loosen, and then reduce automobile safety accident caused by the loosening because of 2 junction of connector terminals.
Clamp 134 is equipped with the axial oblique surface 135 injected in guide sleeve 13 convenient for connector terminals 2 along guide sleeve 13, oblique surface
135 setting keeps the operation for injecting connector terminals 2 in guide sleeve 13 more convenient.
As shown in Figure 3 and Figure 5, mounting hole 21 is equipped with internal screw thread, and spiral tooth socket 3 is equipped with internal screw thread circle 31 and external screw thread circle 32,
Internal screw thread circle 31 and the internal screw thread of mounting hole 21 are threadedly engaged, and external screw thread circle 32 and the external screw thread of bolt are threadedly engaged.Spiral tooth socket 3
External screw thread circle 32 and mounting hole 21 internal screw thread by the way of being threadedly engaged, contact area is larger, mounting structure fastness
It is good.Preferably, the gap between 21 internal screw thread of mounting hole and spiral tooth socket 3 uses screw threads for fastening glue sticking, and screw thread fastening glue can be
Solidify between mounting hole 21 and the contact surface of spiral tooth socket 3, is avoided that the phenomenon that spiral tooth socket 3 is loosened because of vibration.In other realities
It applies in example, spiral tooth socket 3 can be also interference fit.Using being interference fitted on mounting hole 21, during installation, spiral tooth socket 3 is retracted
The phenomenon that being fixed on after tightening in mounting hole 21, spiral tooth socket 3 made more to be less prone to loosening.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of male end connector of automobile heavy-current electric connector, including package case (1) and it is assemblied in the plug-in unit shell
The connector terminals (2) being connected can be cooperated on body (1) and with battery case socket, the connector terminals (2) stretch out the package case
(1) one end is equipped with mounting hole (21), and the connector terminals (2) are by passing through the mounting hole (21) and battery case socket
Fastener is connected with battery case socket, is fitted close and is equipped with spiral tooth socket (3) in the mounting hole (21), the spiral tooth socket (3)
Inside is equipped with the internal screw thread circle (31) assembled with fastener threads.
2. a kind of male end connector of automobile heavy-current electric connector according to claim 1, which is characterized in that described
The hardness of spiral tooth socket (3) is greater than the hardness of the connector terminals (2).
3. a kind of male end connector of automobile heavy-current electric connector according to claim 1, which is characterized in that described
It is equipped with internal screw thread in mounting hole (21), is equipped with external screw thread circle of the Screw assembly on the internal screw thread on the outside of the spiral tooth socket (3)
(32)。
4. a kind of male end connector of automobile heavy-current electric connector according to claim 3, which is characterized in that described
Screw threads for fastening glue sticking is used between internal screw thread and the spiral tooth socket (3).
5. a kind of male end connector of automobile heavy-current electric connector according to claim 1, which is characterized in that described
Spiral tooth socket (3) and the mounting hole (21) close-fitting mode are interference fit.
6. a kind of male end connector of automobile heavy-current electric connector according to claim 1, which is characterized in that described
Package case (1) includes metal shell body (11) and the plastic cement inner housing that is close-coupled in the metal shell body (11)
(12), be equipped with the guide sleeve (13) plugged together for the connector terminals (2) in the plastic cement inner housing (12), the guide sleeve (13) it is outer
Peripheral wall is equipped with several notches (131) of the direction setting plugged together along the connector terminals (2) and the guide sleeve (13), described to lead
Set (13) is divided into several sheet bodies by the notch (131), is equipped with clamp (134) on the inside of the sheet body, the connector terminals (2) are stretched
Outer wall into the guide sleeve (13) part is equipped with groove (22), when the connector terminals (2) and the guide sleeve (13) are inserted completely
After conjunction, the clamp (134) is placed in the groove (22) to prevent the connector terminals (2) from pulling out out of the guide sleeve (13)
Out.
7. a kind of male end connector of automobile heavy-current electric connector according to claim 6, which is characterized in that described
Clamp (134), which is equipped with, injects tiltedly leading in the guide sleeve (13) along the axial direction of the guide sleeve (13) convenient for the connector terminals (2)
Face (135).
8. a kind of male end connector of automobile heavy-current electric connector according to claim 7, which is characterized in that described
Sheet body includes at least first kind sheet body (132) and the second class sheet body (133), and the width of the first kind sheet body (132) is less than institute
The width of the second class sheet body (133) is stated, the clamp (134) is located at the inside of the first kind sheet body (132), second class
It is equipped with and the connector terminals (2) is positioned to limit the connector terminals (2) around it and axially occur to turn on the inside of sheet body (133)
Dynamic limiting slot (136).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821312737.7U CN208655952U (en) | 2018-08-13 | 2018-08-13 | A kind of male end connector of automobile heavy-current electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821312737.7U CN208655952U (en) | 2018-08-13 | 2018-08-13 | A kind of male end connector of automobile heavy-current electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208655952U true CN208655952U (en) | 2019-03-26 |
Family
ID=65789824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821312737.7U Expired - Fee Related CN208655952U (en) | 2018-08-13 | 2018-08-13 | A kind of male end connector of automobile heavy-current electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208655952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024032182A1 (en) * | 2022-08-08 | 2024-02-15 | 上海金友金弘智能电气股份有限公司 | Electric vehicle charging pile cable |
-
2018
- 2018-08-13 CN CN201821312737.7U patent/CN208655952U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024032182A1 (en) * | 2022-08-08 | 2024-02-15 | 上海金友金弘智能电气股份有限公司 | Electric vehicle charging pile cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20200813 |